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kriegsman/TeensyLCasm.txt

Created March 13, 2017 20:24
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TeensyLC
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TeensyLCasm.txt
PaulTeensyLCPaletteBugTest.ino.elf: file format elf32-littlearm
Disassembly of section .text:
00000000 <_VectorsFlash>:
0: 00 18 00 20 c1 00 00 00 c5 15 00 00 91 15 00 00 ... ............
10: 91 15 00 00 91 15 00 00 91 15 00 00 91 15 00 00 ................
20: 91 15 00 00 91 15 00 00 91 15 00 00 c5 15 00 00 ................
30: c5 15 00 00 91 15 00 00 c5 15 00 00 81 15 00 00 ................
40: c5 15 00 00 c5 15 00 00 c5 15 00 00 c5 15 00 00 ................
50: c5 15 00 00 c5 15 00 00 c5 15 00 00 c5 15 00 00 ................
60: c5 15 00 00 c5 15 00 00 c5 15 00 00 c5 15 00 00 ................
70: e1 1b 00 00 6d 20 00 00 f1 25 00 00 c5 15 00 00 ....m ...%......
80: c5 15 00 00 c5 15 00 00 c5 15 00 00 c5 15 00 00 ................
90: c5 15 00 00 c5 15 00 00 c5 15 00 00 c5 15 00 00 ................
a0: 39 0a 00 00 c5 15 00 00 c5 15 00 00 c5 15 00 00 9...............
b0: c5 15 00 00 c5 15 00 00 c5 15 00 00 c5 15 00 00 ................
000000c0 <ResetHandler>:
__attribute__ ((optimize("-Os")))
#else
__attribute__ ((section(".startup"),optimize("-Os")))
#endif
void ResetHandler(void)
{
c0: b538 push {r3, r4, r5, lr}
__asm__ volatile ("nop");
__asm__ volatile ("nop");
#endif
// programs using the watchdog timer or needing to initialize hardware as
// early as possible can implement startup_early_hook()
startup_early_hook();
c2: f001 fa83 bl 15cc <startup_early_hook>
//PORTC_PCR5 = PORT_PCR_MUX(1) | PORT_PCR_DSE | PORT_PCR_SRE;
//GPIOC_PDDR |= (1<<5);
//GPIOC_PSOR = (1<<5);
//while (1);
#elif defined(__MKL26Z64__)
SIM_SCGC4 = SIM_SCGC4_USBOTG | 0xF0000030;
c6: 4a45 ldr r2, [pc, #276] ; (1dc <ResetHandler+0x11c>)
c8: 4b45 ldr r3, [pc, #276] ; (1e0 <ResetHandler+0x120>)
ca: 601a str r2, [r3, #0]
SIM_SCGC5 = 0x00003F82; // clocks active to all GPIO
cc: 4a45 ldr r2, [pc, #276] ; (1e4 <ResetHandler+0x124>)
ce: 4b46 ldr r3, [pc, #280] ; (1e8 <ResetHandler+0x128>)
d0: 601a str r2, [r3, #0]
SIM_SCGC6 = SIM_SCGC6_ADC0 | SIM_SCGC6_TPM0 | SIM_SCGC6_TPM1 | SIM_SCGC6_TPM2 | SIM_SCGC6_FTFL;
d2: 4a46 ldr r2, [pc, #280] ; (1ec <ResetHandler+0x12c>)
d4: 4b46 ldr r3, [pc, #280] ; (1f0 <ResetHandler+0x130>)
d6: 601a str r2, [r3, #0]
RTC_SR = 0;
RTC_CR = RTC_CR_SC16P | RTC_CR_SC4P | RTC_CR_OSCE;
}
#endif
// release I/O pins hold, if we woke up from VLLS mode
if (PMC_REGSC & PMC_REGSC_ACKISO) PMC_REGSC |= PMC_REGSC_ACKISO;
d8: 4b46 ldr r3, [pc, #280] ; (1f4 <ResetHandler+0x134>)
da: 2208 movs r2, #8
dc: 7819 ldrb r1, [r3, #0]
de: 4211 tst r1, r2
e0: d002 beq.n e8 <ResetHandler+0x28>
e2: 7819 ldrb r1, [r3, #0]
e4: 430a orrs r2, r1
e6: 701a strb r2, [r3, #0]
// since this is a write once register, make it visible to all F_CPU's
// so we can into other sleep modes in the future at any speed
#if defined(__MK66FX1M0__)
SMC_PMPROT = SMC_PMPROT_AHSRUN | SMC_PMPROT_AVLP | SMC_PMPROT_ALLS | SMC_PMPROT_AVLLS;
#else
SMC_PMPROT = SMC_PMPROT_AVLP | SMC_PMPROT_ALLS | SMC_PMPROT_AVLLS;
e8: 4b43 ldr r3, [pc, #268] ; (1f8 <ResetHandler+0x138>)
ea: 222a movs r2, #42 ; 0x2a
ec: 701a strb r2, [r3, #0]
#endif
// TODO: do this while the PLL is waiting to lock....
while (dest < &_edata) *dest++ = *src++;
ee: 2300 movs r3, #0
f0: 4a42 ldr r2, [pc, #264] ; (1fc <ResetHandler+0x13c>)
f2: 4943 ldr r1, [pc, #268] ; (200 <ResetHandler+0x140>)
f4: 189a adds r2, r3, r2
f6: 428a cmp r2, r1
f8: d204 bcs.n 104 <ResetHandler+0x44>
fa: 4942 ldr r1, [pc, #264] ; (204 <ResetHandler+0x144>)
fc: 58c9 ldr r1, [r1, r3]
fe: 3304 adds r3, #4
100: 6011 str r1, [r2, #0]
102: e7f5 b.n f0 <ResetHandler+0x30>
104: 4b40 ldr r3, [pc, #256] ; (208 <ResetHandler+0x148>)
dest = &_sbss;
while (dest < &_ebss) *dest++ = 0;
106: 4941 ldr r1, [pc, #260] ; (20c <ResetHandler+0x14c>)
108: 1f1a subs r2, r3, #4
10a: 1d18 adds r0, r3, #4
10c: 2300 movs r3, #0
10e: 428a cmp r2, r1
110: d202 bcs.n 118 <ResetHandler+0x58>
112: 6013 str r3, [r2, #0]
114: 1c03 adds r3, r0, #0
116: e7f6 b.n 106 <ResetHandler+0x46>
// default all interrupts to medium priority level
for (i=0; i < NVIC_NUM_INTERRUPTS + 16; i++) _VectorsRam[i] = _VectorsFlash[i];
118: 493d ldr r1, [pc, #244] ; (210 <ResetHandler+0x150>)
11a: 4a3e ldr r2, [pc, #248] ; (214 <ResetHandler+0x154>)
11c: 5859 ldr r1, [r3, r1]
11e: 1c10 adds r0, r2, #0
120: 5099 str r1, [r3, r2]
122: 3304 adds r3, #4
124: 2bc0 cmp r3, #192 ; 0xc0
126: d1f7 bne.n 118 <ResetHandler+0x58>
128: 2300 movs r3, #0
for (i=0; i < NVIC_NUM_INTERRUPTS; i++) NVIC_SET_PRIORITY(i, 128);
12a: 089a lsrs r2, r3, #2
12c: 493a ldr r1, [pc, #232] ; (218 <ResetHandler+0x158>)
12e: 0092 lsls r2, r2, #2
130: 1852 adds r2, r2, r1
132: 2103 movs r1, #3
134: 4019 ands r1, r3
136: 00c9 lsls r1, r1, #3
138: 6815 ldr r5, [r2, #0]
13a: 24ff movs r4, #255 ; 0xff
13c: 408c lsls r4, r1
13e: 43a5 bics r5, r4
140: 1c2c adds r4, r5, #0
142: 2580 movs r5, #128 ; 0x80
144: 408d lsls r5, r1
146: 1c29 adds r1, r5, #0
148: 4321 orrs r1, r4
14a: 3301 adds r3, #1
14c: 6011 str r1, [r2, #0]
14e: 2b20 cmp r3, #32
150: d1eb bne.n 12a <ResetHandler+0x6a>
SCB_VTOR = (uint32_t)_VectorsRam; // use vector table in RAM
152: 4b32 ldr r3, [pc, #200] ; (21c <ResetHandler+0x15c>)
#if defined(KINETISK)
// enable capacitors for crystal
OSC0_CR = OSC_SC8P | OSC_SC2P;
#elif defined(KINETISL)
// enable capacitors for crystal
OSC0_CR = OSC_SC8P | OSC_SC2P | OSC_ERCLKEN;
154: 228a movs r2, #138 ; 0x8a
while (dest < &_ebss) *dest++ = 0;
// default all interrupts to medium priority level
for (i=0; i < NVIC_NUM_INTERRUPTS + 16; i++) _VectorsRam[i] = _VectorsFlash[i];
for (i=0; i < NVIC_NUM_INTERRUPTS; i++) NVIC_SET_PRIORITY(i, 128);
SCB_VTOR = (uint32_t)_VectorsRam; // use vector table in RAM
156: 6018 str r0, [r3, #0]
#if defined(KINETISK)
// enable capacitors for crystal
OSC0_CR = OSC_SC8P | OSC_SC2P;
#elif defined(KINETISL)
// enable capacitors for crystal
OSC0_CR = OSC_SC8P | OSC_SC2P | OSC_ERCLKEN;
158: 4b31 ldr r3, [pc, #196] ; (220 <ResetHandler+0x160>)
15a: 701a strb r2, [r3, #0]
#endif
// enable osc, 8-32 MHz range, low power mode
MCG_C2 = MCG_C2_RANGE0(2) | MCG_C2_EREFS;
15c: 4b31 ldr r3, [pc, #196] ; (224 <ResetHandler+0x164>)
15e: 2224 movs r2, #36 ; 0x24
160: 705a strb r2, [r3, #1]
// switch to crystal as clock source, FLL input = 16 MHz / 512
MCG_C1 = MCG_C1_CLKS(2) | MCG_C1_FRDIV(4);
162: 22a0 movs r2, #160 ; 0xa0
164: 701a strb r2, [r3, #0]
// wait for crystal oscillator to begin
while ((MCG_S & MCG_S_OSCINIT0) == 0) ;
166: 799a ldrb r2, [r3, #6]
168: 0791 lsls r1, r2, #30
16a: d5fc bpl.n 166 <ResetHandler+0xa6>
// wait for FLL to use oscillator
while ((MCG_S & MCG_S_IREFST) != 0) ;
16c: 799a ldrb r2, [r3, #6]
16e: 06d5 lsls r5, r2, #27
170: d4fc bmi.n 16c <ResetHandler+0xac>
// wait for MCGOUT to use oscillator
while ((MCG_S & MCG_S_CLKST_MASK) != MCG_S_CLKST(2)) ;
172: 7998 ldrb r0, [r3, #6]
174: 210c movs r1, #12
176: 4a2b ldr r2, [pc, #172] ; (224 <ResetHandler+0x164>)
178: 4001 ands r1, r0
17a: 2908 cmp r1, #8
17c: d1f9 bne.n 172 <ResetHandler+0xb2>
#endif
#else
#if F_CPU == 72000000
MCG_C5 = MCG_C5_PRDIV0(5); // config PLL input for 16 MHz Crystal / 6 = 2.667 Hz
#else
MCG_C5 = MCG_C5_PRDIV0(3); // config PLL input for 16 MHz Crystal / 4 = 4 MHz
17e: 2103 movs r1, #3
180: 7111 strb r1, [r2, #4]
#elif F_CPU == 120000000
MCG_C6 = MCG_C6_PLLS | MCG_C6_VDIV0(6); // config PLL for 120 MHz output
#elif F_CPU == 72000000
MCG_C6 = MCG_C6_PLLS | MCG_C6_VDIV0(3); // config PLL for 72 MHz output
#elif F_CPU == 96000000 || F_CPU == 48000000 || F_CPU == 24000000
MCG_C6 = MCG_C6_PLLS | MCG_C6_VDIV0(0); // config PLL for 96 MHz output
182: 2140 movs r1, #64 ; 0x40
184: 7151 strb r1, [r2, #5]
#error "This clock speed isn't supported..."
#endif
#endif
// wait for PLL to start using xtal as its input
while (!(MCG_S & MCG_S_PLLST)) ;
186: 799a ldrb r2, [r3, #6]
188: 0691 lsls r1, r2, #26
18a: d5fc bpl.n 186 <ResetHandler+0xc6>
// wait for PLL to lock
while (!(MCG_S & MCG_S_LOCK0)) ;
18c: 799a ldrb r2, [r3, #6]
18e: 0655 lsls r5, r2, #25
190: d5fc bpl.n 18c <ResetHandler+0xcc>
// config divisors: 48 MHz core, 48 MHz bus, 24 MHz flash, USB = 96 / 2
#if defined(KINETISK)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(1) | SIM_CLKDIV1_OUTDIV2(1) | SIM_CLKDIV1_OUTDIV3(1) | SIM_CLKDIV1_OUTDIV4(3);
SIM_CLKDIV2 = SIM_CLKDIV2_USBDIV(1);
#elif defined(KINETISL)
SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(1) | SIM_CLKDIV1_OUTDIV4(1);
192: 4925 ldr r1, [pc, #148] ; (228 <ResetHandler+0x168>)
194: 4a25 ldr r2, [pc, #148] ; (22c <ResetHandler+0x16c>)
196: 6011 str r1, [r2, #0]
#error "Error, F_CPU must be 192, 180, 168, 144, 120, 96, 72, 48, 24, 16, 8, 4, or 2 MHz"
#endif
#if F_CPU > 16000000
// switch to PLL as clock source, FLL input = 16 MHz / 512
MCG_C1 = MCG_C1_CLKS(0) | MCG_C1_FRDIV(4);
198: 4a22 ldr r2, [pc, #136] ; (224 <ResetHandler+0x164>)
19a: 2120 movs r1, #32
19c: 7011 strb r1, [r2, #0]
// wait for PLL clock to be used
while ((MCG_S & MCG_S_CLKST_MASK) != MCG_S_CLKST(3)) ;
19e: 7999 ldrb r1, [r3, #6]
1a0: 220c movs r2, #12
1a2: 400a ands r2, r1
1a4: 2a0c cmp r2, #12
1a6: d1fa bne.n 19e <ResetHandler+0xde>
SIM_SOPT2 = SIM_SOPT2_USBSRC | SIM_SOPT2_IRC48SEL | SIM_SOPT2_TRACECLKSEL | SIM_SOPT2_CLKOUTSEL(6);
#else
SIM_SOPT2 = SIM_SOPT2_USBSRC | SIM_SOPT2_PLLFLLSEL | SIM_SOPT2_TRACECLKSEL | SIM_SOPT2_CLKOUTSEL(6);
#endif
#elif defined(KINETISL)
SIM_SOPT2 = SIM_SOPT2_USBSRC | SIM_SOPT2_PLLFLLSEL | SIM_SOPT2_CLKOUTSEL(6)
1a8: 4a21 ldr r2, [pc, #132] ; (230 <ResetHandler+0x170>)
1aa: 4b22 ldr r3, [pc, #136] ; (234 <ResetHandler+0x174>)
1ac: 601a str r2, [r3, #0]
// since we are not going into "stop mode" i removed it
SMC_PMCTRL = SMC_PMCTRL_RUNM(2); // VLPR mode :-)
#endif
// initialize the SysTick counter
SYST_RVR = (F_CPU / 1000) - 1;
1ae: 4a22 ldr r2, [pc, #136] ; (238 <ResetHandler+0x178>)
1b0: 4b22 ldr r3, [pc, #136] ; (23c <ResetHandler+0x17c>)
1b2: 601a str r2, [r3, #0]
SYST_CVR = 0;
1b4: 4b22 ldr r3, [pc, #136] ; (240 <ResetHandler+0x180>)
1b6: 2200 movs r2, #0
1b8: 601a str r2, [r3, #0]
SYST_CSR = SYST_CSR_CLKSOURCE | SYST_CSR_TICKINT | SYST_CSR_ENABLE;
1ba: 4b22 ldr r3, [pc, #136] ; (244 <ResetHandler+0x184>)
1bc: 2207 movs r2, #7
1be: 601a str r2, [r3, #0]
SCB_SHPR3 = 0x20200000; // Systick = priority 32
1c0: 4a21 ldr r2, [pc, #132] ; (248 <ResetHandler+0x188>)
1c2: 4b22 ldr r3, [pc, #136] ; (24c <ResetHandler+0x18c>)
1c4: 601a str r2, [r3, #0]
//init_pins();
__enable_irq();
1c6: b662 cpsie i
_init_Teensyduino_internal_();
1c8: f000 fb10 bl 7ec <_init_Teensyduino_internal_>
#endif
*(uint32_t *)0x4003E01C = 0;
}
#endif
__libc_init_array();
1cc: f002 fd82 bl 2cd4 <__libc_init_array>
startup_late_hook();
1d0: f001 fa02 bl 15d8 <startup_late_hook>
main();
1d4: f001 f932 bl 143c <main>
1d8: e7fe b.n 1d8 <ResetHandler+0x118>
1da: 46c0 nop ; (mov r8, r8)
1dc: f0040030 .word 0xf0040030
1e0: 40048034 .word 0x40048034
1e4: 00003f82 .word 0x00003f82
1e8: 40048038 .word 0x40048038
1ec: 0f000001 .word 0x0f000001
1f0: 4004803c .word 0x4004803c
1f4: 4007d002 .word 0x4007d002
1f8: 4007e000 .word 0x4007e000
1fc: 1ffffd60 .word 0x1ffffd60
200: 1ffffe08 .word 0x1ffffe08
204: 00003078 .word 0x00003078
208: 1ffffe0c .word 0x1ffffe0c
20c: 20000140 .word 0x20000140
210: 00000000 .word 0x00000000
214: 1ffff900 .word 0x1ffff900
218: e000e400 .word 0xe000e400
21c: e000ed08 .word 0xe000ed08
220: 40065000 .word 0x40065000
224: 40064000 .word 0x40064000
228: 10010000 .word 0x10010000
22c: 40048044 .word 0x40048044
230: 050500c0 .word 0x050500c0
234: 40048004 .word 0x40048004
238: 0000bb7f .word 0x0000bb7f
23c: e000e014 .word 0xe000e014
240: e000e018 .word 0xe000e018
244: e000e010 .word 0xe000e010
248: 20200000 .word 0x20200000
24c: e000ed20 .word 0xe000ed20
250: ffffffff .word 0xffffffff
254: ffffffff .word 0xffffffff
258: ffffffff .word 0xffffffff
25c: ffffffff .word 0xffffffff
260: ffffffff .word 0xffffffff
264: ffffffff .word 0xffffffff
268: ffffffff .word 0xffffffff
26c: ffffffff .word 0xffffffff
270: ffffffff .word 0xffffffff
274: ffffffff .word 0xffffffff
278: ffffffff .word 0xffffffff
27c: ffffffff .word 0xffffffff
280: ffffffff .word 0xffffffff
284: ffffffff .word 0xffffffff
288: ffffffff .word 0xffffffff
28c: ffffffff .word 0xffffffff
290: ffffffff .word 0xffffffff
294: ffffffff .word 0xffffffff
298: ffffffff .word 0xffffffff
29c: ffffffff .word 0xffffffff
2a0: ffffffff .word 0xffffffff
2a4: ffffffff .word 0xffffffff
2a8: ffffffff .word 0xffffffff
2ac: ffffffff .word 0xffffffff
2b0: ffffffff .word 0xffffffff
2b4: ffffffff .word 0xffffffff
2b8: ffffffff .word 0xffffffff
2bc: ffffffff .word 0xffffffff
2c0: ffffffff .word 0xffffffff
2c4: ffffffff .word 0xffffffff
2c8: ffffffff .word 0xffffffff
2cc: ffffffff .word 0xffffffff
2d0: ffffffff .word 0xffffffff
2d4: ffffffff .word 0xffffffff
2d8: ffffffff .word 0xffffffff
2dc: ffffffff .word 0xffffffff
2e0: ffffffff .word 0xffffffff
2e4: ffffffff .word 0xffffffff
2e8: ffffffff .word 0xffffffff
2ec: ffffffff .word 0xffffffff
2f0: ffffffff .word 0xffffffff
2f4: ffffffff .word 0xffffffff
2f8: ffffffff .word 0xffffffff
2fc: ffffffff .word 0xffffffff
300: ffffffff .word 0xffffffff
304: ffffffff .word 0xffffffff
308: ffffffff .word 0xffffffff
30c: ffffffff .word 0xffffffff
310: ffffffff .word 0xffffffff
314: ffffffff .word 0xffffffff
318: ffffffff .word 0xffffffff
31c: ffffffff .word 0xffffffff
320: ffffffff .word 0xffffffff
324: ffffffff .word 0xffffffff
328: ffffffff .word 0xffffffff
32c: ffffffff .word 0xffffffff
330: ffffffff .word 0xffffffff
334: ffffffff .word 0xffffffff
338: ffffffff .word 0xffffffff
33c: ffffffff .word 0xffffffff
340: ffffffff .word 0xffffffff
344: ffffffff .word 0xffffffff
348: ffffffff .word 0xffffffff
34c: ffffffff .word 0xffffffff
350: ffffffff .word 0xffffffff
354: ffffffff .word 0xffffffff
358: ffffffff .word 0xffffffff
35c: ffffffff .word 0xffffffff
360: ffffffff .word 0xffffffff
364: ffffffff .word 0xffffffff
368: ffffffff .word 0xffffffff
36c: ffffffff .word 0xffffffff
370: ffffffff .word 0xffffffff
374: ffffffff .word 0xffffffff
378: ffffffff .word 0xffffffff
37c: ffffffff .word 0xffffffff
380: ffffffff .word 0xffffffff
384: ffffffff .word 0xffffffff
388: ffffffff .word 0xffffffff
38c: ffffffff .word 0xffffffff
390: ffffffff .word 0xffffffff
394: ffffffff .word 0xffffffff
398: ffffffff .word 0xffffffff
39c: ffffffff .word 0xffffffff
3a0: ffffffff .word 0xffffffff
3a4: ffffffff .word 0xffffffff
3a8: ffffffff .word 0xffffffff
3ac: ffffffff .word 0xffffffff
3b0: ffffffff .word 0xffffffff
3b4: ffffffff .word 0xffffffff
3b8: ffffffff .word 0xffffffff
3bc: ffffffff .word 0xffffffff
3c0: ffffffff .word 0xffffffff
3c4: ffffffff .word 0xffffffff
3c8: ffffffff .word 0xffffffff
3cc: ffffffff .word 0xffffffff
3d0: ffffffff .word 0xffffffff
3d4: ffffffff .word 0xffffffff
3d8: ffffffff .word 0xffffffff
3dc: ffffffff .word 0xffffffff
3e0: ffffffff .word 0xffffffff
3e4: ffffffff .word 0xffffffff
3e8: ffffffff .word 0xffffffff
3ec: ffffffff .word 0xffffffff
3f0: ffffffff .word 0xffffffff
3f4: ffffffff .word 0xffffffff
3f8: ffffffff .word 0xffffffff
3fc: ffffffff .word 0xffffffff
00000400 <flashconfigbytes>:
400: ffffffff ffffffff ffffffff fffffffe ................
00000410 <__do_global_dtors_aux>:
410: b510 push {r4, lr}
412: 4c06 ldr r4, [pc, #24] ; (42c <__do_global_dtors_aux+0x1c>)
414: 7823 ldrb r3, [r4, #0]
416: 2b00 cmp r3, #0
418: d107 bne.n 42a <__do_global_dtors_aux+0x1a>
41a: 4b05 ldr r3, [pc, #20] ; (430 <__do_global_dtors_aux+0x20>)
41c: 2b00 cmp r3, #0
41e: d002 beq.n 426 <__do_global_dtors_aux+0x16>
420: 4804 ldr r0, [pc, #16] ; (434 <__do_global_dtors_aux+0x24>)
422: e000 b.n 426 <__do_global_dtors_aux+0x16>
424: bf00 nop
426: 2301 movs r3, #1
428: 7023 strb r3, [r4, #0]
42a: bd10 pop {r4, pc}
42c: 1ffffe08 .word 0x1ffffe08
430: 00000000 .word 0x00000000
434: 00003078 .word 0x00003078
00000438 <frame_dummy>:
438: b508 push {r3, lr}
43a: 4b08 ldr r3, [pc, #32] ; (45c <frame_dummy+0x24>)
43c: 2b00 cmp r3, #0
43e: d003 beq.n 448 <frame_dummy+0x10>
440: 4807 ldr r0, [pc, #28] ; (460 <frame_dummy+0x28>)
442: 4908 ldr r1, [pc, #32] ; (464 <frame_dummy+0x2c>)
444: e000 b.n 448 <frame_dummy+0x10>
446: bf00 nop
448: 4807 ldr r0, [pc, #28] ; (468 <frame_dummy+0x30>)
44a: 6803 ldr r3, [r0, #0]
44c: 2b00 cmp r3, #0
44e: d003 beq.n 458 <frame_dummy+0x20>
450: 4b06 ldr r3, [pc, #24] ; (46c <frame_dummy+0x34>)
452: 2b00 cmp r3, #0
454: d000 beq.n 458 <frame_dummy+0x20>
456: 4798 blx r3
458: bd08 pop {r3, pc}
45a: 46c0 nop ; (mov r8, r8)
45c: 00000000 .word 0x00000000
460: 00003078 .word 0x00003078
464: 1ffffe0c .word 0x1ffffe0c
468: 1ffffe08 .word 0x1ffffe08
46c: 00000000 .word 0x00000000
00000470 <_ZN5Print7printlnEPKc>:
size_t print(double n, int digits = 2) { return printFloat(n, digits); }
size_t print(const Printable &obj) { return obj.printTo(*this); }
size_t println(void);
size_t println(const String &s) { return print(s) + println(); }
size_t println(char c) { return print(c) + println(); }
size_t println(const char s[]) { return print(s) + println(); }
470: b538 push {r3, r4, r5, lr}
472: 1c04 adds r4, r0, #0
class Print
{
public:
Print() : write_error(0) {}
virtual size_t write(uint8_t b) = 0;
size_t write(const char *str) { return write((const uint8_t *)str, strlen(str)); }
474: 1c08 adds r0, r1, #0
size_t print(double n, int digits = 2) { return printFloat(n, digits); }
size_t print(const Printable &obj) { return obj.printTo(*this); }
size_t println(void);
size_t println(const String &s) { return print(s) + println(); }
size_t println(char c) { return print(c) + println(); }
size_t println(const char s[]) { return print(s) + println(); }
476: 1c0d adds r5, r1, #0
class Print
{
public:
Print() : write_error(0) {}
virtual size_t write(uint8_t b) = 0;
size_t write(const char *str) { return write((const uint8_t *)str, strlen(str)); }
478: f002 fc5b bl 2d32 <strlen>
47c: 6823 ldr r3, [r4, #0]
47e: 1c02 adds r2, r0, #0
480: 1c29 adds r1, r5, #0
482: 685b ldr r3, [r3, #4]
484: 1c20 adds r0, r4, #0
486: 4798 blx r3
488: 1c05 adds r5, r0, #0
size_t print(double n, int digits = 2) { return printFloat(n, digits); }
size_t print(const Printable &obj) { return obj.printTo(*this); }
size_t println(void);
size_t println(const String &s) { return print(s) + println(); }
size_t println(char c) { return print(c) + println(); }
size_t println(const char s[]) { return print(s) + println(); }
48a: 1c20 adds r0, r4, #0
48c: f000 ff94 bl 13b8 <_ZN5Print7printlnEv>
490: 1828 adds r0, r5, r0
492: bd38 pop {r3, r4, r5, pc}
00000494 <_ZN13CRGBPalette16aSEPKh>:
// the exact stripe widths at the expense of dropping some colors.
CRGBPalette16( TProgmemRGBGradientPalette_bytes progpal )
{
*this = progpal;
}
CRGBPalette16& operator=( TProgmemRGBGradientPalette_bytes progpal )
494: b5f0 push {r4, r5, r6, r7, lr}
496: b091 sub sp, #68 ; 0x44
498: 900a str r0, [sp, #40] ; 0x28
49a: 1c0c adds r4, r1, #0
{
TRGBGradientPaletteEntryUnion* progent = (TRGBGradientPaletteEntryUnion*)(progpal);
TRGBGradientPaletteEntryUnion u;
// Count entries
uint16_t count = 0;
49c: 2500 movs r5, #0
do {
u.dword = FL_PGM_READ_DWORD_NEAR(progent + count);
49e: 00ab lsls r3, r5, #2
TRGBGradientPaletteEntryUnion* progent = (TRGBGradientPaletteEntryUnion*)(progpal);
TRGBGradientPaletteEntryUnion u;
// Count entries
uint16_t count = 0;
do {
4a0: 5ce6 ldrb r6, [r4, r3]
u.dword = FL_PGM_READ_DWORD_NEAR(progent + count);
count++;;
4a2: 3501 adds r5, #1
4a4: b2ad uxth r5, r5
TRGBGradientPaletteEntryUnion* progent = (TRGBGradientPaletteEntryUnion*)(progpal);
TRGBGradientPaletteEntryUnion u;
// Count entries
uint16_t count = 0;
do {
4a6: 2eff cmp r6, #255 ; 0xff
4a8: d1f9 bne.n 49e <_ZN13CRGBPalette16aSEPKh+0xa>
count++;;
} while ( u.index != 255);
int8_t lastSlotUsed = -1;
u.dword = FL_PGM_READ_DWORD_NEAR( progent);
4aa: 6823 ldr r3, [r4, #0]
CRGB rgbstart( u.r, u.g, u.b);
int indexstart = 0;
4ac: 2000 movs r0, #0
} while ( u.index != 255);
int8_t lastSlotUsed = -1;
u.dword = FL_PGM_READ_DWORD_NEAR( progent);
CRGB rgbstart( u.r, u.g, u.b);
4ae: 041a lsls r2, r3, #16
4b0: 0e12 lsrs r2, r2, #24
4b2: 9205 str r2, [sp, #20]
4b4: 021a lsls r2, r3, #8
4b6: 0e12 lsrs r2, r2, #24
4b8: 9204 str r2, [sp, #16]
4ba: 0e1f lsrs r7, r3, #24
int indexstart = 0;
uint8_t istart8 = 0;
uint8_t iend8 = 0;
while( indexstart < 255) {
progent++;
4bc: 3404 adds r4, #4
u.dword = FL_PGM_READ_DWORD_NEAR( progent);
4be: 6823 ldr r3, [r4, #0]
int indexend = u.index;
CRGB rgbend( u.r, u.g, u.b);
istart8 = indexstart / 16;
4c0: 1100 asrs r0, r0, #4
uint8_t istart8 = 0;
uint8_t iend8 = 0;
while( indexstart < 255) {
progent++;
u.dword = FL_PGM_READ_DWORD_NEAR( progent);
int indexend = u.index;
4c2: b2d9 uxtb r1, r3
CRGB rgbend( u.r, u.g, u.b);
4c4: 041a lsls r2, r3, #16
4c6: 0e12 lsrs r2, r2, #24
uint8_t istart8 = 0;
uint8_t iend8 = 0;
while( indexstart < 255) {
progent++;
u.dword = FL_PGM_READ_DWORD_NEAR( progent);
int indexend = u.index;
4c8: 9102 str r1, [sp, #8]
CRGB rgbend( u.r, u.g, u.b);
4ca: 4669 mov r1, sp
4cc: 760a strb r2, [r1, #24]
4ce: b2d1 uxtb r1, r2
4d0: 021a lsls r2, r3, #8
4d2: 0e12 lsrs r2, r2, #24
4d4: 0e1b lsrs r3, r3, #24
4d6: 910b str r1, [sp, #44] ; 0x2c
4d8: a908 add r1, sp, #32
4da: 700a strb r2, [r1, #0]
4dc: b2d1 uxtb r1, r2
4de: b2da uxtb r2, r3
4e0: 920d str r2, [sp, #52] ; 0x34
istart8 = indexstart / 16;
iend8 = indexend / 16;
4e2: 9a02 ldr r2, [sp, #8]
uint8_t iend8 = 0;
while( indexstart < 255) {
progent++;
u.dword = FL_PGM_READ_DWORD_NEAR( progent);
int indexend = u.index;
CRGB rgbend( u.r, u.g, u.b);
4e4: 910c str r1, [sp, #48] ; 0x30
4e6: 469c mov ip, r3
istart8 = indexstart / 16;
4e8: b2c1 uxtb r1, r0
iend8 = indexend / 16;
4ea: 0913 lsrs r3, r2, #4
if( count < 16) {
4ec: 2d0f cmp r5, #15
4ee: d80c bhi.n 50a <_ZN13CRGBPalette16aSEPKh+0x76>
if( (istart8 <= lastSlotUsed) && (lastSlotUsed < 15)) {
4f0: b272 sxtb r2, r6
4f2: 4290 cmp r0, r2
4f4: dc08 bgt.n 508 <_ZN13CRGBPalette16aSEPKh+0x74>
4f6: 2a0e cmp r2, #14
4f8: dc06 bgt.n 508 <_ZN13CRGBPalette16aSEPKh+0x74>
istart8 = lastSlotUsed + 1;
4fa: 3601 adds r6, #1
4fc: b2f1 uxtb r1, r6
4fe: 1c0a adds r2, r1, #0
500: 4299 cmp r1, r3
502: d200 bcs.n 506 <_ZN13CRGBPalette16aSEPKh+0x72>
504: 1c1a adds r2, r3, #0
506: b2d3 uxtb r3, r2
if( iend8 < istart8) {
iend8 = istart8;
}
}
lastSlotUsed = iend8;
508: b2de uxtb r6, r3
}
/// allow copy construction
inline CRGB(const CRGB& rhs) __attribute__((always_inline))
{
r = rhs.r;
50a: 9805 ldr r0, [sp, #20]
50c: aa0e add r2, sp, #56 ; 0x38
50e: 7010 strb r0, [r2, #0]
g = rhs.g;
b = rhs.b;
510: 7097 strb r7, [r2, #2]
/// allow copy construction
inline CRGB(const CRGB& rhs) __attribute__((always_inline))
{
r = rhs.r;
g = rhs.g;
512: 9804 ldr r0, [sp, #16]
}
/// allow copy construction
inline CRGB(const CRGB& rhs) __attribute__((always_inline))
{
r = rhs.r;
514: 466f mov r7, sp
516: 7e3f ldrb r7, [r7, #24]
g = rhs.g;
518: 7050 strb r0, [r2, #1]
}
/// allow copy construction
inline CRGB(const CRGB& rhs) __attribute__((always_inline))
{
r = rhs.r;
51a: a80f add r0, sp, #60 ; 0x3c
51c: 7007 strb r7, [r0, #0]
g = rhs.g;
51e: af08 add r7, sp, #32
520: 783f ldrb r7, [r7, #0]
522: 7047 strb r7, [r0, #1]
b = rhs.b;
524: 4667 mov r7, ip
526: 7087 strb r7, [r0, #2]
}
fill_gradient_RGB( &(entries[0]), istart8, rgbstart, iend8, rgbend);
528: 9000 str r0, [sp, #0]
52a: 980a ldr r0, [sp, #40] ; 0x28
52c: f000 f85a bl 5e4 <_Z17fill_gradient_RGBP4CRGBtS_tS_>
CRGB rgbstart( u.r, u.g, u.b);
int indexstart = 0;
uint8_t istart8 = 0;
uint8_t iend8 = 0;
while( indexstart < 255) {
530: 9f02 ldr r7, [sp, #8]
532: 2fff cmp r7, #255 ; 0xff
534: d006 beq.n 544 <_ZN13CRGBPalette16aSEPKh+0xb0>
}
/// allow assignment from one RGB struct to another
inline CRGB& operator= (const CRGB& rhs) __attribute__((always_inline))
{
r = rhs.r;
536: 9f0b ldr r7, [sp, #44] ; 0x2c
}
}
lastSlotUsed = iend8;
}
fill_gradient_RGB( &(entries[0]), istart8, rgbstart, iend8, rgbend);
indexstart = indexend;
538: 9802 ldr r0, [sp, #8]
53a: 9705 str r7, [sp, #20]
g = rhs.g;
53c: 9f0c ldr r7, [sp, #48] ; 0x30
53e: 9704 str r7, [sp, #16]
b = rhs.b;
540: 9f0d ldr r7, [sp, #52] ; 0x34
542: e7bb b.n 4bc <_ZN13CRGBPalette16aSEPKh+0x28>
rgbstart = rgbend;
}
return *this;
}
544: 980a ldr r0, [sp, #40] ; 0x28
546: b011 add sp, #68 ; 0x44
548: bdf0 pop {r4, r5, r6, r7, pc}
54a: ffff b510 vsli.32 d27, d0, #31
0000054c <setup>:
// merely having this object created causes the program to crash
// comment out this line to get see the 3 Serial.print() output
LedsMultitask Bordlys;
void setup() {
54c: b510 push {r4, lr}
uint8_t paritytype(void) { return usb_cdc_line_coding[1] >> 8; } // 0=none, 1=odd, 2=even
uint8_t numbits(void) { return usb_cdc_line_coding[1] >> 16; }
uint8_t dtr(void) { return (usb_cdc_line_rtsdtr & USB_SERIAL_DTR) ? 1 : 0; }
uint8_t rts(void) { return (usb_cdc_line_rtsdtr & USB_SERIAL_RTS) ? 1 : 0; }
operator bool() { return usb_configuration &&
(usb_cdc_line_rtsdtr & (USB_SERIAL_DTR | USB_SERIAL_RTS)) &&
54e: 4b12 ldr r3, [pc, #72] ; (598 <setup+0x4c>)
550: 781b ldrb r3, [r3, #0]
552: 2b00 cmp r3, #0
554: d0fb beq.n 54e <setup+0x2>
556: 4b11 ldr r3, [pc, #68] ; (59c <setup+0x50>)
558: 781b ldrb r3, [r3, #0]
uint8_t stopbits(void) { uint8_t b = usb_cdc_line_coding[1]; if (!b) b = 1; return b; }
uint8_t paritytype(void) { return usb_cdc_line_coding[1] >> 8; } // 0=none, 1=odd, 2=even
uint8_t numbits(void) { return usb_cdc_line_coding[1] >> 16; }
uint8_t dtr(void) { return (usb_cdc_line_rtsdtr & USB_SERIAL_DTR) ? 1 : 0; }
uint8_t rts(void) { return (usb_cdc_line_rtsdtr & USB_SERIAL_RTS) ? 1 : 0; }
operator bool() { return usb_configuration &&
55a: 079a lsls r2, r3, #30
55c: d0f7 beq.n 54e <setup+0x2>
(usb_cdc_line_rtsdtr & (USB_SERIAL_DTR | USB_SERIAL_RTS)) &&
((uint32_t)(systick_millis_count - usb_cdc_line_rtsdtr_millis) >= 25);
55e: 4b10 ldr r3, [pc, #64] ; (5a0 <setup+0x54>)
560: 681a ldr r2, [r3, #0]
562: 4b10 ldr r3, [pc, #64] ; (5a4 <setup+0x58>)
564: 681b ldr r3, [r3, #0]
566: 1ad3 subs r3, r2, r3
uint8_t paritytype(void) { return usb_cdc_line_coding[1] >> 8; } // 0=none, 1=odd, 2=even
uint8_t numbits(void) { return usb_cdc_line_coding[1] >> 16; }
uint8_t dtr(void) { return (usb_cdc_line_rtsdtr & USB_SERIAL_DTR) ? 1 : 0; }
uint8_t rts(void) { return (usb_cdc_line_rtsdtr & USB_SERIAL_RTS) ? 1 : 0; }
operator bool() { return usb_configuration &&
(usb_cdc_line_rtsdtr & (USB_SERIAL_DTR | USB_SERIAL_RTS)) &&
568: 2b18 cmp r3, #24
56a: d9f0 bls.n 54e <setup+0x2>
while (!Serial) ; // wait for Arduino Serial Monitor
delay(10);
56c: 200a movs r0, #10
56e: f000 f923 bl 7b8 <delay>
Serial.println("setup begin");
572: 4c0d ldr r4, [pc, #52] ; (5a8 <setup+0x5c>)
574: 490d ldr r1, [pc, #52] ; (5ac <setup+0x60>)
576: 1c20 adds r0, r4, #0
578: f7ff ff7a bl 470 <_ZN5Print7printlnEPKc>
Serial.println("setup2"); // must print 2+ strings to reproduce problem
57c: 1c20 adds r0, r4, #0
57e: 490c ldr r1, [pc, #48] ; (5b0 <setup+0x64>)
580: f7ff ff76 bl 470 <_ZN5Print7printlnEPKc>
size_t printNumberAny(unsigned long n, uint8_t base);
inline size_t printNumber(unsigned long n, uint8_t base, uint8_t sign) __attribute__((always_inline)) {
// when "base" is a constant (pretty much always), the
// compiler optimizes this to a single function call.
if (base == 0) return write((uint8_t)n);
if (base == 10 || base < 2) return printNumberDec(n, sign);
584: 2130 movs r1, #48 ; 0x30
586: 2200 movs r2, #0
588: 1c20 adds r0, r4, #0
58a: f000 ff27 bl 13dc <_ZN5Print14printNumberDecEmh>
size_t println(const char s[]) { return print(s) + println(); }
size_t println(const __FlashStringHelper *f) { return print(f) + println(); }
size_t println(uint8_t b) { return print(b) + println(); }
size_t println(int n) { return print(n) + println(); }
size_t println(unsigned int n) { return print(n) + println(); }
58e: 1c20 adds r0, r4, #0
590: f000 ff12 bl 13b8 <_ZN5Print7printlnEv>
Serial.println(sizeof(LedsMultitask));
}
594: bd10 pop {r4, pc}
596: 46c0 nop ; (mov r8, r8)
598: 1fffff47 .word 0x1fffff47
59c: 1fffff58 .word 0x1fffff58
5a0: 1ffffe64 .word 0x1ffffe64
5a4: 2000013c .word 0x2000013c
5a8: 1fffff5c .word 0x1fffff5c
5ac: 00002d40 .word 0x00002d40
5b0: 00002d4c .word 0x00002d4c
000005b4 <loop>:
void loop() {}
5b4: 4770 bx lr
5b6: ffff b508 vabal.u<illegal width 64> <illegal reg q13.5>, d15, d8
000005b8 <_GLOBAL__sub_I_heatmap_gp>:
5b8: b508 push {r3, lr}
// will be, by definition, different from the widths in the gradient
// palette. This code attempts to preserve "all the colors", rather than
// the exact stripe widths at the expense of dropping some colors.
CRGBPalette16( TProgmemRGBGradientPalette_bytes progpal )
{
*this = progpal;
5ba: 4802 ldr r0, [pc, #8] ; (5c4 <_GLOBAL__sub_I_heatmap_gp+0xc>)
5bc: 4902 ldr r1, [pc, #8] ; (5c8 <_GLOBAL__sub_I_heatmap_gp+0x10>)
5be: f7ff ff69 bl 494 <_ZN13CRGBPalette16aSEPKh>
5c2: bd08 pop {r3, pc}
5c4: 1ffffe24 .word 0x1ffffe24
5c8: 00002d53 .word 0x00002d53
000005cc <_GLOBAL__sub_I_pSmartMatrix>:
// uint32_t CRGB::Squant = ((uint32_t)((__TIME__[4]-'0') * 28))<<16 | ((__TIME__[6]-'0')*50)<<8 | ((__TIME__[7]-'0')*28);
CFastLED::CFastLED() {
// clear out the array of led controllers
// m_nControllers = 0;
m_Scale = 255;
5cc: 4b04 ldr r3, [pc, #16] ; (5e0 <_GLOBAL__sub_I_pSmartMatrix+0x14>)
5ce: 22ff movs r2, #255 ; 0xff
5d0: 701a strb r2, [r3, #0]
m_nFPS = 0;
5d2: 2200 movs r2, #0
5d4: 805a strh r2, [r3, #2]
m_pPowerFunc = NULL;
5d6: 60da str r2, [r3, #12]
m_nPowerData = 0xFFFFFFFF;
5d8: 2201 movs r2, #1
5da: 4252 negs r2, r2
5dc: 609a str r2, [r3, #8]
} else {
m_nMinMicros = 0;
}
}
extern "C" int atexit(void (* /*func*/ )()) { return 0; }
5de: 4770 bx lr
5e0: 1ffffe54 .word 0x1ffffe54
000005e4 <_Z17fill_gradient_RGBP4CRGBtS_tS_>:
void fill_gradient_RGB( CRGB* leds,
uint16_t startpos, CRGB startcolor,
uint16_t endpos, CRGB endcolor )
{
5e4: b5f0 push {r4, r5, r6, r7, lr}
5e6: b089 sub sp, #36 ; 0x24
5e8: 1c1d adds r5, r3, #0
5ea: 9007 str r0, [sp, #28]
5ec: 1c0c adds r4, r1, #0
5ee: 9b0e ldr r3, [sp, #56] ; 0x38
// if the points are in the wrong order, straighten them
if( endpos < startpos ) {
5f0: 428d cmp r5, r1
5f2: d20e bcs.n 612 <_Z17fill_gradient_RGBP4CRGBtS_tS_+0x2e>
}
/// allow assignment from one RGB struct to another
inline CRGB& operator= (const CRGB& rhs) __attribute__((always_inline))
{
r = rhs.r;
5f4: 7817 ldrb r7, [r2, #0]
}
/// allow copy construction
inline CRGB(const CRGB& rhs) __attribute__((always_inline))
{
r = rhs.r;
5f6: 781e ldrb r6, [r3, #0]
}
/// allow assignment from one RGB struct to another
inline CRGB& operator= (const CRGB& rhs) __attribute__((always_inline))
{
r = rhs.r;
5f8: 701f strb r7, [r3, #0]
g = rhs.g;
5fa: 7857 ldrb r7, [r2, #1]
/// allow copy construction
inline CRGB(const CRGB& rhs) __attribute__((always_inline))
{
r = rhs.r;
g = rhs.g;
b = rhs.b;
5fc: 7899 ldrb r1, [r3, #2]
/// allow copy construction
inline CRGB(const CRGB& rhs) __attribute__((always_inline))
{
r = rhs.r;
g = rhs.g;
5fe: 7858 ldrb r0, [r3, #1]
/// allow assignment from one RGB struct to another
inline CRGB& operator= (const CRGB& rhs) __attribute__((always_inline))
{
r = rhs.r;
g = rhs.g;
600: 705f strb r7, [r3, #1]
b = rhs.b;
602: 7897 ldrb r7, [r2, #2]
604: 7091 strb r1, [r2, #2]
606: 1c21 adds r1, r4, #0
608: 709f strb r7, [r3, #2]
60a: 1c2c adds r4, r5, #0
}
/// allow assignment from one RGB struct to another
inline CRGB& operator= (const CRGB& rhs) __attribute__((always_inline))
{
r = rhs.r;
60c: 7016 strb r6, [r2, #0]
g = rhs.g;
60e: 7050 strb r0, [r2, #1]
610: 1c0d adds r5, r1, #0
saccum87 rdistance87;
saccum87 gdistance87;
saccum87 bdistance87;
rdistance87 = (endcolor.r - startcolor.r) << 7;
612: 7816 ldrb r6, [r2, #0]
614: 7818 ldrb r0, [r3, #0]
616: 9602 str r6, [sp, #8]
gdistance87 = (endcolor.g - startcolor.g) << 7;
618: 7857 ldrb r7, [r2, #1]
saccum87 rdistance87;
saccum87 gdistance87;
saccum87 bdistance87;
rdistance87 = (endcolor.r - startcolor.r) << 7;
61a: 1b80 subs r0, r0, r6
gdistance87 = (endcolor.g - startcolor.g) << 7;
61c: 9703 str r7, [sp, #12]
bdistance87 = (endcolor.b - startcolor.b) << 7;
61e: 7892 ldrb r2, [r2, #2]
saccum87 rdistance87;
saccum87 gdistance87;
saccum87 bdistance87;
rdistance87 = (endcolor.r - startcolor.r) << 7;
gdistance87 = (endcolor.g - startcolor.g) << 7;
620: 785f ldrb r7, [r3, #1]
bdistance87 = (endcolor.b - startcolor.b) << 7;
622: 9204 str r2, [sp, #16]
624: 789b ldrb r3, [r3, #2]
saccum87 rdistance87;
saccum87 gdistance87;
saccum87 bdistance87;
rdistance87 = (endcolor.r - startcolor.r) << 7;
gdistance87 = (endcolor.g - startcolor.g) << 7;
626: 9e03 ldr r6, [sp, #12]
bdistance87 = (endcolor.b - startcolor.b) << 7;
628: 1a9b subs r3, r3, r2
62a: 01db lsls r3, r3, #7
62c: 9305 str r3, [sp, #20]
uint16_t pixeldistance = endpos - startpos;
62e: 1b2b subs r3, r5, r4
saccum87 rdistance87;
saccum87 gdistance87;
saccum87 bdistance87;
rdistance87 = (endcolor.r - startcolor.r) << 7;
gdistance87 = (endcolor.g - startcolor.g) << 7;
630: 1bbf subs r7, r7, r6
bdistance87 = (endcolor.b - startcolor.b) << 7;
uint16_t pixeldistance = endpos - startpos;
632: b29b uxth r3, r3
saccum87 rdistance87;
saccum87 gdistance87;
saccum87 bdistance87;
rdistance87 = (endcolor.r - startcolor.r) << 7;
634: 01c0 lsls r0, r0, #7
gdistance87 = (endcolor.g - startcolor.g) << 7;
636: 01ff lsls r7, r7, #7
bdistance87 = (endcolor.b - startcolor.b) << 7;
uint16_t pixeldistance = endpos - startpos;
int16_t divisor = pixeldistance ? pixeldistance : 1;
638: 2601 movs r6, #1
63a: 2b00 cmp r3, #0
63c: d000 beq.n 640 <_Z17fill_gradient_RGBP4CRGBtS_tS_+0x5c>
63e: b29e uxth r6, r3
saccum87 rdelta87 = rdistance87 / divisor;
640: b236 sxth r6, r6
642: 1c31 adds r1, r6, #0
644: f002 fac6 bl 2bd4 <__aeabi_idiv>
saccum87 gdelta87 = gdistance87 / divisor;
saccum87 bdelta87 = bdistance87 / divisor;
rdelta87 *= 2;
648: 0040 lsls r0, r0, #1
64a: b280 uxth r0, r0
uint16_t pixeldistance = endpos - startpos;
int16_t divisor = pixeldistance ? pixeldistance : 1;
saccum87 rdelta87 = rdistance87 / divisor;
saccum87 gdelta87 = gdistance87 / divisor;
64c: 1c31 adds r1, r6, #0
saccum87 bdelta87 = bdistance87 / divisor;
rdelta87 *= 2;
64e: 9006 str r0, [sp, #24]
uint16_t pixeldistance = endpos - startpos;
int16_t divisor = pixeldistance ? pixeldistance : 1;
saccum87 rdelta87 = rdistance87 / divisor;
saccum87 gdelta87 = gdistance87 / divisor;
650: 1c38 adds r0, r7, #0
652: f002 fabf bl 2bd4 <__aeabi_idiv>
saccum87 bdelta87 = bdistance87 / divisor;
rdelta87 *= 2;
gdelta87 *= 2;
656: 0047 lsls r7, r0, #1
uint16_t pixeldistance = endpos - startpos;
int16_t divisor = pixeldistance ? pixeldistance : 1;
saccum87 rdelta87 = rdistance87 / divisor;
saccum87 gdelta87 = gdistance87 / divisor;
saccum87 bdelta87 = bdistance87 / divisor;
658: 1c31 adds r1, r6, #0
rdelta87 *= 2;
gdelta87 *= 2;
65a: b2bf uxth r7, r7
uint16_t pixeldistance = endpos - startpos;
int16_t divisor = pixeldistance ? pixeldistance : 1;
saccum87 rdelta87 = rdistance87 / divisor;
saccum87 gdelta87 = gdistance87 / divisor;
saccum87 bdelta87 = bdistance87 / divisor;
65c: 9805 ldr r0, [sp, #20]
rdelta87 *= 2;
gdelta87 *= 2;
65e: 9701 str r7, [sp, #4]
uint16_t pixeldistance = endpos - startpos;
int16_t divisor = pixeldistance ? pixeldistance : 1;
saccum87 rdelta87 = rdistance87 / divisor;
saccum87 gdelta87 = gdistance87 / divisor;
saccum87 bdelta87 = bdistance87 / divisor;
660: f002 fab8 bl 2bd4 <__aeabi_idiv>
rdelta87 *= 2;
gdelta87 *= 2;
bdelta87 *= 2;
accum88 r88 = startcolor.r << 8;
664: 9f02 ldr r7, [sp, #8]
accum88 g88 = startcolor.g << 8;
666: 9e03 ldr r6, [sp, #12]
rdelta87 *= 2;
gdelta87 *= 2;
bdelta87 *= 2;
accum88 r88 = startcolor.r << 8;
668: 023b lsls r3, r7, #8
accum88 g88 = startcolor.g << 8;
accum88 b88 = startcolor.b << 8;
66a: 9f04 ldr r7, [sp, #16]
saccum87 gdelta87 = gdistance87 / divisor;
saccum87 bdelta87 = bdistance87 / divisor;
rdelta87 *= 2;
gdelta87 *= 2;
bdelta87 *= 2;
66c: 0040 lsls r0, r0, #1
66e: b280 uxth r0, r0
accum88 r88 = startcolor.r << 8;
accum88 g88 = startcolor.g << 8;
670: 0232 lsls r2, r6, #8
accum88 b88 = startcolor.b << 8;
672: 0239 lsls r1, r7, #8
for( uint16_t i = startpos; i <= endpos; i++) {
674: 42ac cmp r4, r5
676: d814 bhi.n 6a2 <_Z17fill_gradient_RGBP4CRGBtS_tS_+0xbe>
leds[i] = CRGB( r88 >> 8, g88 >> 8, b88 >> 8);
678: 2603 movs r6, #3
67a: 4366 muls r6, r4
67c: 9f07 ldr r7, [sp, #28]
bdelta87 *= 2;
accum88 r88 = startcolor.r << 8;
accum88 g88 = startcolor.g << 8;
accum88 b88 = startcolor.b << 8;
for( uint16_t i = startpos; i <= endpos; i++) {
67e: 3401 adds r4, #1
leds[i] = CRGB( r88 >> 8, g88 >> 8, b88 >> 8);
680: 19be adds r6, r7, r6
682: 121f asrs r7, r3, #8
}
/// allow assignment from one RGB struct to another
inline CRGB& operator= (const CRGB& rhs) __attribute__((always_inline))
{
r = rhs.r;
684: 7037 strb r7, [r6, #0]
686: 1217 asrs r7, r2, #8
g = rhs.g;
688: 7077 strb r7, [r6, #1]
68a: 120f asrs r7, r1, #8
b = rhs.b;
68c: 70b7 strb r7, [r6, #2]
r88 += rdelta87;
68e: 9e06 ldr r6, [sp, #24]
g88 += gdelta87;
690: 9f01 ldr r7, [sp, #4]
accum88 r88 = startcolor.r << 8;
accum88 g88 = startcolor.g << 8;
accum88 b88 = startcolor.b << 8;
for( uint16_t i = startpos; i <= endpos; i++) {
leds[i] = CRGB( r88 >> 8, g88 >> 8, b88 >> 8);
r88 += rdelta87;
692: 199b adds r3, r3, r6
g88 += gdelta87;
694: 19d2 adds r2, r2, r7
b88 += bdelta87;
696: 1809 adds r1, r1, r0
accum88 r88 = startcolor.r << 8;
accum88 g88 = startcolor.g << 8;
accum88 b88 = startcolor.b << 8;
for( uint16_t i = startpos; i <= endpos; i++) {
leds[i] = CRGB( r88 >> 8, g88 >> 8, b88 >> 8);
r88 += rdelta87;
698: b29b uxth r3, r3
g88 += gdelta87;
69a: b292 uxth r2, r2
b88 += bdelta87;
69c: b289 uxth r1, r1
bdelta87 *= 2;
accum88 r88 = startcolor.r << 8;
accum88 g88 = startcolor.g << 8;
accum88 b88 = startcolor.b << 8;
for( uint16_t i = startpos; i <= endpos; i++) {
69e: b2a4 uxth r4, r4
6a0: e7e8 b.n 674 <_Z17fill_gradient_RGBP4CRGBtS_tS_+0x90>
leds[i] = CRGB( r88 >> 8, g88 >> 8, b88 >> 8);
r88 += rdelta87;
g88 += gdelta87;
b88 += bdelta87;
}
}
6a2: b009 add sp, #36 ; 0x24
6a4: bdf0 pop {r4, r5, r6, r7, pc}
6a6: ffff b510 vsli.32 d27, d0, #31
000006a8 <digitalWrite>:
// TODO: startup code needs to initialize all pins to GPIO mode, input by default
void digitalWrite(uint8_t pin, uint8_t val)
{
6a8: b510 push {r4, lr}
if (pin >= CORE_NUM_DIGITAL) return;
6aa: 281a cmp r0, #26
6ac: d818 bhi.n 6e0 <digitalWrite+0x38>
*portSetRegister(pin) = 1;
} else {
*portClearRegister(pin) = 1;
}
#else
if (*portModeRegister(pin) & digitalPinToBitMask(pin)) {
6ae: 230c movs r3, #12
6b0: 4358 muls r0, r3
6b2: 4a0c ldr r2, [pc, #48] ; (6e4 <digitalWrite+0x3c>)
6b4: 5883 ldr r3, [r0, r2]
6b6: 1810 adds r0, r2, r0
6b8: 7d1c ldrb r4, [r3, #20]
6ba: 7a02 ldrb r2, [r0, #8]
6bc: 4222 tst r2, r4
6be: d005 beq.n 6cc <digitalWrite+0x24>
if (val) {
6c0: 2900 cmp r1, #0
6c2: d001 beq.n 6c8 <digitalWrite+0x20>
*portSetRegister(pin) = digitalPinToBitMask(pin);
6c4: 711a strb r2, [r3, #4]
6c6: e00b b.n 6e0 <digitalWrite+0x38>
} else {
*portClearRegister(pin) = digitalPinToBitMask(pin);
6c8: 721a strb r2, [r3, #8]
6ca: e009 b.n 6e0 <digitalWrite+0x38>
}
#endif
} else {
volatile uint32_t *config = portConfigRegister(pin);
6cc: 6843 ldr r3, [r0, #4]
if (val) {
// TODO use bitband for atomic read-mod-write
*config |= (PORT_PCR_PE | PORT_PCR_PS);
6ce: 681a ldr r2, [r3, #0]
*portClearRegister(pin) = digitalPinToBitMask(pin);
}
#endif
} else {
volatile uint32_t *config = portConfigRegister(pin);
if (val) {
6d0: 2900 cmp r1, #0
6d2: d002 beq.n 6da <digitalWrite+0x32>
// TODO use bitband for atomic read-mod-write
*config |= (PORT_PCR_PE | PORT_PCR_PS);
6d4: 2103 movs r1, #3
6d6: 430a orrs r2, r1
6d8: e001 b.n 6de <digitalWrite+0x36>
//*config = PORT_PCR_MUX(1) | PORT_PCR_PE | PORT_PCR_PS;
} else {
// TODO use bitband for atomic read-mod-write
*config &= ~(PORT_PCR_PE);
6da: 2102 movs r1, #2
6dc: 438a bics r2, r1
6de: 601a str r2, [r3, #0]
//*config = PORT_PCR_MUX(1);
}
}
}
6e0: bd10 pop {r4, pc}
6e2: 46c0 nop ; (mov r8, r8)
6e4: 00002d64 .word 0x00002d64
000006e8 <pinMode>:
}
void pinMode(uint8_t pin, uint8_t mode)
{
6e8: b5f0 push {r4, r5, r6, r7, lr}
volatile uint32_t *config;
if (pin >= CORE_NUM_DIGITAL) return;
6ea: 281a cmp r0, #26
6ec: d83d bhi.n 76a <pinMode+0x82>
config = portConfigRegister(pin);
6ee: 270c movs r7, #12
6f0: 1c3d adds r5, r7, #0
6f2: 4345 muls r5, r0
6f4: 4a1d ldr r2, [pc, #116] ; (76c <pinMode+0x84>)
6f6: 1954 adds r4, r2, r5
6f8: 6863 ldr r3, [r4, #4]
6fa: 1c16 adds r6, r2, #0
if (mode == OUTPUT || mode == OUTPUT_OPENDRAIN) {
6fc: 2901 cmp r1, #1
6fe: d001 beq.n 704 <pinMode+0x1c>
700: 2904 cmp r1, #4
702: d112 bne.n 72a <pinMode+0x42>
#ifdef KINETISK
*portModeRegister(pin) = 1;
#else
*portModeRegister(pin) |= digitalPinToBitMask(pin); // TODO: atomic
704: 4378 muls r0, r7
706: 5832 ldr r2, [r6, r0]
708: 1830 adds r0, r6, r0
70a: 7d14 ldrb r4, [r2, #20]
70c: 7a00 ldrb r0, [r0, #8]
70e: 4320 orrs r0, r4
710: 7510 strb r0, [r2, #20]
#endif
*config = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1);
712: 22a2 movs r2, #162 ; 0xa2
714: 0052 lsls r2, r2, #1
716: 601a str r2, [r3, #0]
718: 2220 movs r2, #32
if (mode == OUTPUT_OPENDRAIN) {
71a: 2904 cmp r1, #4
71c: d101 bne.n 722 <pinMode+0x3a>
*config |= PORT_PCR_ODE;
71e: 6819 ldr r1, [r3, #0]
720: e014 b.n 74c <pinMode+0x64>
} else {
*config &= ~PORT_PCR_ODE;
722: 6819 ldr r1, [r3, #0]
724: 4391 bics r1, r2
726: 1c0a adds r2, r1, #0
728: e01e b.n 768 <pinMode+0x80>
}
} else {
#ifdef KINETISK
*portModeRegister(pin) = 0;
#else
*portModeRegister(pin) &= ~digitalPinToBitMask(pin);
72a: 58aa ldr r2, [r5, r2]
72c: 7a24 ldrb r4, [r4, #8]
72e: 7d10 ldrb r0, [r2, #20]
730: 43a0 bics r0, r4
732: 7510 strb r0, [r2, #20]
#endif
if (mode == INPUT || mode == INPUT_PULLUP || mode == INPUT_PULLDOWN) {
734: 2900 cmp r1, #0
736: d002 beq.n 73e <pinMode+0x56>
738: 1e8a subs r2, r1, #2
73a: 2a01 cmp r2, #1
73c: d812 bhi.n 764 <pinMode+0x7c>
*config = PORT_PCR_MUX(1);
73e: 2280 movs r2, #128 ; 0x80
740: 0052 lsls r2, r2, #1
742: 601a str r2, [r3, #0]
if (mode == INPUT_PULLUP) {
744: 2902 cmp r1, #2
746: d103 bne.n 750 <pinMode+0x68>
*config |= (PORT_PCR_PE | PORT_PCR_PS); // pullup
748: 681a ldr r2, [r3, #0]
74a: 2103 movs r1, #3
74c: 430a orrs r2, r1
74e: e00b b.n 768 <pinMode+0x80>
} else if (mode == INPUT_PULLDOWN) {
750: 2903 cmp r1, #3
752: d10a bne.n 76a <pinMode+0x82>
*config |= (PORT_PCR_PE); // pulldown
754: 681a ldr r2, [r3, #0]
756: 2102 movs r1, #2
758: 430a orrs r2, r1
75a: 601a str r2, [r3, #0]
*config &= ~(PORT_PCR_PS);
75c: 681a ldr r2, [r3, #0]
75e: 2101 movs r1, #1
760: 438a bics r2, r1
762: e001 b.n 768 <pinMode+0x80>
}
} else {
*config = PORT_PCR_MUX(1) | PORT_PCR_PE | PORT_PCR_PS; // pullup
764: 2204 movs r2, #4
766: 32ff adds r2, #255 ; 0xff
768: 601a str r2, [r3, #0]
}
}
}
76a: bdf0 pop {r4, r5, r6, r7, pc}
76c: 00002d64 .word 0x00002d64
00000770 <micros>:
uint32_t micros(void)
{
uint32_t count, current, istatus;
__disable_irq();
770: b672 cpsid i
current = SYST_CVR;
772: 4b0c ldr r3, [pc, #48] ; (7a4 <micros+0x34>)
count = systick_millis_count;
istatus = SCB_ICSR; // bit 26 indicates if systick exception pending
774: 490c ldr r1, [pc, #48] ; (7a8 <micros+0x38>)
uint32_t micros(void)
{
uint32_t count, current, istatus;
__disable_irq();
current = SYST_CVR;
776: 681a ldr r2, [r3, #0]
count = systick_millis_count;
778: 4b0c ldr r3, [pc, #48] ; (7ac <micros+0x3c>)
77a: 681b ldr r3, [r3, #0]
istatus = SCB_ICSR; // bit 26 indicates if systick exception pending
77c: 6809 ldr r1, [r1, #0]
__enable_irq();
77e: b662 cpsie i
//systick_current = current;
//systick_count = count;
//systick_istatus = istatus & SCB_ICSR_PENDSTSET ? 1 : 0;
if ((istatus & SCB_ICSR_PENDSTSET) && current > 50) count++;
780: 0148 lsls r0, r1, #5
782: d504 bpl.n 78e <micros+0x1e>
784: 2132 movs r1, #50 ; 0x32
786: 4291 cmp r1, r2
788: 4189 sbcs r1, r1
78a: 4249 negs r1, r1
78c: 185b adds r3, r3, r1
current = ((F_CPU / 1000) - 1) - current;
#if defined(KINETISL) && F_CPU == 48000000
return count * 1000 + ((current * (uint32_t)87381) >> 22);
78e: 20fa movs r0, #250 ; 0xfa
790: 0080 lsls r0, r0, #2
792: 4343 muls r3, r0
__enable_irq();
//systick_current = current;
//systick_count = count;
//systick_istatus = istatus & SCB_ICSR_PENDSTSET ? 1 : 0;
if ((istatus & SCB_ICSR_PENDSTSET) && current > 50) count++;
current = ((F_CPU / 1000) - 1) - current;
794: 4806 ldr r0, [pc, #24] ; (7b0 <micros+0x40>)
796: 1a82 subs r2, r0, r2
#if defined(KINETISL) && F_CPU == 48000000
return count * 1000 + ((current * (uint32_t)87381) >> 22);
798: 4806 ldr r0, [pc, #24] ; (7b4 <micros+0x44>)
79a: 4342 muls r2, r0
79c: 0d92 lsrs r2, r2, #22
79e: 1898 adds r0, r3, r2
#elif defined(KINETISL) && F_CPU == 24000000
return count * 1000 + ((current * (uint32_t)174763) >> 22);
#endif
return count * 1000 + current / (F_CPU / 1000000);
}
7a0: 4770 bx lr
7a2: 46c0 nop ; (mov r8, r8)
7a4: e000e018 .word 0xe000e018
7a8: e000ed04 .word 0xe000ed04
7ac: 1ffffe64 .word 0x1ffffe64
7b0: 0000bb7f .word 0x0000bb7f
7b4: 00015555 .word 0x00015555
000007b8 <delay>:
void delay(uint32_t ms)
{
7b8: b538 push {r3, r4, r5, lr}
7ba: 1c04 adds r4, r0, #0
uint32_t start = micros();
7bc: f7ff ffd8 bl 770 <micros>
7c0: 1c05 adds r5, r0, #0
if (ms > 0) {
7c2: 2c00 cmp r4, #0
7c4: d00f beq.n 7e6 <delay+0x2e>
while (1) {
while ((micros() - start) >= 1000) {
7c6: f7ff ffd3 bl 770 <micros>
7ca: 4b07 ldr r3, [pc, #28] ; (7e8 <delay+0x30>)
7cc: 1b40 subs r0, r0, r5
7ce: 4298 cmp r0, r3
7d0: d906 bls.n 7e0 <delay+0x28>
ms--;
7d2: 3c01 subs r4, #1
if (ms == 0) return;
7d4: 2c00 cmp r4, #0
7d6: d006 beq.n 7e6 <delay+0x2e>
start += 1000;
7d8: 23fa movs r3, #250 ; 0xfa
7da: 009b lsls r3, r3, #2
7dc: 18ed adds r5, r5, r3
7de: e7f2 b.n 7c6 <delay+0xe>
}
yield();
7e0: f000 fe62 bl 14a8 <yield>
}
7e4: e7ef b.n 7c6 <delay+0xe>
}
}
7e6: bd38 pop {r3, r4, r5, pc}
7e8: 000003e7 .word 0x000003e7
000007ec <_init_Teensyduino_internal_>:
NVIC_ENABLE_IRQ(IRQ_PORTB);
NVIC_ENABLE_IRQ(IRQ_PORTC);
NVIC_ENABLE_IRQ(IRQ_PORTD);
NVIC_ENABLE_IRQ(IRQ_PORTE);
#elif defined(__MKL26Z64__)
NVIC_ENABLE_IRQ(IRQ_PORTA);
7ec: 4b1c ldr r3, [pc, #112] ; (860 <_init_Teensyduino_internal_+0x74>)
7ee: 2280 movs r2, #128 ; 0x80
7f0: 05d2 lsls r2, r2, #23
#define DEFAULT_FTM_PRESCALE 0
#endif
//void init_pins(void)
void _init_Teensyduino_internal_(void)
{
7f2: b510 push {r4, lr}
NVIC_ENABLE_IRQ(IRQ_PORTB);
NVIC_ENABLE_IRQ(IRQ_PORTC);
NVIC_ENABLE_IRQ(IRQ_PORTD);
NVIC_ENABLE_IRQ(IRQ_PORTE);
#elif defined(__MKL26Z64__)
NVIC_ENABLE_IRQ(IRQ_PORTA);
7f4: 601a str r2, [r3, #0]
NVIC_ENABLE_IRQ(IRQ_PORTCD);
7f6: 2280 movs r2, #128 ; 0x80
7f8: 0612 lsls r2, r2, #24
7fa: 601a str r2, [r3, #0]
#endif
//SIM_SCGC6 |= SIM_SCGC6_FTM0; // TODO: use bitband for atomic read-mod-write
//SIM_SCGC6 |= SIM_SCGC6_FTM1;
FTM0_CNT = 0;
7fc: 4b19 ldr r3, [pc, #100] ; (864 <_init_Teensyduino_internal_+0x78>)
7fe: 2000 movs r0, #0
800: 6018 str r0, [r3, #0]
FTM0_MOD = DEFAULT_FTM_MOD;
802: 4919 ldr r1, [pc, #100] ; (868 <_init_Teensyduino_internal_+0x7c>)
804: 4b19 ldr r3, [pc, #100] ; (86c <_init_Teensyduino_internal_+0x80>)
FTM0_C0SC = 0x28; // MSnB:MSnA = 10, ELSnB:ELSnA = 10
806: 4a1a ldr r2, [pc, #104] ; (870 <_init_Teensyduino_internal_+0x84>)
NVIC_ENABLE_IRQ(IRQ_PORTCD);
#endif
//SIM_SCGC6 |= SIM_SCGC6_FTM0; // TODO: use bitband for atomic read-mod-write
//SIM_SCGC6 |= SIM_SCGC6_FTM1;
FTM0_CNT = 0;
FTM0_MOD = DEFAULT_FTM_MOD;
808: 6019 str r1, [r3, #0]
FTM0_C0SC = 0x28; // MSnB:MSnA = 10, ELSnB:ELSnA = 10
80a: 2328 movs r3, #40 ; 0x28
80c: 6013 str r3, [r2, #0]
FTM0_C1SC = 0x28;
80e: 4a19 ldr r2, [pc, #100] ; (874 <_init_Teensyduino_internal_+0x88>)
FTM3_C4SC = 0x28;
FTM3_C5SC = 0x28;
FTM3_C6SC = 0x28;
FTM3_C7SC = 0x28;
#endif
FTM0_SC = FTM_SC_CLKS(1) | FTM_SC_PS(DEFAULT_FTM_PRESCALE);
810: 4c19 ldr r4, [pc, #100] ; (878 <_init_Teensyduino_internal_+0x8c>)
//SIM_SCGC6 |= SIM_SCGC6_FTM0; // TODO: use bitband for atomic read-mod-write
//SIM_SCGC6 |= SIM_SCGC6_FTM1;
FTM0_CNT = 0;
FTM0_MOD = DEFAULT_FTM_MOD;
FTM0_C0SC = 0x28; // MSnB:MSnA = 10, ELSnB:ELSnA = 10
FTM0_C1SC = 0x28;
812: 6013 str r3, [r2, #0]
FTM0_C2SC = 0x28;
814: 4a19 ldr r2, [pc, #100] ; (87c <_init_Teensyduino_internal_+0x90>)
816: 6013 str r3, [r2, #0]
FTM0_C3SC = 0x28;
818: 4a19 ldr r2, [pc, #100] ; (880 <_init_Teensyduino_internal_+0x94>)
81a: 6013 str r3, [r2, #0]
FTM0_C4SC = 0x28;
81c: 4a19 ldr r2, [pc, #100] ; (884 <_init_Teensyduino_internal_+0x98>)
81e: 6013 str r3, [r2, #0]
FTM0_C5SC = 0x28;
820: 4a19 ldr r2, [pc, #100] ; (888 <_init_Teensyduino_internal_+0x9c>)
822: 6013 str r3, [r2, #0]
FTM3_C4SC = 0x28;
FTM3_C5SC = 0x28;
FTM3_C6SC = 0x28;
FTM3_C7SC = 0x28;
#endif
FTM0_SC = FTM_SC_CLKS(1) | FTM_SC_PS(DEFAULT_FTM_PRESCALE);
824: 2209 movs r2, #9
826: 6022 str r2, [r4, #0]
FTM1_CNT = 0;
828: 4c18 ldr r4, [pc, #96] ; (88c <_init_Teensyduino_internal_+0xa0>)
82a: 6020 str r0, [r4, #0]
FTM1_MOD = DEFAULT_FTM_MOD;
82c: 4c18 ldr r4, [pc, #96] ; (890 <_init_Teensyduino_internal_+0xa4>)
82e: 6021 str r1, [r4, #0]
FTM1_C0SC = 0x28;
830: 4c18 ldr r4, [pc, #96] ; (894 <_init_Teensyduino_internal_+0xa8>)
832: 6023 str r3, [r4, #0]
FTM1_C1SC = 0x28;
834: 4c18 ldr r4, [pc, #96] ; (898 <_init_Teensyduino_internal_+0xac>)
836: 6023 str r3, [r4, #0]
FTM1_SC = FTM_SC_CLKS(1) | FTM_SC_PS(DEFAULT_FTM_PRESCALE);
838: 4c18 ldr r4, [pc, #96] ; (89c <_init_Teensyduino_internal_+0xb0>)
83a: 6022 str r2, [r4, #0]
#if defined(__MK20DX256__) || defined(__MK64FX512__) || defined(__MK66FX1M0__) || defined(__MKL26Z64__)
FTM2_CNT = 0;
83c: 4c18 ldr r4, [pc, #96] ; (8a0 <_init_Teensyduino_internal_+0xb4>)
83e: 6020 str r0, [r4, #0]
FTM2_MOD = DEFAULT_FTM_MOD;
840: 4818 ldr r0, [pc, #96] ; (8a4 <_init_Teensyduino_internal_+0xb8>)
842: 6001 str r1, [r0, #0]
FTM2_C0SC = 0x28;
844: 4918 ldr r1, [pc, #96] ; (8a8 <_init_Teensyduino_internal_+0xbc>)
846: 600b str r3, [r1, #0]
FTM2_C1SC = 0x28;
848: 4918 ldr r1, [pc, #96] ; (8ac <_init_Teensyduino_internal_+0xc0>)
84a: 600b str r3, [r1, #0]
FTM2_SC = FTM_SC_CLKS(1) | FTM_SC_PS(DEFAULT_FTM_PRESCALE);
84c: 4b18 ldr r3, [pc, #96] ; (8b0 <_init_Teensyduino_internal_+0xc4>)
84e: 601a str r2, [r3, #0]
FTM3_MOD = DEFAULT_FTM_MOD;
FTM3_C0SC = 0x28;
FTM3_C1SC = 0x28;
FTM3_SC = FTM_SC_CLKS(1) | FTM_SC_PS(DEFAULT_FTM_PRESCALE);
#endif
analog_init();
850: f000 fe4e bl 14f0 <analog_init>
// for background about this startup delay, please see this conversation
// https://forum.pjrc.com/threads/31290-Teensey-3-2-Teensey-Loader-1-24-Issues?p=87273&viewfull=1#post87273
delay(250);
854: 20fa movs r0, #250 ; 0xfa
856: f7ff ffaf bl 7b8 <delay>
usb_init();
85a: f000 fbd5 bl 1008 <usb_init>
}
85e: bd10 pop {r4, pc}
860: e000e100 .word 0xe000e100
864: 40038004 .word 0x40038004
868: 0000bfff .word 0x0000bfff
86c: 40038008 .word 0x40038008
870: 4003800c .word 0x4003800c
874: 40038014 .word 0x40038014
878: 40038000 .word 0x40038000
87c: 4003801c .word 0x4003801c
880: 40038024 .word 0x40038024
884: 4003802c .word 0x4003802c
888: 40038034 .word 0x40038034
88c: 40039004 .word 0x40039004
890: 40039008 .word 0x40039008
894: 4003900c .word 0x4003900c
898: 40039014 .word 0x40039014
89c: 40039000 .word 0x40039000
8a0: 4003a004 .word 0x4003a004
8a4: 4003a008 .word 0x4003a008
8a8: 4003a00c .word 0x4003a00c
8ac: 4003a014 .word 0x4003a014
8b0: 4003a000 .word 0x4003a000
000008b4 <endpoint0_transmit>:
USB0_ENDPT0 = USB_ENDPT_EPSTALL | USB_ENDPT_EPRXEN | USB_ENDPT_EPTXEN | USB_ENDPT_EPHSHK;
}
static void endpoint0_transmit(const void *data, uint32_t len)
{
8b4: b5f0 push {r4, r5, r6, r7, lr}
serial_print(",");
serial_phex16(len);
serial_print(ep0_tx_bdt_bank ? ", odd" : ", even");
serial_print(ep0_tx_data_toggle ? ", d1\n" : ", d0\n");
#endif
table[index(0, TX, ep0_tx_bdt_bank)].addr = (void *)data;
8b6: 4f0b ldr r7, [pc, #44] ; (8e4 <endpoint0_transmit+0x30>)
8b8: 2202 movs r2, #2
8ba: 783b ldrb r3, [r7, #0]
8bc: 4e0a ldr r6, [pc, #40] ; (8e8 <endpoint0_transmit+0x34>)
8be: 431a orrs r2, r3
8c0: 00d2 lsls r2, r2, #3
table[index(0, TX, ep0_tx_bdt_bank)].desc = BDT_DESC(len, ep0_tx_data_toggle);
8c2: 4d0a ldr r5, [pc, #40] ; (8ec <endpoint0_transmit+0x38>)
serial_print(",");
serial_phex16(len);
serial_print(ep0_tx_bdt_bank ? ", odd" : ", even");
serial_print(ep0_tx_data_toggle ? ", d1\n" : ", d0\n");
#endif
table[index(0, TX, ep0_tx_bdt_bank)].addr = (void *)data;
8c4: 18b4 adds r4, r6, r2
8c6: 6060 str r0, [r4, #4]
table[index(0, TX, ep0_tx_bdt_bank)].desc = BDT_DESC(len, ep0_tx_data_toggle);
8c8: 7828 ldrb r0, [r5, #0]
8ca: 2488 movs r4, #136 ; 0x88
8cc: 2800 cmp r0, #0
8ce: d000 beq.n 8d2 <endpoint0_transmit+0x1e>
8d0: 24c8 movs r4, #200 ; 0xc8
8d2: 0409 lsls r1, r1, #16
8d4: 430c orrs r4, r1
8d6: 50b4 str r4, [r6, r2]
ep0_tx_data_toggle ^= 1;
8d8: 2201 movs r2, #1
8da: 4050 eors r0, r2
ep0_tx_bdt_bank ^= 1;
8dc: 4053 eors r3, r2
serial_print(ep0_tx_bdt_bank ? ", odd" : ", even");
serial_print(ep0_tx_data_toggle ? ", d1\n" : ", d0\n");
#endif
table[index(0, TX, ep0_tx_bdt_bank)].addr = (void *)data;
table[index(0, TX, ep0_tx_bdt_bank)].desc = BDT_DESC(len, ep0_tx_data_toggle);
ep0_tx_data_toggle ^= 1;
8de: 7028 strb r0, [r5, #0]
ep0_tx_bdt_bank ^= 1;
8e0: 703b strb r3, [r7, #0]
}
8e2: bdf0 pop {r4, r5, r6, r7, pc}
8e4: 1ffffed0 .word 0x1ffffed0
8e8: 1ffff800 .word 0x1ffff800
8ec: 1fffff48 .word 0x1fffff48
000008f0 <usb_rx>:
usb_packet_t *usb_rx(uint32_t endpoint)
{
usb_packet_t *ret;
endpoint--;
8f0: 1e43 subs r3, r0, #1
usb_packet_t *usb_rx(uint32_t endpoint)
{
8f2: b510 push {r4, lr}
usb_packet_t *ret;
endpoint--;
if (endpoint >= NUM_ENDPOINTS) return NULL;
8f4: 2b03 cmp r3, #3
8f6: d80f bhi.n 918 <usb_rx+0x28>
__disable_irq();
8f8: b672 cpsid i
ret = rx_first[endpoint];
8fa: 4a08 ldr r2, [pc, #32] ; (91c <usb_rx+0x2c>)
8fc: 0099 lsls r1, r3, #2
8fe: 5888 ldr r0, [r1, r2]
if (ret) {
900: 2800 cmp r0, #0
902: d007 beq.n 914 <usb_rx+0x24>
rx_first[endpoint] = ret->next;
904: 6844 ldr r4, [r0, #4]
usb_rx_byte_count_data[endpoint] -= ret->len;
906: 005b lsls r3, r3, #1
endpoint--;
if (endpoint >= NUM_ENDPOINTS) return NULL;
__disable_irq();
ret = rx_first[endpoint];
if (ret) {
rx_first[endpoint] = ret->next;
908: 508c str r4, [r1, r2]
usb_rx_byte_count_data[endpoint] -= ret->len;
90a: 4a05 ldr r2, [pc, #20] ; (920 <usb_rx+0x30>)
90c: 8801 ldrh r1, [r0, #0]
90e: 5a9c ldrh r4, [r3, r2]
910: 1a61 subs r1, r4, r1
912: 5299 strh r1, [r3, r2]
}
__enable_irq();
914: b662 cpsie i
//serial_print("rx, epidx=");
//serial_phex(endpoint);
//serial_print(", packet=");
//serial_phex32(ret);
//serial_print("\n");
return ret;
916: e000 b.n 91a <usb_rx+0x2a>
usb_packet_t *usb_rx(uint32_t endpoint)
{
usb_packet_t *ret;
endpoint--;
if (endpoint >= NUM_ENDPOINTS) return NULL;
918: 2000 movs r0, #0
//serial_phex(endpoint);
//serial_print(", packet=");
//serial_phex32(ret);
//serial_print("\n");
return ret;
}
91a: bd10 pop {r4, pc}
91c: 1ffffec0 .word 0x1ffffec0
920: 2000012c .word 0x2000012c
00000924 <usb_tx_packet_count>:
uint32_t usb_tx_packet_count(uint32_t endpoint)
{
const usb_packet_t *p;
uint32_t count=0;
endpoint--;
924: 1e43 subs r3, r0, #1
if (endpoint >= NUM_ENDPOINTS) return 0;
926: 2000 movs r0, #0
928: 2b03 cmp r3, #3
92a: d809 bhi.n 940 <usb_tx_packet_count+0x1c>
__disable_irq();
92c: b672 cpsid i
for (p = tx_first[endpoint]; p; p = p->next) count++;
92e: 4a05 ldr r2, [pc, #20] ; (944 <usb_tx_packet_count+0x20>)
930: 009b lsls r3, r3, #2
932: 589b ldr r3, [r3, r2]
934: 2b00 cmp r3, #0
936: d002 beq.n 93e <usb_tx_packet_count+0x1a>
938: 3001 adds r0, #1
93a: 685b ldr r3, [r3, #4]
93c: e7fa b.n 934 <usb_tx_packet_count+0x10>
__enable_irq();
93e: b662 cpsie i
return count;
}
940: 4770 bx lr
942: 46c0 nop ; (mov r8, r8)
944: 1fffff14 .word 0x1fffff14
00000948 <usb_rx_memory>:
// user is creating data very quickly, their consumption could starve reception
// without this prioritization. The packet buffer (input) is assigned to the
// first endpoint needing memory.
//
void usb_rx_memory(usb_packet_t *packet)
{
948: b538 push {r3, r4, r5, lr}
unsigned int i;
const uint8_t *cfg;
cfg = usb_endpoint_config_table;
//serial_print("rx_mem:");
__disable_irq();
94a: b672 cpsid i
for (i=1; i <= NUM_ENDPOINTS; i++) {
94c: 2301 movs r3, #1
94e: 4a16 ldr r2, [pc, #88] ; (9a8 <usb_rx_memory+0x60>)
950: 189a adds r2, r3, r2
952: 3a01 subs r2, #1
#ifdef AUDIO_INTERFACE
if (i == AUDIO_RX_ENDPOINT) continue;
#endif
if (*cfg++ & USB_ENDPT_EPRXEN) {
954: 7812 ldrb r2, [r2, #0]
956: 0711 lsls r1, r2, #28
958: d51c bpl.n 994 <usb_rx_memory+0x4c>
if (table[index(i, RX, EVEN)].desc == 0) {
95a: 4a14 ldr r2, [pc, #80] ; (9ac <usb_rx_memory+0x64>)
95c: 015c lsls r4, r3, #5
95e: 58a5 ldr r5, [r4, r2]
960: 0099 lsls r1, r3, #2
962: 2d00 cmp r5, #0
964: d105 bne.n 972 <usb_rx_memory+0x2a>
table[index(i, RX, EVEN)].addr = packet->buf;
966: 1913 adds r3, r2, r4
968: 3008 adds r0, #8
96a: 6058 str r0, [r3, #4]
table[index(i, RX, EVEN)].desc = BDT_DESC(64, 0);
96c: 4b10 ldr r3, [pc, #64] ; (9b0 <usb_rx_memory+0x68>)
96e: 50a3 str r3, [r4, r2]
970: e00a b.n 988 <usb_rx_memory+0x40>
__enable_irq();
//serial_phex(i);
//serial_print(",even\n");
return;
}
if (table[index(i, RX, ODD)].desc == 0) {
972: 2401 movs r4, #1
974: 4321 orrs r1, r4
976: 00c9 lsls r1, r1, #3
978: 588c ldr r4, [r1, r2]
97a: 2c00 cmp r4, #0
97c: d10a bne.n 994 <usb_rx_memory+0x4c>
table[index(i, RX, ODD)].addr = packet->buf;
97e: 1853 adds r3, r2, r1
980: 3008 adds r0, #8
982: 6058 str r0, [r3, #4]
table[index(i, RX, ODD)].desc = BDT_DESC(64, 1);
984: 4b0b ldr r3, [pc, #44] ; (9b4 <usb_rx_memory+0x6c>)
986: 508b str r3, [r1, r2]
usb_rx_memory_needed--;
988: 4b0b ldr r3, [pc, #44] ; (9b8 <usb_rx_memory+0x70>)
98a: 781a ldrb r2, [r3, #0]
98c: 3a01 subs r2, #1
98e: 701a strb r2, [r3, #0]
__enable_irq();
990: b662 cpsie i
//serial_phex(i);
//serial_print(",odd\n");
return;
992: e008 b.n 9a6 <usb_rx_memory+0x5e>
const uint8_t *cfg;
cfg = usb_endpoint_config_table;
//serial_print("rx_mem:");
__disable_irq();
for (i=1; i <= NUM_ENDPOINTS; i++) {
994: 3301 adds r3, #1
996: 2b05 cmp r3, #5
998: d1d9 bne.n 94e <usb_rx_memory+0x6>
//serial_print(",odd\n");
return;
}
}
}
__enable_irq();
99a: b662 cpsie i
// we should never reach this point. If we get here, it means
// usb_rx_memory_needed was set greater than zero, but no memory
// was actually needed.
usb_rx_memory_needed = 0;
99c: 4b06 ldr r3, [pc, #24] ; (9b8 <usb_rx_memory+0x70>)
99e: 2200 movs r2, #0
9a0: 701a strb r2, [r3, #0]
usb_free(packet);
9a2: f000 fba5 bl 10f0 <usb_free>
return;
}
9a6: bd38 pop {r3, r4, r5, pc}
9a8: 00002ed8 .word 0x00002ed8
9ac: 1ffff800 .word 0x1ffff800
9b0: 00400088 .word 0x00400088
9b4: 004000c8 .word 0x004000c8
9b8: 1fffff3e .word 0x1fffff3e
000009bc <usb_tx>:
void usb_tx(uint32_t endpoint, usb_packet_t *packet)
{
bdt_t *b = &table[index(endpoint, TX, EVEN)];
uint8_t next;
endpoint--;
9bc: 1e42 subs r2, r0, #1
//#define index(endpoint, tx, odd) (((endpoint) << 2) | ((tx) << 1) | (odd))
//#define stat2bufferdescriptor(stat) (table + ((stat) >> 2))
void usb_tx(uint32_t endpoint, usb_packet_t *packet)
{
9be: b510 push {r4, lr}
bdt_t *b = &table[index(endpoint, TX, EVEN)];
uint8_t next;
endpoint--;
if (endpoint >= NUM_ENDPOINTS) return;
9c0: 2a03 cmp r2, #3
9c2: d830 bhi.n a26 <usb_tx+0x6a>
//#define index(endpoint, tx, odd) (((endpoint) << 2) | ((tx) << 1) | (odd))
//#define stat2bufferdescriptor(stat) (table + ((stat) >> 2))
void usb_tx(uint32_t endpoint, usb_packet_t *packet)
{
bdt_t *b = &table[index(endpoint, TX, EVEN)];
9c4: 2302 movs r3, #2
9c6: 0080 lsls r0, r0, #2
9c8: 4318 orrs r0, r3
9ca: 4b17 ldr r3, [pc, #92] ; (a28 <usb_tx+0x6c>)
9cc: 00c0 lsls r0, r0, #3
9ce: 181b adds r3, r3, r0
uint8_t next;
endpoint--;
if (endpoint >= NUM_ENDPOINTS) return;
__disable_irq();
9d0: b672 cpsid i
//serial_print("txstate=");
//serial_phex(tx_state[endpoint]);
//serial_print("\n");
switch (tx_state[endpoint]) {
9d2: 4c16 ldr r4, [pc, #88] ; (a2c <usb_tx+0x70>)
9d4: 5ca0 ldrb r0, [r4, r2]
9d6: 2803 cmp r0, #3
9d8: d809 bhi.n 9ee <usb_tx+0x32>
9da: f002 f899 bl 2b10 <__gnu_thumb1_case_uqi>
9de: 0214 .short 0x0214
9e0: 0516 .short 0x0516
case TX_STATE_BOTH_FREE_EVEN_FIRST:
next = TX_STATE_ODD_FREE;
break;
case TX_STATE_BOTH_FREE_ODD_FIRST:
b++;
9e2: 3308 adds r3, #8
next = TX_STATE_EVEN_FREE;
9e4: 2002 movs r0, #2
break;
9e6: e011 b.n a0c <usb_tx+0x50>
case TX_STATE_EVEN_FREE:
next = TX_STATE_NONE_FREE_ODD_FIRST;
break;
case TX_STATE_ODD_FREE:
b++;
9e8: 3308 adds r3, #8
next = TX_STATE_NONE_FREE_EVEN_FIRST;
9ea: 2004 movs r0, #4
break;
9ec: e00e b.n a0c <usb_tx+0x50>
default:
if (tx_first[endpoint] == NULL) {
9ee: 4810 ldr r0, [pc, #64] ; (a30 <usb_tx+0x74>)
9f0: 0092 lsls r2, r2, #2
9f2: 5814 ldr r4, [r2, r0]
9f4: 4b0f ldr r3, [pc, #60] ; (a34 <usb_tx+0x78>)
9f6: 2c00 cmp r4, #0
9f8: d101 bne.n 9fe <usb_tx+0x42>
tx_first[endpoint] = packet;
9fa: 5011 str r1, [r2, r0]
9fc: e001 b.n a02 <usb_tx+0x46>
} else {
tx_last[endpoint]->next = packet;
9fe: 5898 ldr r0, [r3, r2]
a00: 6041 str r1, [r0, #4]
}
tx_last[endpoint] = packet;
a02: 5099 str r1, [r3, r2]
a04: e00e b.n a24 <usb_tx+0x68>
//serial_print("txstate=");
//serial_phex(tx_state[endpoint]);
//serial_print("\n");
switch (tx_state[endpoint]) {
case TX_STATE_BOTH_FREE_EVEN_FIRST:
next = TX_STATE_ODD_FREE;
a06: 2003 movs r0, #3
a08: e000 b.n a0c <usb_tx+0x50>
case TX_STATE_BOTH_FREE_ODD_FIRST:
b++;
next = TX_STATE_EVEN_FREE;
break;
case TX_STATE_EVEN_FREE:
next = TX_STATE_NONE_FREE_ODD_FIRST;
a0a: 2005 movs r0, #5
}
tx_last[endpoint] = packet;
__enable_irq();
return;
}
tx_state[endpoint] = next;
a0c: 54a0 strb r0, [r4, r2]
b->addr = packet->buf;
a0e: 1c0a adds r2, r1, #0
a10: 3208 adds r2, #8
a12: 605a str r2, [r3, #4]
b->desc = BDT_DESC(packet->len, ((uint32_t)b & 8) ? DATA1 : DATA0);
a14: 2288 movs r2, #136 ; 0x88
a16: 0718 lsls r0, r3, #28
a18: d500 bpl.n a1c <usb_tx+0x60>
a1a: 22c8 movs r2, #200 ; 0xc8
a1c: 8809 ldrh r1, [r1, #0]
a1e: 0409 lsls r1, r1, #16
a20: 430a orrs r2, r1
a22: 601a str r2, [r3, #0]
__enable_irq();
a24: b662 cpsie i
}
a26: bd10 pop {r4, pc}
a28: 1ffff800 .word 0x1ffff800
a2c: 1ffffe7c .word 0x1ffffe7c
a30: 1fffff14 .word 0x1fffff14
a34: 1fffff24 .word 0x1fffff24
00000a38 <usb_isr>:
}
void usb_isr(void)
{
a38: b5f7 push {r0, r1, r2, r4, r5, r6, r7, lr}
//serial_print("isr");
//status = USB0_ISTAT;
//serial_phex(status);
//serial_print("\n");
restart:
status = USB0_ISTAT;
a3a: 49b5 ldr r1, [pc, #724] ; (d10 <usb_isr+0x2d8>)
a3c: 780c ldrb r4, [r1, #0]
a3e: 1c0e adds r6, r1, #0
a40: b2e4 uxtb r4, r4
if ((status & USB_ISTAT_SOFTOK /* 04 */ )) {
a42: 0762 lsls r2, r4, #29
a44: d51d bpl.n a82 <usb_isr+0x4a>
if (usb_configuration) {
a46: 4bb3 ldr r3, [pc, #716] ; (d14 <usb_isr+0x2dc>)
a48: 781b ldrb r3, [r3, #0]
a4a: 2b00 cmp r3, #0
a4c: d016 beq.n a7c <usb_isr+0x44>
t = usb_reboot_timer;
a4e: 4ab2 ldr r2, [pc, #712] ; (d18 <usb_isr+0x2e0>)
a50: 7813 ldrb r3, [r2, #0]
a52: b2db uxtb r3, r3
if (t) {
a54: 2b00 cmp r3, #0
a56: d005 beq.n a64 <usb_isr+0x2c>
usb_reboot_timer = --t;
a58: 3b01 subs r3, #1
a5a: b2db uxtb r3, r3
a5c: 7013 strb r3, [r2, #0]
if (!t) _reboot_Teensyduino_();
a5e: 2b00 cmp r3, #0
a60: d100 bne.n a64 <usb_isr+0x2c>
void _reboot_Teensyduino_(void)
{
// TODO: initialize R0 with a code....
__asm__ volatile("bkpt");
a62: be00 bkpt 0x0000
if (t) {
usb_reboot_timer = --t;
if (!t) _reboot_Teensyduino_();
}
#ifdef CDC_DATA_INTERFACE
t = usb_cdc_transmit_flush_timer;
a64: 4aad ldr r2, [pc, #692] ; (d1c <usb_isr+0x2e4>)
a66: 7813 ldrb r3, [r2, #0]
a68: b2db uxtb r3, r3
if (t) {
a6a: 2b00 cmp r3, #0
a6c: d006 beq.n a7c <usb_isr+0x44>
usb_cdc_transmit_flush_timer = --t;
a6e: 3b01 subs r3, #1
a70: b2db uxtb r3, r3
a72: 7013 strb r3, [r2, #0]
if (t == 0) usb_serial_flush_callback();
a74: 2b00 cmp r3, #0
a76: d101 bne.n a7c <usb_isr+0x44>
a78: f000 fc7a bl 1370 <usb_serial_flush_callback>
#endif
#ifdef MULTITOUCH_INTERFACE
usb_touchscreen_update_callback();
#endif
}
USB0_ISTAT = USB_ISTAT_SOFTOK;
a7c: 4da4 ldr r5, [pc, #656] ; (d10 <usb_isr+0x2d8>)
a7e: 2304 movs r3, #4
a80: 702b strb r3, [r5, #0]
}
if ((status & USB_ISTAT_TOKDNE /* 08 */ )) {
a82: 2508 movs r5, #8
a84: 1c22 adds r2, r4, #0
a86: 402a ands r2, r5
a88: d100 bne.n a8c <usb_isr+0x54>
a8a: e254 b.n f36 <usb_isr+0x4fe>
uint8_t endpoint;
stat = USB0_STAT;
a8c: 4ba4 ldr r3, [pc, #656] ; (d20 <usb_isr+0x2e8>)
a8e: 4ca5 ldr r4, [pc, #660] ; (d24 <usb_isr+0x2ec>)
a90: 781b ldrb r3, [r3, #0]
a92: b2db uxtb r3, r3
//serial_print("token: ep=");
//serial_phex(stat >> 4);
//serial_print(stat & 0x08 ? ",tx" : ",rx");
//serial_print(stat & 0x04 ? ",odd\n" : ",even\n");
endpoint = stat >> 4;
a94: 091e lsrs r6, r3, #4
a96: 089a lsrs r2, r3, #2
if (endpoint == 0) {
a98: 2e00 cmp r6, #0
a9a: d000 beq.n a9e <usb_isr+0x66>
a9c: e1dd b.n e5a <usb_isr+0x422>
bdt_t *b;
uint32_t pid, size;
uint8_t *buf;
const uint8_t *data;
b = stat2bufferdescriptor(stat);
a9e: 00d5 lsls r5, r2, #3
aa0: 1965 adds r5, r4, r5
pid = BDT_PID(b->desc);
aa2: 682f ldr r7, [r5, #0]
//count = b->desc >> 16;
buf = b->addr;
aa4: 686a ldr r2, [r5, #4]
uint32_t pid, size;
uint8_t *buf;
const uint8_t *data;
b = stat2bufferdescriptor(stat);
pid = BDT_PID(b->desc);
aa6: 06b8 lsls r0, r7, #26
aa8: 0f00 lsrs r0, r0, #28
//serial_phex(pid);
//serial_print(", count:");
//serial_phex(count);
//serial_print("\n");
switch (pid) {
aaa: 3801 subs r0, #1
aac: 280c cmp r0, #12
aae: d900 bls.n ab2 <usb_isr+0x7a>
ab0: e1d0 b.n e54 <usb_isr+0x41c>
ab2: f002 f837 bl 2b24 <__gnu_thumb1_case_uhi>
ab6: 0193 .short 0x0193
ab8: 01cf0193 .word 0x01cf0193
abc: 01cf01cf .word 0x01cf01cf
ac0: 01cf01cf .word 0x01cf01cf
ac4: 01ac01cf .word 0x01ac01cf
ac8: 01cf01cf .word 0x01cf01cf
acc: 000d01cf .word 0x000d01cf
// grab the 8 byte setup info
setup.word1 = *(uint32_t *)(buf);
setup.word2 = *(uint32_t *)(buf + 4);
// give the buffer back
b->desc = BDT_DESC(EP0_SIZE, DATA1);
ad0: 4995 ldr r1, [pc, #596] ; (d28 <usb_isr+0x2f0>)
switch (pid) {
case 0x0D: // Setup received from host
//serial_print("PID=Setup\n");
//if (count != 8) ; // panic?
// grab the 8 byte setup info
setup.word1 = *(uint32_t *)(buf);
ad2: 6813 ldr r3, [r2, #0]
ad4: 4f95 ldr r7, [pc, #596] ; (d2c <usb_isr+0x2f4>)
setup.word2 = *(uint32_t *)(buf + 4);
ad6: 6852 ldr r2, [r2, #4]
//serial_print("leftover tx odd\n");
//}
table[index(0, TX, EVEN)].desc = 0;
table[index(0, TX, ODD)].desc = 0;
// first IN after Setup is always DATA1
ep0_tx_data_toggle = 1;
ad8: 4895 ldr r0, [pc, #596] ; (d30 <usb_isr+0x2f8>)
// grab the 8 byte setup info
setup.word1 = *(uint32_t *)(buf);
setup.word2 = *(uint32_t *)(buf + 4);
// give the buffer back
b->desc = BDT_DESC(EP0_SIZE, DATA1);
ada: 6029 str r1, [r5, #0]
//table[index(0, RX, EVEN)].desc = BDT_DESC(EP0_SIZE, 1);
//table[index(0, RX, ODD)].desc = BDT_DESC(EP0_SIZE, 1);
// clear any leftover pending IN transactions
ep0_tx_ptr = NULL;
adc: 4d95 ldr r5, [pc, #596] ; (d34 <usb_isr+0x2fc>)
volatile uint8_t *reg;
uint8_t epconf;
const uint8_t *cfg;
int i;
switch (setup.wRequestAndType) {
ade: 4996 ldr r1, [pc, #600] ; (d38 <usb_isr+0x300>)
b->desc = BDT_DESC(EP0_SIZE, DATA1);
//table[index(0, RX, EVEN)].desc = BDT_DESC(EP0_SIZE, 1);
//table[index(0, RX, ODD)].desc = BDT_DESC(EP0_SIZE, 1);
// clear any leftover pending IN transactions
ep0_tx_ptr = NULL;
ae0: 2600 movs r6, #0
switch (pid) {
case 0x0D: // Setup received from host
//serial_print("PID=Setup\n");
//if (count != 8) ; // panic?
// grab the 8 byte setup info
setup.word1 = *(uint32_t *)(buf);
ae2: 603b str r3, [r7, #0]
setup.word2 = *(uint32_t *)(buf + 4);
ae4: 607a str r2, [r7, #4]
volatile uint8_t *reg;
uint8_t epconf;
const uint8_t *cfg;
int i;
switch (setup.wRequestAndType) {
ae6: b29b uxth r3, r3
//serial_print("leftover tx odd\n");
//}
table[index(0, TX, EVEN)].desc = 0;
table[index(0, TX, ODD)].desc = 0;
// first IN after Setup is always DATA1
ep0_tx_data_toggle = 1;
ae8: 2201 movs r2, #1
b->desc = BDT_DESC(EP0_SIZE, DATA1);
//table[index(0, RX, EVEN)].desc = BDT_DESC(EP0_SIZE, 1);
//table[index(0, RX, ODD)].desc = BDT_DESC(EP0_SIZE, 1);
// clear any leftover pending IN transactions
ep0_tx_ptr = NULL;
aea: 602e str r6, [r5, #0]
//serial_print("leftover tx even\n");
//}
//if (table[index(0, TX, ODD)].desc & 0x80) {
//serial_print("leftover tx odd\n");
//}
table[index(0, TX, EVEN)].desc = 0;
aec: 6126 str r6, [r4, #16]
table[index(0, TX, ODD)].desc = 0;
aee: 61a6 str r6, [r4, #24]
// first IN after Setup is always DATA1
ep0_tx_data_toggle = 1;
af0: 7002 strb r2, [r0, #0]
volatile uint8_t *reg;
uint8_t epconf;
const uint8_t *cfg;
int i;
switch (setup.wRequestAndType) {
af2: 428b cmp r3, r1
af4: d818 bhi.n b28 <usb_isr+0xf0>
af6: 21d0 movs r1, #208 ; 0xd0
af8: 00c9 lsls r1, r1, #3
afa: 428b cmp r3, r1
afc: d300 bcc.n b00 <usb_isr+0xc8>
afe: e0e5 b.n ccc <usb_isr+0x294>
b00: 2181 movs r1, #129 ; 0x81
b02: 4091 lsls r1, r2
b04: 428b cmp r3, r1
b06: d100 bne.n b0a <usb_isr+0xd2>
b08: e0c2 b.n c90 <usb_isr+0x258>
b0a: d806 bhi.n b1a <usb_isr+0xe2>
b0c: 2b80 cmp r3, #128 ; 0x80
b0e: d100 bne.n b12 <usb_isr+0xda>
b10: e0a9 b.n c66 <usb_isr+0x22e>
b12: 2b82 cmp r3, #130 ; 0x82
b14: d100 bne.n b18 <usb_isr+0xe0>
b16: e0ab b.n c70 <usb_isr+0x238>
b18: e0f5 b.n d06 <usb_isr+0x2ce>
b1a: 4a88 ldr r2, [pc, #544] ; (d3c <usb_isr+0x304>)
b1c: 4293 cmp r3, r2
b1e: d100 bne.n b22 <usb_isr+0xea>
b20: e0c5 b.n cae <usb_isr+0x276>
b22: 22a0 movs r2, #160 ; 0xa0
b24: 00d2 lsls r2, r2, #3
b26: e017 b.n b58 <usb_isr+0x120>
b28: 4985 ldr r1, [pc, #532] ; (d40 <usb_isr+0x308>)
b2a: 428b cmp r3, r1
b2c: d100 bne.n b30 <usb_isr+0xf8>
b2e: e152 b.n dd6 <usb_isr+0x39e>
b30: d80d bhi.n b4e <usb_isr+0x116>
b32: 2188 movs r1, #136 ; 0x88
b34: 0109 lsls r1, r1, #4
b36: 428b cmp r3, r1
b38: d100 bne.n b3c <usb_isr+0x104>
b3a: e08e b.n c5a <usb_isr+0x222>
b3c: 2290 movs r2, #144 ; 0x90
b3e: 0112 lsls r2, r2, #4
b40: 4293 cmp r3, r2
b42: d000 beq.n b46 <usb_isr+0x10e>
b44: e0df b.n d06 <usb_isr+0x2ce>
case 0x0500: // SET_ADDRESS
break;
case 0x0900: // SET_CONFIGURATION
//serial_print("configure\n");
usb_configuration = setup.wValue;
b46: 78ba ldrb r2, [r7, #2]
b48: 4b72 ldr r3, [pc, #456] ; (d14 <usb_isr+0x2dc>)
b4a: 701a strb r2, [r3, #0]
b4c: e009 b.n b62 <usb_isr+0x12a>
volatile uint8_t *reg;
uint8_t epconf;
const uint8_t *cfg;
int i;
switch (setup.wRequestAndType) {
b4e: 4a7d ldr r2, [pc, #500] ; (d44 <usb_isr+0x30c>)
b50: 4293 cmp r3, r2
b52: d100 bne.n b56 <usb_isr+0x11e>
b54: e0cf b.n cf6 <usb_isr+0x2be>
b56: 4a7c ldr r2, [pc, #496] ; (d48 <usb_isr+0x310>)
static uint8_t reply_buffer[8];
static void usb_setup(void)
{
const uint8_t *data = NULL;
uint32_t datalen = 0;
b58: 2600 movs r6, #0
volatile uint8_t *reg;
uint8_t epconf;
const uint8_t *cfg;
int i;
switch (setup.wRequestAndType) {
b5a: 4293 cmp r3, r2
b5c: d100 bne.n b60 <usb_isr+0x128>
b5e: e115 b.n d8c <usb_isr+0x354>
b60: e0d1 b.n d06 <usb_isr+0x2ce>
b62: 19a3 adds r3, r4, r6
usb_configuration = setup.wValue;
reg = &USB0_ENDPT1;
cfg = usb_endpoint_config_table;
// clear all BDT entries, free any allocated memory...
for (i=4; i < (NUM_ENDPOINTS+1)*4; i++) {
if (table[i].desc & BDT_OWN) {
b64: 6a19 ldr r1, [r3, #32]
b66: 0609 lsls r1, r1, #24
b68: d503 bpl.n b72 <usb_isr+0x13a>
usb_free((usb_packet_t *)((uint8_t *)(table[i].addr) - 8));
b6a: 6a58 ldr r0, [r3, #36] ; 0x24
b6c: 3808 subs r0, #8
b6e: f000 fabf bl 10f0 <usb_free>
b72: 3608 adds r6, #8
//serial_print("configure\n");
usb_configuration = setup.wValue;
reg = &USB0_ENDPT1;
cfg = usb_endpoint_config_table;
// clear all BDT entries, free any allocated memory...
for (i=4; i < (NUM_ENDPOINTS+1)*4; i++) {
b74: 2e80 cmp r6, #128 ; 0x80
b76: d1f4 bne.n b62 <usb_isr+0x12a>
b78: 2500 movs r5, #0
b7a: 1c2e adds r6, r5, #0
}
}
// free all queued packets
for (i=0; i < NUM_ENDPOINTS; i++) {
usb_packet_t *p, *n;
p = rx_first[i];
b7c: 4a73 ldr r2, [pc, #460] ; (d4c <usb_isr+0x314>)
b7e: 58a8 ldr r0, [r5, r2]
while (p) {
b80: 2800 cmp r0, #0
b82: d005 beq.n b90 <usb_isr+0x158>
n = p->next;
b84: 6843 ldr r3, [r0, #4]
b86: 9301 str r3, [sp, #4]
usb_free(p);
b88: f000 fab2 bl 10f0 <usb_free>
p = n;
b8c: 9801 ldr r0, [sp, #4]
b8e: e7f7 b.n b80 <usb_isr+0x148>
}
rx_first[i] = NULL;
b90: 496e ldr r1, [pc, #440] ; (d4c <usb_isr+0x314>)
rx_last[i] = NULL;
b92: 4b6f ldr r3, [pc, #444] ; (d50 <usb_isr+0x318>)
p = tx_first[i];
b94: 4a6f ldr r2, [pc, #444] ; (d54 <usb_isr+0x31c>)
while (p) {
n = p->next;
usb_free(p);
p = n;
}
rx_first[i] = NULL;
b96: 5148 str r0, [r1, r5]
rx_last[i] = NULL;
b98: 50e8 str r0, [r5, r3]
p = tx_first[i];
b9a: 58a8 ldr r0, [r5, r2]
while (p) {
b9c: 2800 cmp r0, #0
b9e: d005 beq.n bac <usb_isr+0x174>
n = p->next;
ba0: 6843 ldr r3, [r0, #4]
ba2: 9301 str r3, [sp, #4]
usb_free(p);
ba4: f000 faa4 bl 10f0 <usb_free>
p = n;
ba8: 9801 ldr r0, [sp, #4]
baa: e7f7 b.n b9c <usb_isr+0x164>
}
tx_first[i] = NULL;
tx_last[i] = NULL;
bac: 4b6a ldr r3, [pc, #424] ; (d58 <usb_isr+0x320>)
usb_rx_byte_count_data[i] = 0;
bae: 4a6b ldr r2, [pc, #428] ; (d5c <usb_isr+0x324>)
n = p->next;
usb_free(p);
p = n;
}
tx_first[i] = NULL;
tx_last[i] = NULL;
bb0: 50e8 str r0, [r5, r3]
bb2: 0073 lsls r3, r6, #1
usb_rx_byte_count_data[i] = 0;
bb4: 52d0 strh r0, [r2, r3]
while (p) {
n = p->next;
usb_free(p);
p = n;
}
tx_first[i] = NULL;
bb6: 4967 ldr r1, [pc, #412] ; (d54 <usb_isr+0x31c>)
tx_last[i] = NULL;
usb_rx_byte_count_data[i] = 0;
switch (tx_state[i]) {
bb8: 4b69 ldr r3, [pc, #420] ; (d60 <usb_isr+0x328>)
while (p) {
n = p->next;
usb_free(p);
p = n;
}
tx_first[i] = NULL;
bba: 5148 str r0, [r1, r5]
tx_last[i] = NULL;
usb_rx_byte_count_data[i] = 0;
switch (tx_state[i]) {
bbc: 5cf0 ldrb r0, [r6, r3]
bbe: 3802 subs r0, #2
bc0: 2803 cmp r0, #3
bc2: d807 bhi.n bd4 <usb_isr+0x19c>
bc4: f001 ffa4 bl 2b10 <__gnu_thumb1_case_uqi>
bc8: 04020402 .word 0x04020402
case TX_STATE_EVEN_FREE:
case TX_STATE_NONE_FREE_EVEN_FIRST:
tx_state[i] = TX_STATE_BOTH_FREE_EVEN_FIRST;
bcc: 2200 movs r2, #0
bce: e000 b.n bd2 <usb_isr+0x19a>
break;
case TX_STATE_ODD_FREE:
case TX_STATE_NONE_FREE_ODD_FIRST:
tx_state[i] = TX_STATE_BOTH_FREE_ODD_FIRST;
bd0: 2201 movs r2, #1
bd2: 559a strb r2, [r3, r6]
if (table[i].desc & BDT_OWN) {
usb_free((usb_packet_t *)((uint8_t *)(table[i].addr) - 8));
}
}
// free all queued packets
for (i=0; i < NUM_ENDPOINTS; i++) {
bd4: 3601 adds r6, #1
bd6: 3504 adds r5, #4
bd8: 2e04 cmp r6, #4
bda: d1cf bne.n b7c <usb_isr+0x144>
break;
default:
break;
}
}
usb_rx_memory_needed = 0;
bdc: 4a61 ldr r2, [pc, #388] ; (d64 <usb_isr+0x32c>)
bde: 2300 movs r3, #0
be0: 7013 strb r3, [r2, #0]
for (i=1; i <= NUM_ENDPOINTS; i++) {
be2: 2501 movs r5, #1
be4: 1c16 adds r6, r2, #0
be6: 4b60 ldr r3, [pc, #384] ; (d68 <usb_isr+0x330>)
be8: 18ea adds r2, r5, r3
bea: 4b60 ldr r3, [pc, #384] ; (d6c <usb_isr+0x334>)
bec: 0092 lsls r2, r2, #2
bee: 18eb adds r3, r5, r3
bf0: 3b01 subs r3, #1
epconf = *cfg++;
bf2: 781b ldrb r3, [r3, #0]
*reg = epconf;
bf4: 7013 strb r3, [r2, #0]
table[index(i, RX, EVEN)].desc = (AUDIO_RX_SIZE<<16) | BDT_OWN;
table[index(i, RX, ODD)].addr = usb_audio_receive_buffer;
table[index(i, RX, ODD)].desc = (AUDIO_RX_SIZE<<16) | BDT_OWN;
} else
#endif
if (epconf & USB_ENDPT_EPRXEN) {
bf6: 0719 lsls r1, r3, #28
bf8: d520 bpl.n c3c <usb_isr+0x204>
usb_packet_t *p;
p = usb_malloc();
bfa: f000 fa5b bl 10b4 <usb_malloc>
bfe: 016b lsls r3, r5, #5
if (p) {
c00: 2800 cmp r0, #0
c02: d005 beq.n c10 <usb_isr+0x1d8>
table[index(i, RX, EVEN)].addr = p->buf;
c04: 18e2 adds r2, r4, r3
c06: 3008 adds r0, #8
c08: 6050 str r0, [r2, #4]
table[index(i, RX, EVEN)].desc = BDT_DESC(64, 0);
c0a: 4a59 ldr r2, [pc, #356] ; (d70 <usb_isr+0x338>)
c0c: 50e2 str r2, [r4, r3]
c0e: e003 b.n c18 <usb_isr+0x1e0>
} else {
table[index(i, RX, EVEN)].desc = 0;
c10: 50e0 str r0, [r4, r3]
usb_rx_memory_needed++;
c12: 7833 ldrb r3, [r6, #0]
c14: 3301 adds r3, #1
c16: 7033 strb r3, [r6, #0]
}
p = usb_malloc();
c18: f000 fa4c bl 10b4 <usb_malloc>
c1c: 2201 movs r2, #1
c1e: 00ab lsls r3, r5, #2
if (p) {
table[index(i, RX, ODD)].addr = p->buf;
c20: 4313 orrs r3, r2
c22: 00db lsls r3, r3, #3
} else {
table[index(i, RX, EVEN)].desc = 0;
usb_rx_memory_needed++;
}
p = usb_malloc();
if (p) {
c24: 2800 cmp r0, #0
c26: d005 beq.n c34 <usb_isr+0x1fc>
table[index(i, RX, ODD)].addr = p->buf;
c28: 18e2 adds r2, r4, r3
c2a: 3008 adds r0, #8
c2c: 6050 str r0, [r2, #4]
table[index(i, RX, ODD)].desc = BDT_DESC(64, 1);
c2e: 4a3e ldr r2, [pc, #248] ; (d28 <usb_isr+0x2f0>)
c30: 50e2 str r2, [r4, r3]
c32: e003 b.n c3c <usb_isr+0x204>
} else {
table[index(i, RX, ODD)].desc = 0;
c34: 50e0 str r0, [r4, r3]
usb_rx_memory_needed++;
c36: 7833 ldrb r3, [r6, #0]
c38: 3301 adds r3, #1
c3a: 7033 strb r3, [r6, #0]
}
}
table[index(i, TX, EVEN)].desc = 0;
c3c: 00ab lsls r3, r5, #2
c3e: 2202 movs r2, #2
c40: 431a orrs r2, r3
c42: 00d2 lsls r2, r2, #3
c44: 2100 movs r1, #0
c46: 50a1 str r1, [r4, r2]
table[index(i, TX, ODD)].desc = 0;
c48: 2203 movs r2, #3
c4a: 4313 orrs r3, r2
c4c: 4093 lsls r3, r2
default:
break;
}
}
usb_rx_memory_needed = 0;
for (i=1; i <= NUM_ENDPOINTS; i++) {
c4e: 3501 adds r5, #1
table[index(i, RX, ODD)].desc = 0;
usb_rx_memory_needed++;
}
}
table[index(i, TX, EVEN)].desc = 0;
table[index(i, TX, ODD)].desc = 0;
c50: 50e1 str r1, [r4, r3]
default:
break;
}
}
usb_rx_memory_needed = 0;
for (i=1; i <= NUM_ENDPOINTS; i++) {
c52: 2d05 cmp r5, #5
c54: d1c7 bne.n be6 <usb_isr+0x1ae>
static uint8_t reply_buffer[8];
static void usb_setup(void)
{
const uint8_t *data = NULL;
uint32_t datalen = 0;
c56: 1c0e adds r6, r1, #0
c58: e098 b.n d8c <usb_isr+0x354>
}
#endif
}
break;
case 0x0880: // GET_CONFIGURATION
reply_buffer[0] = usb_configuration;
c5a: 4b2e ldr r3, [pc, #184] ; (d14 <usb_isr+0x2dc>)
c5c: 4c45 ldr r4, [pc, #276] ; (d74 <usb_isr+0x33c>)
c5e: 781b ldrb r3, [r3, #0]
datalen = 1;
c60: 1c16 adds r6, r2, #0
}
#endif
}
break;
case 0x0880: // GET_CONFIGURATION
reply_buffer[0] = usb_configuration;
c62: 7023 strb r3, [r4, #0]
c64: e093 b.n d8e <usb_isr+0x356>
datalen = 1;
data = reply_buffer;
break;
case 0x0080: // GET_STATUS (device)
reply_buffer[0] = 0;
c66: 4c43 ldr r4, [pc, #268] ; (d74 <usb_isr+0x33c>)
c68: 7026 strb r6, [r4, #0]
reply_buffer[1] = 0;
c6a: 7066 strb r6, [r4, #1]
datalen = 2;
c6c: 2602 movs r6, #2
c6e: e08e b.n d8e <usb_isr+0x356>
data = reply_buffer;
break;
case 0x0082: // GET_STATUS (endpoint)
if (setup.wIndex > NUM_ENDPOINTS) {
c70: 88bb ldrh r3, [r7, #4]
c72: 2b04 cmp r3, #4
c74: d847 bhi.n d06 <usb_isr+0x2ce>
// TODO: do we need to handle IN vs OUT here?
endpoint0_stall();
return;
}
reply_buffer[0] = 0;
c76: 4c3f ldr r4, [pc, #252] ; (d74 <usb_isr+0x33c>)
reply_buffer[1] = 0;
if (*(uint8_t *)(&USB0_ENDPT0 + setup.wIndex * 4) & 0x02) reply_buffer[0] = 1;
c78: 4d3f ldr r5, [pc, #252] ; (d78 <usb_isr+0x340>)
c7a: 009b lsls r3, r3, #2
if (setup.wIndex > NUM_ENDPOINTS) {
// TODO: do we need to handle IN vs OUT here?
endpoint0_stall();
return;
}
reply_buffer[0] = 0;
c7c: 7026 strb r6, [r4, #0]
reply_buffer[1] = 0;
c7e: 7066 strb r6, [r4, #1]
if (*(uint8_t *)(&USB0_ENDPT0 + setup.wIndex * 4) & 0x02) reply_buffer[0] = 1;
c80: 195b adds r3, r3, r5
c82: 781b ldrb r3, [r3, #0]
c84: 2602 movs r6, #2
c86: 4233 tst r3, r6
c88: d100 bne.n c8c <usb_isr+0x254>
c8a: e080 b.n d8e <usb_isr+0x356>
c8c: 7022 strb r2, [r4, #0]
c8e: e07e b.n d8e <usb_isr+0x356>
data = reply_buffer;
datalen = 2;
break;
case 0x0102: // CLEAR_FEATURE (endpoint)
i = setup.wIndex & 0x7F;
c90: 88ba ldrh r2, [r7, #4]
c92: 237f movs r3, #127 ; 0x7f
c94: 4013 ands r3, r2
if (i > NUM_ENDPOINTS || setup.wValue != 0) {
c96: 2b04 cmp r3, #4
c98: dc35 bgt.n d06 <usb_isr+0x2ce>
c9a: 887e ldrh r6, [r7, #2]
c9c: 2e00 cmp r6, #0
c9e: d132 bne.n d06 <usb_isr+0x2ce>
// TODO: do we need to handle IN vs OUT here?
endpoint0_stall();
return;
}
(*(uint8_t *)(&USB0_ENDPT0 + i * 4)) &= ~0x02;
ca0: 4935 ldr r1, [pc, #212] ; (d78 <usb_isr+0x340>)
ca2: 009b lsls r3, r3, #2
ca4: 185b adds r3, r3, r1
ca6: 781a ldrb r2, [r3, #0]
ca8: 2102 movs r1, #2
caa: 438a bics r2, r1
cac: e029 b.n d02 <usb_isr+0x2ca>
// TODO: do we need to clear the data toggle here?
break;
case 0x0302: // SET_FEATURE (endpoint)
i = setup.wIndex & 0x7F;
cae: 88ba ldrh r2, [r7, #4]
cb0: 237f movs r3, #127 ; 0x7f
cb2: 4013 ands r3, r2
if (i > NUM_ENDPOINTS || setup.wValue != 0) {
cb4: 2b04 cmp r3, #4
cb6: dc26 bgt.n d06 <usb_isr+0x2ce>
cb8: 887e ldrh r6, [r7, #2]
cba: 2e00 cmp r6, #0
cbc: d123 bne.n d06 <usb_isr+0x2ce>
// TODO: do we need to handle IN vs OUT here?
endpoint0_stall();
return;
}
(*(uint8_t *)(&USB0_ENDPT0 + i * 4)) |= 0x02;
cbe: 4a2e ldr r2, [pc, #184] ; (d78 <usb_isr+0x340>)
cc0: 009b lsls r3, r3, #2
cc2: 189b adds r3, r3, r2
cc4: 781a ldrb r2, [r3, #0]
cc6: 2102 movs r1, #2
cc8: 430a orrs r2, r1
cca: e01a b.n d02 <usb_isr+0x2ca>
//serial_print("\n");
for (list = usb_descriptor_list; 1; list++) {
if (list->addr == NULL) break;
//if (setup.wValue == list->wValue &&
//(setup.wIndex == list->wIndex) || ((setup.wValue >> 8) == 3)) {
if (setup.wValue == list->wValue && setup.wIndex == list->wIndex) {
ccc: 887a ldrh r2, [r7, #2]
cce: 88b9 ldrh r1, [r7, #4]
cd0: 4b2a ldr r3, [pc, #168] ; (d7c <usb_isr+0x344>)
case 0x0681:
//serial_print("desc:");
//serial_phex16(setup.wValue);
//serial_print("\n");
for (list = usb_descriptor_list; 1; list++) {
if (list->addr == NULL) break;
cd2: 685c ldr r4, [r3, #4]
cd4: 2c00 cmp r4, #0
cd6: d016 beq.n d06 <usb_isr+0x2ce>
//if (setup.wValue == list->wValue &&
//(setup.wIndex == list->wIndex) || ((setup.wValue >> 8) == 3)) {
if (setup.wValue == list->wValue && setup.wIndex == list->wIndex) {
cd8: 8818 ldrh r0, [r3, #0]
cda: 4290 cmp r0, r2
cdc: d109 bne.n cf2 <usb_isr+0x2ba>
cde: 8858 ldrh r0, [r3, #2]
ce0: 4288 cmp r0, r1
ce2: d106 bne.n cf2 <usb_isr+0x2ba>
data = list->addr;
if ((setup.wValue >> 8) == 3) {
ce4: 0a12 lsrs r2, r2, #8
ce6: 2a03 cmp r2, #3
ce8: d101 bne.n cee <usb_isr+0x2b6>
// for string descriptors, use the descriptor's
// length field, allowing runtime configured
// length.
datalen = *(list->addr);
cea: 7826 ldrb r6, [r4, #0]
cec: e04f b.n d8e <usb_isr+0x356>
} else {
datalen = list->length;
cee: 891e ldrh r6, [r3, #8]
cf0: e04d b.n d8e <usb_isr+0x356>
case 0x0680: // GET_DESCRIPTOR
case 0x0681:
//serial_print("desc:");
//serial_phex16(setup.wValue);
//serial_print("\n");
for (list = usb_descriptor_list; 1; list++) {
cf2: 330c adds r3, #12
cf4: e7ed b.n cd2 <usb_isr+0x29a>
//serial_print("desc: not found\n");
endpoint0_stall();
return;
#if defined(CDC_STATUS_INTERFACE)
case 0x2221: // CDC_SET_CONTROL_LINE_STATE
usb_cdc_line_rtsdtr_millis = systick_millis_count;
cf6: 4b22 ldr r3, [pc, #136] ; (d80 <usb_isr+0x348>)
cf8: 681a ldr r2, [r3, #0]
cfa: 4b22 ldr r3, [pc, #136] ; (d84 <usb_isr+0x34c>)
cfc: 601a str r2, [r3, #0]
usb_cdc_line_rtsdtr = setup.wValue;
cfe: 78ba ldrb r2, [r7, #2]
d00: 4b21 ldr r3, [pc, #132] ; (d88 <usb_isr+0x350>)
d02: 701a strb r2, [r3, #0]
d04: e042 b.n d8c <usb_isr+0x354>
volatile uint8_t usb_reboot_timer = 0;
static void endpoint0_stall(void)
{
USB0_ENDPT0 = USB_ENDPT_EPSTALL | USB_ENDPT_EPRXEN | USB_ENDPT_EPTXEN | USB_ENDPT_EPHSHK;
d06: 4b1c ldr r3, [pc, #112] ; (d78 <usb_isr+0x340>)
d08: 220f movs r2, #15
d0a: 701a strb r2, [r3, #0]
d0c: e063 b.n dd6 <usb_isr+0x39e>
d0e: 46c0 nop ; (mov r8, r8)
d10: 40072080 .word 0x40072080
d14: 1fffff47 .word 0x1fffff47
d18: 1ffffed1 .word 0x1ffffed1
d1c: 1fffff49 .word 0x1fffff49
d20: 40072090 .word 0x40072090
d24: 1ffff800 .word 0x1ffff800
d28: 004000c8 .word 0x004000c8
d2c: 1fffff34 .word 0x1fffff34
d30: 1fffff48 .word 0x1fffff48
d34: 1ffffe68 .word 0x1ffffe68
d38: 00000681 .word 0x00000681
d3c: 00000302 .word 0x00000302
d40: 00002021 .word 0x00002021
d44: 00002221 .word 0x00002221
d48: 00002321 .word 0x00002321
d4c: 1ffffec0 .word 0x1ffffec0
d50: 1ffffe6c .word 0x1ffffe6c
d54: 1fffff14 .word 0x1fffff14
d58: 1fffff24 .word 0x1fffff24
d5c: 2000012c .word 0x2000012c
d60: 1ffffe7c .word 0x1ffffe7c
d64: 1fffff3e .word 0x1fffff3e
d68: 1001c830 .word 0x1001c830
d6c: 00002ed8 .word 0x00002ed8
d70: 00400088 .word 0x00400088
d74: 1fffff3f .word 0x1fffff3f
d78: 400720c0 .word 0x400720c0
d7c: 00002edc .word 0x00002edc
d80: 1ffffe64 .word 0x1ffffe64
d84: 2000013c .word 0x2000013c
d88: 1fffff58 .word 0x1fffff58
static uint8_t reply_buffer[8];
static void usb_setup(void)
{
const uint8_t *data = NULL;
d8c: 1c34 adds r4, r6, #0
//serial_phex32(data);
//serial_print(",");
//serial_phex16(datalen);
//serial_print("\n");
if (datalen > setup.wLength) datalen = setup.wLength;
d8e: 88fb ldrh r3, [r7, #6]
d90: 429e cmp r6, r3
d92: d900 bls.n d96 <usb_isr+0x35e>
d94: 1c1e adds r6, r3, #0
d96: 1e37 subs r7, r6, #0
d98: 2f40 cmp r7, #64 ; 0x40
d9a: d900 bls.n d9e <usb_isr+0x366>
d9c: 2740 movs r7, #64 ; 0x40
size = datalen;
if (size > EP0_SIZE) size = EP0_SIZE;
endpoint0_transmit(data, size);
d9e: 1c20 adds r0, r4, #0
da0: 1c39 adds r1, r7, #0
da2: f7ff fd87 bl 8b4 <endpoint0_transmit>
data += size;
da6: 19e4 adds r4, r4, r7
datalen -= size;
da8: 1bf6 subs r6, r6, r7
if (datalen == 0 && size < EP0_SIZE) return;
daa: d103 bne.n db4 <usb_isr+0x37c>
dac: 1c35 adds r5, r6, #0
dae: 2f40 cmp r7, #64 ; 0x40
db0: d004 beq.n dbc <usb_isr+0x384>
db2: e010 b.n dd6 <usb_isr+0x39e>
db4: 2540 movs r5, #64 ; 0x40
db6: 42b5 cmp r5, r6
db8: d900 bls.n dbc <usb_isr+0x384>
dba: 1c35 adds r5, r6, #0
size = datalen;
if (size > EP0_SIZE) size = EP0_SIZE;
endpoint0_transmit(data, size);
dbc: 1c20 adds r0, r4, #0
dbe: 1c29 adds r1, r5, #0
dc0: f7ff fd78 bl 8b4 <endpoint0_transmit>
data += size;
dc4: 1964 adds r4, r4, r5
datalen -= size;
dc6: 1b76 subs r6, r6, r5
if (datalen == 0 && size < EP0_SIZE) return;
dc8: d101 bne.n dce <usb_isr+0x396>
dca: 2d40 cmp r5, #64 ; 0x40
dcc: d103 bne.n dd6 <usb_isr+0x39e>
ep0_tx_ptr = data;
dce: 4d75 ldr r5, [pc, #468] ; (fa4 <usb_isr+0x56c>)
ep0_tx_len = datalen;
dd0: 4b75 ldr r3, [pc, #468] ; (fa8 <usb_isr+0x570>)
endpoint0_transmit(data, size);
data += size;
datalen -= size;
if (datalen == 0 && size < EP0_SIZE) return;
ep0_tx_ptr = data;
dd2: 602c str r4, [r5, #0]
ep0_tx_len = datalen;
dd4: 801e strh r6, [r3, #0]
serial_print("\n");
#endif
// actually "do" the setup request
usb_setup();
// unfreeze the USB, now that we're ready
USB0_CTL = USB_CTL_USBENSOFEN; // clear TXSUSPENDTOKENBUSY bit
dd6: 2201 movs r2, #1
dd8: 4b74 ldr r3, [pc, #464] ; (fac <usb_isr+0x574>)
dda: e03a b.n e52 <usb_isr+0x41a>
break;
case 0x01: // OUT transaction received from host
case 0x02:
//serial_print("PID=OUT\n");
#ifdef CDC_STATUS_INTERFACE
if (setup.wRequestAndType == 0x2021 /*CDC_SET_LINE_CODING*/) {
ddc: 4b74 ldr r3, [pc, #464] ; (fb0 <usb_isr+0x578>)
dde: 8819 ldrh r1, [r3, #0]
de0: 4b74 ldr r3, [pc, #464] ; (fb4 <usb_isr+0x57c>)
de2: 4299 cmp r1, r3
de4: d110 bne.n e08 <usb_isr+0x3d0>
de6: 2300 movs r3, #0
int i;
uint8_t *dst = (uint8_t *)usb_cdc_line_coding;
//serial_print("set line coding ");
for (i=0; i<7; i++) {
//serial_phex(*buf);
*dst++ = *buf++;
de8: 5cd0 ldrb r0, [r2, r3]
dea: 4973 ldr r1, [pc, #460] ; (fb8 <usb_isr+0x580>)
dec: 54c8 strb r0, [r1, r3]
#ifdef CDC_STATUS_INTERFACE
if (setup.wRequestAndType == 0x2021 /*CDC_SET_LINE_CODING*/) {
int i;
uint8_t *dst = (uint8_t *)usb_cdc_line_coding;
//serial_print("set line coding ");
for (i=0; i<7; i++) {
dee: 3301 adds r3, #1
df0: 2b07 cmp r3, #7
df2: d1f9 bne.n de8 <usb_isr+0x3b0>
//serial_phex(*buf);
*dst++ = *buf++;
}
//serial_phex32(usb_cdc_line_coding[0]);
//serial_print("\n");
if (usb_cdc_line_coding[0] == 134) usb_reboot_timer = 15;
df4: 680b ldr r3, [r1, #0]
df6: 2b86 cmp r3, #134 ; 0x86
df8: d102 bne.n e00 <usb_isr+0x3c8>
dfa: 4b70 ldr r3, [pc, #448] ; (fbc <usb_isr+0x584>)
dfc: 220f movs r2, #15
dfe: 701a strb r2, [r3, #0]
endpoint0_transmit(NULL, 0);
e00: 2000 movs r0, #0
e02: 1c01 adds r1, r0, #0
e04: f7ff fd56 bl 8b4 <endpoint0_transmit>
if (usb_audio_set_feature(&setup, buf)) {
endpoint0_transmit(NULL, 0);
}
#endif
// give the buffer back
b->desc = BDT_DESC(EP0_SIZE, DATA1);
e08: 4b6d ldr r3, [pc, #436] ; (fc0 <usb_isr+0x588>)
e0a: 602b str r3, [r5, #0]
e0c: e022 b.n e54 <usb_isr+0x41c>
//serial_print("PID=IN:");
//serial_phex(stat);
//serial_print("\n");
// send remaining data, if any...
data = ep0_tx_ptr;
e0e: 4f65 ldr r7, [pc, #404] ; (fa4 <usb_isr+0x56c>)
e10: 683d ldr r5, [r7, #0]
if (data) {
e12: 2d00 cmp r5, #0
e14: d013 beq.n e3e <usb_isr+0x406>
size = ep0_tx_len;
e16: 4964 ldr r1, [pc, #400] ; (fa8 <usb_isr+0x570>)
e18: 880e ldrh r6, [r1, #0]
e1a: 1e34 subs r4, r6, #0
e1c: 2c40 cmp r4, #64 ; 0x40
e1e: d900 bls.n e22 <usb_isr+0x3ea>
e20: 2440 movs r4, #64 ; 0x40
if (size > EP0_SIZE) size = EP0_SIZE;
endpoint0_transmit(data, size);
e22: 1c28 adds r0, r5, #0
e24: 1c21 adds r1, r4, #0
e26: f7ff fd45 bl 8b4 <endpoint0_transmit>
data += size;
ep0_tx_len -= size;
e2a: 1b36 subs r6, r6, r4
e2c: 4a5e ldr r2, [pc, #376] ; (fa8 <usb_isr+0x570>)
e2e: b2b6 uxth r6, r6
e30: 8016 strh r6, [r2, #0]
ep0_tx_ptr = (ep0_tx_len > 0 || size == EP0_SIZE) ? data : NULL;
e32: 2e00 cmp r6, #0
e34: d101 bne.n e3a <usb_isr+0x402>
e36: 2c40 cmp r4, #64 ; 0x40
e38: d100 bne.n e3c <usb_isr+0x404>
data = ep0_tx_ptr;
if (data) {
size = ep0_tx_len;
if (size > EP0_SIZE) size = EP0_SIZE;
endpoint0_transmit(data, size);
data += size;
e3a: 192e adds r6, r5, r4
ep0_tx_len -= size;
ep0_tx_ptr = (ep0_tx_len > 0 || size == EP0_SIZE) ? data : NULL;
e3c: 603e str r6, [r7, #0]
}
if (setup.bRequest == 5 && setup.bmRequestType == 0) {
e3e: 4b5c ldr r3, [pc, #368] ; (fb0 <usb_isr+0x578>)
e40: 22a0 movs r2, #160 ; 0xa0
e42: 8819 ldrh r1, [r3, #0]
e44: 00d2 lsls r2, r2, #3
e46: 4291 cmp r1, r2
e48: d104 bne.n e54 <usb_isr+0x41c>
setup.bRequest = 0;
e4a: 2200 movs r2, #0
e4c: 705a strb r2, [r3, #1]
//serial_print("set address: ");
//serial_phex16(setup.wValue);
//serial_print("\n");
USB0_ADDR = setup.wValue;
e4e: 789a ldrb r2, [r3, #2]
e50: 4b5c ldr r3, [pc, #368] ; (fc4 <usb_isr+0x58c>)
e52: 701a strb r2, [r3, #0]
//default:
//serial_print("PID=unknown:");
//serial_phex(pid);
//serial_print("\n");
}
USB0_CTL = USB_CTL_USBENSOFEN; // clear TXSUSPENDTOKENBUSY bit
e54: 2201 movs r2, #1
e56: 4b55 ldr r3, [pc, #340] ; (fac <usb_isr+0x574>)
e58: e061 b.n f1e <usb_isr+0x4e6>
//serial_print(stat & 0x04 ? ",odd\n" : ",even\n");
endpoint = stat >> 4;
if (endpoint == 0) {
usb_control(stat);
} else {
bdt_t *b = stat2bufferdescriptor(stat);
e5a: 00d2 lsls r2, r2, #3
e5c: 18a4 adds r4, r4, r2
usb_packet_t *packet = (usb_packet_t *)((uint8_t *)(b->addr) - 8);
e5e: 6860 ldr r0, [r4, #4]
serial_print(((uint32_t)b & 8) ? ", odd" : ", even");
serial_print(", count:");
serial_phex(b->desc >> 16);
serial_print("\n");
#endif
endpoint--; // endpoint is index to zero-based arrays
e60: 3e01 subs r6, #1
endpoint = stat >> 4;
if (endpoint == 0) {
usb_control(stat);
} else {
bdt_t *b = stat2bufferdescriptor(stat);
usb_packet_t *packet = (usb_packet_t *)((uint8_t *)(b->addr) - 8);
e62: 3808 subs r0, #8
serial_print(((uint32_t)b & 8) ? ", odd" : ", even");
serial_print(", count:");
serial_phex(b->desc >> 16);
serial_print("\n");
#endif
endpoint--; // endpoint is index to zero-based arrays
e64: b2f6 uxtb r6, r6
b->addr = &usb_audio_sync_feedback;
b->desc = (3 << 16) | BDT_OWN;
tx_state[endpoint] ^= 1;
} else
#endif
if (stat & 0x08) { // transmit
e66: 402b ands r3, r5
e68: d036 beq.n ed8 <usb_isr+0x4a0>
usb_free(packet);
e6a: f000 f941 bl 10f0 <usb_free>
packet = tx_first[endpoint];
e6e: 4956 ldr r1, [pc, #344] ; (fc8 <usb_isr+0x590>)
e70: 00b0 lsls r0, r6, #2
e72: 5842 ldr r2, [r0, r1]
e74: 4b55 ldr r3, [pc, #340] ; (fcc <usb_isr+0x594>)
if (packet) {
e76: 2a00 cmp r2, #0
e78: d01b beq.n eb2 <usb_isr+0x47a>
//serial_print("tx packet\n");
tx_first[endpoint] = packet->next;
e7a: 6855 ldr r5, [r2, #4]
e7c: 5045 str r5, [r0, r1]
b->addr = packet->buf;
e7e: 1c11 adds r1, r2, #0
switch (tx_state[endpoint]) {
e80: 5d98 ldrb r0, [r3, r6]
usb_free(packet);
packet = tx_first[endpoint];
if (packet) {
//serial_print("tx packet\n");
tx_first[endpoint] = packet->next;
b->addr = packet->buf;
e82: 3108 adds r1, #8
e84: 6061 str r1, [r4, #4]
switch (tx_state[endpoint]) {
e86: 2803 cmp r0, #3
e88: d80b bhi.n ea2 <usb_isr+0x46a>
e8a: f001 fe41 bl 2b10 <__gnu_thumb1_case_uqi>
e8e: 0402 .short 0x0402
e90: 0806 .short 0x0806
case TX_STATE_BOTH_FREE_EVEN_FIRST:
tx_state[endpoint] = TX_STATE_ODD_FREE;
e92: 2103 movs r1, #3
e94: e004 b.n ea0 <usb_isr+0x468>
break;
case TX_STATE_BOTH_FREE_ODD_FIRST:
tx_state[endpoint] = TX_STATE_EVEN_FREE;
e96: 2102 movs r1, #2
e98: e002 b.n ea0 <usb_isr+0x468>
break;
case TX_STATE_EVEN_FREE:
tx_state[endpoint] = TX_STATE_NONE_FREE_ODD_FIRST;
e9a: 2105 movs r1, #5
e9c: e000 b.n ea0 <usb_isr+0x468>
break;
case TX_STATE_ODD_FREE:
tx_state[endpoint] = TX_STATE_NONE_FREE_EVEN_FIRST;
e9e: 2104 movs r1, #4
ea0: 5599 strb r1, [r3, r6]
break;
default:
break;
}
b->desc = BDT_DESC(packet->len,
ea2: 2388 movs r3, #136 ; 0x88
ea4: 0727 lsls r7, r4, #28
ea6: d500 bpl.n eaa <usb_isr+0x472>
ea8: 23c8 movs r3, #200 ; 0xc8
eaa: 8812 ldrh r2, [r2, #0]
eac: 0412 lsls r2, r2, #16
eae: 4313 orrs r3, r2
eb0: e03c b.n f2c <usb_isr+0x4f4>
((uint32_t)b & 8) ? DATA1 : DATA0);
} else {
//serial_print("tx no packet\n");
switch (tx_state[endpoint]) {
eb2: 5d98 ldrb r0, [r3, r6]
eb4: 2803 cmp r0, #3
eb6: d808 bhi.n eca <usb_isr+0x492>
eb8: f001 fe2a bl 2b10 <__gnu_thumb1_case_uqi>
ebc: 04023939 .word 0x04023939
case TX_STATE_BOTH_FREE_EVEN_FIRST:
case TX_STATE_BOTH_FREE_ODD_FIRST:
break;
case TX_STATE_EVEN_FREE:
tx_state[endpoint] = TX_STATE_BOTH_FREE_EVEN_FIRST;
ec0: 2200 movs r2, #0
ec2: e000 b.n ec6 <usb_isr+0x48e>
break;
case TX_STATE_ODD_FREE:
tx_state[endpoint] = TX_STATE_BOTH_FREE_ODD_FIRST;
ec4: 2201 movs r2, #1
ec6: 559a strb r2, [r3, r6]
break;
ec8: e031 b.n f2e <usb_isr+0x4f6>
default:
tx_state[endpoint] = ((uint32_t)b & 8) ?
eca: 402c ands r4, r5
ecc: 4262 negs r2, r4
ece: 4162 adcs r2, r4
ed0: 2403 movs r4, #3
ed2: 1aa4 subs r4, r4, r2
ed4: 559c strb r4, [r3, r6]
TX_STATE_ODD_FREE : TX_STATE_EVEN_FREE;
break;
ed6: e02a b.n f2e <usb_isr+0x4f6>
}
}
} else { // receive
packet->len = b->desc >> 16;
ed8: 8862 ldrh r2, [r4, #2]
eda: 8002 strh r2, [r0, #0]
if (packet->len > 0) {
edc: 2a00 cmp r2, #0
ede: d020 beq.n f22 <usb_isr+0x4ea>
packet->index = 0;
packet->next = NULL;
if (rx_first[endpoint] == NULL) {
ee0: 4d3b ldr r5, [pc, #236] ; (fd0 <usb_isr+0x598>)
}
}
} else { // receive
packet->len = b->desc >> 16;
if (packet->len > 0) {
packet->index = 0;
ee2: 8043 strh r3, [r0, #2]
packet->next = NULL;
ee4: 6043 str r3, [r0, #4]
if (rx_first[endpoint] == NULL) {
ee6: 00b3 lsls r3, r6, #2
ee8: 595f ldr r7, [r3, r5]
eea: 493a ldr r1, [pc, #232] ; (fd4 <usb_isr+0x59c>)
eec: 2f00 cmp r7, #0
eee: d101 bne.n ef4 <usb_isr+0x4bc>
//serial_print("rx 1st, epidx=");
//serial_phex(endpoint);
//serial_print(", packet=");
//serial_phex32((uint32_t)packet);
//serial_print("\n");
rx_first[endpoint] = packet;
ef0: 5158 str r0, [r3, r5]
ef2: e001 b.n ef8 <usb_isr+0x4c0>
//serial_print("rx Nth, epidx=");
//serial_phex(endpoint);
//serial_print(", packet=");
//serial_phex32((uint32_t)packet);
//serial_print("\n");
rx_last[endpoint]->next = packet;
ef4: 58cd ldr r5, [r1, r3]
ef6: 6068 str r0, [r5, #4]
}
rx_last[endpoint] = packet;
ef8: 50c8 str r0, [r1, r3]
usb_rx_byte_count_data[endpoint] += packet->len;
efa: 4b37 ldr r3, [pc, #220] ; (fd8 <usb_isr+0x5a0>)
efc: 0076 lsls r6, r6, #1
efe: 5af1 ldrh r1, [r6, r3]
f00: 1852 adds r2, r2, r1
f02: 52f2 strh r2, [r6, r3]
// TODO: implement a per-endpoint maximum # of allocated
// packets, so a flood of incoming data on 1 endpoint
// doesn't starve the others if the user isn't reading
// it regularly
packet = usb_malloc();
f04: f000 f8d6 bl 10b4 <usb_malloc>
if (packet) {
f08: 2800 cmp r0, #0
f0a: d004 beq.n f16 <usb_isr+0x4de>
b->addr = packet->buf;
f0c: 3008 adds r0, #8
f0e: 6060 str r0, [r4, #4]
b->desc = BDT_DESC(64,
f10: 0721 lsls r1, r4, #28
f12: d50a bpl.n f2a <usb_isr+0x4f2>
f14: e007 b.n f26 <usb_isr+0x4ee>
((uint32_t)b & 8) ? DATA1 : DATA0);
} else {
//serial_print("starving ");
//serial_phex(endpoint + 1);
b->desc = 0;
usb_rx_memory_needed++;
f16: 4b31 ldr r3, [pc, #196] ; (fdc <usb_isr+0x5a4>)
b->desc = BDT_DESC(64,
((uint32_t)b & 8) ? DATA1 : DATA0);
} else {
//serial_print("starving ");
//serial_phex(endpoint + 1);
b->desc = 0;
f18: 6020 str r0, [r4, #0]
usb_rx_memory_needed++;
f1a: 781a ldrb r2, [r3, #0]
f1c: 3201 adds r2, #1
f1e: 701a strb r2, [r3, #0]
f20: e005 b.n f2e <usb_isr+0x4f6>
}
} else {
b->desc = BDT_DESC(64, ((uint32_t)b & 8) ? DATA1 : DATA0);
f22: 422c tst r4, r5
f24: d001 beq.n f2a <usb_isr+0x4f2>
f26: 4b26 ldr r3, [pc, #152] ; (fc0 <usb_isr+0x588>)
f28: e000 b.n f2c <usb_isr+0x4f4>
f2a: 4b2d ldr r3, [pc, #180] ; (fe0 <usb_isr+0x5a8>)
f2c: 6023 str r3, [r4, #0]
}
}
}
USB0_ISTAT = USB_ISTAT_TOKDNE;
f2e: 4a2d ldr r2, [pc, #180] ; (fe4 <usb_isr+0x5ac>)
f30: 2308 movs r3, #8
f32: 7013 strb r3, [r2, #0]
goto restart;
f34: e581 b.n a3a <usb_isr+0x2>
}
if (status & USB_ISTAT_USBRST /* 01 */ ) {
f36: 2001 movs r0, #1
f38: 4204 tst r4, r0
f3a: d01e beq.n f7a <usb_isr+0x542>
//serial_print("reset\n");
// initialize BDT toggle bits
USB0_CTL = USB_CTL_ODDRST;
f3c: 491b ldr r1, [pc, #108] ; (fac <usb_isr+0x574>)
f3e: 2302 movs r3, #2
f40: 700b strb r3, [r1, #0]
ep0_tx_bdt_bank = 0;
f42: 4b29 ldr r3, [pc, #164] ; (fe8 <usb_isr+0x5b0>)
// set up buffers to receive Setup and OUT packets
table[index(0, RX, EVEN)].desc = BDT_DESC(EP0_SIZE, 0);
f44: 4c26 ldr r4, [pc, #152] ; (fe0 <usb_isr+0x5a8>)
if (status & USB_ISTAT_USBRST /* 01 */ ) {
//serial_print("reset\n");
// initialize BDT toggle bits
USB0_CTL = USB_CTL_ODDRST;
ep0_tx_bdt_bank = 0;
f46: 701a strb r2, [r3, #0]
// set up buffers to receive Setup and OUT packets
table[index(0, RX, EVEN)].desc = BDT_DESC(EP0_SIZE, 0);
f48: 4b28 ldr r3, [pc, #160] ; (fec <usb_isr+0x5b4>)
table[index(0, RX, EVEN)].addr = ep0_rx0_buf;
f4a: 4d29 ldr r5, [pc, #164] ; (ff0 <usb_isr+0x5b8>)
// initialize BDT toggle bits
USB0_CTL = USB_CTL_ODDRST;
ep0_tx_bdt_bank = 0;
// set up buffers to receive Setup and OUT packets
table[index(0, RX, EVEN)].desc = BDT_DESC(EP0_SIZE, 0);
f4c: 601c str r4, [r3, #0]
table[index(0, RX, EVEN)].addr = ep0_rx0_buf;
table[index(0, RX, ODD)].desc = BDT_DESC(EP0_SIZE, 0);
f4e: 609c str r4, [r3, #8]
table[index(0, RX, ODD)].addr = ep0_rx1_buf;
f50: 4c28 ldr r4, [pc, #160] ; (ff4 <usb_isr+0x5bc>)
table[index(0, TX, EVEN)].desc = 0;
f52: 611a str r2, [r3, #16]
// set up buffers to receive Setup and OUT packets
table[index(0, RX, EVEN)].desc = BDT_DESC(EP0_SIZE, 0);
table[index(0, RX, EVEN)].addr = ep0_rx0_buf;
table[index(0, RX, ODD)].desc = BDT_DESC(EP0_SIZE, 0);
table[index(0, RX, ODD)].addr = ep0_rx1_buf;
f54: 60dc str r4, [r3, #12]
table[index(0, TX, EVEN)].desc = 0;
table[index(0, TX, ODD)].desc = 0;
f56: 619a str r2, [r3, #24]
USB0_CTL = USB_CTL_ODDRST;
ep0_tx_bdt_bank = 0;
// set up buffers to receive Setup and OUT packets
table[index(0, RX, EVEN)].desc = BDT_DESC(EP0_SIZE, 0);
table[index(0, RX, EVEN)].addr = ep0_rx0_buf;
f58: 605d str r5, [r3, #4]
table[index(0, RX, ODD)].addr = ep0_rx1_buf;
table[index(0, TX, EVEN)].desc = 0;
table[index(0, TX, ODD)].desc = 0;
// activate endpoint 0
USB0_ENDPT0 = USB_ENDPT_EPRXEN | USB_ENDPT_EPTXEN | USB_ENDPT_EPHSHK;
f5a: 4b27 ldr r3, [pc, #156] ; (ff8 <usb_isr+0x5c0>)
f5c: 240d movs r4, #13
f5e: 701c strb r4, [r3, #0]
// clear all ending interrupts
USB0_ERRSTAT = 0xFF;
f60: 4c26 ldr r4, [pc, #152] ; (ffc <usb_isr+0x5c4>)
f62: 23ff movs r3, #255 ; 0xff
f64: 7023 strb r3, [r4, #0]
USB0_ISTAT = 0xFF;
// set the address to zero during enumeration
USB0_ADDR = 0;
f66: 4c17 ldr r4, [pc, #92] ; (fc4 <usb_isr+0x58c>)
// activate endpoint 0
USB0_ENDPT0 = USB_ENDPT_EPRXEN | USB_ENDPT_EPTXEN | USB_ENDPT_EPHSHK;
// clear all ending interrupts
USB0_ERRSTAT = 0xFF;
USB0_ISTAT = 0xFF;
f68: 7033 strb r3, [r6, #0]
// set the address to zero during enumeration
USB0_ADDR = 0;
f6a: 7022 strb r2, [r4, #0]
// enable other interrupts
USB0_ERREN = 0xFF;
f6c: 4a24 ldr r2, [pc, #144] ; (1000 <usb_isr+0x5c8>)
f6e: 7013 strb r3, [r2, #0]
USB0_INTEN = USB_INTEN_TOKDNEEN |
f70: 4b24 ldr r3, [pc, #144] ; (1004 <usb_isr+0x5cc>)
f72: 229f movs r2, #159 ; 0x9f
f74: 701a strb r2, [r3, #0]
USB_INTEN_ERROREN |
USB_INTEN_USBRSTEN |
USB_INTEN_SLEEPEN;
// is this necessary?
USB0_CTL = USB_CTL_USBENSOFEN;
f76: 7008 strb r0, [r1, #0]
return;
f78: e013 b.n fa2 <usb_isr+0x56a>
}
if ((status & USB_ISTAT_STALL /* 80 */ )) {
f7a: b263 sxtb r3, r4
f7c: 2b00 cmp r3, #0
f7e: da04 bge.n f8a <usb_isr+0x552>
//serial_print("stall:\n");
USB0_ENDPT0 = USB_ENDPT_EPRXEN | USB_ENDPT_EPTXEN | USB_ENDPT_EPHSHK;
f80: 4b1d ldr r3, [pc, #116] ; (ff8 <usb_isr+0x5c0>)
f82: 220d movs r2, #13
f84: 701a strb r2, [r3, #0]
USB0_ISTAT = USB_ISTAT_STALL;
f86: 2380 movs r3, #128 ; 0x80
f88: 7033 strb r3, [r6, #0]
}
if ((status & USB_ISTAT_ERROR /* 02 */ )) {
f8a: 2302 movs r3, #2
f8c: 421c tst r4, r3
f8e: d004 beq.n f9a <usb_isr+0x562>
uint8_t err = USB0_ERRSTAT;
f90: 4a1a ldr r2, [pc, #104] ; (ffc <usb_isr+0x5c4>)
f92: 7811 ldrb r1, [r2, #0]
f94: b2c9 uxtb r1, r1
USB0_ERRSTAT = err;
f96: 7011 strb r1, [r2, #0]
//serial_print("err:");
//serial_phex(err);
//serial_print("\n");
USB0_ISTAT = USB_ISTAT_ERROR;
f98: 7033 strb r3, [r6, #0]
}
if ((status & USB_ISTAT_SLEEP /* 10 */ )) {
f9a: 2310 movs r3, #16
f9c: 421c tst r4, r3
f9e: d000 beq.n fa2 <usb_isr+0x56a>
//serial_print("sleep\n");
USB0_ISTAT = USB_ISTAT_SLEEP;
fa0: 7033 strb r3, [r6, #0]
}
}
fa2: bdf7 pop {r0, r1, r2, r4, r5, r6, r7, pc}
fa4: 1ffffe68 .word 0x1ffffe68
fa8: 1fffff3c .word 0x1fffff3c
fac: 40072094 .word 0x40072094
fb0: 1fffff34 .word 0x1fffff34
fb4: 00002021 .word 0x00002021
fb8: 20000134 .word 0x20000134
fbc: 1ffffed1 .word 0x1ffffed1
fc0: 004000c8 .word 0x004000c8
fc4: 40072098 .word 0x40072098
fc8: 1fffff14 .word 0x1fffff14
fcc: 1ffffe7c .word 0x1ffffe7c
fd0: 1ffffec0 .word 0x1ffffec0
fd4: 1ffffe6c .word 0x1ffffe6c
fd8: 2000012c .word 0x2000012c
fdc: 1fffff3e .word 0x1fffff3e
fe0: 00400088 .word 0x00400088
fe4: 40072080 .word 0x40072080
fe8: 1ffffed0 .word 0x1ffffed0
fec: 1ffff800 .word 0x1ffff800
ff0: 1ffffe80 .word 0x1ffffe80
ff4: 1ffffed4 .word 0x1ffffed4
ff8: 400720c0 .word 0x400720c0
ffc: 40072088 .word 0x40072088
1000: 4007208c .word 0x4007208c
1004: 40072084 .word 0x40072084
00001008 <usb_init>:
void usb_init(void)
{
1008: b510 push {r4, lr}
int i;
//serial_begin(BAUD2DIV(115200));
//serial_print("usb_init\n");
usb_init_serialnumber();
100a: f001 fb67 bl 26dc <usb_init_serialnumber>
100e: 2200 movs r2, #0
for (i=0; i <= NUM_ENDPOINTS*4; i++) {
table[i].desc = 0;
1010: 4b1a ldr r3, [pc, #104] ; (107c <usb_init+0x74>)
1012: 2100 movs r1, #0
1014: 50d1 str r1, [r2, r3]
1016: 1898 adds r0, r3, r2
1018: 3208 adds r2, #8
table[i].addr = 0;
101a: 6041 str r1, [r0, #4]
//serial_begin(BAUD2DIV(115200));
//serial_print("usb_init\n");
usb_init_serialnumber();
for (i=0; i <= NUM_ENDPOINTS*4; i++) {
101c: 2a88 cmp r2, #136 ; 0x88
101e: d1f7 bne.n 1010 <usb_init+0x8>
// this basically follows the flowchart in the Kinetis
// Quick Reference User Guide, Rev. 1, 03/2012, page 141
// assume 48 MHz clock already running
// SIM - enable clock
SIM_SCGC4 |= SIM_SCGC4_USBOTG;
1020: 4a17 ldr r2, [pc, #92] ; (1080 <usb_init+0x78>)
1022: 2080 movs r0, #128 ; 0x80
1024: 6814 ldr r4, [r2, #0]
1026: 02c0 lsls r0, r0, #11
1028: 4320 orrs r0, r4
102a: 6010 str r0, [r2, #0]
// reset USB module
//USB0_USBTRC0 = USB_USBTRC_USBRESET;
//while ((USB0_USBTRC0 & USB_USBTRC_USBRESET) != 0) ; // wait for reset to end
// set desc table base addr
USB0_BDTPAGE1 = ((uint32_t)table) >> 8;
102c: 0a18 lsrs r0, r3, #8
102e: 4a15 ldr r2, [pc, #84] ; (1084 <usb_init+0x7c>)
1030: b2c0 uxtb r0, r0
1032: 7010 strb r0, [r2, #0]
USB0_BDTPAGE2 = ((uint32_t)table) >> 16;
1034: 0c18 lsrs r0, r3, #16
1036: 4a14 ldr r2, [pc, #80] ; (1088 <usb_init+0x80>)
1038: b2c0 uxtb r0, r0
103a: 7010 strb r0, [r2, #0]
USB0_BDTPAGE3 = ((uint32_t)table) >> 24;
103c: 4a13 ldr r2, [pc, #76] ; (108c <usb_init+0x84>)
103e: 0e1b lsrs r3, r3, #24
1040: 7013 strb r3, [r2, #0]
// clear all ISR flags
USB0_ISTAT = 0xFF;
1042: 4a13 ldr r2, [pc, #76] ; (1090 <usb_init+0x88>)
1044: 23ff movs r3, #255 ; 0xff
1046: 7013 strb r3, [r2, #0]
USB0_ERRSTAT = 0xFF;
1048: 4a12 ldr r2, [pc, #72] ; (1094 <usb_init+0x8c>)
USB0_OTGISTAT = 0xFF;
//USB0_USBTRC0 |= 0x40; // undocumented bit
// enable USB
USB0_CTL = USB_CTL_USBENSOFEN;
104a: 4813 ldr r0, [pc, #76] ; (1098 <usb_init+0x90>)
USB0_BDTPAGE2 = ((uint32_t)table) >> 16;
USB0_BDTPAGE3 = ((uint32_t)table) >> 24;
// clear all ISR flags
USB0_ISTAT = 0xFF;
USB0_ERRSTAT = 0xFF;
104c: 7013 strb r3, [r2, #0]
USB0_OTGISTAT = 0xFF;
104e: 4a13 ldr r2, [pc, #76] ; (109c <usb_init+0x94>)
1050: 7013 strb r3, [r2, #0]
//USB0_USBTRC0 |= 0x40; // undocumented bit
// enable USB
USB0_CTL = USB_CTL_USBENSOFEN;
1052: 2201 movs r2, #1
1054: 7002 strb r2, [r0, #0]
USB0_USBCTRL = 0;
1056: 4812 ldr r0, [pc, #72] ; (10a0 <usb_init+0x98>)
1058: 7001 strb r1, [r0, #0]
// enable reset interrupt
USB0_INTEN = USB_INTEN_USBRSTEN;
105a: 4912 ldr r1, [pc, #72] ; (10a4 <usb_init+0x9c>)
105c: 700a strb r2, [r1, #0]
// enable interrupt in NVIC...
NVIC_SET_PRIORITY(IRQ_USBOTG, 112);
105e: 4a12 ldr r2, [pc, #72] ; (10a8 <usb_init+0xa0>)
1060: 6811 ldr r1, [r2, #0]
1062: 4399 bics r1, r3
1064: 1c0b adds r3, r1, #0
1066: 2170 movs r1, #112 ; 0x70
1068: 430b orrs r3, r1
106a: 6013 str r3, [r2, #0]
NVIC_ENABLE_IRQ(IRQ_USBOTG);
106c: 4b0f ldr r3, [pc, #60] ; (10ac <usb_init+0xa4>)
106e: 2280 movs r2, #128 ; 0x80
1070: 0452 lsls r2, r2, #17
1072: 601a str r2, [r3, #0]
// enable d+ pullup
USB0_CONTROL = USB_CONTROL_DPPULLUPNONOTG;
1074: 4b0e ldr r3, [pc, #56] ; (10b0 <usb_init+0xa8>)
1076: 2210 movs r2, #16
1078: 701a strb r2, [r3, #0]
}
107a: bd10 pop {r4, pc}
107c: 1ffff800 .word 0x1ffff800
1080: 40048034 .word 0x40048034
1084: 4007209c .word 0x4007209c
1088: 400720b0 .word 0x400720b0
108c: 400720b4 .word 0x400720b4
1090: 40072080 .word 0x40072080
1094: 40072088 .word 0x40072088
1098: 40072094 .word 0x40072094
109c: 40072010 .word 0x40072010
10a0: 40072100 .word 0x40072100
10a4: 40072084 .word 0x40072084
10a8: e000e418 .word 0xe000e418
10ac: e000e100 .word 0xe000e100
10b0: 40072108 .word 0x40072108
000010b4 <usb_malloc>:
// http://www.archivum.info/gnu.gcc.help/2006-08/00148/Re-GCC-Inline-Assembly.html
// http://gcc.gnu.org/ml/gcc/2012-06/msg00015.html
// __builtin_clz()
usb_packet_t * usb_malloc(void)
{
10b4: b538 push {r3, r4, r5, lr}
unsigned int n, avail;
uint8_t *p;
__disable_irq();
10b6: b672 cpsid i
avail = usb_buffer_available;
10b8: 4c0b ldr r4, [pc, #44] ; (10e8 <usb_malloc+0x34>)
10ba: 6825 ldr r5, [r4, #0]
n = __builtin_clz(avail); // clz = count leading zeros
10bc: 1c28 adds r0, r5, #0
10be: f001 fdeb bl 2c98 <__clzsi2>
if (n >= NUM_USB_BUFFERS) {
10c2: 280b cmp r0, #11
10c4: d902 bls.n 10cc <usb_malloc+0x18>
__enable_irq();
10c6: b662 cpsie i
return NULL;
10c8: 2000 movs r0, #0
10ca: e00c b.n 10e6 <usb_malloc+0x32>
}
//serial_print("malloc:");
//serial_phex(n);
//serial_print("\n");
usb_buffer_available = avail & ~(0x80000000 >> n);
10cc: 2380 movs r3, #128 ; 0x80
10ce: 061b lsls r3, r3, #24
10d0: 40c3 lsrs r3, r0
10d2: 439d bics r5, r3
10d4: 6025 str r5, [r4, #0]
__enable_irq();
10d6: b662 cpsie i
p = usb_buffer_memory + (n * sizeof(usb_packet_t));
10d8: 2348 movs r3, #72 ; 0x48
10da: 4358 muls r0, r3
10dc: 4b03 ldr r3, [pc, #12] ; (10ec <usb_malloc+0x38>)
10de: 1818 adds r0, r3, r0
//serial_print("malloc:");
//serial_phex32((int)p);
//serial_print("\n");
*(uint32_t *)p = 0;
10e0: 2300 movs r3, #0
10e2: 6003 str r3, [r0, #0]
*(uint32_t *)(p + 4) = 0;
10e4: 6043 str r3, [r0, #4]
return (usb_packet_t *)p;
}
10e6: bd38 pop {r3, r4, r5, pc}
10e8: 1ffffd60 .word 0x1ffffd60
10ec: 1ffffa00 .word 0x1ffffa00
000010f0 <usb_free>:
// for the receive endpoints to request memory
extern uint8_t usb_rx_memory_needed;
extern void usb_rx_memory(usb_packet_t *packet);
void usb_free(usb_packet_t *p)
{
10f0: b510 push {r4, lr}
10f2: 1c04 adds r4, r0, #0
unsigned int n, mask;
//serial_print("free:");
n = ((uint8_t *)p - usb_buffer_memory) / sizeof(usb_packet_t);
10f4: 480e ldr r0, [pc, #56] ; (1130 <usb_free+0x40>)
10f6: 2148 movs r1, #72 ; 0x48
10f8: 1a20 subs r0, r4, r0
10fa: f001 fd1d bl 2b38 <__aeabi_uidiv>
if (n >= NUM_USB_BUFFERS) return;
10fe: 280b cmp r0, #11
1100: d815 bhi.n 112e <usb_free+0x3e>
//serial_phex(n);
//serial_print("\n");
// if any endpoints are starving for memory to receive
// packets, give this memory to them immediately!
if (usb_rx_memory_needed && usb_configuration) {
1102: 4b0c ldr r3, [pc, #48] ; (1134 <usb_free+0x44>)
1104: 781b ldrb r3, [r3, #0]
1106: 2b00 cmp r3, #0
1108: d007 beq.n 111a <usb_free+0x2a>
110a: 4b0b ldr r3, [pc, #44] ; (1138 <usb_free+0x48>)
110c: 781b ldrb r3, [r3, #0]
110e: 2b00 cmp r3, #0
1110: d003 beq.n 111a <usb_free+0x2a>
//serial_print("give to rx:");
//serial_phex32((int)p);
//serial_print("\n");
usb_rx_memory(p);
1112: 1c20 adds r0, r4, #0
1114: f7ff fc18 bl 948 <usb_rx_memory>
return;
1118: e009 b.n 112e <usb_free+0x3e>
}
mask = (0x80000000 >> n);
__disable_irq();
111a: b672 cpsid i
//serial_print("\n");
usb_rx_memory(p);
return;
}
mask = (0x80000000 >> n);
111c: 2280 movs r2, #128 ; 0x80
__disable_irq();
usb_buffer_available |= mask;
111e: 4b07 ldr r3, [pc, #28] ; (113c <usb_free+0x4c>)
//serial_print("\n");
usb_rx_memory(p);
return;
}
mask = (0x80000000 >> n);
1120: 0612 lsls r2, r2, #24
1122: 40c2 lsrs r2, r0
1124: 1c10 adds r0, r2, #0
__disable_irq();
usb_buffer_available |= mask;
1126: 681a ldr r2, [r3, #0]
1128: 4310 orrs r0, r2
112a: 6018 str r0, [r3, #0]
__enable_irq();
112c: b662 cpsie i
//serial_print("free:");
//serial_phex32((int)p);
//serial_print("\n");
}
112e: bd10 pop {r4, pc}
1130: 1ffffa00 .word 0x1ffffa00
1134: 1fffff3e .word 0x1fffff3e
1138: 1fffff47 .word 0x1fffff47
113c: 1ffffd60 .word 0x1ffffd60
00001140 <usb_serial_getchar>:
#define TRANSMIT_FLUSH_TIMEOUT 5 /* in milliseconds */
// get the next character, or -1 if nothing received
int usb_serial_getchar(void)
{
1140: b538 push {r3, r4, r5, lr}
unsigned int i;
int c;
if (!rx_packet) {
1142: 4c11 ldr r4, [pc, #68] ; (1188 <usb_serial_getchar+0x48>)
1144: 6823 ldr r3, [r4, #0]
1146: 2b00 cmp r3, #0
1148: d00c beq.n 1164 <usb_serial_getchar+0x24>
if (!usb_configuration) return -1;
rx_packet = usb_rx(CDC_RX_ENDPOINT);
if (!rx_packet) return -1;
}
i = rx_packet->index;
114a: 6820 ldr r0, [r4, #0]
114c: 8842 ldrh r2, [r0, #2]
c = rx_packet->buf[i++];
114e: 1c53 adds r3, r2, #1
1150: 1882 adds r2, r0, r2
1152: 7a15 ldrb r5, [r2, #8]
if (i >= rx_packet->len) {
1154: 8802 ldrh r2, [r0, #0]
1156: 4293 cmp r3, r2
1158: d312 bcc.n 1180 <usb_serial_getchar+0x40>
usb_free(rx_packet);
115a: f7ff ffc9 bl 10f0 <usb_free>
rx_packet = NULL;
115e: 2300 movs r3, #0
1160: 6023 str r3, [r4, #0]
1162: e00e b.n 1182 <usb_serial_getchar+0x42>
{
unsigned int i;
int c;
if (!rx_packet) {
if (!usb_configuration) return -1;
1164: 4b09 ldr r3, [pc, #36] ; (118c <usb_serial_getchar+0x4c>)
1166: 781b ldrb r3, [r3, #0]
1168: 2b00 cmp r3, #0
116a: d102 bne.n 1172 <usb_serial_getchar+0x32>
116c: 2001 movs r0, #1
116e: 4240 negs r0, r0
1170: e008 b.n 1184 <usb_serial_getchar+0x44>
rx_packet = usb_rx(CDC_RX_ENDPOINT);
1172: 2003 movs r0, #3
1174: f7ff fbbc bl 8f0 <usb_rx>
1178: 6020 str r0, [r4, #0]
if (!rx_packet) return -1;
117a: 2800 cmp r0, #0
117c: d1e5 bne.n 114a <usb_serial_getchar+0xa>
117e: e7f5 b.n 116c <usb_serial_getchar+0x2c>
c = rx_packet->buf[i++];
if (i >= rx_packet->len) {
usb_free(rx_packet);
rx_packet = NULL;
} else {
rx_packet->index = i;
1180: 8043 strh r3, [r0, #2]
}
return c;
1182: 1c28 adds r0, r5, #0
}
1184: bd38 pop {r3, r4, r5, pc}
1186: 46c0 nop ; (mov r8, r8)
1188: 1fffff54 .word 0x1fffff54
118c: 1fffff47 .word 0x1fffff47
00001190 <usb_serial_peekchar>:
// peek at the next character, or -1 if nothing received
int usb_serial_peekchar(void)
{
1190: b510 push {r4, lr}
if (!rx_packet) {
1192: 4c0d ldr r4, [pc, #52] ; (11c8 <usb_serial_peekchar+0x38>)
1194: 6823 ldr r3, [r4, #0]
1196: 2b00 cmp r3, #0
1198: d003 beq.n 11a2 <usb_serial_peekchar+0x12>
if (!usb_configuration) return -1;
rx_packet = usb_rx(CDC_RX_ENDPOINT);
if (!rx_packet) return -1;
}
if (!rx_packet) return -1;
119a: 6823 ldr r3, [r4, #0]
119c: 2b00 cmp r3, #0
119e: d10e bne.n 11be <usb_serial_peekchar+0x2e>
11a0: e003 b.n 11aa <usb_serial_peekchar+0x1a>
// peek at the next character, or -1 if nothing received
int usb_serial_peekchar(void)
{
if (!rx_packet) {
if (!usb_configuration) return -1;
11a2: 4b0a ldr r3, [pc, #40] ; (11cc <usb_serial_peekchar+0x3c>)
11a4: 781b ldrb r3, [r3, #0]
11a6: 2b00 cmp r3, #0
11a8: d102 bne.n 11b0 <usb_serial_peekchar+0x20>
11aa: 2001 movs r0, #1
11ac: 4240 negs r0, r0
11ae: e009 b.n 11c4 <usb_serial_peekchar+0x34>
rx_packet = usb_rx(CDC_RX_ENDPOINT);
11b0: 2003 movs r0, #3
11b2: f7ff fb9d bl 8f0 <usb_rx>
11b6: 6020 str r0, [r4, #0]
if (!rx_packet) return -1;
11b8: 2800 cmp r0, #0
11ba: d1ee bne.n 119a <usb_serial_peekchar+0xa>
11bc: e7f5 b.n 11aa <usb_serial_peekchar+0x1a>
}
if (!rx_packet) return -1;
return rx_packet->buf[rx_packet->index];
11be: 885a ldrh r2, [r3, #2]
11c0: 189b adds r3, r3, r2
11c2: 7a18 ldrb r0, [r3, #8]
}
11c4: bd10 pop {r4, pc}
11c6: 46c0 nop ; (mov r8, r8)
11c8: 1fffff54 .word 0x1fffff54
11cc: 1fffff47 .word 0x1fffff47
000011d0 <usb_serial_available>:
static inline uint32_t usb_rx_byte_count(uint32_t endpoint) __attribute__((always_inline));
static inline uint32_t usb_rx_byte_count(uint32_t endpoint)
{
endpoint--;
if (endpoint >= NUM_ENDPOINTS) return 0;
return usb_rx_byte_count_data[endpoint];
11d0: 4b05 ldr r3, [pc, #20] ; (11e8 <usb_serial_available+0x18>)
// number of bytes available in the receive buffer
int usb_serial_available(void)
{
int count;
count = usb_rx_byte_count(CDC_RX_ENDPOINT);
11d2: 8898 ldrh r0, [r3, #4]
if (rx_packet) count += rx_packet->len - rx_packet->index;
11d4: 4b05 ldr r3, [pc, #20] ; (11ec <usb_serial_available+0x1c>)
11d6: 681b ldr r3, [r3, #0]
11d8: 2b00 cmp r3, #0
11da: d003 beq.n 11e4 <usb_serial_available+0x14>
11dc: 881a ldrh r2, [r3, #0]
11de: 885b ldrh r3, [r3, #2]
11e0: 1ad3 subs r3, r2, r3
11e2: 18c0 adds r0, r0, r3
return count;
}
11e4: 4770 bx lr
11e6: 46c0 nop ; (mov r8, r8)
11e8: 2000012c .word 0x2000012c
11ec: 1fffff54 .word 0x1fffff54
000011f0 <usb_serial_flush_input>:
return count;
}
// discard any buffered input
void usb_serial_flush_input(void)
{
11f0: b510 push {r4, lr}
usb_packet_t *rx;
if (!usb_configuration) return;
11f2: 4b0a ldr r3, [pc, #40] ; (121c <usb_serial_flush_input+0x2c>)
11f4: 781b ldrb r3, [r3, #0]
11f6: 2b00 cmp r3, #0
11f8: d00f beq.n 121a <usb_serial_flush_input+0x2a>
if (rx_packet) {
11fa: 4c09 ldr r4, [pc, #36] ; (1220 <usb_serial_flush_input+0x30>)
11fc: 6820 ldr r0, [r4, #0]
11fe: 2800 cmp r0, #0
1200: d003 beq.n 120a <usb_serial_flush_input+0x1a>
usb_free(rx_packet);
1202: f7ff ff75 bl 10f0 <usb_free>
rx_packet = NULL;
1206: 2300 movs r3, #0
1208: 6023 str r3, [r4, #0]
}
while (1) {
rx = usb_rx(CDC_RX_ENDPOINT);
120a: 2003 movs r0, #3
120c: f7ff fb70 bl 8f0 <usb_rx>
if (!rx) break;
1210: 2800 cmp r0, #0
1212: d002 beq.n 121a <usb_serial_flush_input+0x2a>
usb_free(rx);
1214: f7ff ff6c bl 10f0 <usb_free>
}
1218: e7f7 b.n 120a <usb_serial_flush_input+0x1a>
}
121a: bd10 pop {r4, pc}
121c: 1fffff47 .word 0x1fffff47
1220: 1fffff54 .word 0x1fffff54
00001224 <usb_serial_write>:
return usb_serial_write(&c, 1);
}
int usb_serial_write(const void *buffer, uint32_t size)
{
1224: b5f7 push {r0, r1, r2, r4, r5, r6, r7, lr}
uint32_t len;
uint32_t wait_count;
const uint8_t *src = (const uint8_t *)buffer;
uint8_t *dest;
tx_noautoflush = 1;
1226: 4d30 ldr r5, [pc, #192] ; (12e8 <usb_serial_write+0xc4>)
1228: 2301 movs r3, #1
return usb_serial_write(&c, 1);
}
int usb_serial_write(const void *buffer, uint32_t size)
{
122a: 1c07 adds r7, r0, #0
122c: 1c0c adds r4, r1, #0
uint32_t len;
uint32_t wait_count;
const uint8_t *src = (const uint8_t *)buffer;
uint8_t *dest;
tx_noautoflush = 1;
122e: 702b strb r3, [r5, #0]
while (size > 0) {
1230: 2c00 cmp r4, #0
1232: d056 beq.n 12e2 <usb_serial_write+0xbe>
if (!tx_packet) {
1234: 4e2d ldr r6, [pc, #180] ; (12ec <usb_serial_write+0xc8>)
1236: 6830 ldr r0, [r6, #0]
1238: 2800 cmp r0, #0
123a: d127 bne.n 128c <usb_serial_write+0x68>
123c: 4a2c ldr r2, [pc, #176] ; (12f0 <usb_serial_write+0xcc>)
123e: 9201 str r2, [sp, #4]
wait_count = 0;
while (1) {
if (!usb_configuration) {
1240: 4b2c ldr r3, [pc, #176] ; (12f4 <usb_serial_write+0xd0>)
1242: 781b ldrb r3, [r3, #0]
1244: b2db uxtb r3, r3
1246: 2b00 cmp r3, #0
1248: d103 bne.n 1252 <usb_serial_write+0x2e>
tx_noautoflush = 0;
124a: 702b strb r3, [r5, #0]
return -1;
124c: 2001 movs r0, #1
124e: 4240 negs r0, r0
1250: e049 b.n 12e6 <usb_serial_write+0xc2>
}
if (usb_tx_packet_count(CDC_TX_ENDPOINT) < TX_PACKET_LIMIT) {
1252: 2004 movs r0, #4
1254: f7ff fb66 bl 924 <usb_tx_packet_count>
1258: 2807 cmp r0, #7
125a: d808 bhi.n 126e <usb_serial_write+0x4a>
tx_noautoflush = 1;
125c: 2301 movs r3, #1
125e: 702b strb r3, [r5, #0]
tx_packet = usb_malloc();
1260: f7ff ff28 bl 10b4 <usb_malloc>
1264: 4b21 ldr r3, [pc, #132] ; (12ec <usb_serial_write+0xc8>)
1266: 6018 str r0, [r3, #0]
if (tx_packet) break;
1268: 2800 cmp r0, #0
126a: d10f bne.n 128c <usb_serial_write+0x68>
tx_noautoflush = 0;
126c: 7028 strb r0, [r5, #0]
126e: 9801 ldr r0, [sp, #4]
1270: 4b21 ldr r3, [pc, #132] ; (12f8 <usb_serial_write+0xd4>)
1272: 3801 subs r0, #1
1274: 9001 str r0, [sp, #4]
}
if (++wait_count > TX_TIMEOUT || transmit_previous_timeout) {
1276: 2800 cmp r0, #0
1278: d002 beq.n 1280 <usb_serial_write+0x5c>
127a: 781a ldrb r2, [r3, #0]
127c: 2a00 cmp r2, #0
127e: d002 beq.n 1286 <usb_serial_write+0x62>
transmit_previous_timeout = 1;
1280: 2201 movs r2, #1
1282: 701a strb r2, [r3, #0]
1284: e7e2 b.n 124c <usb_serial_write+0x28>
return -1;
}
yield();
1286: f000 f90f bl 14a8 <yield>
}
128a: e7d9 b.n 1240 <usb_serial_write+0x1c>
}
transmit_previous_timeout = 0;
128c: 4b1a ldr r3, [pc, #104] ; (12f8 <usb_serial_write+0xd4>)
128e: 2200 movs r2, #0
len = CDC_TX_SIZE - tx_packet->index;
1290: 6831 ldr r1, [r6, #0]
return -1;
}
yield();
}
}
transmit_previous_timeout = 0;
1292: 701a strb r2, [r3, #0]
len = CDC_TX_SIZE - tx_packet->index;
1294: 884b ldrh r3, [r1, #2]
1296: 2040 movs r0, #64 ; 0x40
1298: 1ac0 subs r0, r0, r3
129a: 9400 str r4, [sp, #0]
129c: 4284 cmp r4, r0
129e: d900 bls.n 12a2 <usb_serial_write+0x7e>
12a0: 9000 str r0, [sp, #0]
if (len > size) len = size;
dest = tx_packet->buf + tx_packet->index;
12a2: 1c18 adds r0, r3, #0
tx_packet->index += len;
12a4: 9a00 ldr r2, [sp, #0]
}
}
transmit_previous_timeout = 0;
len = CDC_TX_SIZE - tx_packet->index;
if (len > size) len = size;
dest = tx_packet->buf + tx_packet->index;
12a6: 3008 adds r0, #8
tx_packet->index += len;
12a8: 189b adds r3, r3, r2
}
}
transmit_previous_timeout = 0;
len = CDC_TX_SIZE - tx_packet->index;
if (len > size) len = size;
dest = tx_packet->buf + tx_packet->index;
12aa: 1808 adds r0, r1, r0
tx_packet->index += len;
12ac: 804b strh r3, [r1, #2]
}
}
transmit_previous_timeout = 0;
len = CDC_TX_SIZE - tx_packet->index;
if (len > size) len = size;
dest = tx_packet->buf + tx_packet->index;
12ae: 9001 str r0, [sp, #4]
tx_packet->index += len;
size -= len;
12b0: 1aa4 subs r4, r4, r2
while (len-- > 0) *dest++ = *src++;
12b2: 2300 movs r3, #0
12b4: 9800 ldr r0, [sp, #0]
12b6: 4283 cmp r3, r0
12b8: d004 beq.n 12c4 <usb_serial_write+0xa0>
12ba: 5cf8 ldrb r0, [r7, r3]
12bc: 9a01 ldr r2, [sp, #4]
12be: 54d0 strb r0, [r2, r3]
12c0: 3301 adds r3, #1
12c2: e7f7 b.n 12b4 <usb_serial_write+0x90>
12c4: 18ff adds r7, r7, r3
if (tx_packet->index >= CDC_TX_SIZE) {
12c6: 884b ldrh r3, [r1, #2]
12c8: 2b3f cmp r3, #63 ; 0x3f
12ca: d906 bls.n 12da <usb_serial_write+0xb6>
tx_packet->len = CDC_TX_SIZE;
12cc: 2340 movs r3, #64 ; 0x40
12ce: 800b strh r3, [r1, #0]
usb_tx(CDC_TX_ENDPOINT, tx_packet);
12d0: 2004 movs r0, #4
12d2: f7ff fb73 bl 9bc <usb_tx>
tx_packet = NULL;
12d6: 2300 movs r3, #0
12d8: 6033 str r3, [r6, #0]
}
usb_cdc_transmit_flush_timer = TRANSMIT_FLUSH_TIMEOUT;
12da: 4b08 ldr r3, [pc, #32] ; (12fc <usb_serial_write+0xd8>)
12dc: 2205 movs r2, #5
12de: 701a strb r2, [r3, #0]
12e0: e7a6 b.n 1230 <usb_serial_write+0xc>
}
tx_noautoflush = 0;
12e2: 702c strb r4, [r5, #0]
return 0;
12e4: 1c20 adds r0, r4, #0
}
12e6: bdfe pop {r1, r2, r3, r4, r5, r6, r7, pc}
12e8: 1fffff4a .word 0x1fffff4a
12ec: 1fffff4c .word 0x1fffff4c
12f0: 00007509 .word 0x00007509
12f4: 1fffff47 .word 0x1fffff47
12f8: 1fffff50 .word 0x1fffff50
12fc: 1fffff49 .word 0x1fffff49
00001300 <usb_serial_putchar>:
static uint8_t transmit_previous_timeout=0;
// transmit a character. 0 returned on success, -1 on error
int usb_serial_putchar(uint8_t c)
{
1300: b507 push {r0, r1, r2, lr}
1302: 466b mov r3, sp
1304: 71d8 strb r0, [r3, #7]
1306: 3307 adds r3, #7
return usb_serial_write(&c, 1);
1308: 1c18 adds r0, r3, #0
130a: 2101 movs r1, #1
130c: f7ff ff8a bl 1224 <usb_serial_write>
}
1310: bd0e pop {r1, r2, r3, pc}
1312: ffff b5f8 vsli.64 <illegal reg q13.5>, q12, #63 ; 0x3f
00001314 <usb_serial_flush_output>:
tx_noautoflush = 0;
return len;
}
void usb_serial_flush_output(void)
{
1314: b5f8 push {r3, r4, r5, r6, r7, lr}
if (!usb_configuration) return;
1316: 4b12 ldr r3, [pc, #72] ; (1360 <usb_serial_flush_output+0x4c>)
1318: 781b ldrb r3, [r3, #0]
131a: 2b00 cmp r3, #0
131c: d01e beq.n 135c <usb_serial_flush_output+0x48>
tx_noautoflush = 1;
if (tx_packet) {
131e: 4f11 ldr r7, [pc, #68] ; (1364 <usb_serial_flush_output+0x50>)
}
void usb_serial_flush_output(void)
{
if (!usb_configuration) return;
tx_noautoflush = 1;
1320: 4b11 ldr r3, [pc, #68] ; (1368 <usb_serial_flush_output+0x54>)
if (tx_packet) {
1322: 683c ldr r4, [r7, #0]
}
void usb_serial_flush_output(void)
{
if (!usb_configuration) return;
tx_noautoflush = 1;
1324: 2601 movs r6, #1
1326: 701e strb r6, [r3, #0]
1328: 4d10 ldr r5, [pc, #64] ; (136c <usb_serial_flush_output+0x58>)
if (tx_packet) {
132a: 2c00 cmp r4, #0
132c: d009 beq.n 1342 <usb_serial_flush_output+0x2e>
usb_cdc_transmit_flush_timer = 0;
132e: 2600 movs r6, #0
1330: 702e strb r6, [r5, #0]
tx_packet->len = tx_packet->index;
1332: 8863 ldrh r3, [r4, #2]
usb_tx(CDC_TX_ENDPOINT, tx_packet);
1334: 2004 movs r0, #4
{
if (!usb_configuration) return;
tx_noautoflush = 1;
if (tx_packet) {
usb_cdc_transmit_flush_timer = 0;
tx_packet->len = tx_packet->index;
1336: 8023 strh r3, [r4, #0]
usb_tx(CDC_TX_ENDPOINT, tx_packet);
1338: 1c21 adds r1, r4, #0
133a: f7ff fb3f bl 9bc <usb_tx>
tx_packet = NULL;
133e: 603e str r6, [r7, #0]
1340: e009 b.n 1356 <usb_serial_flush_output+0x42>
} else {
usb_packet_t *tx = usb_malloc();
1342: f7ff feb7 bl 10b4 <usb_malloc>
1346: 1e01 subs r1, r0, #0
if (tx) {
1348: d004 beq.n 1354 <usb_serial_flush_output+0x40>
usb_cdc_transmit_flush_timer = 0;
usb_tx(CDC_TX_ENDPOINT, tx);
134a: 2004 movs r0, #4
usb_tx(CDC_TX_ENDPOINT, tx_packet);
tx_packet = NULL;
} else {
usb_packet_t *tx = usb_malloc();
if (tx) {
usb_cdc_transmit_flush_timer = 0;
134c: 702c strb r4, [r5, #0]
usb_tx(CDC_TX_ENDPOINT, tx);
134e: f7ff fb35 bl 9bc <usb_tx>
1352: e000 b.n 1356 <usb_serial_flush_output+0x42>
} else {
usb_cdc_transmit_flush_timer = 1;
1354: 702e strb r6, [r5, #0]
}
}
tx_noautoflush = 0;
1356: 4a04 ldr r2, [pc, #16] ; (1368 <usb_serial_flush_output+0x54>)
1358: 2300 movs r3, #0
135a: 7013 strb r3, [r2, #0]
}
135c: bdf8 pop {r3, r4, r5, r6, r7, pc}
135e: 46c0 nop ; (mov r8, r8)
1360: 1fffff47 .word 0x1fffff47
1364: 1fffff4c .word 0x1fffff4c
1368: 1fffff4a .word 0x1fffff4a
136c: 1fffff49 .word 0x1fffff49
00001370 <usb_serial_flush_callback>:
void usb_serial_flush_callback(void)
{
1370: b538 push {r3, r4, r5, lr}
if (tx_noautoflush) return;
1372: 4b0e ldr r3, [pc, #56] ; (13ac <usb_serial_flush_callback+0x3c>)
1374: 781d ldrb r5, [r3, #0]
1376: b2ed uxtb r5, r5
1378: 2d00 cmp r5, #0
137a: d115 bne.n 13a8 <usb_serial_flush_callback+0x38>
if (tx_packet) {
137c: 4c0c ldr r4, [pc, #48] ; (13b0 <usb_serial_flush_callback+0x40>)
137e: 6821 ldr r1, [r4, #0]
1380: 2900 cmp r1, #0
1382: d006 beq.n 1392 <usb_serial_flush_callback+0x22>
tx_packet->len = tx_packet->index;
1384: 884b ldrh r3, [r1, #2]
usb_tx(CDC_TX_ENDPOINT, tx_packet);
1386: 2004 movs r0, #4
void usb_serial_flush_callback(void)
{
if (tx_noautoflush) return;
if (tx_packet) {
tx_packet->len = tx_packet->index;
1388: 800b strh r3, [r1, #0]
usb_tx(CDC_TX_ENDPOINT, tx_packet);
138a: f7ff fb17 bl 9bc <usb_tx>
tx_packet = NULL;
138e: 6025 str r5, [r4, #0]
1390: e00a b.n 13a8 <usb_serial_flush_callback+0x38>
} else {
usb_packet_t *tx = usb_malloc();
1392: f7ff fe8f bl 10b4 <usb_malloc>
1396: 1e01 subs r1, r0, #0
if (tx) {
1398: d003 beq.n 13a2 <usb_serial_flush_callback+0x32>
usb_tx(CDC_TX_ENDPOINT, tx);
139a: 2004 movs r0, #4
139c: f7ff fb0e bl 9bc <usb_tx>
13a0: e002 b.n 13a8 <usb_serial_flush_callback+0x38>
} else {
usb_cdc_transmit_flush_timer = 1;
13a2: 4b04 ldr r3, [pc, #16] ; (13b4 <usb_serial_flush_callback+0x44>)
13a4: 2201 movs r2, #1
13a6: 701a strb r2, [r3, #0]
}
}
}
13a8: bd38 pop {r3, r4, r5, pc}
13aa: 46c0 nop ; (mov r8, r8)
13ac: 1fffff4a .word 0x1fffff4a
13b0: 1fffff4c .word 0x1fffff4c
13b4: 1fffff49 .word 0x1fffff49
000013b8 <_ZN5Print7printlnEv>:
return printNumber(n, 10, sign);
}
size_t Print::println(void)
{
13b8: b537 push {r0, r1, r2, r4, r5, lr}
uint8_t buf[2]={'\r', '\n'};
13ba: 2402 movs r4, #2
return printNumber(n, 10, sign);
}
size_t Print::println(void)
{
13bc: 1c05 adds r5, r0, #0
uint8_t buf[2]={'\r', '\n'};
13be: 1c22 adds r2, r4, #0
13c0: a801 add r0, sp, #4
13c2: 4905 ldr r1, [pc, #20] ; (13d8 <_ZN5Print7printlnEv+0x20>)
13c4: f001 fcac bl 2d20 <memcpy>
return write(buf, 2);
13c8: 682b ldr r3, [r5, #0]
13ca: 1c28 adds r0, r5, #0
13cc: 685b ldr r3, [r3, #4]
13ce: a901 add r1, sp, #4
13d0: 1c22 adds r2, r4, #0
13d2: 4798 blx r3
}
13d4: bd3e pop {r1, r2, r3, r4, r5, pc}
13d6: 46c0 nop ; (mov r8, r8)
13d8: 00002ea8 .word 0x00002ea8
000013dc <_ZN5Print14printNumberDecEmh>:
// ({_mod = _div % 10, _div = _div / 10; })
#endif
size_t Print::printNumberDec(unsigned long n, uint8_t sign)
{
13dc: b5f0 push {r4, r5, r6, r7, lr}
13de: b085 sub sp, #20
13e0: 466b mov r3, sp
13e2: 330e adds r3, #14
// https://forum.pjrc.com/threads/28932-LC-is-10-9-times-slower-than-T3-1?p=76072&viewfull=1#post76072
void inline divmod10_v2(uint32_t n,uint32_t *div,uint32_t *mod) {
uint32_t p,q;
/* Using 32.16 fixed point representation p.q */
/* p.q = (n+1)/512 */
q = (n&0xFFFF) + 1;
13e4: b28e uxth r6, r1
p = (n>>16);
/* p.q = 51*(n+1)/512 */
q = 13107*q;
13e6: 4c14 ldr r4, [pc, #80] ; (1438 <_ZN5Print14printNumberDecEmh+0x5c>)
void inline divmod10_v2(uint32_t n,uint32_t *div,uint32_t *mod) {
uint32_t p,q;
/* Using 32.16 fixed point representation p.q */
/* p.q = (n+1)/512 */
q = (n&0xFFFF) + 1;
p = (n>>16);
13e8: 0c0d lsrs r5, r1, #16
// https://forum.pjrc.com/threads/28932-LC-is-10-9-times-slower-than-T3-1?p=76072&viewfull=1#post76072
void inline divmod10_v2(uint32_t n,uint32_t *div,uint32_t *mod) {
uint32_t p,q;
/* Using 32.16 fixed point representation p.q */
/* p.q = (n+1)/512 */
q = (n&0xFFFF) + 1;
13ea: 3601 adds r6, #1
p = (n>>16);
/* p.q = 51*(n+1)/512 */
q = 13107*q;
13ec: 4366 muls r6, r4
p = 13107*p;
13ee: 436c muls r4, r5
/* p.q = (1+1/2^8+1/2^16+1/2^24)*51*(n+1)/512 */
q = q + (q>>16) + (p&0xFFFF);
13f0: b2a5 uxth r5, r4
13f2: 0c37 lsrs r7, r6, #16
13f4: 19ae adds r6, r5, r6
13f6: 19f6 adds r6, r6, r7
p = p + (p>>16) + (q>>16);
13f8: 0c25 lsrs r5, r4, #16
13fa: 192c adds r4, r5, r4
13fc: 0c36 lsrs r6, r6, #16
13fe: 19a5 adds r5, r4, r6
/* divide by 2 */
p = p>>1;
1400: 086d lsrs r5, r5, #1
*div = p;
*mod = n-10*p;
1402: 260a movs r6, #10
1404: 436e muls r6, r5
1406: 1b89 subs r1, r1, r6
do {
uint32_t div;
divmod10_v2(n, &div, &digit);
n = div;
//divmod10_asm(n, digit, t1, t2, c3333);
*--p = digit + '0';
1408: 3130 adds r1, #48 ; 0x30
140a: 1c1c adds r4, r3, #0
140c: 7019 strb r1, [r3, #0]
140e: 3b01 subs r3, #1
uint8_t buf[11], *p;
uint32_t digit;
//uint32_t t1, t2, c3333=0x3333;
p = buf + (sizeof(buf));
do {
1410: 2d00 cmp r5, #0
1412: d001 beq.n 1418 <_ZN5Print14printNumberDecEmh+0x3c>
uint32_t div;
divmod10_v2(n, &div, &digit);
n = div;
1414: 1c29 adds r1, r5, #0
1416: e7e5 b.n 13e4 <_ZN5Print14printNumberDecEmh+0x8>
//divmod10_asm(n, digit, t1, t2, c3333);
*--p = digit + '0';
1418: 1c21 adds r1, r4, #0
} while (n);
if (sign) *--p = '-';
141a: 2a00 cmp r2, #0
141c: d003 beq.n 1426 <_ZN5Print14printNumberDecEmh+0x4a>
141e: 1c1c adds r4, r3, #0
1420: 222d movs r2, #45 ; 0x2d
1422: 1e4b subs r3, r1, #1
1424: 701a strb r2, [r3, #0]
return write(p, sizeof(buf) - (p - buf));
1426: 6803 ldr r3, [r0, #0]
1428: a904 add r1, sp, #16
142a: 43e2 mvns r2, r4
142c: 1852 adds r2, r2, r1
142e: 685b ldr r3, [r3, #4]
1430: 1c21 adds r1, r4, #0
1432: 4798 blx r3
}
1434: b005 add sp, #20
1436: bdf0 pop {r4, r5, r6, r7, pc}
1438: 00003333 .word 0x00003333
0000143c <main>:
#include "WProgram.h"
extern "C" int main(void)
{
143c: b508 push {r3, lr}
}
#else
// Arduino's main() function just calls setup() and loop()....
setup();
143e: f7ff f885 bl 54c <setup>
while (1) {
loop();
1442: f7ff f8b7 bl 5b4 <loop>
yield();
1446: f000 f82f bl 14a8 <yield>
144a: e7fa b.n 1442 <main+0x6>
0000144c <_ZN16usb_serial_class9availableEv>:
class usb_serial_class : public Stream
{
public:
void begin(long) { /* TODO: call a function that tries to wait for enumeration */ };
void end() { /* TODO: flush output and shut down USB port */ };
virtual int available() { return usb_serial_available(); }
144c: b508 push {r3, lr}
144e: f7ff febf bl 11d0 <usb_serial_available>
1452: bd08 pop {r3, pc}
00001454 <_ZN16usb_serial_class4readEv>:
virtual int read() { return usb_serial_getchar(); }
1454: b508 push {r3, lr}
1456: f7ff fe73 bl 1140 <usb_serial_getchar>
145a: bd08 pop {r3, pc}
0000145c <_ZN16usb_serial_class4peekEv>:
virtual int peek() { return usb_serial_peekchar(); }
145c: b508 push {r3, lr}
145e: f7ff fe97 bl 1190 <usb_serial_peekchar>
1462: bd08 pop {r3, pc}
00001464 <_ZN16usb_serial_class5flushEv>:
virtual void flush() { usb_serial_flush_output(); } // TODO: actually wait for data to leave USB...
1464: b508 push {r3, lr}
1466: f7ff ff55 bl 1314 <usb_serial_flush_output>
146a: bd08 pop {r3, pc}
0000146c <_ZN16usb_serial_class5clearEv>:
virtual void clear(void) { usb_serial_flush_input(); }
146c: b508 push {r3, lr}
146e: f7ff febf bl 11f0 <usb_serial_flush_input>
1472: bd08 pop {r3, pc}
00001474 <_ZN16usb_serial_class5writeEh>:
virtual size_t write(uint8_t c) { return usb_serial_putchar(c); }
1474: b508 push {r3, lr}
1476: 1c08 adds r0, r1, #0
1478: f7ff ff42 bl 1300 <usb_serial_putchar>
147c: bd08 pop {r3, pc}
0000147e <_ZN16usb_serial_class5writeEPKhj>:
virtual size_t write(const uint8_t *buffer, size_t size) { return usb_serial_write(buffer, size); }
147e: b508 push {r3, lr}
1480: 1c08 adds r0, r1, #0
1482: 1c11 adds r1, r2, #0
1484: f7ff fece bl 1224 <usb_serial_write>
1488: bd08 pop {r3, pc}
0000148a <_Z11serialEventv>:
#endif
#endif // F_CPU
void serialEvent() __attribute__((weak));
void serialEvent() {}
148a: 4770 bx lr
0000148c <_GLOBAL__sub_I_Serial>:
class __FlashStringHelper;
class Print
{
public:
Print() : write_error(0) {}
148c: 4b04 ldr r3, [pc, #16] ; (14a0 <_GLOBAL__sub_I_Serial+0x14>)
148e: 2200 movs r2, #0
1490: 711a strb r2, [r3, #4]
#include "Print.h"
class Stream : public Print
{
public:
Stream() : _timeout(1000), read_error(0) {}
1492: 731a strb r2, [r3, #12]
1494: 21fa movs r1, #250 ; 0xfa
#define USB_SERIAL_RTS 0x02
// C++ interface
#ifdef __cplusplus
#include "Stream.h"
class usb_serial_class : public Stream
1496: 4a03 ldr r2, [pc, #12] ; (14a4 <_GLOBAL__sub_I_Serial+0x18>)
1498: 0089 lsls r1, r1, #2
149a: 6099 str r1, [r3, #8]
149c: 601a str r2, [r3, #0]
149e: 4770 bx lr
14a0: 1fffff5c .word 0x1fffff5c
14a4: 00002eb8 .word 0x00002eb8
000014a8 <yield>:
#include "usb_serial.h"
#include "usb_seremu.h"
void yield(void) __attribute__ ((weak));
void yield(void)
{
14a8: b510 push {r4, lr}
static uint8_t running=0;
if (running) return; // TODO: does this need to be atomic?
14aa: 4c10 ldr r4, [pc, #64] ; (14ec <yield+0x44>)
14ac: 7823 ldrb r3, [r4, #0]
14ae: 2b00 cmp r3, #0
14b0: d11b bne.n 14ea <yield+0x42>
running = 1;
14b2: 2301 movs r3, #1
14b4: 7023 strb r3, [r4, #0]
{
public:
void begin(long) { /* TODO: call a function that tries to wait for enumeration */ };
void end() { /* TODO: flush output and shut down USB port */ };
virtual int available() { return usb_serial_available(); }
14b6: f7ff fe8b bl 11d0 <usb_serial_available>
if (Serial.available()) serialEvent();
14ba: 2800 cmp r0, #0
14bc: d001 beq.n 14c2 <yield+0x1a>
14be: f7ff ffe4 bl 148a <_Z11serialEventv>
virtual void transmitterEnable(uint8_t pin) { serial_set_transmit_pin(pin); }
virtual void setRX(uint8_t pin) { serial_set_rx(pin); }
virtual void setTX(uint8_t pin, bool opendrain=false) { serial_set_tx(pin, opendrain); }
virtual bool attachRts(uint8_t pin) { return serial_set_rts(pin); }
virtual bool attachCts(uint8_t pin) { return serial_set_cts(pin); }
virtual int available(void) { return serial_available(); }
14c2: f000 fb1b bl 1afc <serial_available>
if (Serial1.available()) serialEvent1();
14c6: 2800 cmp r0, #0
14c8: d001 beq.n 14ce <yield+0x26>
14ca: f001 f9d1 bl 2870 <_Z12serialEvent1v>
virtual void transmitterEnable(uint8_t pin) { serial2_set_transmit_pin(pin); }
virtual void setRX(uint8_t pin) { serial2_set_rx(pin); }
virtual void setTX(uint8_t pin, bool opendrain=false) { serial2_set_tx(pin, opendrain); }
virtual bool attachRts(uint8_t pin) { return serial2_set_rts(pin); }
virtual bool attachCts(uint8_t pin) { return serial2_set_cts(pin); }
virtual int available(void) { return serial2_available(); }
14ce: f000 fd5b bl 1f88 <serial2_available>
if (Serial2.available()) serialEvent2();
14d2: 2800 cmp r0, #0
14d4: d001 beq.n 14da <yield+0x32>
14d6: f001 fa6b bl 29b0 <_Z12serialEvent2v>
virtual void transmitterEnable(uint8_t pin) { serial3_set_transmit_pin(pin); }
virtual void setRX(uint8_t pin) { serial3_set_rx(pin); }
virtual void setTX(uint8_t pin, bool opendrain=false) { serial3_set_tx(pin, opendrain); }
virtual bool attachRts(uint8_t pin) { return serial3_set_rts(pin); }
virtual bool attachCts(uint8_t pin) { return serial3_set_cts(pin); }
virtual int available(void) { return serial3_available(); }
14da: f001 f817 bl 250c <serial3_available>
if (Serial3.available()) serialEvent3();
14de: 2800 cmp r0, #0
14e0: d001 beq.n 14e6 <yield+0x3e>
14e2: f001 fb05 bl 2af0 <_Z12serialEvent3v>
if (Serial4.available()) serialEvent4();
#endif
#ifdef HAS_KINETISK_UART4
if (Serial5.available()) serialEvent5();
#endif
running = 0;
14e6: 2300 movs r3, #0
14e8: 7023 strb r3, [r4, #0]
};
14ea: bd10 pop {r4, pc}
14ec: 1fffff6c .word 0x1fffff6c
000014f0 <analog_init>:
#if defined(__MK20DX128__) || defined(__MK20DX256__)
VREF_TRM = 0x60;
VREF_SC = 0xE1; // enable 1.2 volt ref
#endif
if (analog_config_bits == 8) {
14f0: 4b1b ldr r3, [pc, #108] ; (1560 <analog_init+0x70>)
14f2: 4a1c ldr r2, [pc, #112] ; (1564 <analog_init+0x74>)
14f4: 7819 ldrb r1, [r3, #0]
14f6: 4b1c ldr r3, [pc, #112] ; (1568 <analog_init+0x78>)
14f8: 2908 cmp r1, #8
14fa: d101 bne.n 1500 <analog_init+0x10>
ADC0_CFG1 = ADC_CFG1_8BIT + ADC_CFG1_MODE(0);
14fc: 2100 movs r1, #0
14fe: e002 b.n 1506 <analog_init+0x16>
ADC0_CFG2 = ADC_CFG2_MUXSEL + ADC_CFG2_ADLSTS(3);
#ifdef HAS_KINETIS_ADC1
ADC1_CFG1 = ADC_CFG1_8BIT + ADC_CFG1_MODE(0);
ADC1_CFG2 = ADC_CFG2_MUXSEL + ADC_CFG2_ADLSTS(3);
#endif
} else if (analog_config_bits == 10) {
1500: 290a cmp r1, #10
1502: d103 bne.n 150c <analog_init+0x1c>
ADC0_CFG1 = ADC_CFG1_10BIT + ADC_CFG1_MODE(2) + ADC_CFG1_ADLSMP;
1504: 2138 movs r1, #56 ; 0x38
1506: 6011 str r1, [r2, #0]
ADC0_CFG2 = ADC_CFG2_MUXSEL + ADC_CFG2_ADLSTS(3);
1508: 2213 movs r2, #19
150a: e006 b.n 151a <analog_init+0x2a>
#ifdef HAS_KINETIS_ADC1
ADC1_CFG1 = ADC_CFG1_10BIT + ADC_CFG1_MODE(2) + ADC_CFG1_ADLSMP;
ADC1_CFG2 = ADC_CFG2_MUXSEL + ADC_CFG2_ADLSTS(3);
#endif
} else if (analog_config_bits == 12) {
150c: 290c cmp r1, #12
150e: d101 bne.n 1514 <analog_init+0x24>
ADC0_CFG1 = ADC_CFG1_12BIT + ADC_CFG1_MODE(1) + ADC_CFG1_ADLSMP;
1510: 2134 movs r1, #52 ; 0x34
1512: e000 b.n 1516 <analog_init+0x26>
#ifdef HAS_KINETIS_ADC1
ADC1_CFG1 = ADC_CFG1_12BIT + ADC_CFG1_MODE(1) + ADC_CFG1_ADLSMP;
ADC1_CFG2 = ADC_CFG2_MUXSEL + ADC_CFG2_ADLSTS(2);
#endif
} else {
ADC0_CFG1 = ADC_CFG1_16BIT + ADC_CFG1_MODE(3) + ADC_CFG1_ADLSMP;
1514: 213c movs r1, #60 ; 0x3c
1516: 6011 str r1, [r2, #0]
ADC0_CFG2 = ADC_CFG2_MUXSEL + ADC_CFG2_ADLSTS(2);
1518: 2212 movs r2, #18
151a: 601a str r2, [r3, #0]
} else {
ADC0_SC2 = ADC_SC2_REFSEL(0); // vcc/ext ref
ADC1_SC2 = ADC_SC2_REFSEL(0); // vcc/ext ref
}
#elif defined(__MKL26Z64__)
if (analog_reference_internal) {
151c: 4b13 ldr r3, [pc, #76] ; (156c <analog_init+0x7c>)
151e: 781a ldrb r2, [r3, #0]
1520: 4b13 ldr r3, [pc, #76] ; (1570 <analog_init+0x80>)
1522: 2a00 cmp r2, #0
1524: d001 beq.n 152a <analog_init+0x3a>
ADC0_SC2 = ADC_SC2_REFSEL(0); // external AREF
1526: 2200 movs r2, #0
1528: e000 b.n 152c <analog_init+0x3c>
} else {
ADC0_SC2 = ADC_SC2_REFSEL(1); // vcc
152a: 2201 movs r2, #1
152c: 601a str r2, [r3, #0]
}
#endif
num = analog_num_average;
152e: 4b11 ldr r3, [pc, #68] ; (1574 <analog_init+0x84>)
1530: 781a ldrb r2, [r3, #0]
1532: 4b11 ldr r3, [pc, #68] ; (1578 <analog_init+0x88>)
if (num <= 1) {
1534: 2a01 cmp r2, #1
1536: d801 bhi.n 153c <analog_init+0x4c>
ADC0_SC3 = ADC_SC3_CAL; // begin cal
1538: 2280 movs r2, #128 ; 0x80
153a: e00c b.n 1556 <analog_init+0x66>
#ifdef HAS_KINETIS_ADC1
ADC1_SC3 = ADC_SC3_CAL; // begin cal
#endif
} else if (num <= 4) {
153c: 2a04 cmp r2, #4
153e: d801 bhi.n 1544 <analog_init+0x54>
ADC0_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(0);
1540: 2284 movs r2, #132 ; 0x84
1542: e008 b.n 1556 <analog_init+0x66>
#ifdef HAS_KINETIS_ADC1
ADC1_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(0);
#endif
} else if (num <= 8) {
1544: 2a08 cmp r2, #8
1546: d801 bhi.n 154c <analog_init+0x5c>
ADC0_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(1);
1548: 2285 movs r2, #133 ; 0x85
154a: e004 b.n 1556 <analog_init+0x66>
#ifdef HAS_KINETIS_ADC1
ADC1_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(1);
#endif
} else if (num <= 16) {
154c: 2a10 cmp r2, #16
154e: d801 bhi.n 1554 <analog_init+0x64>
ADC0_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(2);
1550: 2286 movs r2, #134 ; 0x86
1552: e000 b.n 1556 <analog_init+0x66>
#ifdef HAS_KINETIS_ADC1
ADC1_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(2);
#endif
} else {
ADC0_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(3);
1554: 2287 movs r2, #135 ; 0x87
1556: 601a str r2, [r3, #0]
#ifdef HAS_KINETIS_ADC1
ADC1_SC3 = ADC_SC3_CAL + ADC_SC3_AVGE + ADC_SC3_AVGS(3);
#endif
}
calibrating = 1;
1558: 4b08 ldr r3, [pc, #32] ; (157c <analog_init+0x8c>)
155a: 2201 movs r2, #1
155c: 701a strb r2, [r3, #0]
}
155e: 4770 bx lr
1560: 1ffffd64 .word 0x1ffffd64
1564: 4003b008 .word 0x4003b008
1568: 4003b00c .word 0x4003b00c
156c: 1fffff6e .word 0x1fffff6e
1570: 4003b020 .word 0x4003b020
1574: 1ffffd65 .word 0x1ffffd65
1578: 4003b024 .word 0x4003b024
157c: 1fffff6d .word 0x1fffff6d
00001580 <systick_default_isr>:
}
extern volatile uint32_t systick_millis_count;
void systick_default_isr(void)
{
systick_millis_count++;
1580: 4b02 ldr r3, [pc, #8] ; (158c <systick_default_isr+0xc>)
1582: 681a ldr r2, [r3, #0]
1584: 3201 adds r2, #1
1586: 601a str r2, [r3, #0]
}
1588: 4770 bx lr
158a: 46c0 nop ; (mov r8, r8)
158c: 1ffffe64 .word 0x1ffffe64
00001590 <fault_isr>:
void _init_Teensyduino_internal_(void);
void __libc_init_array(void);
void fault_isr(void)
{
1590: b510 push {r4, lr}
asm("ldr %0, [sp, #0]" : "=r" (addr) ::);
#endif
while (1) {
// keep polling some communication while in fault
// mode, so we don't completely die.
if (SIM_SCGC4 & SIM_SCGC4_USBOTG) usb_isr();
1592: 4c0b ldr r4, [pc, #44] ; (15c0 <fault_isr+0x30>)
1594: 6823 ldr r3, [r4, #0]
1596: 035a lsls r2, r3, #13
1598: d501 bpl.n 159e <fault_isr+0xe>
159a: f7ff fa4d bl a38 <usb_isr>
if (SIM_SCGC4 & SIM_SCGC4_UART0) uart0_status_isr();
159e: 6823 ldr r3, [r4, #0]
15a0: 055a lsls r2, r3, #21
15a2: d501 bpl.n 15a8 <fault_isr+0x18>
15a4: f000 fb1c bl 1be0 <uart0_status_isr>
if (SIM_SCGC4 & SIM_SCGC4_UART1) uart1_status_isr();
15a8: 6823 ldr r3, [r4, #0]
15aa: 051a lsls r2, r3, #20
15ac: d501 bpl.n 15b2 <fault_isr+0x22>
15ae: f000 fd5d bl 206c <uart1_status_isr>
if (SIM_SCGC4 & SIM_SCGC4_UART2) uart2_status_isr();
15b2: 6823 ldr r3, [r4, #0]
15b4: 04da lsls r2, r3, #19
15b6: d5ec bpl.n 1592 <fault_isr+0x2>
15b8: f001 f81a bl 25f0 <uart2_status_isr>
15bc: e7e9 b.n 1592 <fault_isr+0x2>
15be: 46c0 nop ; (mov r8, r8)
15c0: 40048034 .word 0x40048034
000015c4 <unused_isr>:
}
}
void unused_isr(void)
{
15c4: b508 push {r3, lr}
fault_isr();
15c6: f7ff ffe3 bl 1590 <fault_isr>
15ca: ffff 4b01 vtbl.8 d20, {d15-d18}, d1
000015cc <startup_early_hook>:
static void startup_default_early_hook(void) {
#if defined(KINETISK)
WDOG_STCTRLH = WDOG_STCTRLH_ALLOWUPDATE;
#elif defined(KINETISL)
SIM_COPC = 0; // disable the watchdog
15cc: 4b01 ldr r3, [pc, #4] ; (15d4 <startup_early_hook+0x8>)
15ce: 2200 movs r2, #0
15d0: 601a str r2, [r3, #0]
#endif
}
15d2: 4770 bx lr
15d4: 40048100 .word 0x40048100
000015d8 <startup_late_hook>:
static void startup_default_late_hook(void) {}
15d8: 4770 bx lr
15da: ffff f3ef ; <UNDEFINED> instruction: 0xfffff3ef
000015dc <nvic_execution_priority>:
int priority=256;
uint32_t primask, faultmask, basepri, ipsr;
// full algorithm in ARM DDI0403D, page B1-639
// this isn't quite complete, but hopefully good enough
__asm__ volatile("mrs %0, faultmask\n" : "=r" (faultmask)::);
15dc: f3ef 8013 mrs r0, FAULTMASK
if (faultmask) return -1;
15e0: 2800 cmp r0, #0
15e2: d121 bne.n 1628 <nvic_execution_priority+0x4c>
__asm__ volatile("mrs %0, primask\n" : "=r" (primask)::);
15e4: f3ef 8210 mrs r2, PRIMASK
if (primask) return 0;
15e8: 2a00 cmp r2, #0
15ea: d11f bne.n 162c <nvic_execution_priority+0x50>
__asm__ volatile("mrs %0, ipsr\n" : "=r" (ipsr)::);
15ec: f3ef 8305 mrs r3, IPSR
if (ipsr) {
15f0: 2b00 cmp r3, #0
15f2: d00f beq.n 1614 <nvic_execution_priority+0x38>
if (ipsr < 16) priority = 0; // could be non-zero
15f4: 1c10 adds r0, r2, #0
15f6: 2b0f cmp r3, #15
15f8: d90e bls.n 1618 <nvic_execution_priority+0x3c>
else priority = NVIC_GET_PRIORITY(ipsr - 16);
15fa: 1c1a adds r2, r3, #0
15fc: 3a10 subs r2, #16
15fe: 0892 lsrs r2, r2, #2
1600: 490b ldr r1, [pc, #44] ; (1630 <nvic_execution_priority+0x54>)
1602: 2003 movs r0, #3
1604: 0092 lsls r2, r2, #2
1606: 4003 ands r3, r0
1608: 1852 adds r2, r2, r1
160a: 4083 lsls r3, r0
160c: 6810 ldr r0, [r2, #0]
160e: 40d8 lsrs r0, r3
1610: b2c0 uxtb r0, r0
1612: e001 b.n 1618 <nvic_execution_priority+0x3c>
*g = 1;
}
int nvic_execution_priority(void)
{
int priority=256;
1614: 2080 movs r0, #128 ; 0x80
1616: 0040 lsls r0, r0, #1
__asm__ volatile("mrs %0, ipsr\n" : "=r" (ipsr)::);
if (ipsr) {
if (ipsr < 16) priority = 0; // could be non-zero
else priority = NVIC_GET_PRIORITY(ipsr - 16);
}
__asm__ volatile("mrs %0, basepri\n" : "=r" (basepri)::);
1618: f3ef 8211 mrs r2, BASEPRI
if (basepri > 0 && basepri < priority) priority = basepri;
161c: 2a00 cmp r2, #0
161e: d005 beq.n 162c <nvic_execution_priority+0x50>
1620: 4282 cmp r2, r0
1622: d203 bcs.n 162c <nvic_execution_priority+0x50>
1624: 1c10 adds r0, r2, #0
1626: e001 b.n 162c <nvic_execution_priority+0x50>
uint32_t primask, faultmask, basepri, ipsr;
// full algorithm in ARM DDI0403D, page B1-639
// this isn't quite complete, but hopefully good enough
__asm__ volatile("mrs %0, faultmask\n" : "=r" (faultmask)::);
if (faultmask) return -1;
1628: 2001 movs r0, #1
162a: 4240 negs r0, r0
else priority = NVIC_GET_PRIORITY(ipsr - 16);
}
__asm__ volatile("mrs %0, basepri\n" : "=r" (basepri)::);
if (basepri > 0 && basepri < priority) priority = basepri;
return priority;
}
162c: 4770 bx lr
162e: 46c0 nop ; (mov r8, r8)
1630: e000e400 .word 0xe000e400
00001634 <ultoa>:
#include <string.h>
#include <stdlib.h>
char * ultoa(unsigned long val, char *buf, int radix)
{
1634: b5f8 push {r3, r4, r5, r6, r7, lr}
1636: 1c06 adds r6, r0, #0
1638: 1c0d adds r5, r1, #0
163a: 1c17 adds r7, r2, #0
unsigned digit;
int i=0, j;
163c: 2400 movs r4, #0
char t;
while (1) {
digit = val % radix;
163e: 1c30 adds r0, r6, #0
1640: 1c39 adds r1, r7, #0
1642: f001 fabd bl 2bc0 <__aeabi_uidivmod>
buf[i] = ((digit < 10) ? '0' + digit : 'A' + digit - 10);
1646: 2909 cmp r1, #9
1648: d801 bhi.n 164e <ultoa+0x1a>
164a: 3130 adds r1, #48 ; 0x30
164c: e000 b.n 1650 <ultoa+0x1c>
164e: 3137 adds r1, #55 ; 0x37
1650: b2c9 uxtb r1, r1
1652: 5529 strb r1, [r5, r4]
val /= radix;
1654: 1c30 adds r0, r6, #0
1656: 1c39 adds r1, r7, #0
1658: f001 fa6e bl 2b38 <__aeabi_uidiv>
165c: 1e06 subs r6, r0, #0
if (val == 0) break;
165e: d001 beq.n 1664 <ultoa+0x30>
i++;
1660: 3401 adds r4, #1
}
1662: e7ec b.n 163e <ultoa+0xa>
buf[i + 1] = 0;
1664: 192b adds r3, r5, r4
1666: 7058 strb r0, [r3, #1]
for (j=0; j < i; j++, i--) {
1668: 1c2b adds r3, r5, #0
166a: 1b5a subs r2, r3, r5
166c: 42a2 cmp r2, r4
166e: da06 bge.n 167e <ultoa+0x4a>
t = buf[j];
1670: 781a ldrb r2, [r3, #0]
buf[j] = buf[i];
1672: 5d29 ldrb r1, [r5, r4]
1674: 7019 strb r1, [r3, #0]
buf[i] = t;
1676: 552a strb r2, [r5, r4]
1678: 3301 adds r3, #1
val /= radix;
if (val == 0) break;
i++;
}
buf[i + 1] = 0;
for (j=0; j < i; j++, i--) {
167a: 3c01 subs r4, #1
167c: e7f5 b.n 166a <ultoa+0x36>
t = buf[j];
buf[j] = buf[i];
buf[i] = t;
}
return buf;
}
167e: 1c28 adds r0, r5, #0
1680: bdf8 pop {r3, r4, r5, r6, r7, pc}
1682: ffff 4b26 vtbl.8 d20, {d15-d18}, d22
00001684 <serial_begin>:
#define C2_TX_COMPLETING C2_ENABLE | UART_C2_TCIE
#define C2_TX_INACTIVE C2_ENABLE
void serial_begin(uint32_t divisor)
{
SIM_SCGC4 |= SIM_SCGC4_UART0; // turn on clock, TODO: use bitband
1684: 4b26 ldr r3, [pc, #152] ; (1720 <serial_begin+0x9c>)
1686: 2280 movs r2, #128 ; 0x80
1688: 6819 ldr r1, [r3, #0]
168a: 00d2 lsls r2, r2, #3
168c: 430a orrs r2, r1
168e: 601a str r2, [r3, #0]
rx_buffer_head = 0;
1690: 4a24 ldr r2, [pc, #144] ; (1724 <serial_begin+0xa0>)
1692: 2300 movs r3, #0
1694: 7013 strb r3, [r2, #0]
rx_buffer_tail = 0;
1696: 4a24 ldr r2, [pc, #144] ; (1728 <serial_begin+0xa4>)
1698: 7013 strb r3, [r2, #0]
tx_buffer_head = 0;
169a: 4a24 ldr r2, [pc, #144] ; (172c <serial_begin+0xa8>)
169c: 7013 strb r3, [r2, #0]
tx_buffer_tail = 0;
169e: 4a24 ldr r2, [pc, #144] ; (1730 <serial_begin+0xac>)
16a0: 7013 strb r3, [r2, #0]
transmitting = 0;
16a2: 4a24 ldr r2, [pc, #144] ; (1734 <serial_begin+0xb0>)
16a4: 7013 strb r3, [r2, #0]
switch (rx_pin_num) {
16a6: 4b24 ldr r3, [pc, #144] ; (1738 <serial_begin+0xb4>)
16a8: 781b ldrb r3, [r3, #0]
16aa: 2b03 cmp r3, #3
16ac: d009 beq.n 16c2 <serial_begin+0x3e>
16ae: 2b15 cmp r3, #21
16b0: d004 beq.n 16bc <serial_begin+0x38>
16b2: 2b00 cmp r3, #0
16b4: d108 bne.n 16c8 <serial_begin+0x44>
case 0: CORE_PIN0_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); break;
16b6: 4a21 ldr r2, [pc, #132] ; (173c <serial_begin+0xb8>)
16b8: 4b21 ldr r3, [pc, #132] ; (1740 <serial_begin+0xbc>)
16ba: e004 b.n 16c6 <serial_begin+0x42>
case 21: CORE_PIN21_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); break;
16bc: 4a1f ldr r2, [pc, #124] ; (173c <serial_begin+0xb8>)
16be: 4b21 ldr r3, [pc, #132] ; (1744 <serial_begin+0xc0>)
16c0: e001 b.n 16c6 <serial_begin+0x42>
#if defined(KINETISL)
case 3: CORE_PIN3_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(2); break;
16c2: 4a21 ldr r2, [pc, #132] ; (1748 <serial_begin+0xc4>)
16c4: 4b21 ldr r3, [pc, #132] ; (174c <serial_begin+0xc8>)
16c6: 601a str r2, [r3, #0]
#endif
}
switch (tx_pin_num) {
16c8: 4b21 ldr r3, [pc, #132] ; (1750 <serial_begin+0xcc>)
16ca: 781b ldrb r3, [r3, #0]
16cc: 2b04 cmp r3, #4
16ce: d00b beq.n 16e8 <serial_begin+0x64>
16d0: 2b05 cmp r3, #5
16d2: d005 beq.n 16e0 <serial_begin+0x5c>
16d4: 2b01 cmp r3, #1
16d6: d10b bne.n 16f0 <serial_begin+0x6c>
case 1: CORE_PIN1_CONFIG = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(3); break;
16d8: 22d1 movs r2, #209 ; 0xd1
16da: 0092 lsls r2, r2, #2
16dc: 4b1d ldr r3, [pc, #116] ; (1754 <serial_begin+0xd0>)
16de: e006 b.n 16ee <serial_begin+0x6a>
case 5: CORE_PIN5_CONFIG = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(3); break;
16e0: 22d1 movs r2, #209 ; 0xd1
16e2: 0092 lsls r2, r2, #2
16e4: 4b1c ldr r3, [pc, #112] ; (1758 <serial_begin+0xd4>)
16e6: e002 b.n 16ee <serial_begin+0x6a>
#if defined(KINETISL)
case 4: CORE_PIN4_CONFIG = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(2); break;
16e8: 2291 movs r2, #145 ; 0x91
16ea: 4b1c ldr r3, [pc, #112] ; (175c <serial_begin+0xd8>)
16ec: 0092 lsls r2, r2, #2
16ee: 601a str r2, [r3, #0]
#else
UART0_C1 = 0;
UART0_PFIFO = 0;
#endif
#elif defined(HAS_KINETISL_UART0)
UART0_BDH = (divisor >> 8) & 0x1F;
16f0: 4b1b ldr r3, [pc, #108] ; (1760 <serial_begin+0xdc>)
16f2: 04c2 lsls r2, r0, #19
16f4: 0ed2 lsrs r2, r2, #27
16f6: 701a strb r2, [r3, #0]
UART0_BDL = divisor & 0xFF;
16f8: b2c0 uxtb r0, r0
UART0_C1 = 0;
16fa: 2200 movs r2, #0
UART0_C1 = 0;
UART0_PFIFO = 0;
#endif
#elif defined(HAS_KINETISL_UART0)
UART0_BDH = (divisor >> 8) & 0x1F;
UART0_BDL = divisor & 0xFF;
16fc: 7058 strb r0, [r3, #1]
UART0_C1 = 0;
16fe: 709a strb r2, [r3, #2]
#endif
UART0_C2 = C2_TX_INACTIVE;
1700: 222c movs r2, #44 ; 0x2c
1702: 70da strb r2, [r3, #3]
NVIC_SET_PRIORITY(IRQ_UART0_STATUS, IRQ_PRIORITY);
1704: 4b17 ldr r3, [pc, #92] ; (1764 <serial_begin+0xe0>)
1706: 22ff movs r2, #255 ; 0xff
1708: 6819 ldr r1, [r3, #0]
170a: 4391 bics r1, r2
170c: 1c0a adds r2, r1, #0
170e: 2140 movs r1, #64 ; 0x40
1710: 430a orrs r2, r1
1712: 601a str r2, [r3, #0]
NVIC_ENABLE_IRQ(IRQ_UART0_STATUS);
1714: 4b14 ldr r3, [pc, #80] ; (1768 <serial_begin+0xe4>)
1716: 2280 movs r2, #128 ; 0x80
1718: 0152 lsls r2, r2, #5
171a: 601a str r2, [r3, #0]
}
171c: 4770 bx lr
171e: 46c0 nop ; (mov r8, r8)
1720: 40048034 .word 0x40048034
1724: 1ffffff9 .word 0x1ffffff9
1728: 1fffff75 .word 0x1fffff75
172c: 20000000 .word 0x20000000
1730: 1ffffffa .word 0x1ffffffa
1734: 1fffff74 .word 0x1fffff74
1738: 1fffffb6 .word 0x1fffffb6
173c: 00000313 .word 0x00000313
1740: 4004a040 .word 0x4004a040
1744: 4004c018 .word 0x4004c018
1748: 00000213 .word 0x00000213
174c: 40049004 .word 0x40049004
1750: 1ffffd66 .word 0x1ffffd66
1754: 4004a044 .word 0x4004a044
1758: 4004c01c .word 0x4004c01c
175c: 40049008 .word 0x40049008
1760: 4006a000 .word 0x4006a000
1764: e000e40c .word 0xe000e40c
1768: e000e100 .word 0xe000e100
0000176c <serial_format>:
void serial_format(uint32_t format)
{
176c: b510 push {r4, lr}
uint8_t c;
c = UART0_C1;
176e: 4b12 ldr r3, [pc, #72] ; (17b8 <serial_format+0x4c>)
c = (c & ~0x13) | (format & 0x03); // configure parity
1770: 2213 movs r2, #19
void serial_format(uint32_t format)
{
uint8_t c;
c = UART0_C1;
1772: 7899 ldrb r1, [r3, #2]
c = (c & ~0x13) | (format & 0x03); // configure parity
1774: 4391 bics r1, r2
1776: 2203 movs r2, #3
1778: 4002 ands r2, r0
177a: 430a orrs r2, r1
if (format & 0x04) c |= 0x10; // 9 bits (might include parity)
177c: 0741 lsls r1, r0, #29
177e: d501 bpl.n 1784 <serial_format+0x18>
1780: 2110 movs r1, #16
1782: 430a orrs r2, r1
UART0_C1 = c;
1784: 709a strb r2, [r3, #2]
if ((format & 0x0F) == 0x04) UART0_C3 |= 0x40; // 8N2 is 9 bit with 9th bit always 1
1786: 220f movs r2, #15
uint8_t c;
c = UART0_C1;
c = (c & ~0x13) | (format & 0x03); // configure parity
if (format & 0x04) c |= 0x10; // 9 bits (might include parity)
UART0_C1 = c;
1788: 490b ldr r1, [pc, #44] ; (17b8 <serial_format+0x4c>)
if ((format & 0x0F) == 0x04) UART0_C3 |= 0x40; // 8N2 is 9 bit with 9th bit always 1
178a: 4002 ands r2, r0
178c: 2a04 cmp r2, #4
178e: d103 bne.n 1798 <serial_format+0x2c>
1790: 798a ldrb r2, [r1, #6]
1792: 2440 movs r4, #64 ; 0x40
1794: 4322 orrs r2, r4
1796: 718a strb r2, [r1, #6]
c = UART0_S2 & ~0x10;
1798: 795a ldrb r2, [r3, #5]
179a: 2110 movs r1, #16
179c: 438a bics r2, r1
if (format & 0x10) c |= 0x10; // rx invert
179e: 4208 tst r0, r1
17a0: d000 beq.n 17a4 <serial_format+0x38>
17a2: 430a orrs r2, r1
UART0_S2 = c;
17a4: 715a strb r2, [r3, #5]
c = UART0_C3 & ~0x10;
17a6: 799a ldrb r2, [r3, #6]
17a8: 2110 movs r1, #16
17aa: 438a bics r2, r1
if (format & 0x20) c |= 0x10; // tx invert
17ac: 0684 lsls r4, r0, #26
17ae: d500 bpl.n 17b2 <serial_format+0x46>
17b0: 430a orrs r2, r1
UART0_C3 = c;
17b2: 719a strb r2, [r3, #6]
c = UART0_C4 & 0x1F;
if (format & 0x08) c |= 0x20; // 9 bit mode with parity (requires 10 bits)
UART0_C4 = c;
use9Bits = format & 0x80;
#endif
}
17b4: bd10 pop {r4, pc}
17b6: 46c0 nop ; (mov r8, r8)
17b8: 4006a000 .word 0x4006a000
000017bc <serial_end>:
void serial_end(void)
{
17bc: b508 push {r3, lr}
if (!(SIM_SCGC4 & SIM_SCGC4_UART0)) return;
17be: 4b12 ldr r3, [pc, #72] ; (1808 <serial_end+0x4c>)
17c0: 681b ldr r3, [r3, #0]
17c2: 055a lsls r2, r3, #21
17c4: d51e bpl.n 1804 <serial_end+0x48>
while (transmitting) yield(); // wait for buffered data to send
17c6: 4b11 ldr r3, [pc, #68] ; (180c <serial_end+0x50>)
17c8: 781b ldrb r3, [r3, #0]
17ca: b2db uxtb r3, r3
17cc: 2b00 cmp r3, #0
17ce: d002 beq.n 17d6 <serial_end+0x1a>
17d0: f7ff fe6a bl 14a8 <yield>
17d4: e7f7 b.n 17c6 <serial_end+0xa>
NVIC_DISABLE_IRQ(IRQ_UART0_STATUS);
17d6: 4a0e ldr r2, [pc, #56] ; (1810 <serial_end+0x54>)
17d8: 2180 movs r1, #128 ; 0x80
17da: 0149 lsls r1, r1, #5
17dc: 6011 str r1, [r2, #0]
UART0_C2 = 0;
17de: 4a0d ldr r2, [pc, #52] ; (1814 <serial_end+0x58>)
CORE_PIN0_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_MUX(1);
17e0: 490d ldr r1, [pc, #52] ; (1818 <serial_end+0x5c>)
void serial_end(void)
{
if (!(SIM_SCGC4 & SIM_SCGC4_UART0)) return;
while (transmitting) yield(); // wait for buffered data to send
NVIC_DISABLE_IRQ(IRQ_UART0_STATUS);
UART0_C2 = 0;
17e2: 70d3 strb r3, [r2, #3]
CORE_PIN0_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_MUX(1);
17e4: 2204 movs r2, #4
17e6: 32ff adds r2, #255 ; 0xff
17e8: 600a str r2, [r1, #0]
CORE_PIN1_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_MUX(1);
17ea: 490c ldr r1, [pc, #48] ; (181c <serial_end+0x60>)
17ec: 600a str r2, [r1, #0]
rx_buffer_head = 0;
17ee: 4a0c ldr r2, [pc, #48] ; (1820 <serial_end+0x64>)
17f0: 7013 strb r3, [r2, #0]
rx_buffer_tail = 0;
17f2: 4a0c ldr r2, [pc, #48] ; (1824 <serial_end+0x68>)
17f4: 7013 strb r3, [r2, #0]
if (rts_pin) rts_deassert();
17f6: 4b0c ldr r3, [pc, #48] ; (1828 <serial_end+0x6c>)
17f8: 681b ldr r3, [r3, #0]
17fa: 2b00 cmp r3, #0
17fc: d002 beq.n 1804 <serial_end+0x48>
17fe: 4a0b ldr r2, [pc, #44] ; (182c <serial_end+0x70>)
1800: 7812 ldrb r2, [r2, #0]
1802: 711a strb r2, [r3, #4]
}
1804: bd08 pop {r3, pc}
1806: 46c0 nop ; (mov r8, r8)
1808: 40048034 .word 0x40048034
180c: 1fffff74 .word 0x1fffff74
1810: e000e180 .word 0xe000e180
1814: 4006a000 .word 0x4006a000
1818: 4004a040 .word 0x4004a040
181c: 4004a044 .word 0x4004a044
1820: 1ffffff9 .word 0x1ffffff9
1824: 1fffff75 .word 0x1fffff75
1828: 1fffff70 .word 0x1fffff70
182c: 1fffffb7 .word 0x1fffffb7
00001830 <serial_set_transmit_pin>:
void serial_set_transmit_pin(uint8_t pin)
{
1830: b538 push {r3, r4, r5, lr}
1832: 1c04 adds r4, r0, #0
while (transmitting) ;
1834: 4b0b ldr r3, [pc, #44] ; (1864 <serial_set_transmit_pin+0x34>)
1836: 781d ldrb r5, [r3, #0]
1838: b2ed uxtb r5, r5
183a: 2d00 cmp r5, #0
183c: d1fa bne.n 1834 <serial_set_transmit_pin+0x4>
pinMode(pin, OUTPUT);
183e: 1c20 adds r0, r4, #0
1840: 2101 movs r1, #1
1842: f7fe ff51 bl 6e8 <pinMode>
digitalWrite(pin, LOW);
1846: 1c29 adds r1, r5, #0
1848: 1c20 adds r0, r4, #0
184a: f7fe ff2d bl 6a8 <digitalWrite>
transmit_pin = portOutputRegister(pin);
184e: 220c movs r2, #12
1850: 4354 muls r4, r2
1852: 4b05 ldr r3, [pc, #20] ; (1868 <serial_set_transmit_pin+0x38>)
1854: 4a05 ldr r2, [pc, #20] ; (186c <serial_set_transmit_pin+0x3c>)
1856: 58e1 ldr r1, [r4, r3]
#if defined(KINETISL)
transmit_mask = digitalPinToBitMask(pin);
1858: 191c adds r4, r3, r4
void serial_set_transmit_pin(uint8_t pin)
{
while (transmitting) ;
pinMode(pin, OUTPUT);
digitalWrite(pin, LOW);
transmit_pin = portOutputRegister(pin);
185a: 6011 str r1, [r2, #0]
#if defined(KINETISL)
transmit_mask = digitalPinToBitMask(pin);
185c: 4b04 ldr r3, [pc, #16] ; (1870 <serial_set_transmit_pin+0x40>)
185e: 7a22 ldrb r2, [r4, #8]
1860: 701a strb r2, [r3, #0]
#endif
}
1862: bd38 pop {r3, r4, r5, pc}
1864: 1fffff74 .word 0x1fffff74
1868: 00002d64 .word 0x00002d64
186c: 1ffffffc .word 0x1ffffffc
1870: 1ffffff8 .word 0x1ffffff8
00001874 <serial_set_tx>:
void serial_set_tx(uint8_t pin, uint8_t opendrain)
{
1874: b530 push {r4, r5, lr}
uint32_t cfg;
if (opendrain) pin |= 128;
1876: 2900 cmp r1, #0
1878: d001 beq.n 187e <serial_set_tx+0xa>
187a: 2380 movs r3, #128 ; 0x80
187c: 4318 orrs r0, r3
if (pin == tx_pin_num) return;
187e: 4a22 ldr r2, [pc, #136] ; (1908 <serial_set_tx+0x94>)
1880: 7813 ldrb r3, [r2, #0]
1882: 1c14 adds r4, r2, #0
1884: 4298 cmp r0, r3
1886: d03e beq.n 1906 <serial_set_tx+0x92>
if ((SIM_SCGC4 & SIM_SCGC4_UART0)) {
1888: 4a20 ldr r2, [pc, #128] ; (190c <serial_set_tx+0x98>)
188a: 6812 ldr r2, [r2, #0]
188c: 0555 lsls r5, r2, #21
188e: d539 bpl.n 1904 <serial_set_tx+0x90>
switch (tx_pin_num & 127) {
1890: 227f movs r2, #127 ; 0x7f
1892: 4013 ands r3, r2
1894: 2b04 cmp r3, #4
1896: d00f beq.n 18b8 <serial_set_tx+0x44>
1898: d804 bhi.n 18a4 <serial_set_tx+0x30>
189a: 2b01 cmp r3, #1
189c: d10f bne.n 18be <serial_set_tx+0x4a>
case 1: CORE_PIN1_CONFIG = 0; break; // PTB17
189e: 2200 movs r2, #0
18a0: 4b1b ldr r3, [pc, #108] ; (1910 <serial_set_tx+0x9c>)
18a2: e00b b.n 18bc <serial_set_tx+0x48>
uint32_t cfg;
if (opendrain) pin |= 128;
if (pin == tx_pin_num) return;
if ((SIM_SCGC4 & SIM_SCGC4_UART0)) {
switch (tx_pin_num & 127) {
18a4: 2b05 cmp r3, #5
18a6: d004 beq.n 18b2 <serial_set_tx+0x3e>
18a8: 2b18 cmp r3, #24
18aa: d108 bne.n 18be <serial_set_tx+0x4a>
case 1: CORE_PIN1_CONFIG = 0; break; // PTB17
case 5: CORE_PIN5_CONFIG = 0; break; // PTD7
#if defined(KINETISL)
case 4: CORE_PIN4_CONFIG = 0; break; // PTA2
case 24: CORE_PIN24_CONFIG = 0; break; // PTE20
18ac: 2200 movs r2, #0
18ae: 4b19 ldr r3, [pc, #100] ; (1914 <serial_set_tx+0xa0>)
18b0: e004 b.n 18bc <serial_set_tx+0x48>
if (opendrain) pin |= 128;
if (pin == tx_pin_num) return;
if ((SIM_SCGC4 & SIM_SCGC4_UART0)) {
switch (tx_pin_num & 127) {
case 1: CORE_PIN1_CONFIG = 0; break; // PTB17
case 5: CORE_PIN5_CONFIG = 0; break; // PTD7
18b2: 2200 movs r2, #0
18b4: 4b18 ldr r3, [pc, #96] ; (1918 <serial_set_tx+0xa4>)
18b6: e001 b.n 18bc <serial_set_tx+0x48>
#if defined(KINETISL)
case 4: CORE_PIN4_CONFIG = 0; break; // PTA2
18b8: 4b18 ldr r3, [pc, #96] ; (191c <serial_set_tx+0xa8>)
18ba: 2200 movs r2, #0
case 24: CORE_PIN24_CONFIG = 0; break; // PTE20
18bc: 601a str r2, [r3, #0]
#endif
}
if (opendrain) {
cfg = PORT_PCR_DSE | PORT_PCR_ODE;
} else {
cfg = PORT_PCR_DSE | PORT_PCR_SRE;
18be: 2344 movs r3, #68 ; 0x44
#endif
#if defined(__MK64FX512__) || defined(__MK66FX1M0__)
case 26: CORE_PIN26_CONFIG = 0; break; //PTA14
#endif
}
if (opendrain) {
18c0: 2900 cmp r1, #0
18c2: d000 beq.n 18c6 <serial_set_tx+0x52>
cfg = PORT_PCR_DSE | PORT_PCR_ODE;
18c4: 2360 movs r3, #96 ; 0x60
} else {
cfg = PORT_PCR_DSE | PORT_PCR_SRE;
}
switch (pin & 127) {
18c6: 227f movs r2, #127 ; 0x7f
18c8: 4002 ands r2, r0
18ca: 2a04 cmp r2, #4
18cc: d015 beq.n 18fa <serial_set_tx+0x86>
18ce: d806 bhi.n 18de <serial_set_tx+0x6a>
18d0: 2a01 cmp r2, #1
18d2: d117 bne.n 1904 <serial_set_tx+0x90>
case 1: CORE_PIN1_CONFIG = cfg | PORT_PCR_MUX(3); break;
18d4: 22c0 movs r2, #192 ; 0xc0
18d6: 0092 lsls r2, r2, #2
18d8: 4313 orrs r3, r2
18da: 4a0d ldr r2, [pc, #52] ; (1910 <serial_set_tx+0x9c>)
18dc: e011 b.n 1902 <serial_set_tx+0x8e>
if (opendrain) {
cfg = PORT_PCR_DSE | PORT_PCR_ODE;
} else {
cfg = PORT_PCR_DSE | PORT_PCR_SRE;
}
switch (pin & 127) {
18de: 2a05 cmp r2, #5
18e0: d006 beq.n 18f0 <serial_set_tx+0x7c>
18e2: 2a18 cmp r2, #24
18e4: d10e bne.n 1904 <serial_set_tx+0x90>
case 1: CORE_PIN1_CONFIG = cfg | PORT_PCR_MUX(3); break;
case 5: CORE_PIN5_CONFIG = cfg | PORT_PCR_MUX(3); break;
#if defined(KINETISL)
case 4: CORE_PIN4_CONFIG = cfg | PORT_PCR_MUX(2); break;
case 24: CORE_PIN24_CONFIG = cfg | PORT_PCR_MUX(4); break;
18e6: 2280 movs r2, #128 ; 0x80
18e8: 00d2 lsls r2, r2, #3
18ea: 4313 orrs r3, r2
18ec: 4a09 ldr r2, [pc, #36] ; (1914 <serial_set_tx+0xa0>)
18ee: e008 b.n 1902 <serial_set_tx+0x8e>
} else {
cfg = PORT_PCR_DSE | PORT_PCR_SRE;
}
switch (pin & 127) {
case 1: CORE_PIN1_CONFIG = cfg | PORT_PCR_MUX(3); break;
case 5: CORE_PIN5_CONFIG = cfg | PORT_PCR_MUX(3); break;
18f0: 22c0 movs r2, #192 ; 0xc0
18f2: 0092 lsls r2, r2, #2
18f4: 4313 orrs r3, r2
18f6: 4a08 ldr r2, [pc, #32] ; (1918 <serial_set_tx+0xa4>)
18f8: e003 b.n 1902 <serial_set_tx+0x8e>
#if defined(KINETISL)
case 4: CORE_PIN4_CONFIG = cfg | PORT_PCR_MUX(2); break;
18fa: 2280 movs r2, #128 ; 0x80
18fc: 0092 lsls r2, r2, #2
18fe: 4313 orrs r3, r2
1900: 4a06 ldr r2, [pc, #24] ; (191c <serial_set_tx+0xa8>)
case 24: CORE_PIN24_CONFIG = cfg | PORT_PCR_MUX(4); break;
1902: 6013 str r3, [r2, #0]
#if defined(__MK64FX512__) || defined(__MK66FX1M0__)
case 26: CORE_PIN26_CONFIG = cfg | PORT_PCR_MUX(3); break;
#endif
}
}
tx_pin_num = pin;
1904: 7020 strb r0, [r4, #0]
}
1906: bd30 pop {r4, r5, pc}
1908: 1ffffd66 .word 0x1ffffd66
190c: 40048034 .word 0x40048034
1910: 4004a044 .word 0x4004a044
1914: 4004d050 .word 0x4004d050
1918: 4004c01c .word 0x4004c01c
191c: 40049008 .word 0x40049008
00001920 <serial_set_rx>:
void serial_set_rx(uint8_t pin)
{
1920: b510 push {r4, lr}
if (pin == rx_pin_num) return;
1922: 4a1a ldr r2, [pc, #104] ; (198c <serial_set_rx+0x6c>)
1924: 7813 ldrb r3, [r2, #0]
1926: 4298 cmp r0, r3
1928: d02e beq.n 1988 <serial_set_rx+0x68>
if ((SIM_SCGC4 & SIM_SCGC4_UART0)) {
192a: 4919 ldr r1, [pc, #100] ; (1990 <serial_set_rx+0x70>)
192c: 6809 ldr r1, [r1, #0]
192e: 054c lsls r4, r1, #21
1930: d529 bpl.n 1986 <serial_set_rx+0x66>
switch (rx_pin_num) {
1932: 2b03 cmp r3, #3
1934: d00f beq.n 1956 <serial_set_rx+0x36>
1936: d804 bhi.n 1942 <serial_set_rx+0x22>
1938: 2b00 cmp r3, #0
193a: d10f bne.n 195c <serial_set_rx+0x3c>
case 0: CORE_PIN0_CONFIG = 0; break; // PTB16
193c: 4915 ldr r1, [pc, #84] ; (1994 <serial_set_rx+0x74>)
193e: 600b str r3, [r1, #0]
1940: e00c b.n 195c <serial_set_rx+0x3c>
void serial_set_rx(uint8_t pin)
{
if (pin == rx_pin_num) return;
if ((SIM_SCGC4 & SIM_SCGC4_UART0)) {
switch (rx_pin_num) {
1942: 2b15 cmp r3, #21
1944: d004 beq.n 1950 <serial_set_rx+0x30>
1946: 2b19 cmp r3, #25
1948: d108 bne.n 195c <serial_set_rx+0x3c>
case 0: CORE_PIN0_CONFIG = 0; break; // PTB16
case 21: CORE_PIN21_CONFIG = 0; break; // PTD6
#if defined(KINETISL)
case 3: CORE_PIN3_CONFIG = 0; break; // PTA1
case 25: CORE_PIN25_CONFIG = 0; break; // PTE21
194a: 2100 movs r1, #0
194c: 4b12 ldr r3, [pc, #72] ; (1998 <serial_set_rx+0x78>)
194e: e004 b.n 195a <serial_set_rx+0x3a>
{
if (pin == rx_pin_num) return;
if ((SIM_SCGC4 & SIM_SCGC4_UART0)) {
switch (rx_pin_num) {
case 0: CORE_PIN0_CONFIG = 0; break; // PTB16
case 21: CORE_PIN21_CONFIG = 0; break; // PTD6
1950: 2100 movs r1, #0
1952: 4b12 ldr r3, [pc, #72] ; (199c <serial_set_rx+0x7c>)
1954: e001 b.n 195a <serial_set_rx+0x3a>
#if defined(KINETISL)
case 3: CORE_PIN3_CONFIG = 0; break; // PTA1
1956: 4b12 ldr r3, [pc, #72] ; (19a0 <serial_set_rx+0x80>)
1958: 2100 movs r1, #0
case 25: CORE_PIN25_CONFIG = 0; break; // PTE21
195a: 6019 str r1, [r3, #0]
#endif
#if defined(__MK64FX512__) || defined(__MK66FX1M0__)
case 27: CORE_PIN27_CONFIG = 0; break; // PTA15
#endif
}
switch (pin) {
195c: 2803 cmp r0, #3
195e: d00f beq.n 1980 <serial_set_rx+0x60>
1960: d804 bhi.n 196c <serial_set_rx+0x4c>
1962: 2800 cmp r0, #0
1964: d10f bne.n 1986 <serial_set_rx+0x66>
case 0: CORE_PIN0_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); break;
1966: 490f ldr r1, [pc, #60] ; (19a4 <serial_set_rx+0x84>)
1968: 4b0a ldr r3, [pc, #40] ; (1994 <serial_set_rx+0x74>)
196a: e00b b.n 1984 <serial_set_rx+0x64>
#endif
#if defined(__MK64FX512__) || defined(__MK66FX1M0__)
case 27: CORE_PIN27_CONFIG = 0; break; // PTA15
#endif
}
switch (pin) {
196c: 2815 cmp r0, #21
196e: d004 beq.n 197a <serial_set_rx+0x5a>
1970: 2819 cmp r0, #25
1972: d108 bne.n 1986 <serial_set_rx+0x66>
case 0: CORE_PIN0_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); break;
case 21: CORE_PIN21_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); break;
#if defined(KINETISL)
case 3: CORE_PIN3_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(2); break;
case 25: CORE_PIN25_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(4); break;
1974: 490c ldr r1, [pc, #48] ; (19a8 <serial_set_rx+0x88>)
1976: 4b08 ldr r3, [pc, #32] ; (1998 <serial_set_rx+0x78>)
1978: e004 b.n 1984 <serial_set_rx+0x64>
case 27: CORE_PIN27_CONFIG = 0; break; // PTA15
#endif
}
switch (pin) {
case 0: CORE_PIN0_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); break;
case 21: CORE_PIN21_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); break;
197a: 490a ldr r1, [pc, #40] ; (19a4 <serial_set_rx+0x84>)
197c: 4b07 ldr r3, [pc, #28] ; (199c <serial_set_rx+0x7c>)
197e: e001 b.n 1984 <serial_set_rx+0x64>
#if defined(KINETISL)
case 3: CORE_PIN3_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(2); break;
1980: 490a ldr r1, [pc, #40] ; (19ac <serial_set_rx+0x8c>)
1982: 4b07 ldr r3, [pc, #28] ; (19a0 <serial_set_rx+0x80>)
case 25: CORE_PIN25_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(4); break;
1984: 6019 str r1, [r3, #0]
#if defined(__MK64FX512__) || defined(__MK66FX1M0__)
case 27: CORE_PIN27_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); break;
#endif
}
}
rx_pin_num = pin;
1986: 7010 strb r0, [r2, #0]
}
1988: bd10 pop {r4, pc}
198a: 46c0 nop ; (mov r8, r8)
198c: 1fffffb6 .word 0x1fffffb6
1990: 40048034 .word 0x40048034
1994: 4004a040 .word 0x4004a040
1998: 4004d054 .word 0x4004d054
199c: 4004c018 .word 0x4004c018
19a0: 40049004 .word 0x40049004
19a4: 00000313 .word 0x00000313
19a8: 00000413 .word 0x00000413
19ac: 00000213 .word 0x00000213
000019b0 <serial_set_rts>:
int serial_set_rts(uint8_t pin)
{
19b0: b538 push {r3, r4, r5, lr}
if (!(SIM_SCGC4 & SIM_SCGC4_UART0)) return 0;
19b2: 4b0e ldr r3, [pc, #56] ; (19ec <serial_set_rts+0x3c>)
19b4: 681a ldr r2, [r3, #0]
19b6: 2300 movs r3, #0
19b8: 0551 lsls r1, r2, #21
19ba: d514 bpl.n 19e6 <serial_set_rts+0x36>
19bc: 4c0c ldr r4, [pc, #48] ; (19f0 <serial_set_rts+0x40>)
if (pin < CORE_NUM_DIGITAL) {
19be: 281a cmp r0, #26
19c0: d810 bhi.n 19e4 <serial_set_rts+0x34>
rts_pin = portOutputRegister(pin);
19c2: 230c movs r3, #12
19c4: 4343 muls r3, r0
19c6: 4a0b ldr r2, [pc, #44] ; (19f4 <serial_set_rts+0x44>)
#if defined(KINETISL)
rts_mask = digitalPinToBitMask(pin);
19c8: 4d0b ldr r5, [pc, #44] ; (19f8 <serial_set_rts+0x48>)
int serial_set_rts(uint8_t pin)
{
if (!(SIM_SCGC4 & SIM_SCGC4_UART0)) return 0;
if (pin < CORE_NUM_DIGITAL) {
rts_pin = portOutputRegister(pin);
19ca: 5899 ldr r1, [r3, r2]
#if defined(KINETISL)
rts_mask = digitalPinToBitMask(pin);
19cc: 18d3 adds r3, r2, r3
19ce: 7a1b ldrb r3, [r3, #8]
int serial_set_rts(uint8_t pin)
{
if (!(SIM_SCGC4 & SIM_SCGC4_UART0)) return 0;
if (pin < CORE_NUM_DIGITAL) {
rts_pin = portOutputRegister(pin);
19d0: 6021 str r1, [r4, #0]
#if defined(KINETISL)
rts_mask = digitalPinToBitMask(pin);
#endif
pinMode(pin, OUTPUT);
19d2: 2101 movs r1, #1
{
if (!(SIM_SCGC4 & SIM_SCGC4_UART0)) return 0;
if (pin < CORE_NUM_DIGITAL) {
rts_pin = portOutputRegister(pin);
#if defined(KINETISL)
rts_mask = digitalPinToBitMask(pin);
19d4: 702b strb r3, [r5, #0]
#endif
pinMode(pin, OUTPUT);
19d6: f7fe fe87 bl 6e8 <pinMode>
rts_assert();
19da: 6823 ldr r3, [r4, #0]
19dc: 782a ldrb r2, [r5, #0]
19de: 721a strb r2, [r3, #8]
UART0_MODEM &= ~UART_MODEM_RXRTSE;
return 0;
}
UART0_MODEM |= UART_MODEM_RXRTSE;
*/
return 1;
19e0: 2301 movs r3, #1
19e2: e000 b.n 19e6 <serial_set_rts+0x36>
rts_mask = digitalPinToBitMask(pin);
#endif
pinMode(pin, OUTPUT);
rts_assert();
} else {
rts_pin = NULL;
19e4: 6023 str r3, [r4, #0]
return 0;
}
UART0_MODEM |= UART_MODEM_RXRTSE;
*/
return 1;
}
19e6: 1c18 adds r0, r3, #0
19e8: bd38 pop {r3, r4, r5, pc}
19ea: 46c0 nop ; (mov r8, r8)
19ec: 40048034 .word 0x40048034
19f0: 1fffff70 .word 0x1fffff70
19f4: 00002d64 .word 0x00002d64
19f8: 1fffffb7 .word 0x1fffffb7
000019fc <serial_set_cts>:
UART0_MODEM |= UART_MODEM_TXCTSE;
return 1;
#else
return 0;
#endif
}
19fc: 2000 movs r0, #0
19fe: 4770 bx lr
00001a00 <serial_putchar>:
void serial_putchar(uint32_t c)
{
1a00: b5f8 push {r3, r4, r5, r6, r7, lr}
uint32_t head, n;
if (!(SIM_SCGC4 & SIM_SCGC4_UART0)) return;
1a02: 4b21 ldr r3, [pc, #132] ; (1a88 <serial_putchar+0x88>)
return 0;
#endif
}
void serial_putchar(uint32_t c)
{
1a04: 1c07 adds r7, r0, #0
uint32_t head, n;
if (!(SIM_SCGC4 & SIM_SCGC4_UART0)) return;
1a06: 681b ldr r3, [r3, #0]
1a08: 055a lsls r2, r3, #21
1a0a: d53b bpl.n 1a84 <serial_putchar+0x84>
if (transmit_pin) transmit_assert();
1a0c: 4b1f ldr r3, [pc, #124] ; (1a8c <serial_putchar+0x8c>)
1a0e: 681b ldr r3, [r3, #0]
1a10: 2b00 cmp r3, #0
1a12: d002 beq.n 1a1a <serial_putchar+0x1a>
1a14: 4a1e ldr r2, [pc, #120] ; (1a90 <serial_putchar+0x90>)
1a16: 7812 ldrb r2, [r2, #0]
1a18: 711a strb r2, [r3, #4]
head = tx_buffer_head;
1a1a: 4e1e ldr r6, [pc, #120] ; (1a94 <serial_putchar+0x94>)
if (++head >= TX_BUFFER_SIZE) head = 0;
1a1c: 2300 movs r3, #0
{
uint32_t head, n;
if (!(SIM_SCGC4 & SIM_SCGC4_UART0)) return;
if (transmit_pin) transmit_assert();
head = tx_buffer_head;
1a1e: 7834 ldrb r4, [r6, #0]
if (++head >= TX_BUFFER_SIZE) head = 0;
1a20: 223f movs r2, #63 ; 0x3f
1a22: 3401 adds r4, #1
1a24: 42a2 cmp r2, r4
1a26: 415b adcs r3, r3
1a28: 425b negs r3, r3
1a2a: 401c ands r4, r3
while (tx_buffer_tail == head) {
1a2c: 4d1a ldr r5, [pc, #104] ; (1a98 <serial_putchar+0x98>)
1a2e: 782b ldrb r3, [r5, #0]
1a30: 42a3 cmp r3, r4
1a32: d11c bne.n 1a6e <serial_putchar+0x6e>
int priority = nvic_execution_priority();
1a34: f7ff fdd2 bl 15dc <nvic_execution_priority>
if (priority <= IRQ_PRIORITY) {
1a38: 2840 cmp r0, #64 ; 0x40
1a3a: dc13 bgt.n 1a64 <serial_putchar+0x64>
if ((UART0_S1 & UART_S1_TDRE)) {
1a3c: 4a17 ldr r2, [pc, #92] ; (1a9c <serial_putchar+0x9c>)
1a3e: 7913 ldrb r3, [r2, #4]
1a40: b25b sxtb r3, r3
1a42: 2b00 cmp r3, #0
1a44: daf2 bge.n 1a2c <serial_putchar+0x2c>
uint32_t tail = tx_buffer_tail;
1a46: 782b ldrb r3, [r5, #0]
if (++tail >= TX_BUFFER_SIZE) tail = 0;
1a48: 2100 movs r1, #0
1a4a: 3301 adds r3, #1
1a4c: 203f movs r0, #63 ; 0x3f
1a4e: 4298 cmp r0, r3
1a50: 4149 adcs r1, r1
1a52: 4249 negs r1, r1
1a54: 400b ands r3, r1
n = tx_buffer[tail];
1a56: 4912 ldr r1, [pc, #72] ; (1aa0 <serial_putchar+0xa0>)
1a58: 5cc9 ldrb r1, [r1, r3]
if (use9Bits) UART0_C3 = (UART0_C3 & ~0x40) | ((n & 0x100) >> 2);
UART0_D = n;
tx_buffer_tail = tail;
1a5a: b2db uxtb r3, r3
int priority = nvic_execution_priority();
if (priority <= IRQ_PRIORITY) {
if ((UART0_S1 & UART_S1_TDRE)) {
uint32_t tail = tx_buffer_tail;
if (++tail >= TX_BUFFER_SIZE) tail = 0;
n = tx_buffer[tail];
1a5c: b2c9 uxtb r1, r1
if (use9Bits) UART0_C3 = (UART0_C3 & ~0x40) | ((n & 0x100) >> 2);
UART0_D = n;
1a5e: 71d1 strb r1, [r2, #7]
tx_buffer_tail = tail;
1a60: 702b strb r3, [r5, #0]
1a62: e7e3 b.n 1a2c <serial_putchar+0x2c>
}
} else if (priority >= 256) {
1a64: 28ff cmp r0, #255 ; 0xff
1a66: dde1 ble.n 1a2c <serial_putchar+0x2c>
yield();
1a68: f7ff fd1e bl 14a8 <yield>
1a6c: e7de b.n 1a2c <serial_putchar+0x2c>
}
}
tx_buffer[head] = c;
1a6e: 4b0c ldr r3, [pc, #48] ; (1aa0 <serial_putchar+0xa0>)
1a70: b2ff uxtb r7, r7
1a72: 551f strb r7, [r3, r4]
transmitting = 1;
1a74: 4b0b ldr r3, [pc, #44] ; (1aa4 <serial_putchar+0xa4>)
1a76: 2201 movs r2, #1
1a78: 701a strb r2, [r3, #0]
tx_buffer_head = head;
UART0_C2 = C2_TX_ACTIVE;
1a7a: 4b08 ldr r3, [pc, #32] ; (1a9c <serial_putchar+0x9c>)
yield();
}
}
tx_buffer[head] = c;
transmitting = 1;
tx_buffer_head = head;
1a7c: b2e4 uxtb r4, r4
UART0_C2 = C2_TX_ACTIVE;
1a7e: 22ac movs r2, #172 ; 0xac
yield();
}
}
tx_buffer[head] = c;
transmitting = 1;
tx_buffer_head = head;
1a80: 7034 strb r4, [r6, #0]
UART0_C2 = C2_TX_ACTIVE;
1a82: 70da strb r2, [r3, #3]
}
1a84: bdf8 pop {r3, r4, r5, r6, r7, pc}
1a86: 46c0 nop ; (mov r8, r8)
1a88: 40048034 .word 0x40048034
1a8c: 1ffffffc .word 0x1ffffffc
1a90: 1ffffff8 .word 0x1ffffff8
1a94: 20000000 .word 0x20000000
1a98: 1ffffffa .word 0x1ffffffa
1a9c: 4006a000 .word 0x4006a000
1aa0: 1fffff76 .word 0x1fffff76
1aa4: 1fffff74 .word 0x1fffff74
00001aa8 <serial_write>:
}
UART0_C2 = C2_TX_ACTIVE;
}
#else
void serial_write(const void *buf, unsigned int count)
{
1aa8: b538 push {r3, r4, r5, lr}
1aaa: 1c04 adds r4, r0, #0
1aac: 1845 adds r5, r0, r1
const uint8_t *p = (const uint8_t *)buf;
while (count-- > 0) serial_putchar(*p++);
1aae: 42ac cmp r4, r5
1ab0: d004 beq.n 1abc <serial_write+0x14>
1ab2: 7820 ldrb r0, [r4, #0]
1ab4: f7ff ffa4 bl 1a00 <serial_putchar>
1ab8: 3401 adds r4, #1
1aba: e7f8 b.n 1aae <serial_write+0x6>
}
1abc: bd38 pop {r3, r4, r5, pc}
1abe: ffff b508 vabal.u<illegal width 64> <illegal reg q13.5>, d15, d8
00001ac0 <serial_flush>:
#endif
void serial_flush(void)
{
1ac0: b508 push {r3, lr}
while (transmitting) yield(); // wait
1ac2: 4b04 ldr r3, [pc, #16] ; (1ad4 <serial_flush+0x14>)
1ac4: 781b ldrb r3, [r3, #0]
1ac6: 2b00 cmp r3, #0
1ac8: d002 beq.n 1ad0 <serial_flush+0x10>
1aca: f7ff fced bl 14a8 <yield>
1ace: e7f8 b.n 1ac2 <serial_flush+0x2>
}
1ad0: bd08 pop {r3, pc}
1ad2: 46c0 nop ; (mov r8, r8)
1ad4: 1fffff74 .word 0x1fffff74
00001ad8 <serial_write_buffer_free>:
int serial_write_buffer_free(void)
{
uint32_t head, tail;
head = tx_buffer_head;
1ad8: 4b06 ldr r3, [pc, #24] ; (1af4 <serial_write_buffer_free+0x1c>)
tail = tx_buffer_tail;
1ada: 4a07 ldr r2, [pc, #28] ; (1af8 <serial_write_buffer_free+0x20>)
int serial_write_buffer_free(void)
{
uint32_t head, tail;
head = tx_buffer_head;
1adc: 781b ldrb r3, [r3, #0]
tail = tx_buffer_tail;
1ade: 7810 ldrb r0, [r2, #0]
int serial_write_buffer_free(void)
{
uint32_t head, tail;
head = tx_buffer_head;
1ae0: b2db uxtb r3, r3
tail = tx_buffer_tail;
1ae2: b2c0 uxtb r0, r0
if (head >= tail) return TX_BUFFER_SIZE - 1 - head + tail;
1ae4: 4283 cmp r3, r0
1ae6: d301 bcc.n 1aec <serial_write_buffer_free+0x14>
1ae8: 303f adds r0, #63 ; 0x3f
1aea: e000 b.n 1aee <serial_write_buffer_free+0x16>
return tail - head - 1;
1aec: 3801 subs r0, #1
1aee: 1ac0 subs r0, r0, r3
}
1af0: 4770 bx lr
1af2: 46c0 nop ; (mov r8, r8)
1af4: 20000000 .word 0x20000000
1af8: 1ffffffa .word 0x1ffffffa
00001afc <serial_available>:
int serial_available(void)
{
uint32_t head, tail;
head = rx_buffer_head;
1afc: 4b05 ldr r3, [pc, #20] ; (1b14 <serial_available+0x18>)
1afe: 7818 ldrb r0, [r3, #0]
tail = rx_buffer_tail;
1b00: 4b05 ldr r3, [pc, #20] ; (1b18 <serial_available+0x1c>)
int serial_available(void)
{
uint32_t head, tail;
head = rx_buffer_head;
1b02: b2c0 uxtb r0, r0
tail = rx_buffer_tail;
1b04: 781b ldrb r3, [r3, #0]
1b06: b2db uxtb r3, r3
if (head >= tail) return head - tail;
1b08: 4298 cmp r0, r3
1b0a: d200 bcs.n 1b0e <serial_available+0x12>
return RX_BUFFER_SIZE + head - tail;
1b0c: 3040 adds r0, #64 ; 0x40
1b0e: 1ac0 subs r0, r0, r3
}
1b10: 4770 bx lr
1b12: 46c0 nop ; (mov r8, r8)
1b14: 1ffffff9 .word 0x1ffffff9
1b18: 1fffff75 .word 0x1fffff75
00001b1c <serial_getchar>:
int serial_getchar(void)
{
1b1c: b510 push {r4, lr}
uint32_t head, tail;
int c;
head = rx_buffer_head;
1b1e: 4b12 ldr r3, [pc, #72] ; (1b68 <serial_getchar+0x4c>)
tail = rx_buffer_tail;
1b20: 4912 ldr r1, [pc, #72] ; (1b6c <serial_getchar+0x50>)
int serial_getchar(void)
{
uint32_t head, tail;
int c;
head = rx_buffer_head;
1b22: 781a ldrb r2, [r3, #0]
tail = rx_buffer_tail;
1b24: 780b ldrb r3, [r1, #0]
int serial_getchar(void)
{
uint32_t head, tail;
int c;
head = rx_buffer_head;
1b26: b2d2 uxtb r2, r2
tail = rx_buffer_tail;
1b28: b2db uxtb r3, r3
if (head == tail) return -1;
1b2a: 429a cmp r2, r3
1b2c: d019 beq.n 1b62 <serial_getchar+0x46>
if (++tail >= RX_BUFFER_SIZE) tail = 0;
1b2e: 3301 adds r3, #1
1b30: 243f movs r4, #63 ; 0x3f
1b32: 2000 movs r0, #0
1b34: 429c cmp r4, r3
1b36: 4140 adcs r0, r0
1b38: 4240 negs r0, r0
1b3a: 4003 ands r3, r0
c = rx_buffer[tail];
1b3c: 480c ldr r0, [pc, #48] ; (1b70 <serial_getchar+0x54>)
rx_buffer_tail = tail;
1b3e: b2dc uxtb r4, r3
head = rx_buffer_head;
tail = rx_buffer_tail;
if (head == tail) return -1;
if (++tail >= RX_BUFFER_SIZE) tail = 0;
c = rx_buffer[tail];
1b40: 5cc0 ldrb r0, [r0, r3]
rx_buffer_tail = tail;
1b42: 700c strb r4, [r1, #0]
if (rts_pin) {
1b44: 490b ldr r1, [pc, #44] ; (1b74 <serial_getchar+0x58>)
head = rx_buffer_head;
tail = rx_buffer_tail;
if (head == tail) return -1;
if (++tail >= RX_BUFFER_SIZE) tail = 0;
c = rx_buffer[tail];
1b46: b2c0 uxtb r0, r0
rx_buffer_tail = tail;
if (rts_pin) {
1b48: 6809 ldr r1, [r1, #0]
1b4a: 2900 cmp r1, #0
1b4c: d00b beq.n 1b66 <serial_getchar+0x4a>
int avail;
if (head >= tail) avail = head - tail;
1b4e: 429a cmp r2, r3
1b50: d200 bcs.n 1b54 <serial_getchar+0x38>
else avail = RX_BUFFER_SIZE + head - tail;
1b52: 3240 adds r2, #64 ; 0x40
1b54: 1ad3 subs r3, r2, r3
if (avail <= RTS_LOW_WATERMARK) rts_assert();
1b56: 2b1a cmp r3, #26
1b58: dc05 bgt.n 1b66 <serial_getchar+0x4a>
1b5a: 4b07 ldr r3, [pc, #28] ; (1b78 <serial_getchar+0x5c>)
1b5c: 781b ldrb r3, [r3, #0]
1b5e: 720b strb r3, [r1, #8]
1b60: e001 b.n 1b66 <serial_getchar+0x4a>
uint32_t head, tail;
int c;
head = rx_buffer_head;
tail = rx_buffer_tail;
if (head == tail) return -1;
1b62: 2001 movs r0, #1
1b64: 4240 negs r0, r0
if (head >= tail) avail = head - tail;
else avail = RX_BUFFER_SIZE + head - tail;
if (avail <= RTS_LOW_WATERMARK) rts_assert();
}
return c;
}
1b66: bd10 pop {r4, pc}
1b68: 1ffffff9 .word 0x1ffffff9
1b6c: 1fffff75 .word 0x1fffff75
1b70: 1fffffb8 .word 0x1fffffb8
1b74: 1fffff70 .word 0x1fffff70
1b78: 1fffffb7 .word 0x1fffffb7
00001b7c <serial_peek>:
int serial_peek(void)
{
uint32_t head, tail;
head = rx_buffer_head;
1b7c: 4b0a ldr r3, [pc, #40] ; (1ba8 <serial_peek+0x2c>)
1b7e: 781a ldrb r2, [r3, #0]
tail = rx_buffer_tail;
1b80: 4b0a ldr r3, [pc, #40] ; (1bac <serial_peek+0x30>)
1b82: 781b ldrb r3, [r3, #0]
1b84: b2db uxtb r3, r3
if (head == tail) return -1;
1b86: 429a cmp r2, r3
1b88: d00a beq.n 1ba0 <serial_peek+0x24>
if (++tail >= RX_BUFFER_SIZE) tail = 0;
1b8a: 3301 adds r3, #1
1b8c: 2200 movs r2, #0
1b8e: 213f movs r1, #63 ; 0x3f
1b90: 4299 cmp r1, r3
1b92: 4152 adcs r2, r2
1b94: 4252 negs r2, r2
1b96: 4013 ands r3, r2
return rx_buffer[tail];
1b98: 4a05 ldr r2, [pc, #20] ; (1bb0 <serial_peek+0x34>)
1b9a: 5cd0 ldrb r0, [r2, r3]
1b9c: b2c0 uxtb r0, r0
1b9e: e001 b.n 1ba4 <serial_peek+0x28>
{
uint32_t head, tail;
head = rx_buffer_head;
tail = rx_buffer_tail;
if (head == tail) return -1;
1ba0: 2001 movs r0, #1
1ba2: 4240 negs r0, r0
if (++tail >= RX_BUFFER_SIZE) tail = 0;
return rx_buffer[tail];
}
1ba4: 4770 bx lr
1ba6: 46c0 nop ; (mov r8, r8)
1ba8: 1ffffff9 .word 0x1ffffff9
1bac: 1fffff75 .word 0x1fffff75
1bb0: 1fffffb8 .word 0x1fffffb8
00001bb4 <serial_clear>:
if (!(SIM_SCGC4 & SIM_SCGC4_UART0)) return;
UART0_C2 &= ~(UART_C2_RE | UART_C2_RIE | UART_C2_ILIE);
UART0_CFIFO = UART_CFIFO_RXFLUSH;
UART0_C2 |= (UART_C2_RE | UART_C2_RIE | UART_C2_ILIE);
#endif
rx_buffer_head = rx_buffer_tail;
1bb4: 4b06 ldr r3, [pc, #24] ; (1bd0 <serial_clear+0x1c>)
1bb6: 781a ldrb r2, [r3, #0]
1bb8: 4b06 ldr r3, [pc, #24] ; (1bd4 <serial_clear+0x20>)
1bba: b2d2 uxtb r2, r2
1bbc: 701a strb r2, [r3, #0]
if (rts_pin) rts_assert();
1bbe: 4b06 ldr r3, [pc, #24] ; (1bd8 <serial_clear+0x24>)
1bc0: 681b ldr r3, [r3, #0]
1bc2: 2b00 cmp r3, #0
1bc4: d002 beq.n 1bcc <serial_clear+0x18>
1bc6: 4a05 ldr r2, [pc, #20] ; (1bdc <serial_clear+0x28>)
1bc8: 7812 ldrb r2, [r2, #0]
1bca: 721a strb r2, [r3, #8]
}
1bcc: 4770 bx lr
1bce: 46c0 nop ; (mov r8, r8)
1bd0: 1fffff75 .word 0x1fffff75
1bd4: 1ffffff9 .word 0x1ffffff9
1bd8: 1fffff70 .word 0x1fffff70
1bdc: 1fffffb7 .word 0x1fffffb7
00001be0 <uart0_status_isr>:
// Receive data above watermark UART_S1_RDRF
// LIN break detect UART_S2_LBKDIF
// RxD pin active edge UART_S2_RXEDGIF
void uart0_status_isr(void)
{
1be0: b530 push {r4, r5, lr}
} while (UART0_TCFIFO < 8);
tx_buffer_tail = tail;
if (UART0_S1 & UART_S1_TDRE) UART0_C2 = C2_TX_COMPLETING;
}
#else
if (UART0_S1 & UART_S1_RDRF) {
1be2: 4a25 ldr r2, [pc, #148] ; (1c78 <uart0_status_isr+0x98>)
1be4: 7913 ldrb r3, [r2, #4]
1be6: 0699 lsls r1, r3, #26
1be8: d512 bpl.n 1c10 <uart0_status_isr+0x30>
n = UART0_D;
if (use9Bits && (UART0_C3 & 0x80)) n |= 0x100;
head = rx_buffer_head + 1;
1bea: 4924 ldr r1, [pc, #144] ; (1c7c <uart0_status_isr+0x9c>)
tx_buffer_tail = tail;
if (UART0_S1 & UART_S1_TDRE) UART0_C2 = C2_TX_COMPLETING;
}
#else
if (UART0_S1 & UART_S1_RDRF) {
n = UART0_D;
1bec: 79d4 ldrb r4, [r2, #7]
if (use9Bits && (UART0_C3 & 0x80)) n |= 0x100;
head = rx_buffer_head + 1;
1bee: 780b ldrb r3, [r1, #0]
if (head >= RX_BUFFER_SIZE) head = 0;
1bf0: 2000 movs r0, #0
}
#else
if (UART0_S1 & UART_S1_RDRF) {
n = UART0_D;
if (use9Bits && (UART0_C3 & 0x80)) n |= 0x100;
head = rx_buffer_head + 1;
1bf2: 3301 adds r3, #1
if (head >= RX_BUFFER_SIZE) head = 0;
1bf4: 253f movs r5, #63 ; 0x3f
1bf6: 429d cmp r5, r3
1bf8: 4140 adcs r0, r0
1bfa: 4240 negs r0, r0
1bfc: 4003 ands r3, r0
if (head != rx_buffer_tail) {
1bfe: 4820 ldr r0, [pc, #128] ; (1c80 <uart0_status_isr+0xa0>)
tx_buffer_tail = tail;
if (UART0_S1 & UART_S1_TDRE) UART0_C2 = C2_TX_COMPLETING;
}
#else
if (UART0_S1 & UART_S1_RDRF) {
n = UART0_D;
1c00: b2e4 uxtb r4, r4
if (use9Bits && (UART0_C3 & 0x80)) n |= 0x100;
head = rx_buffer_head + 1;
if (head >= RX_BUFFER_SIZE) head = 0;
if (head != rx_buffer_tail) {
1c02: 7800 ldrb r0, [r0, #0]
1c04: 4283 cmp r3, r0
1c06: d003 beq.n 1c10 <uart0_status_isr+0x30>
rx_buffer[head] = n;
1c08: 481e ldr r0, [pc, #120] ; (1c84 <uart0_status_isr+0xa4>)
1c0a: 54c4 strb r4, [r0, r3]
rx_buffer_head = head;
1c0c: b2db uxtb r3, r3
1c0e: 700b strb r3, [r1, #0]
}
}
c = UART0_C2;
1c10: 78d1 ldrb r1, [r2, #3]
1c12: 4c19 ldr r4, [pc, #100] ; (1c78 <uart0_status_isr+0x98>)
1c14: b2c9 uxtb r1, r1
if ((c & UART_C2_TIE) && (UART0_S1 & UART_S1_TDRE)) {
1c16: b24b sxtb r3, r1
1c18: 2b00 cmp r3, #0
1c1a: da1a bge.n 1c52 <uart0_status_isr+0x72>
1c1c: 7923 ldrb r3, [r4, #4]
1c1e: b25b sxtb r3, r3
1c20: 2b00 cmp r3, #0
1c22: da16 bge.n 1c52 <uart0_status_isr+0x72>
head = tx_buffer_head;
1c24: 4b18 ldr r3, [pc, #96] ; (1c88 <uart0_status_isr+0xa8>)
tail = tx_buffer_tail;
1c26: 4819 ldr r0, [pc, #100] ; (1c8c <uart0_status_isr+0xac>)
rx_buffer_head = head;
}
}
c = UART0_C2;
if ((c & UART_C2_TIE) && (UART0_S1 & UART_S1_TDRE)) {
head = tx_buffer_head;
1c28: 781d ldrb r5, [r3, #0]
tail = tx_buffer_tail;
1c2a: 7803 ldrb r3, [r0, #0]
1c2c: b2db uxtb r3, r3
if (head == tail) {
1c2e: 429d cmp r5, r3
1c30: d102 bne.n 1c38 <uart0_status_isr+0x58>
UART0_C2 = C2_TX_COMPLETING;
1c32: 236c movs r3, #108 ; 0x6c
1c34: 70e3 strb r3, [r4, #3]
1c36: e00c b.n 1c52 <uart0_status_isr+0x72>
} else {
if (++tail >= TX_BUFFER_SIZE) tail = 0;
1c38: 3301 adds r3, #1
1c3a: 2400 movs r4, #0
1c3c: 253f movs r5, #63 ; 0x3f
1c3e: 429d cmp r5, r3
1c40: 4164 adcs r4, r4
1c42: 4264 negs r4, r4
1c44: 4023 ands r3, r4
n = tx_buffer[tail];
1c46: 4c12 ldr r4, [pc, #72] ; (1c90 <uart0_status_isr+0xb0>)
1c48: 5ce4 ldrb r4, [r4, r3]
if (use9Bits) UART0_C3 = (UART0_C3 & ~0x40) | ((n & 0x100) >> 2);
UART0_D = n;
tx_buffer_tail = tail;
1c4a: b2db uxtb r3, r3
tail = tx_buffer_tail;
if (head == tail) {
UART0_C2 = C2_TX_COMPLETING;
} else {
if (++tail >= TX_BUFFER_SIZE) tail = 0;
n = tx_buffer[tail];
1c4c: b2e4 uxtb r4, r4
if (use9Bits) UART0_C3 = (UART0_C3 & ~0x40) | ((n & 0x100) >> 2);
UART0_D = n;
1c4e: 71d4 strb r4, [r2, #7]
tx_buffer_tail = tail;
1c50: 7003 strb r3, [r0, #0]
}
}
#endif
if ((c & UART_C2_TCIE) && (UART0_S1 & UART_S1_TC)) {
1c52: 2340 movs r3, #64 ; 0x40
1c54: 4219 tst r1, r3
1c56: d00e beq.n 1c76 <uart0_status_isr+0x96>
1c58: 7911 ldrb r1, [r2, #4]
1c5a: 4219 tst r1, r3
1c5c: d00b beq.n 1c76 <uart0_status_isr+0x96>
transmitting = 0;
1c5e: 4b0d ldr r3, [pc, #52] ; (1c94 <uart0_status_isr+0xb4>)
1c60: 2100 movs r1, #0
1c62: 7019 strb r1, [r3, #0]
if (transmit_pin) transmit_deassert();
1c64: 4b0c ldr r3, [pc, #48] ; (1c98 <uart0_status_isr+0xb8>)
1c66: 681b ldr r3, [r3, #0]
1c68: 428b cmp r3, r1
1c6a: d002 beq.n 1c72 <uart0_status_isr+0x92>
1c6c: 490b ldr r1, [pc, #44] ; (1c9c <uart0_status_isr+0xbc>)
1c6e: 7809 ldrb r1, [r1, #0]
1c70: 7219 strb r1, [r3, #8]
UART0_C2 = C2_TX_INACTIVE;
1c72: 232c movs r3, #44 ; 0x2c
1c74: 70d3 strb r3, [r2, #3]
}
}
1c76: bd30 pop {r4, r5, pc}
1c78: 4006a000 .word 0x4006a000
1c7c: 1ffffff9 .word 0x1ffffff9
1c80: 1fffff75 .word 0x1fffff75
1c84: 1fffffb8 .word 0x1fffffb8
1c88: 20000000 .word 0x20000000
1c8c: 1ffffffa .word 0x1ffffffa
1c90: 1fffff76 .word 0x1fffff76
1c94: 1fffff74 .word 0x1fffff74
1c98: 1ffffffc .word 0x1ffffffc
1c9c: 1ffffff8 .word 0x1ffffff8
00001ca0 <serial2_begin>:
#define C2_TX_COMPLETING C2_ENABLE | UART_C2_TCIE
#define C2_TX_INACTIVE C2_ENABLE
void serial2_begin(uint32_t divisor)
{
SIM_SCGC4 |= SIM_SCGC4_UART1; // turn on clock, TODO: use bitband
1ca0: 4b16 ldr r3, [pc, #88] ; (1cfc <serial2_begin+0x5c>)
1ca2: 2280 movs r2, #128 ; 0x80
1ca4: 6819 ldr r1, [r3, #0]
1ca6: 0112 lsls r2, r2, #4
1ca8: 430a orrs r2, r1
1caa: 601a str r2, [r3, #0]
rx_buffer_head = 0;
1cac: 4a14 ldr r2, [pc, #80] ; (1d00 <serial2_begin+0x60>)
1cae: 2300 movs r3, #0
1cb0: 7013 strb r3, [r2, #0]
rx_buffer_tail = 0;
1cb2: 4a14 ldr r2, [pc, #80] ; (1d04 <serial2_begin+0x64>)
switch (tx_pin_num) {
case 10: CORE_PIN10_CONFIG = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(3); break;
case 31: CORE_PIN31_CONFIG = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(3); break;
}
#elif defined(KINETISL)
CORE_PIN9_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3);
1cb4: 4914 ldr r1, [pc, #80] ; (1d08 <serial2_begin+0x68>)
void serial2_begin(uint32_t divisor)
{
SIM_SCGC4 |= SIM_SCGC4_UART1; // turn on clock, TODO: use bitband
rx_buffer_head = 0;
rx_buffer_tail = 0;
1cb6: 7013 strb r3, [r2, #0]
tx_buffer_head = 0;
1cb8: 4a14 ldr r2, [pc, #80] ; (1d0c <serial2_begin+0x6c>)
1cba: 7013 strb r3, [r2, #0]
tx_buffer_tail = 0;
1cbc: 4a14 ldr r2, [pc, #80] ; (1d10 <serial2_begin+0x70>)
1cbe: 7013 strb r3, [r2, #0]
transmitting = 0;
1cc0: 4a14 ldr r2, [pc, #80] ; (1d14 <serial2_begin+0x74>)
1cc2: 7013 strb r3, [r2, #0]
switch (tx_pin_num) {
case 10: CORE_PIN10_CONFIG = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(3); break;
case 31: CORE_PIN31_CONFIG = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(3); break;
}
#elif defined(KINETISL)
CORE_PIN9_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3);
1cc4: 4a14 ldr r2, [pc, #80] ; (1d18 <serial2_begin+0x78>)
1cc6: 6011 str r1, [r2, #0]
CORE_PIN10_CONFIG = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(3);
1cc8: 4a14 ldr r2, [pc, #80] ; (1d1c <serial2_begin+0x7c>)
1cca: 21d1 movs r1, #209 ; 0xd1
1ccc: 0089 lsls r1, r1, #2
1cce: 6011 str r1, [r2, #0]
#else
UART1_C1 = 0;
UART1_PFIFO = 0;
#endif
#elif defined(HAS_KINETISL_UART1)
UART1_BDH = (divisor >> 8) & 0x1F;
1cd0: 4a13 ldr r2, [pc, #76] ; (1d20 <serial2_begin+0x80>)
1cd2: 04c1 lsls r1, r0, #19
1cd4: 0ec9 lsrs r1, r1, #27
UART1_BDL = divisor & 0xFF;
1cd6: b2c0 uxtb r0, r0
#else
UART1_C1 = 0;
UART1_PFIFO = 0;
#endif
#elif defined(HAS_KINETISL_UART1)
UART1_BDH = (divisor >> 8) & 0x1F;
1cd8: 7011 strb r1, [r2, #0]
UART1_BDL = divisor & 0xFF;
1cda: 7050 strb r0, [r2, #1]
UART1_C1 = 0;
1cdc: 7093 strb r3, [r2, #2]
#endif
UART1_C2 = C2_TX_INACTIVE;
1cde: 232c movs r3, #44 ; 0x2c
1ce0: 70d3 strb r3, [r2, #3]
NVIC_SET_PRIORITY(IRQ_UART1_STATUS, IRQ_PRIORITY);
1ce2: 4b10 ldr r3, [pc, #64] ; (1d24 <serial2_begin+0x84>)
1ce4: 4a10 ldr r2, [pc, #64] ; (1d28 <serial2_begin+0x88>)
1ce6: 6819 ldr r1, [r3, #0]
1ce8: 400a ands r2, r1
1cea: 2180 movs r1, #128 ; 0x80
1cec: 01c9 lsls r1, r1, #7
1cee: 430a orrs r2, r1
1cf0: 601a str r2, [r3, #0]
NVIC_ENABLE_IRQ(IRQ_UART1_STATUS);
1cf2: 4b0e ldr r3, [pc, #56] ; (1d2c <serial2_begin+0x8c>)
1cf4: 2280 movs r2, #128 ; 0x80
1cf6: 0192 lsls r2, r2, #6
1cf8: 601a str r2, [r3, #0]
}
1cfa: 4770 bx lr
1cfc: 40048034 .word 0x40048034
1d00: 20000074 .word 0x20000074
1d04: 20000009 .word 0x20000009
1d08: 00000313 .word 0x00000313
1d0c: 2000007c .word 0x2000007c
1d10: 20000075 .word 0x20000075
1d14: 20000008 .word 0x20000008
1d18: 4004b00c .word 0x4004b00c
1d1c: 4004b010 .word 0x4004b010
1d20: 4006b000 .word 0x4006b000
1d24: e000e40c .word 0xe000e40c
1d28: ffff00ff .word 0xffff00ff
1d2c: e000e100 .word 0xe000e100
00001d30 <serial2_format>:
void serial2_format(uint32_t format)
{
1d30: b510 push {r4, lr}
uint8_t c;
c = UART1_C1;
1d32: 4b12 ldr r3, [pc, #72] ; (1d7c <serial2_format+0x4c>)
c = (c & ~0x13) | (format & 0x03); // configure parity
1d34: 2213 movs r2, #19
void serial2_format(uint32_t format)
{
uint8_t c;
c = UART1_C1;
1d36: 7899 ldrb r1, [r3, #2]
c = (c & ~0x13) | (format & 0x03); // configure parity
1d38: 4391 bics r1, r2
1d3a: 2203 movs r2, #3
1d3c: 4002 ands r2, r0
1d3e: 430a orrs r2, r1
if (format & 0x04) c |= 0x10; // 9 bits (might include parity)
1d40: 0741 lsls r1, r0, #29
1d42: d501 bpl.n 1d48 <serial2_format+0x18>
1d44: 2110 movs r1, #16
1d46: 430a orrs r2, r1
UART1_C1 = c;
1d48: 709a strb r2, [r3, #2]
if ((format & 0x0F) == 0x04) UART1_C3 |= 0x40; // 8N2 is 9 bit with 9th bit always 1
1d4a: 220f movs r2, #15
uint8_t c;
c = UART1_C1;
c = (c & ~0x13) | (format & 0x03); // configure parity
if (format & 0x04) c |= 0x10; // 9 bits (might include parity)
UART1_C1 = c;
1d4c: 490b ldr r1, [pc, #44] ; (1d7c <serial2_format+0x4c>)
if ((format & 0x0F) == 0x04) UART1_C3 |= 0x40; // 8N2 is 9 bit with 9th bit always 1
1d4e: 4002 ands r2, r0
1d50: 2a04 cmp r2, #4
1d52: d103 bne.n 1d5c <serial2_format+0x2c>
1d54: 798a ldrb r2, [r1, #6]
1d56: 2440 movs r4, #64 ; 0x40
1d58: 4322 orrs r2, r4
1d5a: 718a strb r2, [r1, #6]
c = UART1_S2 & ~0x10;
1d5c: 795a ldrb r2, [r3, #5]
1d5e: 2110 movs r1, #16
1d60: 438a bics r2, r1
if (format & 0x10) c |= 0x10; // rx invert
1d62: 4208 tst r0, r1
1d64: d000 beq.n 1d68 <serial2_format+0x38>
1d66: 430a orrs r2, r1
UART1_S2 = c;
1d68: 715a strb r2, [r3, #5]
c = UART1_C3 & ~0x10;
1d6a: 799a ldrb r2, [r3, #6]
1d6c: 2110 movs r1, #16
1d6e: 438a bics r2, r1
if (format & 0x20) c |= 0x10; // tx invert
1d70: 0684 lsls r4, r0, #26
1d72: d500 bpl.n 1d76 <serial2_format+0x46>
1d74: 430a orrs r2, r1
UART1_C3 = c;
1d76: 719a strb r2, [r3, #6]
// UART1_C1.1 = parity, 0=disable, 1=enable
// UART1_C1.4 = mode, 1=9bit, 0=8bit
// UART1_C4.5 = mode, 1=10bit, 0=8bit
// UART1_C3.4 = txinv, 0=normal, 1=inverted
// UART1_S2.4 = rxinv, 0=normal, 1=inverted
}
1d78: bd10 pop {r4, pc}
1d7a: 46c0 nop ; (mov r8, r8)
1d7c: 4006b000 .word 0x4006b000
00001d80 <serial2_end>:
void serial2_end(void)
{
1d80: b508 push {r3, lr}
if (!(SIM_SCGC4 & SIM_SCGC4_UART1)) return;
1d82: 4b12 ldr r3, [pc, #72] ; (1dcc <serial2_end+0x4c>)
1d84: 681b ldr r3, [r3, #0]
1d86: 051a lsls r2, r3, #20
1d88: d51e bpl.n 1dc8 <serial2_end+0x48>
while (transmitting) yield(); // wait for buffered data to send
1d8a: 4b11 ldr r3, [pc, #68] ; (1dd0 <serial2_end+0x50>)
1d8c: 781b ldrb r3, [r3, #0]
1d8e: b2db uxtb r3, r3
1d90: 2b00 cmp r3, #0
1d92: d002 beq.n 1d9a <serial2_end+0x1a>
1d94: f7ff fb88 bl 14a8 <yield>
1d98: e7f7 b.n 1d8a <serial2_end+0xa>
NVIC_DISABLE_IRQ(IRQ_UART1_STATUS);
1d9a: 4a0e ldr r2, [pc, #56] ; (1dd4 <serial2_end+0x54>)
1d9c: 2180 movs r1, #128 ; 0x80
1d9e: 0189 lsls r1, r1, #6
1da0: 6011 str r1, [r2, #0]
UART1_C2 = 0;
1da2: 4a0d ldr r2, [pc, #52] ; (1dd8 <serial2_end+0x58>)
CORE_PIN9_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_MUX(1);
1da4: 490d ldr r1, [pc, #52] ; (1ddc <serial2_end+0x5c>)
void serial2_end(void)
{
if (!(SIM_SCGC4 & SIM_SCGC4_UART1)) return;
while (transmitting) yield(); // wait for buffered data to send
NVIC_DISABLE_IRQ(IRQ_UART1_STATUS);
UART1_C2 = 0;
1da6: 70d3 strb r3, [r2, #3]
CORE_PIN9_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_MUX(1);
1da8: 2204 movs r2, #4
1daa: 32ff adds r2, #255 ; 0xff
1dac: 600a str r2, [r1, #0]
CORE_PIN10_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_MUX(1);
1dae: 490c ldr r1, [pc, #48] ; (1de0 <serial2_end+0x60>)
1db0: 600a str r2, [r1, #0]
rx_buffer_head = 0;
1db2: 4a0c ldr r2, [pc, #48] ; (1de4 <serial2_end+0x64>)
1db4: 7013 strb r3, [r2, #0]
rx_buffer_tail = 0;
1db6: 4a0c ldr r2, [pc, #48] ; (1de8 <serial2_end+0x68>)
1db8: 7013 strb r3, [r2, #0]
if (rts_pin) rts_deassert();
1dba: 4b0c ldr r3, [pc, #48] ; (1dec <serial2_end+0x6c>)
1dbc: 681b ldr r3, [r3, #0]
1dbe: 2b00 cmp r3, #0
1dc0: d002 beq.n 1dc8 <serial2_end+0x48>
1dc2: 4a0b ldr r2, [pc, #44] ; (1df0 <serial2_end+0x70>)
1dc4: 7812 ldrb r2, [r2, #0]
1dc6: 711a strb r2, [r3, #4]
}
1dc8: bd08 pop {r3, pc}
1dca: 46c0 nop ; (mov r8, r8)
1dcc: 40048034 .word 0x40048034
1dd0: 20000008 .word 0x20000008
1dd4: e000e180 .word 0xe000e180
1dd8: 4006b000 .word 0x4006b000
1ddc: 4004b00c .word 0x4004b00c
1de0: 4004b010 .word 0x4004b010
1de4: 20000074 .word 0x20000074
1de8: 20000009 .word 0x20000009
1dec: 20000004 .word 0x20000004
1df0: 20000032 .word 0x20000032
00001df4 <serial2_set_transmit_pin>:
void serial2_set_transmit_pin(uint8_t pin)
{
1df4: b538 push {r3, r4, r5, lr}
1df6: 1c04 adds r4, r0, #0
while (transmitting) ;
1df8: 4b0b ldr r3, [pc, #44] ; (1e28 <serial2_set_transmit_pin+0x34>)
1dfa: 781d ldrb r5, [r3, #0]
1dfc: b2ed uxtb r5, r5
1dfe: 2d00 cmp r5, #0
1e00: d1fa bne.n 1df8 <serial2_set_transmit_pin+0x4>
pinMode(pin, OUTPUT);
1e02: 1c20 adds r0, r4, #0
1e04: 2101 movs r1, #1
1e06: f7fe fc6f bl 6e8 <pinMode>
digitalWrite(pin, LOW);
1e0a: 1c29 adds r1, r5, #0
1e0c: 1c20 adds r0, r4, #0
1e0e: f7fe fc4b bl 6a8 <digitalWrite>
transmit_pin = portOutputRegister(pin);
1e12: 220c movs r2, #12
1e14: 4354 muls r4, r2
1e16: 4b05 ldr r3, [pc, #20] ; (1e2c <serial2_set_transmit_pin+0x38>)
1e18: 4a05 ldr r2, [pc, #20] ; (1e30 <serial2_set_transmit_pin+0x3c>)
1e1a: 58e1 ldr r1, [r4, r3]
#if defined(KINETISL)
transmit_mask = digitalPinToBitMask(pin);
1e1c: 191c adds r4, r3, r4
void serial2_set_transmit_pin(uint8_t pin)
{
while (transmitting) ;
pinMode(pin, OUTPUT);
digitalWrite(pin, LOW);
transmit_pin = portOutputRegister(pin);
1e1e: 6011 str r1, [r2, #0]
#if defined(KINETISL)
transmit_mask = digitalPinToBitMask(pin);
1e20: 4b04 ldr r3, [pc, #16] ; (1e34 <serial2_set_transmit_pin+0x40>)
1e22: 7a22 ldrb r2, [r4, #8]
1e24: 701a strb r2, [r3, #0]
#endif
}
1e26: bd38 pop {r3, r4, r5, pc}
1e28: 20000008 .word 0x20000008
1e2c: 00002d64 .word 0x00002d64
1e30: 20000078 .word 0x20000078
1e34: 20000073 .word 0x20000073
00001e38 <serial2_set_tx>:
#endif
}
}
tx_pin_num = pin;
#endif
}
1e38: 4770 bx lr
00001e3a <serial2_set_rx>:
#endif
}
}
rx_pin_num = pin;
#endif
}
1e3a: 4770 bx lr
00001e3c <serial2_set_rts>:
int serial2_set_rts(uint8_t pin)
{
1e3c: b538 push {r3, r4, r5, lr}
if (!(SIM_SCGC4 & SIM_SCGC4_UART1)) return 0;
1e3e: 4b0e ldr r3, [pc, #56] ; (1e78 <serial2_set_rts+0x3c>)
1e40: 681a ldr r2, [r3, #0]
1e42: 2300 movs r3, #0
1e44: 0511 lsls r1, r2, #20
1e46: d514 bpl.n 1e72 <serial2_set_rts+0x36>
1e48: 4c0c ldr r4, [pc, #48] ; (1e7c <serial2_set_rts+0x40>)
if (pin < CORE_NUM_DIGITAL) {
1e4a: 281a cmp r0, #26
1e4c: d810 bhi.n 1e70 <serial2_set_rts+0x34>
rts_pin = portOutputRegister(pin);
1e4e: 230c movs r3, #12
1e50: 4343 muls r3, r0
1e52: 4a0b ldr r2, [pc, #44] ; (1e80 <serial2_set_rts+0x44>)
#if defined(KINETISL)
rts_mask = digitalPinToBitMask(pin);
1e54: 4d0b ldr r5, [pc, #44] ; (1e84 <serial2_set_rts+0x48>)
int serial2_set_rts(uint8_t pin)
{
if (!(SIM_SCGC4 & SIM_SCGC4_UART1)) return 0;
if (pin < CORE_NUM_DIGITAL) {
rts_pin = portOutputRegister(pin);
1e56: 5899 ldr r1, [r3, r2]
#if defined(KINETISL)
rts_mask = digitalPinToBitMask(pin);
1e58: 18d3 adds r3, r2, r3
1e5a: 7a1b ldrb r3, [r3, #8]
int serial2_set_rts(uint8_t pin)
{
if (!(SIM_SCGC4 & SIM_SCGC4_UART1)) return 0;
if (pin < CORE_NUM_DIGITAL) {
rts_pin = portOutputRegister(pin);
1e5c: 6021 str r1, [r4, #0]
#if defined(KINETISL)
rts_mask = digitalPinToBitMask(pin);
#endif
pinMode(pin, OUTPUT);
1e5e: 2101 movs r1, #1
{
if (!(SIM_SCGC4 & SIM_SCGC4_UART1)) return 0;
if (pin < CORE_NUM_DIGITAL) {
rts_pin = portOutputRegister(pin);
#if defined(KINETISL)
rts_mask = digitalPinToBitMask(pin);
1e60: 702b strb r3, [r5, #0]
#endif
pinMode(pin, OUTPUT);
1e62: f7fe fc41 bl 6e8 <pinMode>
rts_assert();
1e66: 6823 ldr r3, [r4, #0]
1e68: 782a ldrb r2, [r5, #0]
1e6a: 721a strb r2, [r3, #8]
UART1_MODEM &= ~UART_MODEM_RXRTSE;
return 0;
}
UART1_MODEM |= UART_MODEM_RXRTSE;
*/
return 1;
1e6c: 2301 movs r3, #1
1e6e: e000 b.n 1e72 <serial2_set_rts+0x36>
rts_mask = digitalPinToBitMask(pin);
#endif
pinMode(pin, OUTPUT);
rts_assert();
} else {
rts_pin = NULL;
1e70: 6023 str r3, [r4, #0]
return 0;
}
UART1_MODEM |= UART_MODEM_RXRTSE;
*/
return 1;
}
1e72: 1c18 adds r0, r3, #0
1e74: bd38 pop {r3, r4, r5, pc}
1e76: 46c0 nop ; (mov r8, r8)
1e78: 40048034 .word 0x40048034
1e7c: 20000004 .word 0x20000004
1e80: 00002d64 .word 0x00002d64
1e84: 20000032 .word 0x20000032
00001e88 <serial2_set_cts>:
UART1_MODEM |= UART_MODEM_TXCTSE;
return 1;
#else
return 0;
#endif
}
1e88: 2000 movs r0, #0
1e8a: 4770 bx lr
00001e8c <serial2_putchar>:
void serial2_putchar(uint32_t c)
{
1e8c: b5f8 push {r3, r4, r5, r6, r7, lr}
uint32_t head, n;
if (!(SIM_SCGC4 & SIM_SCGC4_UART1)) return;
1e8e: 4b21 ldr r3, [pc, #132] ; (1f14 <serial2_putchar+0x88>)
return 0;
#endif
}
void serial2_putchar(uint32_t c)
{
1e90: 1c07 adds r7, r0, #0
uint32_t head, n;
if (!(SIM_SCGC4 & SIM_SCGC4_UART1)) return;
1e92: 681b ldr r3, [r3, #0]
1e94: 051a lsls r2, r3, #20
1e96: d53b bpl.n 1f10 <serial2_putchar+0x84>
if (transmit_pin) transmit_assert();
1e98: 4b1f ldr r3, [pc, #124] ; (1f18 <serial2_putchar+0x8c>)
1e9a: 681b ldr r3, [r3, #0]
1e9c: 2b00 cmp r3, #0
1e9e: d002 beq.n 1ea6 <serial2_putchar+0x1a>
1ea0: 4a1e ldr r2, [pc, #120] ; (1f1c <serial2_putchar+0x90>)
1ea2: 7812 ldrb r2, [r2, #0]
1ea4: 711a strb r2, [r3, #4]
head = tx_buffer_head;
1ea6: 4e1e ldr r6, [pc, #120] ; (1f20 <serial2_putchar+0x94>)
if (++head >= TX_BUFFER_SIZE) head = 0;
1ea8: 2300 movs r3, #0
{
uint32_t head, n;
if (!(SIM_SCGC4 & SIM_SCGC4_UART1)) return;
if (transmit_pin) transmit_assert();
head = tx_buffer_head;
1eaa: 7834 ldrb r4, [r6, #0]
if (++head >= TX_BUFFER_SIZE) head = 0;
1eac: 2227 movs r2, #39 ; 0x27
1eae: 3401 adds r4, #1
1eb0: 42a2 cmp r2, r4
1eb2: 415b adcs r3, r3
1eb4: 425b negs r3, r3
1eb6: 401c ands r4, r3
while (tx_buffer_tail == head) {
1eb8: 4d1a ldr r5, [pc, #104] ; (1f24 <serial2_putchar+0x98>)
1eba: 782b ldrb r3, [r5, #0]
1ebc: 42a3 cmp r3, r4
1ebe: d11c bne.n 1efa <serial2_putchar+0x6e>
int priority = nvic_execution_priority();
1ec0: f7ff fb8c bl 15dc <nvic_execution_priority>
if (priority <= IRQ_PRIORITY) {
1ec4: 2840 cmp r0, #64 ; 0x40
1ec6: dc13 bgt.n 1ef0 <serial2_putchar+0x64>
if ((UART1_S1 & UART_S1_TDRE)) {
1ec8: 4a17 ldr r2, [pc, #92] ; (1f28 <serial2_putchar+0x9c>)
1eca: 7913 ldrb r3, [r2, #4]
1ecc: b25b sxtb r3, r3
1ece: 2b00 cmp r3, #0
1ed0: daf2 bge.n 1eb8 <serial2_putchar+0x2c>
uint32_t tail = tx_buffer_tail;
1ed2: 782b ldrb r3, [r5, #0]
if (++tail >= TX_BUFFER_SIZE) tail = 0;
1ed4: 2100 movs r1, #0
1ed6: 3301 adds r3, #1
1ed8: 2027 movs r0, #39 ; 0x27
1eda: 4298 cmp r0, r3
1edc: 4149 adcs r1, r1
1ede: 4249 negs r1, r1
1ee0: 400b ands r3, r1
n = tx_buffer[tail];
1ee2: 4912 ldr r1, [pc, #72] ; (1f2c <serial2_putchar+0xa0>)
1ee4: 5cc9 ldrb r1, [r1, r3]
if (use9Bits) UART1_C3 = (UART1_C3 & ~0x40) | ((n & 0x100) >> 2);
UART1_D = n;
tx_buffer_tail = tail;
1ee6: b2db uxtb r3, r3
int priority = nvic_execution_priority();
if (priority <= IRQ_PRIORITY) {
if ((UART1_S1 & UART_S1_TDRE)) {
uint32_t tail = tx_buffer_tail;
if (++tail >= TX_BUFFER_SIZE) tail = 0;
n = tx_buffer[tail];
1ee8: b2c9 uxtb r1, r1
if (use9Bits) UART1_C3 = (UART1_C3 & ~0x40) | ((n & 0x100) >> 2);
UART1_D = n;
1eea: 71d1 strb r1, [r2, #7]
tx_buffer_tail = tail;
1eec: 702b strb r3, [r5, #0]
1eee: e7e3 b.n 1eb8 <serial2_putchar+0x2c>
}
} else if (priority >= 256) {
1ef0: 28ff cmp r0, #255 ; 0xff
1ef2: dde1 ble.n 1eb8 <serial2_putchar+0x2c>
yield(); // wait
1ef4: f7ff fad8 bl 14a8 <yield>
1ef8: e7de b.n 1eb8 <serial2_putchar+0x2c>
}
}
tx_buffer[head] = c;
1efa: 4b0c ldr r3, [pc, #48] ; (1f2c <serial2_putchar+0xa0>)
1efc: b2ff uxtb r7, r7
1efe: 551f strb r7, [r3, r4]
transmitting = 1;
1f00: 4b0b ldr r3, [pc, #44] ; (1f30 <serial2_putchar+0xa4>)
1f02: 2201 movs r2, #1
1f04: 701a strb r2, [r3, #0]
tx_buffer_head = head;
UART1_C2 = C2_TX_ACTIVE;
1f06: 4b08 ldr r3, [pc, #32] ; (1f28 <serial2_putchar+0x9c>)
yield(); // wait
}
}
tx_buffer[head] = c;
transmitting = 1;
tx_buffer_head = head;
1f08: b2e4 uxtb r4, r4
UART1_C2 = C2_TX_ACTIVE;
1f0a: 22ac movs r2, #172 ; 0xac
yield(); // wait
}
}
tx_buffer[head] = c;
transmitting = 1;
tx_buffer_head = head;
1f0c: 7034 strb r4, [r6, #0]
UART1_C2 = C2_TX_ACTIVE;
1f0e: 70da strb r2, [r3, #3]
}
1f10: bdf8 pop {r3, r4, r5, r6, r7, pc}
1f12: 46c0 nop ; (mov r8, r8)
1f14: 40048034 .word 0x40048034
1f18: 20000078 .word 0x20000078
1f1c: 20000073 .word 0x20000073
1f20: 2000007c .word 0x2000007c
1f24: 20000075 .word 0x20000075
1f28: 4006b000 .word 0x4006b000
1f2c: 2000000a .word 0x2000000a
1f30: 20000008 .word 0x20000008
00001f34 <serial2_write>:
}
UART1_C2 = C2_TX_ACTIVE;
}
#else
void serial2_write(const void *buf, unsigned int count)
{
1f34: b538 push {r3, r4, r5, lr}
1f36: 1c04 adds r4, r0, #0
1f38: 1845 adds r5, r0, r1
const uint8_t *p = (const uint8_t *)buf;
while (count-- > 0) serial2_putchar(*p++);
1f3a: 42ac cmp r4, r5
1f3c: d004 beq.n 1f48 <serial2_write+0x14>
1f3e: 7820 ldrb r0, [r4, #0]
1f40: f7ff ffa4 bl 1e8c <serial2_putchar>
1f44: 3401 adds r4, #1
1f46: e7f8 b.n 1f3a <serial2_write+0x6>
}
1f48: bd38 pop {r3, r4, r5, pc}
1f4a: ffff b508 vabal.u<illegal width 64> <illegal reg q13.5>, d15, d8
00001f4c <serial2_flush>:
#endif
void serial2_flush(void)
{
1f4c: b508 push {r3, lr}
while (transmitting) yield(); // wait
1f4e: 4b04 ldr r3, [pc, #16] ; (1f60 <serial2_flush+0x14>)
1f50: 781b ldrb r3, [r3, #0]
1f52: 2b00 cmp r3, #0
1f54: d002 beq.n 1f5c <serial2_flush+0x10>
1f56: f7ff faa7 bl 14a8 <yield>
1f5a: e7f8 b.n 1f4e <serial2_flush+0x2>
}
1f5c: bd08 pop {r3, pc}
1f5e: 46c0 nop ; (mov r8, r8)
1f60: 20000008 .word 0x20000008
00001f64 <serial2_write_buffer_free>:
int serial2_write_buffer_free(void)
{
uint32_t head, tail;
head = tx_buffer_head;
1f64: 4b06 ldr r3, [pc, #24] ; (1f80 <serial2_write_buffer_free+0x1c>)
tail = tx_buffer_tail;
1f66: 4a07 ldr r2, [pc, #28] ; (1f84 <serial2_write_buffer_free+0x20>)
int serial2_write_buffer_free(void)
{
uint32_t head, tail;
head = tx_buffer_head;
1f68: 781b ldrb r3, [r3, #0]
tail = tx_buffer_tail;
1f6a: 7810 ldrb r0, [r2, #0]
int serial2_write_buffer_free(void)
{
uint32_t head, tail;
head = tx_buffer_head;
1f6c: b2db uxtb r3, r3
tail = tx_buffer_tail;
1f6e: b2c0 uxtb r0, r0
if (head >= tail) return TX_BUFFER_SIZE - 1 - head + tail;
1f70: 4283 cmp r3, r0
1f72: d301 bcc.n 1f78 <serial2_write_buffer_free+0x14>
1f74: 3027 adds r0, #39 ; 0x27
1f76: e000 b.n 1f7a <serial2_write_buffer_free+0x16>
return tail - head - 1;
1f78: 3801 subs r0, #1
1f7a: 1ac0 subs r0, r0, r3
}
1f7c: 4770 bx lr
1f7e: 46c0 nop ; (mov r8, r8)
1f80: 2000007c .word 0x2000007c
1f84: 20000075 .word 0x20000075
00001f88 <serial2_available>:
int serial2_available(void)
{
uint32_t head, tail;
head = rx_buffer_head;
1f88: 4b05 ldr r3, [pc, #20] ; (1fa0 <serial2_available+0x18>)
1f8a: 7818 ldrb r0, [r3, #0]
tail = rx_buffer_tail;
1f8c: 4b05 ldr r3, [pc, #20] ; (1fa4 <serial2_available+0x1c>)
int serial2_available(void)
{
uint32_t head, tail;
head = rx_buffer_head;
1f8e: b2c0 uxtb r0, r0
tail = rx_buffer_tail;
1f90: 781b ldrb r3, [r3, #0]
1f92: b2db uxtb r3, r3
if (head >= tail) return head - tail;
1f94: 4298 cmp r0, r3
1f96: d200 bcs.n 1f9a <serial2_available+0x12>
return RX_BUFFER_SIZE + head - tail;
1f98: 3040 adds r0, #64 ; 0x40
1f9a: 1ac0 subs r0, r0, r3
}
1f9c: 4770 bx lr
1f9e: 46c0 nop ; (mov r8, r8)
1fa0: 20000074 .word 0x20000074
1fa4: 20000009 .word 0x20000009
00001fa8 <serial2_getchar>:
int serial2_getchar(void)
{
1fa8: b510 push {r4, lr}
uint32_t head, tail;
int c;
head = rx_buffer_head;
1faa: 4b12 ldr r3, [pc, #72] ; (1ff4 <serial2_getchar+0x4c>)
tail = rx_buffer_tail;
1fac: 4912 ldr r1, [pc, #72] ; (1ff8 <serial2_getchar+0x50>)
int serial2_getchar(void)
{
uint32_t head, tail;
int c;
head = rx_buffer_head;
1fae: 781a ldrb r2, [r3, #0]
tail = rx_buffer_tail;
1fb0: 780b ldrb r3, [r1, #0]
int serial2_getchar(void)
{
uint32_t head, tail;
int c;
head = rx_buffer_head;
1fb2: b2d2 uxtb r2, r2
tail = rx_buffer_tail;
1fb4: b2db uxtb r3, r3
if (head == tail) return -1;
1fb6: 429a cmp r2, r3
1fb8: d019 beq.n 1fee <serial2_getchar+0x46>
if (++tail >= RX_BUFFER_SIZE) tail = 0;
1fba: 3301 adds r3, #1
1fbc: 243f movs r4, #63 ; 0x3f
1fbe: 2000 movs r0, #0
1fc0: 429c cmp r4, r3
1fc2: 4140 adcs r0, r0
1fc4: 4240 negs r0, r0
1fc6: 4003 ands r3, r0
c = rx_buffer[tail];
1fc8: 480c ldr r0, [pc, #48] ; (1ffc <serial2_getchar+0x54>)
rx_buffer_tail = tail;
1fca: b2dc uxtb r4, r3
head = rx_buffer_head;
tail = rx_buffer_tail;
if (head == tail) return -1;
if (++tail >= RX_BUFFER_SIZE) tail = 0;
c = rx_buffer[tail];
1fcc: 5cc0 ldrb r0, [r0, r3]
rx_buffer_tail = tail;
1fce: 700c strb r4, [r1, #0]
if (rts_pin) {
1fd0: 490b ldr r1, [pc, #44] ; (2000 <serial2_getchar+0x58>)
head = rx_buffer_head;
tail = rx_buffer_tail;
if (head == tail) return -1;
if (++tail >= RX_BUFFER_SIZE) tail = 0;
c = rx_buffer[tail];
1fd2: b2c0 uxtb r0, r0
rx_buffer_tail = tail;
if (rts_pin) {
1fd4: 6809 ldr r1, [r1, #0]
1fd6: 2900 cmp r1, #0
1fd8: d00b beq.n 1ff2 <serial2_getchar+0x4a>
int avail;
if (head >= tail) avail = head - tail;
1fda: 429a cmp r2, r3
1fdc: d200 bcs.n 1fe0 <serial2_getchar+0x38>
else avail = RX_BUFFER_SIZE + head - tail;
1fde: 3240 adds r2, #64 ; 0x40
1fe0: 1ad3 subs r3, r2, r3
if (avail <= RTS_LOW_WATERMARK) rts_assert();
1fe2: 2b1a cmp r3, #26
1fe4: dc05 bgt.n 1ff2 <serial2_getchar+0x4a>
1fe6: 4b07 ldr r3, [pc, #28] ; (2004 <serial2_getchar+0x5c>)
1fe8: 781b ldrb r3, [r3, #0]
1fea: 720b strb r3, [r1, #8]
1fec: e001 b.n 1ff2 <serial2_getchar+0x4a>
uint32_t head, tail;
int c;
head = rx_buffer_head;
tail = rx_buffer_tail;
if (head == tail) return -1;
1fee: 2001 movs r0, #1
1ff0: 4240 negs r0, r0
if (head >= tail) avail = head - tail;
else avail = RX_BUFFER_SIZE + head - tail;
if (avail <= RTS_LOW_WATERMARK) rts_assert();
}
return c;
}
1ff2: bd10 pop {r4, pc}
1ff4: 20000074 .word 0x20000074
1ff8: 20000009 .word 0x20000009
1ffc: 20000033 .word 0x20000033
2000: 20000004 .word 0x20000004
2004: 20000032 .word 0x20000032
00002008 <serial2_peek>:
int serial2_peek(void)
{
uint32_t head, tail;
head = rx_buffer_head;
2008: 4b0a ldr r3, [pc, #40] ; (2034 <serial2_peek+0x2c>)
200a: 781a ldrb r2, [r3, #0]
tail = rx_buffer_tail;
200c: 4b0a ldr r3, [pc, #40] ; (2038 <serial2_peek+0x30>)
200e: 781b ldrb r3, [r3, #0]
2010: b2db uxtb r3, r3
if (head == tail) return -1;
2012: 429a cmp r2, r3
2014: d00a beq.n 202c <serial2_peek+0x24>
if (++tail >= RX_BUFFER_SIZE) tail = 0;
2016: 3301 adds r3, #1
2018: 2200 movs r2, #0
201a: 213f movs r1, #63 ; 0x3f
201c: 4299 cmp r1, r3
201e: 4152 adcs r2, r2
2020: 4252 negs r2, r2
2022: 4013 ands r3, r2
return rx_buffer[tail];
2024: 4a05 ldr r2, [pc, #20] ; (203c <serial2_peek+0x34>)
2026: 5cd0 ldrb r0, [r2, r3]
2028: b2c0 uxtb r0, r0
202a: e001 b.n 2030 <serial2_peek+0x28>
{
uint32_t head, tail;
head = rx_buffer_head;
tail = rx_buffer_tail;
if (head == tail) return -1;
202c: 2001 movs r0, #1
202e: 4240 negs r0, r0
if (++tail >= RX_BUFFER_SIZE) tail = 0;
return rx_buffer[tail];
}
2030: 4770 bx lr
2032: 46c0 nop ; (mov r8, r8)
2034: 20000074 .word 0x20000074
2038: 20000009 .word 0x20000009
203c: 20000033 .word 0x20000033
00002040 <serial2_clear>:
if (!(SIM_SCGC4 & SIM_SCGC4_UART1)) return;
UART1_C2 &= ~(UART_C2_RE | UART_C2_RIE | UART_C2_ILIE);
UART1_CFIFO = UART_CFIFO_RXFLUSH;
UART1_C2 |= (UART_C2_RE | UART_C2_RIE | UART_C2_ILIE);
#endif
rx_buffer_head = rx_buffer_tail;
2040: 4b06 ldr r3, [pc, #24] ; (205c <serial2_clear+0x1c>)
2042: 781a ldrb r2, [r3, #0]
2044: 4b06 ldr r3, [pc, #24] ; (2060 <serial2_clear+0x20>)
2046: b2d2 uxtb r2, r2
2048: 701a strb r2, [r3, #0]
if (rts_pin) rts_assert();
204a: 4b06 ldr r3, [pc, #24] ; (2064 <serial2_clear+0x24>)
204c: 681b ldr r3, [r3, #0]
204e: 2b00 cmp r3, #0
2050: d002 beq.n 2058 <serial2_clear+0x18>
2052: 4a05 ldr r2, [pc, #20] ; (2068 <serial2_clear+0x28>)
2054: 7812 ldrb r2, [r2, #0]
2056: 721a strb r2, [r3, #8]
}
2058: 4770 bx lr
205a: 46c0 nop ; (mov r8, r8)
205c: 20000009 .word 0x20000009
2060: 20000074 .word 0x20000074
2064: 20000004 .word 0x20000004
2068: 20000032 .word 0x20000032
0000206c <uart1_status_isr>:
// Receive data above watermark UART_S1_RDRF
// LIN break detect UART_S2_LBKDIF
// RxD pin active edge UART_S2_RXEDGIF
void uart1_status_isr(void)
{
206c: b530 push {r4, r5, lr}
} while (UART1_TCFIFO < 8);
tx_buffer_tail = tail;
if (UART1_S1 & UART_S1_TDRE) UART1_C2 = C2_TX_COMPLETING;
}
#else
if (UART1_S1 & UART_S1_RDRF) {
206e: 4a25 ldr r2, [pc, #148] ; (2104 <uart1_status_isr+0x98>)
2070: 7913 ldrb r3, [r2, #4]
2072: 0699 lsls r1, r3, #26
2074: d512 bpl.n 209c <uart1_status_isr+0x30>
n = UART1_D;
if (use9Bits && (UART1_C3 & 0x80)) n |= 0x100;
head = rx_buffer_head + 1;
2076: 4924 ldr r1, [pc, #144] ; (2108 <uart1_status_isr+0x9c>)
tx_buffer_tail = tail;
if (UART1_S1 & UART_S1_TDRE) UART1_C2 = C2_TX_COMPLETING;
}
#else
if (UART1_S1 & UART_S1_RDRF) {
n = UART1_D;
2078: 79d4 ldrb r4, [r2, #7]
if (use9Bits && (UART1_C3 & 0x80)) n |= 0x100;
head = rx_buffer_head + 1;
207a: 780b ldrb r3, [r1, #0]
if (head >= RX_BUFFER_SIZE) head = 0;
207c: 2000 movs r0, #0
}
#else
if (UART1_S1 & UART_S1_RDRF) {
n = UART1_D;
if (use9Bits && (UART1_C3 & 0x80)) n |= 0x100;
head = rx_buffer_head + 1;
207e: 3301 adds r3, #1
if (head >= RX_BUFFER_SIZE) head = 0;
2080: 253f movs r5, #63 ; 0x3f
2082: 429d cmp r5, r3
2084: 4140 adcs r0, r0
2086: 4240 negs r0, r0
2088: 4003 ands r3, r0
if (head != rx_buffer_tail) {
208a: 4820 ldr r0, [pc, #128] ; (210c <uart1_status_isr+0xa0>)
tx_buffer_tail = tail;
if (UART1_S1 & UART_S1_TDRE) UART1_C2 = C2_TX_COMPLETING;
}
#else
if (UART1_S1 & UART_S1_RDRF) {
n = UART1_D;
208c: b2e4 uxtb r4, r4
if (use9Bits && (UART1_C3 & 0x80)) n |= 0x100;
head = rx_buffer_head + 1;
if (head >= RX_BUFFER_SIZE) head = 0;
if (head != rx_buffer_tail) {
208e: 7800 ldrb r0, [r0, #0]
2090: 4283 cmp r3, r0
2092: d003 beq.n 209c <uart1_status_isr+0x30>
rx_buffer[head] = n;
2094: 481e ldr r0, [pc, #120] ; (2110 <uart1_status_isr+0xa4>)
2096: 54c4 strb r4, [r0, r3]
rx_buffer_head = head;
2098: b2db uxtb r3, r3
209a: 700b strb r3, [r1, #0]
}
}
c = UART1_C2;
209c: 78d1 ldrb r1, [r2, #3]
209e: 4c19 ldr r4, [pc, #100] ; (2104 <uart1_status_isr+0x98>)
20a0: b2c9 uxtb r1, r1
if ((c & UART_C2_TIE) && (UART1_S1 & UART_S1_TDRE)) {
20a2: b24b sxtb r3, r1
20a4: 2b00 cmp r3, #0
20a6: da1a bge.n 20de <uart1_status_isr+0x72>
20a8: 7923 ldrb r3, [r4, #4]
20aa: b25b sxtb r3, r3
20ac: 2b00 cmp r3, #0
20ae: da16 bge.n 20de <uart1_status_isr+0x72>
head = tx_buffer_head;
20b0: 4b18 ldr r3, [pc, #96] ; (2114 <uart1_status_isr+0xa8>)
tail = tx_buffer_tail;
20b2: 4819 ldr r0, [pc, #100] ; (2118 <uart1_status_isr+0xac>)
rx_buffer_head = head;
}
}
c = UART1_C2;
if ((c & UART_C2_TIE) && (UART1_S1 & UART_S1_TDRE)) {
head = tx_buffer_head;
20b4: 781d ldrb r5, [r3, #0]
tail = tx_buffer_tail;
20b6: 7803 ldrb r3, [r0, #0]
20b8: b2db uxtb r3, r3
if (head == tail) {
20ba: 429d cmp r5, r3
20bc: d102 bne.n 20c4 <uart1_status_isr+0x58>
UART1_C2 = C2_TX_COMPLETING;
20be: 236c movs r3, #108 ; 0x6c
20c0: 70e3 strb r3, [r4, #3]
20c2: e00c b.n 20de <uart1_status_isr+0x72>
} else {
if (++tail >= TX_BUFFER_SIZE) tail = 0;
20c4: 3301 adds r3, #1
20c6: 2400 movs r4, #0
20c8: 2527 movs r5, #39 ; 0x27
20ca: 429d cmp r5, r3
20cc: 4164 adcs r4, r4
20ce: 4264 negs r4, r4
20d0: 4023 ands r3, r4
n = tx_buffer[tail];
20d2: 4c12 ldr r4, [pc, #72] ; (211c <uart1_status_isr+0xb0>)
20d4: 5ce4 ldrb r4, [r4, r3]
if (use9Bits) UART1_C3 = (UART1_C3 & ~0x40) | ((n & 0x100) >> 2);
UART1_D = n;
tx_buffer_tail = tail;
20d6: b2db uxtb r3, r3
tail = tx_buffer_tail;
if (head == tail) {
UART1_C2 = C2_TX_COMPLETING;
} else {
if (++tail >= TX_BUFFER_SIZE) tail = 0;
n = tx_buffer[tail];
20d8: b2e4 uxtb r4, r4
if (use9Bits) UART1_C3 = (UART1_C3 & ~0x40) | ((n & 0x100) >> 2);
UART1_D = n;
20da: 71d4 strb r4, [r2, #7]
tx_buffer_tail = tail;
20dc: 7003 strb r3, [r0, #0]
}
}
#endif
if ((c & UART_C2_TCIE) && (UART1_S1 & UART_S1_TC)) {
20de: 2340 movs r3, #64 ; 0x40
20e0: 4219 tst r1, r3
20e2: d00e beq.n 2102 <uart1_status_isr+0x96>
20e4: 7911 ldrb r1, [r2, #4]
20e6: 4219 tst r1, r3
20e8: d00b beq.n 2102 <uart1_status_isr+0x96>
transmitting = 0;
20ea: 4b0d ldr r3, [pc, #52] ; (2120 <uart1_status_isr+0xb4>)
20ec: 2100 movs r1, #0
20ee: 7019 strb r1, [r3, #0]
if (transmit_pin) transmit_deassert();
20f0: 4b0c ldr r3, [pc, #48] ; (2124 <uart1_status_isr+0xb8>)
20f2: 681b ldr r3, [r3, #0]
20f4: 428b cmp r3, r1
20f6: d002 beq.n 20fe <uart1_status_isr+0x92>
20f8: 490b ldr r1, [pc, #44] ; (2128 <uart1_status_isr+0xbc>)
20fa: 7809 ldrb r1, [r1, #0]
20fc: 7219 strb r1, [r3, #8]
UART1_C2 = C2_TX_INACTIVE;
20fe: 232c movs r3, #44 ; 0x2c
2100: 70d3 strb r3, [r2, #3]
}
}
2102: bd30 pop {r4, r5, pc}
2104: 4006b000 .word 0x4006b000
2108: 20000074 .word 0x20000074
210c: 20000009 .word 0x20000009
2110: 20000033 .word 0x20000033
2114: 2000007c .word 0x2000007c
2118: 20000075 .word 0x20000075
211c: 2000000a .word 0x2000000a
2120: 20000008 .word 0x20000008
2124: 20000078 .word 0x20000078
2128: 20000073 .word 0x20000073
0000212c <serial3_begin>:
#define C2_TX_COMPLETING C2_ENABLE | UART_C2_TCIE
#define C2_TX_INACTIVE C2_ENABLE
void serial3_begin(uint32_t divisor)
{
SIM_SCGC4 |= SIM_SCGC4_UART2; // turn on clock, TODO: use bitband
212c: 4b20 ldr r3, [pc, #128] ; (21b0 <serial3_begin+0x84>)
212e: 2280 movs r2, #128 ; 0x80
2130: 6819 ldr r1, [r3, #0]
2132: 0152 lsls r2, r2, #5
2134: 430a orrs r2, r1
2136: 601a str r2, [r3, #0]
rx_buffer_head = 0;
2138: 4a1e ldr r2, [pc, #120] ; (21b4 <serial3_begin+0x88>)
213a: 2300 movs r3, #0
213c: 7013 strb r3, [r2, #0]
rx_buffer_tail = 0;
213e: 4a1e ldr r2, [pc, #120] ; (21b8 <serial3_begin+0x8c>)
2140: 7013 strb r3, [r2, #0]
tx_buffer_head = 0;
2142: 4a1e ldr r2, [pc, #120] ; (21bc <serial3_begin+0x90>)
2144: 7013 strb r3, [r2, #0]
tx_buffer_tail = 0;
2146: 4a1e ldr r2, [pc, #120] ; (21c0 <serial3_begin+0x94>)
2148: 7013 strb r3, [r2, #0]
transmitting = 0;
214a: 4a1e ldr r2, [pc, #120] ; (21c4 <serial3_begin+0x98>)
214c: 7013 strb r3, [r2, #0]
#if defined(KINETISK)
CORE_PIN7_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3);
CORE_PIN8_CONFIG = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(3);
#elif defined(KINETISL)
switch (rx_pin_num) {
214e: 4b1e ldr r3, [pc, #120] ; (21c8 <serial3_begin+0x9c>)
2150: 781b ldrb r3, [r3, #0]
2152: 2b06 cmp r3, #6
2154: d004 beq.n 2160 <serial3_begin+0x34>
2156: 2b07 cmp r3, #7
2158: d105 bne.n 2166 <serial3_begin+0x3a>
case 7: CORE_PIN7_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); break;
215a: 4a1c ldr r2, [pc, #112] ; (21cc <serial3_begin+0xa0>)
215c: 4b1c ldr r3, [pc, #112] ; (21d0 <serial3_begin+0xa4>)
215e: e001 b.n 2164 <serial3_begin+0x38>
case 6: CORE_PIN6_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); break;
2160: 4a1a ldr r2, [pc, #104] ; (21cc <serial3_begin+0xa0>)
2162: 4b1c ldr r3, [pc, #112] ; (21d4 <serial3_begin+0xa8>)
2164: 601a str r2, [r3, #0]
}
switch (tx_pin_num) {
2166: 4b1c ldr r3, [pc, #112] ; (21d8 <serial3_begin+0xac>)
2168: 781b ldrb r3, [r3, #0]
216a: 2b08 cmp r3, #8
216c: d005 beq.n 217a <serial3_begin+0x4e>
216e: 2b14 cmp r3, #20
2170: d107 bne.n 2182 <serial3_begin+0x56>
case 8: CORE_PIN8_CONFIG = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(3); break;
case 20: CORE_PIN20_CONFIG = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(3); break;
2172: 22d1 movs r2, #209 ; 0xd1
2174: 0092 lsls r2, r2, #2
2176: 4b19 ldr r3, [pc, #100] ; (21dc <serial3_begin+0xb0>)
2178: e002 b.n 2180 <serial3_begin+0x54>
switch (rx_pin_num) {
case 7: CORE_PIN7_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); break;
case 6: CORE_PIN6_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); break;
}
switch (tx_pin_num) {
case 8: CORE_PIN8_CONFIG = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(3); break;
217a: 22d1 movs r2, #209 ; 0xd1
217c: 4b18 ldr r3, [pc, #96] ; (21e0 <serial3_begin+0xb4>)
217e: 0092 lsls r2, r2, #2
case 20: CORE_PIN20_CONFIG = PORT_PCR_DSE | PORT_PCR_SRE | PORT_PCR_MUX(3); break;
2180: 601a str r2, [r3, #0]
UART2_BDL = (divisor >> 5) & 0xFF;
UART2_C4 = divisor & 0x1F;
UART2_C1 = 0;
UART2_PFIFO = 0;
#elif defined(HAS_KINETISL_UART2)
UART2_BDH = (divisor >> 8) & 0x1F;
2182: 4b18 ldr r3, [pc, #96] ; (21e4 <serial3_begin+0xb8>)
2184: 04c2 lsls r2, r0, #19
2186: 0ed2 lsrs r2, r2, #27
2188: 701a strb r2, [r3, #0]
UART2_BDL = divisor & 0xFF;
218a: b2c0 uxtb r0, r0
UART2_C1 = 0;
218c: 2200 movs r2, #0
UART2_C4 = divisor & 0x1F;
UART2_C1 = 0;
UART2_PFIFO = 0;
#elif defined(HAS_KINETISL_UART2)
UART2_BDH = (divisor >> 8) & 0x1F;
UART2_BDL = divisor & 0xFF;
218e: 7058 strb r0, [r3, #1]
UART2_C1 = 0;
2190: 709a strb r2, [r3, #2]
#endif
UART2_C2 = C2_TX_INACTIVE;
2192: 222c movs r2, #44 ; 0x2c
2194: 70da strb r2, [r3, #3]
NVIC_SET_PRIORITY(IRQ_UART2_STATUS, IRQ_PRIORITY);
2196: 4b14 ldr r3, [pc, #80] ; (21e8 <serial3_begin+0xbc>)
2198: 4a14 ldr r2, [pc, #80] ; (21ec <serial3_begin+0xc0>)
219a: 6819 ldr r1, [r3, #0]
219c: 400a ands r2, r1
219e: 2180 movs r1, #128 ; 0x80
21a0: 03c9 lsls r1, r1, #15
21a2: 430a orrs r2, r1
21a4: 601a str r2, [r3, #0]
NVIC_ENABLE_IRQ(IRQ_UART2_STATUS);
21a6: 4b12 ldr r3, [pc, #72] ; (21f0 <serial3_begin+0xc4>)
21a8: 2280 movs r2, #128 ; 0x80
21aa: 01d2 lsls r2, r2, #7
21ac: 601a str r2, [r3, #0]
}
21ae: 4770 bx lr
21b0: 40048034 .word 0x40048034
21b4: 200000f0 .word 0x200000f0
21b8: 20000085 .word 0x20000085
21bc: 200000f8 .word 0x200000f8
21c0: 200000f1 .word 0x200000f1
21c4: 20000084 .word 0x20000084
21c8: 1ffffd67 .word 0x1ffffd67
21cc: 00000313 .word 0x00000313
21d0: 4004c008 .word 0x4004c008
21d4: 4004c010 .word 0x4004c010
21d8: 1ffffd68 .word 0x1ffffd68
21dc: 4004c014 .word 0x4004c014
21e0: 4004c00c .word 0x4004c00c
21e4: 4006c000 .word 0x4006c000
21e8: e000e40c .word 0xe000e40c
21ec: ff00ffff .word 0xff00ffff
21f0: e000e100 .word 0xe000e100
000021f4 <serial3_format>:
void serial3_format(uint32_t format)
{
21f4: b510 push {r4, lr}
uint8_t c;
c = UART2_C1;
21f6: 4b12 ldr r3, [pc, #72] ; (2240 <serial3_format+0x4c>)
c = (c & ~0x13) | (format & 0x03); // configure parity
21f8: 2213 movs r2, #19
void serial3_format(uint32_t format)
{
uint8_t c;
c = UART2_C1;
21fa: 7899 ldrb r1, [r3, #2]
c = (c & ~0x13) | (format & 0x03); // configure parity
21fc: 4391 bics r1, r2
21fe: 2203 movs r2, #3
2200: 4002 ands r2, r0
2202: 430a orrs r2, r1
if (format & 0x04) c |= 0x10; // 9 bits (might include parity)
2204: 0741 lsls r1, r0, #29
2206: d501 bpl.n 220c <serial3_format+0x18>
2208: 2110 movs r1, #16
220a: 430a orrs r2, r1
UART2_C1 = c;
220c: 709a strb r2, [r3, #2]
if ((format & 0x0F) == 0x04) UART2_C3 |= 0x40; // 8N2 is 9 bit with 9th bit always 1
220e: 220f movs r2, #15
uint8_t c;
c = UART2_C1;
c = (c & ~0x13) | (format & 0x03); // configure parity
if (format & 0x04) c |= 0x10; // 9 bits (might include parity)
UART2_C1 = c;
2210: 490b ldr r1, [pc, #44] ; (2240 <serial3_format+0x4c>)
if ((format & 0x0F) == 0x04) UART2_C3 |= 0x40; // 8N2 is 9 bit with 9th bit always 1
2212: 4002 ands r2, r0
2214: 2a04 cmp r2, #4
2216: d103 bne.n 2220 <serial3_format+0x2c>
2218: 798a ldrb r2, [r1, #6]
221a: 2440 movs r4, #64 ; 0x40
221c: 4322 orrs r2, r4
221e: 718a strb r2, [r1, #6]
c = UART2_S2 & ~0x10;
2220: 795a ldrb r2, [r3, #5]
2222: 2110 movs r1, #16
2224: 438a bics r2, r1
if (format & 0x10) c |= 0x10; // rx invert
2226: 4208 tst r0, r1
2228: d000 beq.n 222c <serial3_format+0x38>
222a: 430a orrs r2, r1
UART2_S2 = c;
222c: 715a strb r2, [r3, #5]
c = UART2_C3 & ~0x10;
222e: 799a ldrb r2, [r3, #6]
2230: 2110 movs r1, #16
2232: 438a bics r2, r1
if (format & 0x20) c |= 0x10; // tx invert
2234: 0684 lsls r4, r0, #26
2236: d500 bpl.n 223a <serial3_format+0x46>
2238: 430a orrs r2, r1
UART2_C3 = c;
223a: 719a strb r2, [r3, #6]
c = UART2_C4 & 0x1F;
if (format & 0x08) c |= 0x20; // 9 bit mode with parity (requires 10 bits)
UART2_C4 = c;
use9Bits = format & 0x80;
#endif
}
223c: bd10 pop {r4, pc}
223e: 46c0 nop ; (mov r8, r8)
2240: 4006c000 .word 0x4006c000
00002244 <serial3_end>:
void serial3_end(void)
{
2244: b508 push {r3, lr}
if (!(SIM_SCGC4 & SIM_SCGC4_UART2)) return;
2246: 4b12 ldr r3, [pc, #72] ; (2290 <serial3_end+0x4c>)
2248: 681b ldr r3, [r3, #0]
224a: 04da lsls r2, r3, #19
224c: d51e bpl.n 228c <serial3_end+0x48>
while (transmitting) yield(); // wait for buffered data to send
224e: 4b11 ldr r3, [pc, #68] ; (2294 <serial3_end+0x50>)
2250: 781b ldrb r3, [r3, #0]
2252: b2db uxtb r3, r3
2254: 2b00 cmp r3, #0
2256: d002 beq.n 225e <serial3_end+0x1a>
2258: f7ff f926 bl 14a8 <yield>
225c: e7f7 b.n 224e <serial3_end+0xa>
NVIC_DISABLE_IRQ(IRQ_UART2_STATUS);
225e: 4a0e ldr r2, [pc, #56] ; (2298 <serial3_end+0x54>)
2260: 2180 movs r1, #128 ; 0x80
2262: 01c9 lsls r1, r1, #7
2264: 6011 str r1, [r2, #0]
UART2_C2 = 0;
2266: 4a0d ldr r2, [pc, #52] ; (229c <serial3_end+0x58>)
CORE_PIN7_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_MUX(1);
2268: 490d ldr r1, [pc, #52] ; (22a0 <serial3_end+0x5c>)
void serial3_end(void)
{
if (!(SIM_SCGC4 & SIM_SCGC4_UART2)) return;
while (transmitting) yield(); // wait for buffered data to send
NVIC_DISABLE_IRQ(IRQ_UART2_STATUS);
UART2_C2 = 0;
226a: 70d3 strb r3, [r2, #3]
CORE_PIN7_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_MUX(1);
226c: 2204 movs r2, #4
226e: 32ff adds r2, #255 ; 0xff
2270: 600a str r2, [r1, #0]
CORE_PIN8_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_MUX(1);
2272: 490c ldr r1, [pc, #48] ; (22a4 <serial3_end+0x60>)
2274: 600a str r2, [r1, #0]
rx_buffer_head = 0;
2276: 4a0c ldr r2, [pc, #48] ; (22a8 <serial3_end+0x64>)
2278: 7013 strb r3, [r2, #0]
rx_buffer_tail = 0;
227a: 4a0c ldr r2, [pc, #48] ; (22ac <serial3_end+0x68>)
227c: 7013 strb r3, [r2, #0]
if (rts_pin) rts_deassert();
227e: 4b0c ldr r3, [pc, #48] ; (22b0 <serial3_end+0x6c>)
2280: 681b ldr r3, [r3, #0]
2282: 2b00 cmp r3, #0
2284: d002 beq.n 228c <serial3_end+0x48>
2286: 4a0b ldr r2, [pc, #44] ; (22b4 <serial3_end+0x70>)
2288: 7812 ldrb r2, [r2, #0]
228a: 711a strb r2, [r3, #4]
}
228c: bd08 pop {r3, pc}
228e: 46c0 nop ; (mov r8, r8)
2290: 40048034 .word 0x40048034
2294: 20000084 .word 0x20000084
2298: e000e180 .word 0xe000e180
229c: 4006c000 .word 0x4006c000
22a0: 4004c008 .word 0x4004c008
22a4: 4004c00c .word 0x4004c00c
22a8: 200000f0 .word 0x200000f0
22ac: 20000085 .word 0x20000085
22b0: 20000080 .word 0x20000080
22b4: 200000ae .word 0x200000ae
000022b8 <serial3_set_transmit_pin>:
void serial3_set_transmit_pin(uint8_t pin)
{
22b8: b538 push {r3, r4, r5, lr}
22ba: 1c04 adds r4, r0, #0
while (transmitting) ;
22bc: 4b0b ldr r3, [pc, #44] ; (22ec <serial3_set_transmit_pin+0x34>)
22be: 781d ldrb r5, [r3, #0]
22c0: b2ed uxtb r5, r5
22c2: 2d00 cmp r5, #0
22c4: d1fa bne.n 22bc <serial3_set_transmit_pin+0x4>
pinMode(pin, OUTPUT);
22c6: 1c20 adds r0, r4, #0
22c8: 2101 movs r1, #1
22ca: f7fe fa0d bl 6e8 <pinMode>
digitalWrite(pin, LOW);
22ce: 1c29 adds r1, r5, #0
22d0: 1c20 adds r0, r4, #0
22d2: f7fe f9e9 bl 6a8 <digitalWrite>
transmit_pin = portOutputRegister(pin);
22d6: 220c movs r2, #12
22d8: 4354 muls r4, r2
22da: 4b05 ldr r3, [pc, #20] ; (22f0 <serial3_set_transmit_pin+0x38>)
22dc: 4a05 ldr r2, [pc, #20] ; (22f4 <serial3_set_transmit_pin+0x3c>)
22de: 58e1 ldr r1, [r4, r3]
#if defined(KINETISL)
transmit_mask = digitalPinToBitMask(pin);
22e0: 191c adds r4, r3, r4
void serial3_set_transmit_pin(uint8_t pin)
{
while (transmitting) ;
pinMode(pin, OUTPUT);
digitalWrite(pin, LOW);
transmit_pin = portOutputRegister(pin);
22e2: 6011 str r1, [r2, #0]
#if defined(KINETISL)
transmit_mask = digitalPinToBitMask(pin);
22e4: 4b04 ldr r3, [pc, #16] ; (22f8 <serial3_set_transmit_pin+0x40>)
22e6: 7a22 ldrb r2, [r4, #8]
22e8: 701a strb r2, [r3, #0]
#endif
}
22ea: bd38 pop {r3, r4, r5, pc}
22ec: 20000084 .word 0x20000084
22f0: 00002d64 .word 0x00002d64
22f4: 200000f4 .word 0x200000f4
22f8: 200000ef .word 0x200000ef
000022fc <serial3_set_tx>:
void serial3_set_tx(uint8_t pin, uint8_t opendrain)
{
22fc: b530 push {r4, r5, lr}
uint32_t cfg;
if (opendrain) pin |= 128;
22fe: 2900 cmp r1, #0
2300: d001 beq.n 2306 <serial3_set_tx+0xa>
2302: 2380 movs r3, #128 ; 0x80
2304: 4318 orrs r0, r3
if (pin == tx_pin_num) return;
2306: 4a15 ldr r2, [pc, #84] ; (235c <serial3_set_tx+0x60>)
2308: 7813 ldrb r3, [r2, #0]
230a: 1c14 adds r4, r2, #0
230c: 4298 cmp r0, r3
230e: d024 beq.n 235a <serial3_set_tx+0x5e>
if ((SIM_SCGC4 & SIM_SCGC4_UART2)) {
2310: 4a13 ldr r2, [pc, #76] ; (2360 <serial3_set_tx+0x64>)
2312: 6812 ldr r2, [r2, #0]
2314: 04d5 lsls r5, r2, #19
2316: d51f bpl.n 2358 <serial3_set_tx+0x5c>
switch (tx_pin_num & 127) {
2318: 227f movs r2, #127 ; 0x7f
231a: 4013 ands r3, r2
231c: 2b08 cmp r3, #8
231e: d004 beq.n 232a <serial3_set_tx+0x2e>
2320: 2b14 cmp r3, #20
2322: d105 bne.n 2330 <serial3_set_tx+0x34>
case 8: CORE_PIN8_CONFIG = 0; break; // PTD3
#if defined(KINETISL)
case 20: CORE_PIN20_CONFIG = 0; break; // PTD5
2324: 2200 movs r2, #0
2326: 4b0f ldr r3, [pc, #60] ; (2364 <serial3_set_tx+0x68>)
2328: e001 b.n 232e <serial3_set_tx+0x32>
if (opendrain) pin |= 128;
if (pin == tx_pin_num) return;
if ((SIM_SCGC4 & SIM_SCGC4_UART2)) {
switch (tx_pin_num & 127) {
case 8: CORE_PIN8_CONFIG = 0; break; // PTD3
232a: 4b0f ldr r3, [pc, #60] ; (2368 <serial3_set_tx+0x6c>)
232c: 2200 movs r2, #0
#if defined(KINETISL)
case 20: CORE_PIN20_CONFIG = 0; break; // PTD5
232e: 601a str r2, [r3, #0]
#endif
}
if (opendrain) {
cfg = PORT_PCR_DSE | PORT_PCR_ODE;
} else {
cfg = PORT_PCR_DSE | PORT_PCR_SRE;
2330: 2344 movs r3, #68 ; 0x44
case 8: CORE_PIN8_CONFIG = 0; break; // PTD3
#if defined(KINETISL)
case 20: CORE_PIN20_CONFIG = 0; break; // PTD5
#endif
}
if (opendrain) {
2332: 2900 cmp r1, #0
2334: d000 beq.n 2338 <serial3_set_tx+0x3c>
cfg = PORT_PCR_DSE | PORT_PCR_ODE;
2336: 2360 movs r3, #96 ; 0x60
} else {
cfg = PORT_PCR_DSE | PORT_PCR_SRE;
}
switch (pin & 127) {
2338: 227f movs r2, #127 ; 0x7f
233a: 4002 ands r2, r0
233c: 2a08 cmp r2, #8
233e: d006 beq.n 234e <serial3_set_tx+0x52>
2340: 2a14 cmp r2, #20
2342: d109 bne.n 2358 <serial3_set_tx+0x5c>
case 8: CORE_PIN8_CONFIG = cfg | PORT_PCR_MUX(3); break;
#if defined(KINETISL)
case 20: CORE_PIN20_CONFIG = cfg | PORT_PCR_MUX(3); break;
2344: 22c0 movs r2, #192 ; 0xc0
2346: 0092 lsls r2, r2, #2
2348: 4313 orrs r3, r2
234a: 4a06 ldr r2, [pc, #24] ; (2364 <serial3_set_tx+0x68>)
234c: e003 b.n 2356 <serial3_set_tx+0x5a>
cfg = PORT_PCR_DSE | PORT_PCR_ODE;
} else {
cfg = PORT_PCR_DSE | PORT_PCR_SRE;
}
switch (pin & 127) {
case 8: CORE_PIN8_CONFIG = cfg | PORT_PCR_MUX(3); break;
234e: 22c0 movs r2, #192 ; 0xc0
2350: 0092 lsls r2, r2, #2
2352: 4313 orrs r3, r2
2354: 4a04 ldr r2, [pc, #16] ; (2368 <serial3_set_tx+0x6c>)
#if defined(KINETISL)
case 20: CORE_PIN20_CONFIG = cfg | PORT_PCR_MUX(3); break;
2356: 6013 str r3, [r2, #0]
#endif
}
}
tx_pin_num = pin;
2358: 7020 strb r0, [r4, #0]
}
235a: bd30 pop {r4, r5, pc}
235c: 1ffffd68 .word 0x1ffffd68
2360: 40048034 .word 0x40048034
2364: 4004c014 .word 0x4004c014
2368: 4004c00c .word 0x4004c00c
0000236c <serial3_set_rx>:
void serial3_set_rx(uint8_t pin)
{
236c: b510 push {r4, lr}
#if defined(KINETISL)
if (pin == rx_pin_num) return;
236e: 4a0f ldr r2, [pc, #60] ; (23ac <serial3_set_rx+0x40>)
2370: 7813 ldrb r3, [r2, #0]
2372: 4298 cmp r0, r3
2374: d018 beq.n 23a8 <serial3_set_rx+0x3c>
if ((SIM_SCGC4 & SIM_SCGC4_UART2)) {
2376: 490e ldr r1, [pc, #56] ; (23b0 <serial3_set_rx+0x44>)
2378: 6809 ldr r1, [r1, #0]
237a: 04cc lsls r4, r1, #19
237c: d513 bpl.n 23a6 <serial3_set_rx+0x3a>
switch (rx_pin_num) {
237e: 2b06 cmp r3, #6
2380: d004 beq.n 238c <serial3_set_rx+0x20>
2382: 2b07 cmp r3, #7
2384: d105 bne.n 2392 <serial3_set_rx+0x26>
case 7: CORE_PIN7_CONFIG = 0; break; // PTD2
2386: 2100 movs r1, #0
2388: 4b0a ldr r3, [pc, #40] ; (23b4 <serial3_set_rx+0x48>)
238a: e001 b.n 2390 <serial3_set_rx+0x24>
case 6: CORE_PIN6_CONFIG = 0; break; // PTD4
238c: 4b0a ldr r3, [pc, #40] ; (23b8 <serial3_set_rx+0x4c>)
238e: 2100 movs r1, #0
2390: 6019 str r1, [r3, #0]
}
switch (pin) {
2392: 2806 cmp r0, #6
2394: d004 beq.n 23a0 <serial3_set_rx+0x34>
2396: 2807 cmp r0, #7
2398: d105 bne.n 23a6 <serial3_set_rx+0x3a>
case 7: CORE_PIN7_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); break;
239a: 4908 ldr r1, [pc, #32] ; (23bc <serial3_set_rx+0x50>)
239c: 4b05 ldr r3, [pc, #20] ; (23b4 <serial3_set_rx+0x48>)
239e: e001 b.n 23a4 <serial3_set_rx+0x38>
case 6: CORE_PIN6_CONFIG = PORT_PCR_PE | PORT_PCR_PS | PORT_PCR_PFE | PORT_PCR_MUX(3); break;
23a0: 4906 ldr r1, [pc, #24] ; (23bc <serial3_set_rx+0x50>)
23a2: 4b05 ldr r3, [pc, #20] ; (23b8 <serial3_set_rx+0x4c>)
23a4: 6019 str r1, [r3, #0]
}
}
rx_pin_num = pin;
23a6: 7010 strb r0, [r2, #0]
#endif
}
23a8: bd10 pop {r4, pc}
23aa: 46c0 nop ; (mov r8, r8)
23ac: 1ffffd67 .word 0x1ffffd67
23b0: 40048034 .word 0x40048034
23b4: 4004c008 .word 0x4004c008
23b8: 4004c010 .word 0x4004c010
23bc: 00000313 .word 0x00000313
000023c0 <serial3_set_rts>:
int serial3_set_rts(uint8_t pin)
{
23c0: b538 push {r3, r4, r5, lr}
if (!(SIM_SCGC4 & SIM_SCGC4_UART2)) return 0;
23c2: 4b0e ldr r3, [pc, #56] ; (23fc <serial3_set_rts+0x3c>)
23c4: 681a ldr r2, [r3, #0]
23c6: 2300 movs r3, #0
23c8: 04d1 lsls r1, r2, #19
23ca: d514 bpl.n 23f6 <serial3_set_rts+0x36>
23cc: 4c0c ldr r4, [pc, #48] ; (2400 <serial3_set_rts+0x40>)
if (pin < CORE_NUM_DIGITAL) {
23ce: 281a cmp r0, #26
23d0: d810 bhi.n 23f4 <serial3_set_rts+0x34>
rts_pin = portOutputRegister(pin);
23d2: 230c movs r3, #12
23d4: 4343 muls r3, r0
23d6: 4a0b ldr r2, [pc, #44] ; (2404 <serial3_set_rts+0x44>)
#if defined(KINETISL)
rts_mask = digitalPinToBitMask(pin);
23d8: 4d0b ldr r5, [pc, #44] ; (2408 <serial3_set_rts+0x48>)
int serial3_set_rts(uint8_t pin)
{
if (!(SIM_SCGC4 & SIM_SCGC4_UART2)) return 0;
if (pin < CORE_NUM_DIGITAL) {
rts_pin = portOutputRegister(pin);
23da: 5899 ldr r1, [r3, r2]
#if defined(KINETISL)
rts_mask = digitalPinToBitMask(pin);
23dc: 18d3 adds r3, r2, r3
23de: 7a1b ldrb r3, [r3, #8]
int serial3_set_rts(uint8_t pin)
{
if (!(SIM_SCGC4 & SIM_SCGC4_UART2)) return 0;
if (pin < CORE_NUM_DIGITAL) {
rts_pin = portOutputRegister(pin);
23e0: 6021 str r1, [r4, #0]
#if defined(KINETISL)
rts_mask = digitalPinToBitMask(pin);
#endif
pinMode(pin, OUTPUT);
23e2: 2101 movs r1, #1
{
if (!(SIM_SCGC4 & SIM_SCGC4_UART2)) return 0;
if (pin < CORE_NUM_DIGITAL) {
rts_pin = portOutputRegister(pin);
#if defined(KINETISL)
rts_mask = digitalPinToBitMask(pin);
23e4: 702b strb r3, [r5, #0]
#endif
pinMode(pin, OUTPUT);
23e6: f7fe f97f bl 6e8 <pinMode>
rts_assert();
23ea: 6823 ldr r3, [r4, #0]
23ec: 782a ldrb r2, [r5, #0]
23ee: 721a strb r2, [r3, #8]
UART2_MODEM &= ~UART_MODEM_RXRTSE;
return 0;
}
UART2_MODEM |= UART_MODEM_RXRTSE;
*/
return 1;
23f0: 2301 movs r3, #1
23f2: e000 b.n 23f6 <serial3_set_rts+0x36>
rts_mask = digitalPinToBitMask(pin);
#endif
pinMode(pin, OUTPUT);
rts_assert();
} else {
rts_pin = NULL;
23f4: 6023 str r3, [r4, #0]
return 0;
}
UART2_MODEM |= UART_MODEM_RXRTSE;
*/
return 1;
}
23f6: 1c18 adds r0, r3, #0
23f8: bd38 pop {r3, r4, r5, pc}
23fa: 46c0 nop ; (mov r8, r8)
23fc: 40048034 .word 0x40048034
2400: 20000080 .word 0x20000080
2404: 00002d64 .word 0x00002d64
2408: 200000ae .word 0x200000ae
0000240c <serial3_set_cts>:
UART2_MODEM |= UART_MODEM_TXCTSE;
return 1;
#else
return 0;
#endif
}
240c: 2000 movs r0, #0
240e: 4770 bx lr
00002410 <serial3_putchar>:
void serial3_putchar(uint32_t c)
{
2410: b5f8 push {r3, r4, r5, r6, r7, lr}
uint32_t head, n;
if (!(SIM_SCGC4 & SIM_SCGC4_UART2)) return;
2412: 4b21 ldr r3, [pc, #132] ; (2498 <serial3_putchar+0x88>)
return 0;
#endif
}
void serial3_putchar(uint32_t c)
{
2414: 1c07 adds r7, r0, #0
uint32_t head, n;
if (!(SIM_SCGC4 & SIM_SCGC4_UART2)) return;
2416: 681b ldr r3, [r3, #0]
2418: 04da lsls r2, r3, #19
241a: d53b bpl.n 2494 <serial3_putchar+0x84>
if (transmit_pin) transmit_assert();
241c: 4b1f ldr r3, [pc, #124] ; (249c <serial3_putchar+0x8c>)
241e: 681b ldr r3, [r3, #0]
2420: 2b00 cmp r3, #0
2422: d002 beq.n 242a <serial3_putchar+0x1a>
2424: 4a1e ldr r2, [pc, #120] ; (24a0 <serial3_putchar+0x90>)
2426: 7812 ldrb r2, [r2, #0]
2428: 711a strb r2, [r3, #4]
head = tx_buffer_head;
242a: 4e1e ldr r6, [pc, #120] ; (24a4 <serial3_putchar+0x94>)
if (++head >= TX_BUFFER_SIZE) head = 0;
242c: 2300 movs r3, #0
{
uint32_t head, n;
if (!(SIM_SCGC4 & SIM_SCGC4_UART2)) return;
if (transmit_pin) transmit_assert();
head = tx_buffer_head;
242e: 7834 ldrb r4, [r6, #0]
if (++head >= TX_BUFFER_SIZE) head = 0;
2430: 2227 movs r2, #39 ; 0x27
2432: 3401 adds r4, #1
2434: 42a2 cmp r2, r4
2436: 415b adcs r3, r3
2438: 425b negs r3, r3
243a: 401c ands r4, r3
while (tx_buffer_tail == head) {
243c: 4d1a ldr r5, [pc, #104] ; (24a8 <serial3_putchar+0x98>)
243e: 782b ldrb r3, [r5, #0]
2440: 42a3 cmp r3, r4
2442: d11c bne.n 247e <serial3_putchar+0x6e>
int priority = nvic_execution_priority();
2444: f7ff f8ca bl 15dc <nvic_execution_priority>
if (priority <= IRQ_PRIORITY) {
2448: 2840 cmp r0, #64 ; 0x40
244a: dc13 bgt.n 2474 <serial3_putchar+0x64>
if ((UART2_S1 & UART_S1_TDRE)) {
244c: 4a17 ldr r2, [pc, #92] ; (24ac <serial3_putchar+0x9c>)
244e: 7913 ldrb r3, [r2, #4]
2450: b25b sxtb r3, r3
2452: 2b00 cmp r3, #0
2454: daf2 bge.n 243c <serial3_putchar+0x2c>
uint32_t tail = tx_buffer_tail;
2456: 782b ldrb r3, [r5, #0]
if (++tail >= TX_BUFFER_SIZE) tail = 0;
2458: 2100 movs r1, #0
245a: 3301 adds r3, #1
245c: 2027 movs r0, #39 ; 0x27
245e: 4298 cmp r0, r3
2460: 4149 adcs r1, r1
2462: 4249 negs r1, r1
2464: 400b ands r3, r1
n = tx_buffer[tail];
2466: 4912 ldr r1, [pc, #72] ; (24b0 <serial3_putchar+0xa0>)
2468: 5cc9 ldrb r1, [r1, r3]
if (use9Bits) UART2_C3 = (UART2_C3 & ~0x40) | ((n & 0x100) >> 2);
UART2_D = n;
tx_buffer_tail = tail;
246a: b2db uxtb r3, r3
int priority = nvic_execution_priority();
if (priority <= IRQ_PRIORITY) {
if ((UART2_S1 & UART_S1_TDRE)) {
uint32_t tail = tx_buffer_tail;
if (++tail >= TX_BUFFER_SIZE) tail = 0;
n = tx_buffer[tail];
246c: b2c9 uxtb r1, r1
if (use9Bits) UART2_C3 = (UART2_C3 & ~0x40) | ((n & 0x100) >> 2);
UART2_D = n;
246e: 71d1 strb r1, [r2, #7]
tx_buffer_tail = tail;
2470: 702b strb r3, [r5, #0]
2472: e7e3 b.n 243c <serial3_putchar+0x2c>
}
} else if (priority >= 256) {
2474: 28ff cmp r0, #255 ; 0xff
2476: dde1 ble.n 243c <serial3_putchar+0x2c>
yield(); // wait
2478: f7ff f816 bl 14a8 <yield>
247c: e7de b.n 243c <serial3_putchar+0x2c>
}
}
tx_buffer[head] = c;
247e: 4b0c ldr r3, [pc, #48] ; (24b0 <serial3_putchar+0xa0>)
2480: b2ff uxtb r7, r7
2482: 551f strb r7, [r3, r4]
transmitting = 1;
2484: 4b0b ldr r3, [pc, #44] ; (24b4 <serial3_putchar+0xa4>)
2486: 2201 movs r2, #1
2488: 701a strb r2, [r3, #0]
tx_buffer_head = head;
UART2_C2 = C2_TX_ACTIVE;
248a: 4b08 ldr r3, [pc, #32] ; (24ac <serial3_putchar+0x9c>)
yield(); // wait
}
}
tx_buffer[head] = c;
transmitting = 1;
tx_buffer_head = head;
248c: b2e4 uxtb r4, r4
UART2_C2 = C2_TX_ACTIVE;
248e: 22ac movs r2, #172 ; 0xac
yield(); // wait
}
}
tx_buffer[head] = c;
transmitting = 1;
tx_buffer_head = head;
2490: 7034 strb r4, [r6, #0]
UART2_C2 = C2_TX_ACTIVE;
2492: 70da strb r2, [r3, #3]
}
2494: bdf8 pop {r3, r4, r5, r6, r7, pc}
2496: 46c0 nop ; (mov r8, r8)
2498: 40048034 .word 0x40048034
249c: 200000f4 .word 0x200000f4
24a0: 200000ef .word 0x200000ef
24a4: 200000f8 .word 0x200000f8
24a8: 200000f1 .word 0x200000f1
24ac: 4006c000 .word 0x4006c000
24b0: 20000086 .word 0x20000086
24b4: 20000084 .word 0x20000084
000024b8 <serial3_write>:
void serial3_write(const void *buf, unsigned int count)
{
24b8: b538 push {r3, r4, r5, lr}
24ba: 1c04 adds r4, r0, #0
24bc: 1845 adds r5, r0, r1
const uint8_t *p = (const uint8_t *)buf;
while (count-- > 0) serial3_putchar(*p++);
24be: 42ac cmp r4, r5
24c0: d004 beq.n 24cc <serial3_write+0x14>
24c2: 7820 ldrb r0, [r4, #0]
24c4: f7ff ffa4 bl 2410 <serial3_putchar>
24c8: 3401 adds r4, #1
24ca: e7f8 b.n 24be <serial3_write+0x6>
}
24cc: bd38 pop {r3, r4, r5, pc}
24ce: ffff b508 vabal.u<illegal width 64> <illegal reg q13.5>, d15, d8
000024d0 <serial3_flush>:
void serial3_flush(void)
{
24d0: b508 push {r3, lr}
while (transmitting) yield(); // wait
24d2: 4b04 ldr r3, [pc, #16] ; (24e4 <serial3_flush+0x14>)
24d4: 781b ldrb r3, [r3, #0]
24d6: 2b00 cmp r3, #0
24d8: d002 beq.n 24e0 <serial3_flush+0x10>
24da: f7fe ffe5 bl 14a8 <yield>
24de: e7f8 b.n 24d2 <serial3_flush+0x2>
}
24e0: bd08 pop {r3, pc}
24e2: 46c0 nop ; (mov r8, r8)
24e4: 20000084 .word 0x20000084
000024e8 <serial3_write_buffer_free>:
int serial3_write_buffer_free(void)
{
uint32_t head, tail;
head = tx_buffer_head;
24e8: 4b06 ldr r3, [pc, #24] ; (2504 <serial3_write_buffer_free+0x1c>)
tail = tx_buffer_tail;
24ea: 4a07 ldr r2, [pc, #28] ; (2508 <serial3_write_buffer_free+0x20>)
int serial3_write_buffer_free(void)
{
uint32_t head, tail;
head = tx_buffer_head;
24ec: 781b ldrb r3, [r3, #0]
tail = tx_buffer_tail;
24ee: 7810 ldrb r0, [r2, #0]
int serial3_write_buffer_free(void)
{
uint32_t head, tail;
head = tx_buffer_head;
24f0: b2db uxtb r3, r3
tail = tx_buffer_tail;
24f2: b2c0 uxtb r0, r0
if (head >= tail) return TX_BUFFER_SIZE - 1 - head + tail;
24f4: 4283 cmp r3, r0
24f6: d301 bcc.n 24fc <serial3_write_buffer_free+0x14>
24f8: 3027 adds r0, #39 ; 0x27
24fa: e000 b.n 24fe <serial3_write_buffer_free+0x16>
return tail - head - 1;
24fc: 3801 subs r0, #1
24fe: 1ac0 subs r0, r0, r3
}
2500: 4770 bx lr
2502: 46c0 nop ; (mov r8, r8)
2504: 200000f8 .word 0x200000f8
2508: 200000f1 .word 0x200000f1
0000250c <serial3_available>:
int serial3_available(void)
{
uint32_t head, tail;
head = rx_buffer_head;
250c: 4b05 ldr r3, [pc, #20] ; (2524 <serial3_available+0x18>)
250e: 7818 ldrb r0, [r3, #0]
tail = rx_buffer_tail;
2510: 4b05 ldr r3, [pc, #20] ; (2528 <serial3_available+0x1c>)
int serial3_available(void)
{
uint32_t head, tail;
head = rx_buffer_head;
2512: b2c0 uxtb r0, r0
tail = rx_buffer_tail;
2514: 781b ldrb r3, [r3, #0]
2516: b2db uxtb r3, r3
if (head >= tail) return head - tail;
2518: 4298 cmp r0, r3
251a: d200 bcs.n 251e <serial3_available+0x12>
return RX_BUFFER_SIZE + head - tail;
251c: 3040 adds r0, #64 ; 0x40
251e: 1ac0 subs r0, r0, r3
}
2520: 4770 bx lr
2522: 46c0 nop ; (mov r8, r8)
2524: 200000f0 .word 0x200000f0
2528: 20000085 .word 0x20000085
0000252c <serial3_getchar>:
int serial3_getchar(void)
{
252c: b510 push {r4, lr}
uint32_t head, tail;
int c;
head = rx_buffer_head;
252e: 4b12 ldr r3, [pc, #72] ; (2578 <serial3_getchar+0x4c>)
tail = rx_buffer_tail;
2530: 4912 ldr r1, [pc, #72] ; (257c <serial3_getchar+0x50>)
int serial3_getchar(void)
{
uint32_t head, tail;
int c;
head = rx_buffer_head;
2532: 781a ldrb r2, [r3, #0]
tail = rx_buffer_tail;
2534: 780b ldrb r3, [r1, #0]
int serial3_getchar(void)
{
uint32_t head, tail;
int c;
head = rx_buffer_head;
2536: b2d2 uxtb r2, r2
tail = rx_buffer_tail;
2538: b2db uxtb r3, r3
if (head == tail) return -1;
253a: 429a cmp r2, r3
253c: d019 beq.n 2572 <serial3_getchar+0x46>
if (++tail >= RX_BUFFER_SIZE) tail = 0;
253e: 3301 adds r3, #1
2540: 243f movs r4, #63 ; 0x3f
2542: 2000 movs r0, #0
2544: 429c cmp r4, r3
2546: 4140 adcs r0, r0
2548: 4240 negs r0, r0
254a: 4003 ands r3, r0
c = rx_buffer[tail];
254c: 480c ldr r0, [pc, #48] ; (2580 <serial3_getchar+0x54>)
rx_buffer_tail = tail;
254e: b2dc uxtb r4, r3
head = rx_buffer_head;
tail = rx_buffer_tail;
if (head == tail) return -1;
if (++tail >= RX_BUFFER_SIZE) tail = 0;
c = rx_buffer[tail];
2550: 5cc0 ldrb r0, [r0, r3]
rx_buffer_tail = tail;
2552: 700c strb r4, [r1, #0]
if (rts_pin) {
2554: 490b ldr r1, [pc, #44] ; (2584 <serial3_getchar+0x58>)
head = rx_buffer_head;
tail = rx_buffer_tail;
if (head == tail) return -1;
if (++tail >= RX_BUFFER_SIZE) tail = 0;
c = rx_buffer[tail];
2556: b2c0 uxtb r0, r0
rx_buffer_tail = tail;
if (rts_pin) {
2558: 6809 ldr r1, [r1, #0]
255a: 2900 cmp r1, #0
255c: d00b beq.n 2576 <serial3_getchar+0x4a>
int avail;
if (head >= tail) avail = head - tail;
255e: 429a cmp r2, r3
2560: d200 bcs.n 2564 <serial3_getchar+0x38>
else avail = RX_BUFFER_SIZE + head - tail;
2562: 3240 adds r2, #64 ; 0x40
2564: 1ad3 subs r3, r2, r3
if (avail <= RTS_LOW_WATERMARK) rts_assert();
2566: 2b1a cmp r3, #26
2568: dc05 bgt.n 2576 <serial3_getchar+0x4a>
256a: 4b07 ldr r3, [pc, #28] ; (2588 <serial3_getchar+0x5c>)
256c: 781b ldrb r3, [r3, #0]
256e: 720b strb r3, [r1, #8]
2570: e001 b.n 2576 <serial3_getchar+0x4a>
uint32_t head, tail;
int c;
head = rx_buffer_head;
tail = rx_buffer_tail;
if (head == tail) return -1;
2572: 2001 movs r0, #1
2574: 4240 negs r0, r0
if (head >= tail) avail = head - tail;
else avail = RX_BUFFER_SIZE + head - tail;
if (avail <= RTS_LOW_WATERMARK) rts_assert();
}
return c;
}
2576: bd10 pop {r4, pc}
2578: 200000f0 .word 0x200000f0
257c: 20000085 .word 0x20000085
2580: 200000af .word 0x200000af
2584: 20000080 .word 0x20000080
2588: 200000ae .word 0x200000ae
0000258c <serial3_peek>:
int serial3_peek(void)
{
uint32_t head, tail;
head = rx_buffer_head;
258c: 4b0a ldr r3, [pc, #40] ; (25b8 <serial3_peek+0x2c>)
258e: 781a ldrb r2, [r3, #0]
tail = rx_buffer_tail;
2590: 4b0a ldr r3, [pc, #40] ; (25bc <serial3_peek+0x30>)
2592: 781b ldrb r3, [r3, #0]
2594: b2db uxtb r3, r3
if (head == tail) return -1;
2596: 429a cmp r2, r3
2598: d00a beq.n 25b0 <serial3_peek+0x24>
if (++tail >= RX_BUFFER_SIZE) tail = 0;
259a: 3301 adds r3, #1
259c: 2200 movs r2, #0
259e: 213f movs r1, #63 ; 0x3f
25a0: 4299 cmp r1, r3
25a2: 4152 adcs r2, r2
25a4: 4252 negs r2, r2
25a6: 4013 ands r3, r2
return rx_buffer[tail];
25a8: 4a05 ldr r2, [pc, #20] ; (25c0 <serial3_peek+0x34>)
25aa: 5cd0 ldrb r0, [r2, r3]
25ac: b2c0 uxtb r0, r0
25ae: e001 b.n 25b4 <serial3_peek+0x28>
{
uint32_t head, tail;
head = rx_buffer_head;
tail = rx_buffer_tail;
if (head == tail) return -1;
25b0: 2001 movs r0, #1
25b2: 4240 negs r0, r0
if (++tail >= RX_BUFFER_SIZE) tail = 0;
return rx_buffer[tail];
}
25b4: 4770 bx lr
25b6: 46c0 nop ; (mov r8, r8)
25b8: 200000f0 .word 0x200000f0
25bc: 20000085 .word 0x20000085
25c0: 200000af .word 0x200000af
000025c4 <serial3_clear>:
void serial3_clear(void)
{
rx_buffer_head = rx_buffer_tail;
25c4: 4b06 ldr r3, [pc, #24] ; (25e0 <serial3_clear+0x1c>)
25c6: 781a ldrb r2, [r3, #0]
25c8: 4b06 ldr r3, [pc, #24] ; (25e4 <serial3_clear+0x20>)
25ca: b2d2 uxtb r2, r2
25cc: 701a strb r2, [r3, #0]
if (rts_pin) rts_assert();
25ce: 4b06 ldr r3, [pc, #24] ; (25e8 <serial3_clear+0x24>)
25d0: 681b ldr r3, [r3, #0]
25d2: 2b00 cmp r3, #0
25d4: d002 beq.n 25dc <serial3_clear+0x18>
25d6: 4a05 ldr r2, [pc, #20] ; (25ec <serial3_clear+0x28>)
25d8: 7812 ldrb r2, [r2, #0]
25da: 721a strb r2, [r3, #8]
}
25dc: 4770 bx lr
25de: 46c0 nop ; (mov r8, r8)
25e0: 20000085 .word 0x20000085
25e4: 200000f0 .word 0x200000f0
25e8: 20000080 .word 0x20000080
25ec: 200000ae .word 0x200000ae
000025f0 <uart2_status_isr>:
// Receive data above watermark UART_S1_RDRF
// LIN break detect UART_S2_LBKDIF
// RxD pin active edge UART_S2_RXEDGIF
void uart2_status_isr(void)
{
25f0: b530 push {r4, r5, lr}
uint32_t head, tail, n;
uint8_t c;
if (UART2_S1 & UART_S1_RDRF) {
25f2: 4a2e ldr r2, [pc, #184] ; (26ac <uart2_status_isr+0xbc>)
25f4: 7913 ldrb r3, [r2, #4]
25f6: 0699 lsls r1, r3, #26
25f8: d524 bpl.n 2644 <uart2_status_isr+0x54>
if (use9Bits && (UART2_C3 & 0x80)) {
n = UART2_D | 0x100;
} else {
n = UART2_D;
}
head = rx_buffer_head + 1;
25fa: 492d ldr r1, [pc, #180] ; (26b0 <uart2_status_isr+0xc0>)
if (UART2_S1 & UART_S1_RDRF) {
if (use9Bits && (UART2_C3 & 0x80)) {
n = UART2_D | 0x100;
} else {
n = UART2_D;
25fc: 79d4 ldrb r4, [r2, #7]
}
head = rx_buffer_head + 1;
25fe: 780b ldrb r3, [r1, #0]
if (head >= RX_BUFFER_SIZE) head = 0;
2600: 2000 movs r0, #0
if (use9Bits && (UART2_C3 & 0x80)) {
n = UART2_D | 0x100;
} else {
n = UART2_D;
}
head = rx_buffer_head + 1;
2602: 3301 adds r3, #1
if (head >= RX_BUFFER_SIZE) head = 0;
2604: 253f movs r5, #63 ; 0x3f
2606: 429d cmp r5, r3
2608: 4140 adcs r0, r0
260a: 4240 negs r0, r0
260c: 4003 ands r3, r0
if (head != rx_buffer_tail) {
260e: 4829 ldr r0, [pc, #164] ; (26b4 <uart2_status_isr+0xc4>)
if (UART2_S1 & UART_S1_RDRF) {
if (use9Bits && (UART2_C3 & 0x80)) {
n = UART2_D | 0x100;
} else {
n = UART2_D;
2610: b2e4 uxtb r4, r4
}
head = rx_buffer_head + 1;
if (head >= RX_BUFFER_SIZE) head = 0;
if (head != rx_buffer_tail) {
2612: 7800 ldrb r0, [r0, #0]
2614: 4283 cmp r3, r0
2616: d003 beq.n 2620 <uart2_status_isr+0x30>
rx_buffer[head] = n;
2618: 4827 ldr r0, [pc, #156] ; (26b8 <uart2_status_isr+0xc8>)
261a: 54c4 strb r4, [r0, r3]
rx_buffer_head = head;
261c: b2d8 uxtb r0, r3
261e: 7008 strb r0, [r1, #0]
}
if (rts_pin) {
2620: 4926 ldr r1, [pc, #152] ; (26bc <uart2_status_isr+0xcc>)
2622: 6808 ldr r0, [r1, #0]
2624: 2800 cmp r0, #0
2626: d00d beq.n 2644 <uart2_status_isr+0x54>
int avail;
tail = tx_buffer_tail;
2628: 4925 ldr r1, [pc, #148] ; (26c0 <uart2_status_isr+0xd0>)
262a: 7809 ldrb r1, [r1, #0]
262c: b2c9 uxtb r1, r1
if (head >= tail) avail = head - tail;
262e: 428b cmp r3, r1
2630: d301 bcc.n 2636 <uart2_status_isr+0x46>
2632: 1a5b subs r3, r3, r1
2634: e001 b.n 263a <uart2_status_isr+0x4a>
else avail = RX_BUFFER_SIZE + head - tail;
2636: 1a5b subs r3, r3, r1
2638: 3340 adds r3, #64 ; 0x40
if (avail >= RTS_HIGH_WATERMARK) rts_deassert();
263a: 2b27 cmp r3, #39 ; 0x27
263c: dd02 ble.n 2644 <uart2_status_isr+0x54>
263e: 4b21 ldr r3, [pc, #132] ; (26c4 <uart2_status_isr+0xd4>)
2640: 781b ldrb r3, [r3, #0]
2642: 7103 strb r3, [r0, #4]
}
}
c = UART2_C2;
2644: 78d1 ldrb r1, [r2, #3]
2646: 4c19 ldr r4, [pc, #100] ; (26ac <uart2_status_isr+0xbc>)
2648: b2c9 uxtb r1, r1
if ((c & UART_C2_TIE) && (UART2_S1 & UART_S1_TDRE)) {
264a: b24b sxtb r3, r1
264c: 2b00 cmp r3, #0
264e: da1a bge.n 2686 <uart2_status_isr+0x96>
2650: 7923 ldrb r3, [r4, #4]
2652: b25b sxtb r3, r3
2654: 2b00 cmp r3, #0
2656: da16 bge.n 2686 <uart2_status_isr+0x96>
head = tx_buffer_head;
2658: 4b1b ldr r3, [pc, #108] ; (26c8 <uart2_status_isr+0xd8>)
tail = tx_buffer_tail;
265a: 4819 ldr r0, [pc, #100] ; (26c0 <uart2_status_isr+0xd0>)
if (avail >= RTS_HIGH_WATERMARK) rts_deassert();
}
}
c = UART2_C2;
if ((c & UART_C2_TIE) && (UART2_S1 & UART_S1_TDRE)) {
head = tx_buffer_head;
265c: 781d ldrb r5, [r3, #0]
tail = tx_buffer_tail;
265e: 7803 ldrb r3, [r0, #0]
2660: b2db uxtb r3, r3
if (head == tail) {
2662: 429d cmp r5, r3
2664: d102 bne.n 266c <uart2_status_isr+0x7c>
UART2_C2 = C2_TX_COMPLETING;
2666: 236c movs r3, #108 ; 0x6c
2668: 70e3 strb r3, [r4, #3]
266a: e00c b.n 2686 <uart2_status_isr+0x96>
} else {
if (++tail >= TX_BUFFER_SIZE) tail = 0;
266c: 3301 adds r3, #1
266e: 2400 movs r4, #0
2670: 2527 movs r5, #39 ; 0x27
2672: 429d cmp r5, r3
2674: 4164 adcs r4, r4
2676: 4264 negs r4, r4
2678: 4023 ands r3, r4
n = tx_buffer[tail];
267a: 4c14 ldr r4, [pc, #80] ; (26cc <uart2_status_isr+0xdc>)
267c: 5ce4 ldrb r4, [r4, r3]
if (use9Bits) UART2_C3 = (UART2_C3 & ~0x40) | ((n & 0x100) >> 2);
UART2_D = n;
tx_buffer_tail = tail;
267e: b2db uxtb r3, r3
tail = tx_buffer_tail;
if (head == tail) {
UART2_C2 = C2_TX_COMPLETING;
} else {
if (++tail >= TX_BUFFER_SIZE) tail = 0;
n = tx_buffer[tail];
2680: b2e4 uxtb r4, r4
if (use9Bits) UART2_C3 = (UART2_C3 & ~0x40) | ((n & 0x100) >> 2);
UART2_D = n;
2682: 71d4 strb r4, [r2, #7]
tx_buffer_tail = tail;
2684: 7003 strb r3, [r0, #0]
}
}
if ((c & UART_C2_TCIE) && (UART2_S1 & UART_S1_TC)) {
2686: 2340 movs r3, #64 ; 0x40
2688: 4219 tst r1, r3
268a: d00e beq.n 26aa <uart2_status_isr+0xba>
268c: 7911 ldrb r1, [r2, #4]
268e: 4219 tst r1, r3
2690: d00b beq.n 26aa <uart2_status_isr+0xba>
transmitting = 0;
2692: 4b0f ldr r3, [pc, #60] ; (26d0 <uart2_status_isr+0xe0>)
2694: 2100 movs r1, #0
2696: 7019 strb r1, [r3, #0]
if (transmit_pin) transmit_deassert();
2698: 4b0e ldr r3, [pc, #56] ; (26d4 <uart2_status_isr+0xe4>)
269a: 681b ldr r3, [r3, #0]
269c: 428b cmp r3, r1
269e: d002 beq.n 26a6 <uart2_status_isr+0xb6>
26a0: 490d ldr r1, [pc, #52] ; (26d8 <uart2_status_isr+0xe8>)
26a2: 7809 ldrb r1, [r1, #0]
26a4: 7219 strb r1, [r3, #8]
UART2_C2 = C2_TX_INACTIVE;
26a6: 232c movs r3, #44 ; 0x2c
26a8: 70d3 strb r3, [r2, #3]
}
}
26aa: bd30 pop {r4, r5, pc}
26ac: 4006c000 .word 0x4006c000
26b0: 200000f0 .word 0x200000f0
26b4: 20000085 .word 0x20000085
26b8: 200000af .word 0x200000af
26bc: 20000080 .word 0x20000080
26c0: 200000f1 .word 0x200000f1
26c4: 200000ae .word 0x200000ae
26c8: 200000f8 .word 0x200000f8
26cc: 20000086 .word 0x20000086
26d0: 20000084 .word 0x20000084
26d4: 200000f4 .word 0x200000f4
26d8: 200000ef .word 0x200000ef
000026dc <usb_init_serialnumber>:
3,
{0,0,0,0,0,0,0,0,0,0}
};
void usb_init_serialnumber(void)
{
26dc: b51f push {r0, r1, r2, r3, r4, lr}
char buf[11];
uint32_t i, num;
__disable_irq();
26de: b672 cpsid i
FTFL_FSTAT = FTFL_FSTAT_RDCOLERR | FTFL_FSTAT_ACCERR | FTFL_FSTAT_FPVIOL;
26e0: 4b15 ldr r3, [pc, #84] ; (2738 <usb_init_serialnumber+0x5c>)
26e2: 2270 movs r2, #112 ; 0x70
26e4: 701a strb r2, [r3, #0]
FTFL_FCCOB0 = 0x41;
26e6: 4a15 ldr r2, [pc, #84] ; (273c <usb_init_serialnumber+0x60>)
26e8: 2141 movs r1, #65 ; 0x41
26ea: 7011 strb r1, [r2, #0]
FTFL_FCCOB1 = 15;
26ec: 4a14 ldr r2, [pc, #80] ; (2740 <usb_init_serialnumber+0x64>)
26ee: 210f movs r1, #15
26f0: 7011 strb r1, [r2, #0]
FTFL_FSTAT = FTFL_FSTAT_CCIF;
26f2: 2280 movs r2, #128 ; 0x80
26f4: 701a strb r2, [r3, #0]
while (!(FTFL_FSTAT & FTFL_FSTAT_CCIF)) ; // wait
26f6: 781a ldrb r2, [r3, #0]
26f8: b252 sxtb r2, r2
26fa: 2a00 cmp r2, #0
26fc: dafb bge.n 26f6 <usb_init_serialnumber+0x1a>
num = *(uint32_t *)&FTFL_FCCOB7;
26fe: 4b11 ldr r3, [pc, #68] ; (2744 <usb_init_serialnumber+0x68>)
2700: 6818 ldr r0, [r3, #0]
__enable_irq();
2702: b662 cpsie i
// add extra zero to work around OS-X CDC-ACM driver bug
if (num < 10000000) num = num * 10;
2704: 4b10 ldr r3, [pc, #64] ; (2748 <usb_init_serialnumber+0x6c>)
2706: 4298 cmp r0, r3
2708: d801 bhi.n 270e <usb_init_serialnumber+0x32>
270a: 230a movs r3, #10
270c: 4358 muls r0, r3
ultoa(num, buf, 10);
270e: ac01 add r4, sp, #4
2710: 1c21 adds r1, r4, #0
2712: 220a movs r2, #10
2714: f7fe ff8e bl 1634 <ultoa>
for (i=0; i<10; i++) {
2718: 2300 movs r3, #0
char c = buf[i];
271a: 5ce1 ldrb r1, [r4, r3]
271c: 4a0b ldr r2, [pc, #44] ; (274c <usb_init_serialnumber+0x70>)
if (!c) break;
271e: 2900 cmp r1, #0
2720: d005 beq.n 272e <usb_init_serialnumber+0x52>
2722: 0058 lsls r0, r3, #1
2724: 1810 adds r0, r2, r0
num = *(uint32_t *)&FTFL_FCCOB7;
__enable_irq();
// add extra zero to work around OS-X CDC-ACM driver bug
if (num < 10000000) num = num * 10;
ultoa(num, buf, 10);
for (i=0; i<10; i++) {
2726: 3301 adds r3, #1
char c = buf[i];
if (!c) break;
usb_string_serial_number_default.wString[i] = c;
2728: 8041 strh r1, [r0, #2]
num = *(uint32_t *)&FTFL_FCCOB7;
__enable_irq();
// add extra zero to work around OS-X CDC-ACM driver bug
if (num < 10000000) num = num * 10;
ultoa(num, buf, 10);
for (i=0; i<10; i++) {
272a: 2b0a cmp r3, #10
272c: d1f5 bne.n 271a <usb_init_serialnumber+0x3e>
char c = buf[i];
if (!c) break;
usb_string_serial_number_default.wString[i] = c;
}
usb_string_serial_number_default.bLength = i * 2 + 2;
272e: 3301 adds r3, #1
2730: 005b lsls r3, r3, #1
2732: 7013 strb r3, [r2, #0]
}
2734: bd1f pop {r0, r1, r2, r3, r4, pc}
2736: 46c0 nop ; (mov r8, r8)
2738: 40020000 .word 0x40020000
273c: 40020007 .word 0x40020007
2740: 40020006 .word 0x40020006
2744: 40020008 .word 0x40020008
2748: 0098967f .word 0x0098967f
274c: 1ffffdf2 .word 0x1ffffdf2
00002750 <_ZN14HardwareSerial5writeEm>:
virtual int read(void) { return serial_getchar(); }
virtual void flush(void) { serial_flush(); }
virtual void clear(void) { serial_clear(); }
virtual int availableForWrite(void) { return serial_write_buffer_free(); }
virtual size_t write(uint8_t c) { serial_putchar(c); return 1; }
virtual size_t write(unsigned long n) { return write((uint8_t)n); }
2750: b508 push {r3, lr}
2752: 6803 ldr r3, [r0, #0]
2754: b2c9 uxtb r1, r1
2756: 681b ldr r3, [r3, #0]
2758: 4798 blx r3
275a: bd08 pop {r3, pc}
0000275c <_ZN14HardwareSerial5writeEl>:
virtual size_t write(long n) { return write((uint8_t)n); }
275c: b508 push {r3, lr}
275e: 6803 ldr r3, [r0, #0]
2760: b2c9 uxtb r1, r1
2762: 681b ldr r3, [r3, #0]
2764: 4798 blx r3
2766: bd08 pop {r3, pc}
00002768 <_ZN14HardwareSerial5writeEj>:
virtual size_t write(unsigned int n) { return write((uint8_t)n); }
2768: b508 push {r3, lr}
276a: 6803 ldr r3, [r0, #0]
276c: b2c9 uxtb r1, r1
276e: 681b ldr r3, [r3, #0]
2770: 4798 blx r3
2772: bd08 pop {r3, pc}
00002774 <_ZN14HardwareSerial5writeEi>:
virtual size_t write(int n) { return write((uint8_t)n); }
2774: b508 push {r3, lr}
2776: 6803 ldr r3, [r0, #0]
2778: b2c9 uxtb r1, r1
277a: 681b ldr r3, [r3, #0]
277c: 4798 blx r3
277e: bd08 pop {r3, pc}
00002780 <_ZN14HardwareSerial5beginEm>:
#ifdef __cplusplus
#include "Stream.h"
class HardwareSerial : public Stream
{
public:
virtual void begin(uint32_t baud) { serial_begin(BAUD2DIV(baud)); }
2780: b508 push {r3, lr}
2782: 4b04 ldr r3, [pc, #16] ; (2794 <_ZN14HardwareSerial5beginEm+0x14>)
2784: 0848 lsrs r0, r1, #1
2786: 18c0 adds r0, r0, r3
2788: f000 f9d6 bl 2b38 <__aeabi_uidiv>
278c: f7fe ff7a bl 1684 <serial_begin>
2790: bd08 pop {r3, pc}
2792: 46c0 nop ; (mov r8, r8)
2794: 002dc6c0 .word 0x002dc6c0
00002798 <_ZN14HardwareSerial5beginEmm>:
virtual void begin(uint32_t baud, uint32_t format) {
2798: b510 push {r4, lr}
serial_begin(BAUD2DIV(baud));
279a: 4b06 ldr r3, [pc, #24] ; (27b4 <_ZN14HardwareSerial5beginEmm+0x1c>)
279c: 0848 lsrs r0, r1, #1
279e: 18c0 adds r0, r0, r3
#include "Stream.h"
class HardwareSerial : public Stream
{
public:
virtual void begin(uint32_t baud) { serial_begin(BAUD2DIV(baud)); }
virtual void begin(uint32_t baud, uint32_t format) {
27a0: 1c14 adds r4, r2, #0
serial_begin(BAUD2DIV(baud));
27a2: f000 f9c9 bl 2b38 <__aeabi_uidiv>
27a6: f7fe ff6d bl 1684 <serial_begin>
serial_format(format); }
27aa: 1c20 adds r0, r4, #0
27ac: f7fe ffde bl 176c <serial_format>
27b0: bd10 pop {r4, pc}
27b2: 46c0 nop ; (mov r8, r8)
27b4: 002dc6c0 .word 0x002dc6c0
000027b8 <_ZN14HardwareSerial3endEv>:
virtual void end(void) { serial_end(); }
27b8: b508 push {r3, lr}
27ba: f7fe ffff bl 17bc <serial_end>
27be: bd08 pop {r3, pc}
000027c0 <_ZN14HardwareSerial17transmitterEnableEh>:
virtual void transmitterEnable(uint8_t pin) { serial_set_transmit_pin(pin); }
27c0: b508 push {r3, lr}
27c2: 1c08 adds r0, r1, #0
27c4: f7ff f834 bl 1830 <serial_set_transmit_pin>
27c8: bd08 pop {r3, pc}
000027ca <_ZN14HardwareSerial5setRXEh>:
virtual void setRX(uint8_t pin) { serial_set_rx(pin); }
27ca: b508 push {r3, lr}
27cc: 1c08 adds r0, r1, #0
27ce: f7ff f8a7 bl 1920 <serial_set_rx>
27d2: bd08 pop {r3, pc}
000027d4 <_ZN14HardwareSerial5setTXEhb>:
virtual void setTX(uint8_t pin, bool opendrain=false) { serial_set_tx(pin, opendrain); }
27d4: b508 push {r3, lr}
27d6: 1c08 adds r0, r1, #0
27d8: 1c11 adds r1, r2, #0
27da: f7ff f84b bl 1874 <serial_set_tx>
27de: bd08 pop {r3, pc}
000027e0 <_ZN14HardwareSerial9attachRtsEh>:
virtual bool attachRts(uint8_t pin) { return serial_set_rts(pin); }
27e0: b508 push {r3, lr}
27e2: 1c08 adds r0, r1, #0
27e4: f7ff f8e4 bl 19b0 <serial_set_rts>
27e8: 1e43 subs r3, r0, #1
27ea: 4198 sbcs r0, r3
27ec: b2c0 uxtb r0, r0
27ee: bd08 pop {r3, pc}
000027f0 <_ZN14HardwareSerial9attachCtsEh>:
virtual bool attachCts(uint8_t pin) { return serial_set_cts(pin); }
27f0: b508 push {r3, lr}
27f2: 1c08 adds r0, r1, #0
27f4: f7ff f902 bl 19fc <serial_set_cts>
27f8: 1e43 subs r3, r0, #1
27fa: 4198 sbcs r0, r3
27fc: b2c0 uxtb r0, r0
27fe: bd08 pop {r3, pc}
00002800 <_ZN14HardwareSerial9availableEv>:
virtual int available(void) { return serial_available(); }
2800: b508 push {r3, lr}
2802: f7ff f97b bl 1afc <serial_available>
2806: bd08 pop {r3, pc}
00002808 <_ZN14HardwareSerial4peekEv>:
virtual int peek(void) { return serial_peek(); }
2808: b508 push {r3, lr}
280a: f7ff f9b7 bl 1b7c <serial_peek>
280e: bd08 pop {r3, pc}
00002810 <_ZN14HardwareSerial4readEv>:
virtual int read(void) { return serial_getchar(); }
2810: b508 push {r3, lr}
2812: f7ff f983 bl 1b1c <serial_getchar>
2816: bd08 pop {r3, pc}
00002818 <_ZN14HardwareSerial5flushEv>:
virtual void flush(void) { serial_flush(); }
2818: b508 push {r3, lr}
281a: f7ff f951 bl 1ac0 <serial_flush>
281e: bd08 pop {r3, pc}
00002820 <_ZN14HardwareSerial5clearEv>:
virtual void clear(void) { serial_clear(); }
2820: b508 push {r3, lr}
2822: f7ff f9c7 bl 1bb4 <serial_clear>
2826: bd08 pop {r3, pc}
00002828 <_ZN14HardwareSerial17availableForWriteEv>:
virtual int availableForWrite(void) { return serial_write_buffer_free(); }
2828: b508 push {r3, lr}
282a: f7ff f955 bl 1ad8 <serial_write_buffer_free>
282e: bd08 pop {r3, pc}
00002830 <_ZN14HardwareSerial5writeEh>:
virtual size_t write(uint8_t c) { serial_putchar(c); return 1; }
2830: b508 push {r3, lr}
2832: 1c08 adds r0, r1, #0
2834: f7ff f8e4 bl 1a00 <serial_putchar>
2838: 2001 movs r0, #1
283a: bd08 pop {r3, pc}
0000283c <_ZN14HardwareSerial9write9bitEm>:
virtual size_t write(const uint8_t *buffer, size_t size)
{ serial_write(buffer, size); return size; }
virtual size_t write(const char *str) { size_t len = strlen(str);
serial_write((const uint8_t *)str, len);
return len; }
virtual size_t write9bit(uint32_t c) { serial_putchar(c); return 1; }
283c: b508 push {r3, lr}
283e: 1c08 adds r0, r1, #0
2840: f7ff f8de bl 1a00 <serial_putchar>
2844: 2001 movs r0, #1
2846: bd08 pop {r3, pc}
00002848 <_ZN14HardwareSerial5writeEPKhj>:
virtual size_t write(uint8_t c) { serial_putchar(c); return 1; }
virtual size_t write(unsigned long n) { return write((uint8_t)n); }
virtual size_t write(long n) { return write((uint8_t)n); }
virtual size_t write(unsigned int n) { return write((uint8_t)n); }
virtual size_t write(int n) { return write((uint8_t)n); }
virtual size_t write(const uint8_t *buffer, size_t size)
2848: b510 push {r4, lr}
{ serial_write(buffer, size); return size; }
284a: 1c08 adds r0, r1, #0
virtual size_t write(uint8_t c) { serial_putchar(c); return 1; }
virtual size_t write(unsigned long n) { return write((uint8_t)n); }
virtual size_t write(long n) { return write((uint8_t)n); }
virtual size_t write(unsigned int n) { return write((uint8_t)n); }
virtual size_t write(int n) { return write((uint8_t)n); }
virtual size_t write(const uint8_t *buffer, size_t size)
284c: 1c14 adds r4, r2, #0
{ serial_write(buffer, size); return size; }
284e: 1c11 adds r1, r2, #0
2850: f7ff f92a bl 1aa8 <serial_write>
2854: 1c20 adds r0, r4, #0
2856: bd10 pop {r4, pc}
00002858 <_ZN14HardwareSerial5writeEPKc>:
virtual size_t write(const char *str) { size_t len = strlen(str);
2858: b538 push {r3, r4, r5, lr}
285a: 1c08 adds r0, r1, #0
285c: 1c0d adds r5, r1, #0
285e: f000 fa68 bl 2d32 <strlen>
2862: 1c04 adds r4, r0, #0
serial_write((const uint8_t *)str, len);
2864: 1c21 adds r1, r4, #0
2866: 1c28 adds r0, r5, #0
2868: f7ff f91e bl 1aa8 <serial_write>
return len; }
286c: 1c20 adds r0, r4, #0
286e: bd38 pop {r3, r4, r5, pc}
00002870 <_Z12serialEvent1v>:
#include "HardwareSerial.h"
HardwareSerial Serial1;
void serialEvent1() __attribute__((weak));
void serialEvent1() {}
2870: 4770 bx lr
2872: ffff 4b04 vtbl.8 d20, {d15-d18}, d4
00002874 <_GLOBAL__sub_I_Serial1>:
2874: 4b04 ldr r3, [pc, #16] ; (2888 <_GLOBAL__sub_I_Serial1+0x14>)
2876: 2200 movs r2, #0
2878: 711a strb r2, [r3, #4]
287a: 731a strb r2, [r3, #12]
287c: 21fa movs r1, #250 ; 0xfa
// C++ interface
//
#ifdef __cplusplus
#include "Stream.h"
class HardwareSerial : public Stream
287e: 4a03 ldr r2, [pc, #12] ; (288c <_GLOBAL__sub_I_Serial1+0x18>)
2880: 0089 lsls r1, r1, #2
2882: 6099 str r1, [r3, #8]
2884: 601a str r2, [r3, #0]
2886: 4770 bx lr
2888: 200000fc .word 0x200000fc
288c: 00002f38 .word 0x00002f38
00002890 <_ZN15HardwareSerial25writeEm>:
virtual int read(void) { return serial2_getchar(); }
virtual void flush(void) { serial2_flush(); }
virtual void clear(void) { serial2_clear(); }
virtual int availableForWrite(void) { return serial2_write_buffer_free(); }
virtual size_t write(uint8_t c) { serial2_putchar(c); return 1; }
virtual size_t write(unsigned long n) { return write((uint8_t)n); }
2890: b508 push {r3, lr}
2892: 6803 ldr r3, [r0, #0]
2894: b2c9 uxtb r1, r1
2896: 681b ldr r3, [r3, #0]
2898: 4798 blx r3
289a: bd08 pop {r3, pc}
0000289c <_ZN15HardwareSerial25writeEl>:
virtual size_t write(long n) { return write((uint8_t)n); }
289c: b508 push {r3, lr}
289e: 6803 ldr r3, [r0, #0]
28a0: b2c9 uxtb r1, r1
28a2: 681b ldr r3, [r3, #0]
28a4: 4798 blx r3
28a6: bd08 pop {r3, pc}
000028a8 <_ZN15HardwareSerial25writeEj>:
virtual size_t write(unsigned int n) { return write((uint8_t)n); }
28a8: b508 push {r3, lr}
28aa: 6803 ldr r3, [r0, #0]
28ac: b2c9 uxtb r1, r1
28ae: 681b ldr r3, [r3, #0]
28b0: 4798 blx r3
28b2: bd08 pop {r3, pc}
000028b4 <_ZN15HardwareSerial25writeEi>:
virtual size_t write(int n) { return write((uint8_t)n); }
28b4: b508 push {r3, lr}
28b6: 6803 ldr r3, [r0, #0]
28b8: b2c9 uxtb r1, r1
28ba: 681b ldr r3, [r3, #0]
28bc: 4798 blx r3
28be: bd08 pop {r3, pc}
000028c0 <_ZN15HardwareSerial25beginEm>:
extern void serialEvent1(void);
class HardwareSerial2 : public HardwareSerial
{
public:
virtual void begin(uint32_t baud) { serial2_begin(BAUD2DIV2(baud)); }
28c0: b508 push {r3, lr}
28c2: 4b04 ldr r3, [pc, #16] ; (28d4 <_ZN15HardwareSerial25beginEm+0x14>)
28c4: 0848 lsrs r0, r1, #1
28c6: 18c0 adds r0, r0, r3
28c8: f000 f936 bl 2b38 <__aeabi_uidiv>
28cc: f7ff f9e8 bl 1ca0 <serial2_begin>
28d0: bd08 pop {r3, pc}
28d2: 46c0 nop ; (mov r8, r8)
28d4: 0016e360 .word 0x0016e360
000028d8 <_ZN15HardwareSerial25beginEmm>:
virtual void begin(uint32_t baud, uint32_t format) {
28d8: b510 push {r4, lr}
serial2_begin(BAUD2DIV2(baud));
28da: 4b06 ldr r3, [pc, #24] ; (28f4 <_ZN15HardwareSerial25beginEmm+0x1c>)
28dc: 0848 lsrs r0, r1, #1
28de: 18c0 adds r0, r0, r3
class HardwareSerial2 : public HardwareSerial
{
public:
virtual void begin(uint32_t baud) { serial2_begin(BAUD2DIV2(baud)); }
virtual void begin(uint32_t baud, uint32_t format) {
28e0: 1c14 adds r4, r2, #0
serial2_begin(BAUD2DIV2(baud));
28e2: f000 f929 bl 2b38 <__aeabi_uidiv>
28e6: f7ff f9db bl 1ca0 <serial2_begin>
serial2_format(format); }
28ea: 1c20 adds r0, r4, #0
28ec: f7ff fa20 bl 1d30 <serial2_format>
28f0: bd10 pop {r4, pc}
28f2: 46c0 nop ; (mov r8, r8)
28f4: 0016e360 .word 0x0016e360
000028f8 <_ZN15HardwareSerial23endEv>:
virtual void end(void) { serial2_end(); }
28f8: b508 push {r3, lr}
28fa: f7ff fa41 bl 1d80 <serial2_end>
28fe: bd08 pop {r3, pc}
00002900 <_ZN15HardwareSerial217transmitterEnableEh>:
virtual void transmitterEnable(uint8_t pin) { serial2_set_transmit_pin(pin); }
2900: b508 push {r3, lr}
2902: 1c08 adds r0, r1, #0
2904: f7ff fa76 bl 1df4 <serial2_set_transmit_pin>
2908: bd08 pop {r3, pc}
0000290a <_ZN15HardwareSerial25setRXEh>:
virtual void setRX(uint8_t pin) { serial2_set_rx(pin); }
290a: b508 push {r3, lr}
290c: 1c08 adds r0, r1, #0
290e: f7ff fa94 bl 1e3a <serial2_set_rx>
2912: bd08 pop {r3, pc}
00002914 <_ZN15HardwareSerial25setTXEhb>:
virtual void setTX(uint8_t pin, bool opendrain=false) { serial2_set_tx(pin, opendrain); }
2914: b508 push {r3, lr}
2916: 1c08 adds r0, r1, #0
2918: 1c11 adds r1, r2, #0
291a: f7ff fa8d bl 1e38 <serial2_set_tx>
291e: bd08 pop {r3, pc}
00002920 <_ZN15HardwareSerial29attachRtsEh>:
virtual bool attachRts(uint8_t pin) { return serial2_set_rts(pin); }
2920: b508 push {r3, lr}
2922: 1c08 adds r0, r1, #0
2924: f7ff fa8a bl 1e3c <serial2_set_rts>
2928: 1e43 subs r3, r0, #1
292a: 4198 sbcs r0, r3
292c: b2c0 uxtb r0, r0
292e: bd08 pop {r3, pc}
00002930 <_ZN15HardwareSerial29attachCtsEh>:
virtual bool attachCts(uint8_t pin) { return serial2_set_cts(pin); }
2930: b508 push {r3, lr}
2932: 1c08 adds r0, r1, #0
2934: f7ff faa8 bl 1e88 <serial2_set_cts>
2938: 1e43 subs r3, r0, #1
293a: 4198 sbcs r0, r3
293c: b2c0 uxtb r0, r0
293e: bd08 pop {r3, pc}
00002940 <_ZN15HardwareSerial29availableEv>:
virtual int available(void) { return serial2_available(); }
2940: b508 push {r3, lr}
2942: f7ff fb21 bl 1f88 <serial2_available>
2946: bd08 pop {r3, pc}
00002948 <_ZN15HardwareSerial24peekEv>:
virtual int peek(void) { return serial2_peek(); }
2948: b508 push {r3, lr}
294a: f7ff fb5d bl 2008 <serial2_peek>
294e: bd08 pop {r3, pc}
00002950 <_ZN15HardwareSerial24readEv>:
virtual int read(void) { return serial2_getchar(); }
2950: b508 push {r3, lr}
2952: f7ff fb29 bl 1fa8 <serial2_getchar>
2956: bd08 pop {r3, pc}
00002958 <_ZN15HardwareSerial25flushEv>:
virtual void flush(void) { serial2_flush(); }
2958: b508 push {r3, lr}
295a: f7ff faf7 bl 1f4c <serial2_flush>
295e: bd08 pop {r3, pc}
00002960 <_ZN15HardwareSerial25clearEv>:
virtual void clear(void) { serial2_clear(); }
2960: b508 push {r3, lr}
2962: f7ff fb6d bl 2040 <serial2_clear>
2966: bd08 pop {r3, pc}
00002968 <_ZN15HardwareSerial217availableForWriteEv>:
virtual int availableForWrite(void) { return serial2_write_buffer_free(); }
2968: b508 push {r3, lr}
296a: f7ff fafb bl 1f64 <serial2_write_buffer_free>
296e: bd08 pop {r3, pc}
00002970 <_ZN15HardwareSerial25writeEh>:
virtual size_t write(uint8_t c) { serial2_putchar(c); return 1; }
2970: b508 push {r3, lr}
2972: 1c08 adds r0, r1, #0
2974: f7ff fa8a bl 1e8c <serial2_putchar>
2978: 2001 movs r0, #1
297a: bd08 pop {r3, pc}
0000297c <_ZN15HardwareSerial29write9bitEm>:
virtual size_t write(const uint8_t *buffer, size_t size)
{ serial2_write(buffer, size); return size; }
virtual size_t write(const char *str) { size_t len = strlen(str);
serial2_write((const uint8_t *)str, len);
return len; }
virtual size_t write9bit(uint32_t c) { serial2_putchar(c); return 1; }
297c: b508 push {r3, lr}
297e: 1c08 adds r0, r1, #0
2980: f7ff fa84 bl 1e8c <serial2_putchar>
2984: 2001 movs r0, #1
2986: bd08 pop {r3, pc}
00002988 <_ZN15HardwareSerial25writeEPKhj>:
virtual size_t write(uint8_t c) { serial2_putchar(c); return 1; }
virtual size_t write(unsigned long n) { return write((uint8_t)n); }
virtual size_t write(long n) { return write((uint8_t)n); }
virtual size_t write(unsigned int n) { return write((uint8_t)n); }
virtual size_t write(int n) { return write((uint8_t)n); }
virtual size_t write(const uint8_t *buffer, size_t size)
2988: b510 push {r4, lr}
{ serial2_write(buffer, size); return size; }
298a: 1c08 adds r0, r1, #0
virtual size_t write(uint8_t c) { serial2_putchar(c); return 1; }
virtual size_t write(unsigned long n) { return write((uint8_t)n); }
virtual size_t write(long n) { return write((uint8_t)n); }
virtual size_t write(unsigned int n) { return write((uint8_t)n); }
virtual size_t write(int n) { return write((uint8_t)n); }
virtual size_t write(const uint8_t *buffer, size_t size)
298c: 1c14 adds r4, r2, #0
{ serial2_write(buffer, size); return size; }
298e: 1c11 adds r1, r2, #0
2990: f7ff fad0 bl 1f34 <serial2_write>
2994: 1c20 adds r0, r4, #0
2996: bd10 pop {r4, pc}
00002998 <_ZN15HardwareSerial25writeEPKc>:
virtual size_t write(const char *str) { size_t len = strlen(str);
2998: b538 push {r3, r4, r5, lr}
299a: 1c08 adds r0, r1, #0
299c: 1c0d adds r5, r1, #0
299e: f000 f9c8 bl 2d32 <strlen>
29a2: 1c04 adds r4, r0, #0
serial2_write((const uint8_t *)str, len);
29a4: 1c21 adds r1, r4, #0
29a6: 1c28 adds r0, r5, #0
29a8: f7ff fac4 bl 1f34 <serial2_write>
return len; }
29ac: 1c20 adds r0, r4, #0
29ae: bd38 pop {r3, r4, r5, pc}
000029b0 <_Z12serialEvent2v>:
#include "HardwareSerial.h"
HardwareSerial2 Serial2;
void serialEvent2() __attribute__((weak));
void serialEvent2() {}
29b0: 4770 bx lr
29b2: ffff 4b04 vtbl.8 d20, {d15-d18}, d4
000029b4 <_GLOBAL__sub_I_Serial2>:
29b4: 4b04 ldr r3, [pc, #16] ; (29c8 <_GLOBAL__sub_I_Serial2+0x14>)
29b6: 2200 movs r2, #0
29b8: 711a strb r2, [r3, #4]
29ba: 731a strb r2, [r3, #12]
29bc: 21fa movs r1, #250 ; 0xfa
operator bool() { return true; }
};
extern HardwareSerial Serial1;
extern void serialEvent1(void);
class HardwareSerial2 : public HardwareSerial
29be: 4a03 ldr r2, [pc, #12] ; (29cc <_GLOBAL__sub_I_Serial2+0x18>)
29c0: 0089 lsls r1, r1, #2
29c2: 6099 str r1, [r3, #8]
29c4: 601a str r2, [r3, #0]
29c6: 4770 bx lr
29c8: 2000010c .word 0x2000010c
29cc: 00002f98 .word 0x00002f98
000029d0 <_ZN15HardwareSerial35writeEm>:
virtual int read(void) { return serial3_getchar(); }
virtual void flush(void) { serial3_flush(); }
virtual void clear(void) { serial3_clear(); }
virtual int availableForWrite(void) { return serial3_write_buffer_free(); }
virtual size_t write(uint8_t c) { serial3_putchar(c); return 1; }
virtual size_t write(unsigned long n) { return write((uint8_t)n); }
29d0: b508 push {r3, lr}
29d2: 6803 ldr r3, [r0, #0]
29d4: b2c9 uxtb r1, r1
29d6: 681b ldr r3, [r3, #0]
29d8: 4798 blx r3
29da: bd08 pop {r3, pc}
000029dc <_ZN15HardwareSerial35writeEl>:
virtual size_t write(long n) { return write((uint8_t)n); }
29dc: b508 push {r3, lr}
29de: 6803 ldr r3, [r0, #0]
29e0: b2c9 uxtb r1, r1
29e2: 681b ldr r3, [r3, #0]
29e4: 4798 blx r3
29e6: bd08 pop {r3, pc}
000029e8 <_ZN15HardwareSerial35writeEj>:
virtual size_t write(unsigned int n) { return write((uint8_t)n); }
29e8: b508 push {r3, lr}
29ea: 6803 ldr r3, [r0, #0]
29ec: b2c9 uxtb r1, r1
29ee: 681b ldr r3, [r3, #0]
29f0: 4798 blx r3
29f2: bd08 pop {r3, pc}
000029f4 <_ZN15HardwareSerial35writeEi>:
virtual size_t write(int n) { return write((uint8_t)n); }
29f4: b508 push {r3, lr}
29f6: 6803 ldr r3, [r0, #0]
29f8: b2c9 uxtb r1, r1
29fa: 681b ldr r3, [r3, #0]
29fc: 4798 blx r3
29fe: bd08 pop {r3, pc}
00002a00 <_ZN15HardwareSerial35beginEm>:
extern void serialEvent2(void);
class HardwareSerial3 : public HardwareSerial
{
public:
virtual void begin(uint32_t baud) { serial3_begin(BAUD2DIV3(baud)); }
2a00: b508 push {r3, lr}
2a02: 4b04 ldr r3, [pc, #16] ; (2a14 <_ZN15HardwareSerial35beginEm+0x14>)
2a04: 0848 lsrs r0, r1, #1
2a06: 18c0 adds r0, r0, r3
2a08: f000 f896 bl 2b38 <__aeabi_uidiv>
2a0c: f7ff fb8e bl 212c <serial3_begin>
2a10: bd08 pop {r3, pc}
2a12: 46c0 nop ; (mov r8, r8)
2a14: 0016e360 .word 0x0016e360
00002a18 <_ZN15HardwareSerial35beginEmm>:
virtual void begin(uint32_t baud, uint32_t format) {
2a18: b510 push {r4, lr}
serial3_begin(BAUD2DIV3(baud));
2a1a: 4b06 ldr r3, [pc, #24] ; (2a34 <_ZN15HardwareSerial35beginEmm+0x1c>)
2a1c: 0848 lsrs r0, r1, #1
2a1e: 18c0 adds r0, r0, r3
class HardwareSerial3 : public HardwareSerial
{
public:
virtual void begin(uint32_t baud) { serial3_begin(BAUD2DIV3(baud)); }
virtual void begin(uint32_t baud, uint32_t format) {
2a20: 1c14 adds r4, r2, #0
serial3_begin(BAUD2DIV3(baud));
2a22: f000 f889 bl 2b38 <__aeabi_uidiv>
2a26: f7ff fb81 bl 212c <serial3_begin>
serial3_format(format); }
2a2a: 1c20 adds r0, r4, #0
2a2c: f7ff fbe2 bl 21f4 <serial3_format>
2a30: bd10 pop {r4, pc}
2a32: 46c0 nop ; (mov r8, r8)
2a34: 0016e360 .word 0x0016e360
00002a38 <_ZN15HardwareSerial33endEv>:
virtual void end(void) { serial3_end(); }
2a38: b508 push {r3, lr}
2a3a: f7ff fc03 bl 2244 <serial3_end>
2a3e: bd08 pop {r3, pc}
00002a40 <_ZN15HardwareSerial317transmitterEnableEh>:
virtual void transmitterEnable(uint8_t pin) { serial3_set_transmit_pin(pin); }
2a40: b508 push {r3, lr}
2a42: 1c08 adds r0, r1, #0
2a44: f7ff fc38 bl 22b8 <serial3_set_transmit_pin>
2a48: bd08 pop {r3, pc}
00002a4a <_ZN15HardwareSerial35setRXEh>:
virtual void setRX(uint8_t pin) { serial3_set_rx(pin); }
2a4a: b508 push {r3, lr}
2a4c: 1c08 adds r0, r1, #0
2a4e: f7ff fc8d bl 236c <serial3_set_rx>
2a52: bd08 pop {r3, pc}
00002a54 <_ZN15HardwareSerial35setTXEhb>:
virtual void setTX(uint8_t pin, bool opendrain=false) { serial3_set_tx(pin, opendrain); }
2a54: b508 push {r3, lr}
2a56: 1c08 adds r0, r1, #0
2a58: 1c11 adds r1, r2, #0
2a5a: f7ff fc4f bl 22fc <serial3_set_tx>
2a5e: bd08 pop {r3, pc}
00002a60 <_ZN15HardwareSerial39attachRtsEh>:
virtual bool attachRts(uint8_t pin) { return serial3_set_rts(pin); }
2a60: b508 push {r3, lr}
2a62: 1c08 adds r0, r1, #0
2a64: f7ff fcac bl 23c0 <serial3_set_rts>
2a68: 1e43 subs r3, r0, #1
2a6a: 4198 sbcs r0, r3
2a6c: b2c0 uxtb r0, r0
2a6e: bd08 pop {r3, pc}
00002a70 <_ZN15HardwareSerial39attachCtsEh>:
virtual bool attachCts(uint8_t pin) { return serial3_set_cts(pin); }
2a70: b508 push {r3, lr}
2a72: 1c08 adds r0, r1, #0
2a74: f7ff fcca bl 240c <serial3_set_cts>
2a78: 1e43 subs r3, r0, #1
2a7a: 4198 sbcs r0, r3
2a7c: b2c0 uxtb r0, r0
2a7e: bd08 pop {r3, pc}
00002a80 <_ZN15HardwareSerial39availableEv>:
virtual int available(void) { return serial3_available(); }
2a80: b508 push {r3, lr}
2a82: f7ff fd43 bl 250c <serial3_available>
2a86: bd08 pop {r3, pc}
00002a88 <_ZN15HardwareSerial34peekEv>:
virtual int peek(void) { return serial3_peek(); }
2a88: b508 push {r3, lr}
2a8a: f7ff fd7f bl 258c <serial3_peek>
2a8e: bd08 pop {r3, pc}
00002a90 <_ZN15HardwareSerial34readEv>:
virtual int read(void) { return serial3_getchar(); }
2a90: b508 push {r3, lr}
2a92: f7ff fd4b bl 252c <serial3_getchar>
2a96: bd08 pop {r3, pc}
00002a98 <_ZN15HardwareSerial35flushEv>:
virtual void flush(void) { serial3_flush(); }
2a98: b508 push {r3, lr}
2a9a: f7ff fd19 bl 24d0 <serial3_flush>
2a9e: bd08 pop {r3, pc}
00002aa0 <_ZN15HardwareSerial35clearEv>:
virtual void clear(void) { serial3_clear(); }
2aa0: b508 push {r3, lr}
2aa2: f7ff fd8f bl 25c4 <serial3_clear>
2aa6: bd08 pop {r3, pc}
00002aa8 <_ZN15HardwareSerial317availableForWriteEv>:
virtual int availableForWrite(void) { return serial3_write_buffer_free(); }
2aa8: b508 push {r3, lr}
2aaa: f7ff fd1d bl 24e8 <serial3_write_buffer_free>
2aae: bd08 pop {r3, pc}
00002ab0 <_ZN15HardwareSerial35writeEh>:
virtual size_t write(uint8_t c) { serial3_putchar(c); return 1; }
2ab0: b508 push {r3, lr}
2ab2: 1c08 adds r0, r1, #0
2ab4: f7ff fcac bl 2410 <serial3_putchar>
2ab8: 2001 movs r0, #1
2aba: bd08 pop {r3, pc}
00002abc <_ZN15HardwareSerial39write9bitEm>:
virtual size_t write(const uint8_t *buffer, size_t size)
{ serial3_write(buffer, size); return size; }
virtual size_t write(const char *str) { size_t len = strlen(str);
serial3_write((const uint8_t *)str, len);
return len; }
virtual size_t write9bit(uint32_t c) { serial3_putchar(c); return 1; }
2abc: b508 push {r3, lr}
2abe: 1c08 adds r0, r1, #0
2ac0: f7ff fca6 bl 2410 <serial3_putchar>
2ac4: 2001 movs r0, #1
2ac6: bd08 pop {r3, pc}
00002ac8 <_ZN15HardwareSerial35writeEPKhj>:
virtual size_t write(uint8_t c) { serial3_putchar(c); return 1; }
virtual size_t write(unsigned long n) { return write((uint8_t)n); }
virtual size_t write(long n) { return write((uint8_t)n); }
virtual size_t write(unsigned int n) { return write((uint8_t)n); }
virtual size_t write(int n) { return write((uint8_t)n); }
virtual size_t write(const uint8_t *buffer, size_t size)
2ac8: b510 push {r4, lr}
{ serial3_write(buffer, size); return size; }
2aca: 1c08 adds r0, r1, #0
virtual size_t write(uint8_t c) { serial3_putchar(c); return 1; }
virtual size_t write(unsigned long n) { return write((uint8_t)n); }
virtual size_t write(long n) { return write((uint8_t)n); }
virtual size_t write(unsigned int n) { return write((uint8_t)n); }
virtual size_t write(int n) { return write((uint8_t)n); }
virtual size_t write(const uint8_t *buffer, size_t size)
2acc: 1c14 adds r4, r2, #0
{ serial3_write(buffer, size); return size; }
2ace: 1c11 adds r1, r2, #0
2ad0: f7ff fcf2 bl 24b8 <serial3_write>
2ad4: 1c20 adds r0, r4, #0
2ad6: bd10 pop {r4, pc}
00002ad8 <_ZN15HardwareSerial35writeEPKc>:
virtual size_t write(const char *str) { size_t len = strlen(str);
2ad8: b538 push {r3, r4, r5, lr}
2ada: 1c08 adds r0, r1, #0
2adc: 1c0d adds r5, r1, #0
2ade: f000 f928 bl 2d32 <strlen>
2ae2: 1c04 adds r4, r0, #0
serial3_write((const uint8_t *)str, len);
2ae4: 1c21 adds r1, r4, #0
2ae6: 1c28 adds r0, r5, #0
2ae8: f7ff fce6 bl 24b8 <serial3_write>
return len; }
2aec: 1c20 adds r0, r4, #0
2aee: bd38 pop {r3, r4, r5, pc}
00002af0 <_Z12serialEvent3v>:
#include "HardwareSerial.h"
HardwareSerial3 Serial3;
void serialEvent3() __attribute__((weak));
void serialEvent3() {}
2af0: 4770 bx lr
2af2: ffff 4b04 vtbl.8 d20, {d15-d18}, d4
00002af4 <_GLOBAL__sub_I_Serial3>:
2af4: 4b04 ldr r3, [pc, #16] ; (2b08 <_GLOBAL__sub_I_Serial3+0x14>)
2af6: 2200 movs r2, #0
2af8: 711a strb r2, [r3, #4]
2afa: 731a strb r2, [r3, #12]
2afc: 21fa movs r1, #250 ; 0xfa
operator bool() { return true; }
};
extern HardwareSerial2 Serial2;
extern void serialEvent2(void);
class HardwareSerial3 : public HardwareSerial
2afe: 4a03 ldr r2, [pc, #12] ; (2b0c <_GLOBAL__sub_I_Serial3+0x18>)
2b00: 0089 lsls r1, r1, #2
2b02: 6099 str r1, [r3, #8]
2b04: 601a str r2, [r3, #0]
2b06: 4770 bx lr
2b08: 2000011c .word 0x2000011c
2b0c: 00002ff8 .word 0x00002ff8
00002b10 <__gnu_thumb1_case_uqi>:
2b10: b402 push {r1}
2b12: 4671 mov r1, lr
2b14: 0849 lsrs r1, r1, #1
2b16: 0049 lsls r1, r1, #1
2b18: 5c09 ldrb r1, [r1, r0]
2b1a: 0049 lsls r1, r1, #1
2b1c: 448e add lr, r1
2b1e: bc02 pop {r1}
2b20: 4770 bx lr
2b22: 46c0 nop ; (mov r8, r8)
00002b24 <__gnu_thumb1_case_uhi>:
2b24: b403 push {r0, r1}
2b26: 4671 mov r1, lr
2b28: 0849 lsrs r1, r1, #1
2b2a: 0040 lsls r0, r0, #1
2b2c: 0049 lsls r1, r1, #1
2b2e: 5a09 ldrh r1, [r1, r0]
2b30: 0049 lsls r1, r1, #1
2b32: 448e add lr, r1
2b34: bc03 pop {r0, r1}
2b36: 4770 bx lr
00002b38 <__aeabi_uidiv>:
2b38: 2900 cmp r1, #0
2b3a: d034 beq.n 2ba6 <.udivsi3_skip_div0_test+0x6a>
00002b3c <.udivsi3_skip_div0_test>:
2b3c: 2301 movs r3, #1
2b3e: 2200 movs r2, #0
2b40: b410 push {r4}
2b42: 4288 cmp r0, r1
2b44: d32c bcc.n 2ba0 <.udivsi3_skip_div0_test+0x64>
2b46: 2401 movs r4, #1
2b48: 0724 lsls r4, r4, #28
2b4a: 42a1 cmp r1, r4
2b4c: d204 bcs.n 2b58 <.udivsi3_skip_div0_test+0x1c>
2b4e: 4281 cmp r1, r0
2b50: d202 bcs.n 2b58 <.udivsi3_skip_div0_test+0x1c>
2b52: 0109 lsls r1, r1, #4
2b54: 011b lsls r3, r3, #4
2b56: e7f8 b.n 2b4a <.udivsi3_skip_div0_test+0xe>
2b58: 00e4 lsls r4, r4, #3
2b5a: 42a1 cmp r1, r4
2b5c: d204 bcs.n 2b68 <.udivsi3_skip_div0_test+0x2c>
2b5e: 4281 cmp r1, r0
2b60: d202 bcs.n 2b68 <.udivsi3_skip_div0_test+0x2c>
2b62: 0049 lsls r1, r1, #1
2b64: 005b lsls r3, r3, #1
2b66: e7f8 b.n 2b5a <.udivsi3_skip_div0_test+0x1e>
2b68: 4288 cmp r0, r1
2b6a: d301 bcc.n 2b70 <.udivsi3_skip_div0_test+0x34>
2b6c: 1a40 subs r0, r0, r1
2b6e: 431a orrs r2, r3
2b70: 084c lsrs r4, r1, #1
2b72: 42a0 cmp r0, r4
2b74: d302 bcc.n 2b7c <.udivsi3_skip_div0_test+0x40>
2b76: 1b00 subs r0, r0, r4
2b78: 085c lsrs r4, r3, #1
2b7a: 4322 orrs r2, r4
2b7c: 088c lsrs r4, r1, #2
2b7e: 42a0 cmp r0, r4
2b80: d302 bcc.n 2b88 <.udivsi3_skip_div0_test+0x4c>
2b82: 1b00 subs r0, r0, r4
2b84: 089c lsrs r4, r3, #2
2b86: 4322 orrs r2, r4
2b88: 08cc lsrs r4, r1, #3
2b8a: 42a0 cmp r0, r4
2b8c: d302 bcc.n 2b94 <.udivsi3_skip_div0_test+0x58>
2b8e: 1b00 subs r0, r0, r4
2b90: 08dc lsrs r4, r3, #3
2b92: 4322 orrs r2, r4
2b94: 2800 cmp r0, #0
2b96: d003 beq.n 2ba0 <.udivsi3_skip_div0_test+0x64>
2b98: 091b lsrs r3, r3, #4
2b9a: d001 beq.n 2ba0 <.udivsi3_skip_div0_test+0x64>
2b9c: 0909 lsrs r1, r1, #4
2b9e: e7e3 b.n 2b68 <.udivsi3_skip_div0_test+0x2c>
2ba0: 1c10 adds r0, r2, #0
2ba2: bc10 pop {r4}
2ba4: 4770 bx lr
2ba6: 2800 cmp r0, #0
2ba8: d001 beq.n 2bae <.udivsi3_skip_div0_test+0x72>
2baa: 2000 movs r0, #0
2bac: 43c0 mvns r0, r0
2bae: b407 push {r0, r1, r2}
2bb0: 4802 ldr r0, [pc, #8] ; (2bbc <.udivsi3_skip_div0_test+0x80>)
2bb2: a102 add r1, pc, #8 ; (adr r1, 2bbc <.udivsi3_skip_div0_test+0x80>)
2bb4: 1840 adds r0, r0, r1
2bb6: 9002 str r0, [sp, #8]
2bb8: bd03 pop {r0, r1, pc}
2bba: 46c0 nop ; (mov r8, r8)
2bbc: 000000d9 .word 0x000000d9
00002bc0 <__aeabi_uidivmod>:
2bc0: 2900 cmp r1, #0
2bc2: d0f0 beq.n 2ba6 <.udivsi3_skip_div0_test+0x6a>
2bc4: b503 push {r0, r1, lr}
2bc6: f7ff ffb9 bl 2b3c <.udivsi3_skip_div0_test>
2bca: bc0e pop {r1, r2, r3}
2bcc: 4342 muls r2, r0
2bce: 1a89 subs r1, r1, r2
2bd0: 4718 bx r3
2bd2: 46c0 nop ; (mov r8, r8)
00002bd4 <__aeabi_idiv>:
2bd4: 2900 cmp r1, #0
2bd6: d041 beq.n 2c5c <.divsi3_skip_div0_test+0x84>
00002bd8 <.divsi3_skip_div0_test>:
2bd8: b410 push {r4}
2bda: 1c04 adds r4, r0, #0
2bdc: 404c eors r4, r1
2bde: 46a4 mov ip, r4
2be0: 2301 movs r3, #1
2be2: 2200 movs r2, #0
2be4: 2900 cmp r1, #0
2be6: d500 bpl.n 2bea <.divsi3_skip_div0_test+0x12>
2be8: 4249 negs r1, r1
2bea: 2800 cmp r0, #0
2bec: d500 bpl.n 2bf0 <.divsi3_skip_div0_test+0x18>
2bee: 4240 negs r0, r0
2bf0: 4288 cmp r0, r1
2bf2: d32c bcc.n 2c4e <.divsi3_skip_div0_test+0x76>
2bf4: 2401 movs r4, #1
2bf6: 0724 lsls r4, r4, #28
2bf8: 42a1 cmp r1, r4
2bfa: d204 bcs.n 2c06 <.divsi3_skip_div0_test+0x2e>
2bfc: 4281 cmp r1, r0
2bfe: d202 bcs.n 2c06 <.divsi3_skip_div0_test+0x2e>
2c00: 0109 lsls r1, r1, #4
2c02: 011b lsls r3, r3, #4
2c04: e7f8 b.n 2bf8 <.divsi3_skip_div0_test+0x20>
2c06: 00e4 lsls r4, r4, #3
2c08: 42a1 cmp r1, r4
2c0a: d204 bcs.n 2c16 <.divsi3_skip_div0_test+0x3e>
2c0c: 4281 cmp r1, r0
2c0e: d202 bcs.n 2c16 <.divsi3_skip_div0_test+0x3e>
2c10: 0049 lsls r1, r1, #1
2c12: 005b lsls r3, r3, #1
2c14: e7f8 b.n 2c08 <.divsi3_skip_div0_test+0x30>
2c16: 4288 cmp r0, r1
2c18: d301 bcc.n 2c1e <.divsi3_skip_div0_test+0x46>
2c1a: 1a40 subs r0, r0, r1
2c1c: 431a orrs r2, r3
2c1e: 084c lsrs r4, r1, #1
2c20: 42a0 cmp r0, r4
2c22: d302 bcc.n 2c2a <.divsi3_skip_div0_test+0x52>
2c24: 1b00 subs r0, r0, r4
2c26: 085c lsrs r4, r3, #1
2c28: 4322 orrs r2, r4
2c2a: 088c lsrs r4, r1, #2
2c2c: 42a0 cmp r0, r4
2c2e: d302 bcc.n 2c36 <.divsi3_skip_div0_test+0x5e>
2c30: 1b00 subs r0, r0, r4
2c32: 089c lsrs r4, r3, #2
2c34: 4322 orrs r2, r4
2c36: 08cc lsrs r4, r1, #3
2c38: 42a0 cmp r0, r4
2c3a: d302 bcc.n 2c42 <.divsi3_skip_div0_test+0x6a>
2c3c: 1b00 subs r0, r0, r4
2c3e: 08dc lsrs r4, r3, #3
2c40: 4322 orrs r2, r4
2c42: 2800 cmp r0, #0
2c44: d003 beq.n 2c4e <.divsi3_skip_div0_test+0x76>
2c46: 091b lsrs r3, r3, #4
2c48: d001 beq.n 2c4e <.divsi3_skip_div0_test+0x76>
2c4a: 0909 lsrs r1, r1, #4
2c4c: e7e3 b.n 2c16 <.divsi3_skip_div0_test+0x3e>
2c4e: 1c10 adds r0, r2, #0
2c50: 4664 mov r4, ip
2c52: 2c00 cmp r4, #0
2c54: d500 bpl.n 2c58 <.divsi3_skip_div0_test+0x80>
2c56: 4240 negs r0, r0
2c58: bc10 pop {r4}
2c5a: 4770 bx lr
2c5c: 2800 cmp r0, #0
2c5e: d006 beq.n 2c6e <.divsi3_skip_div0_test+0x96>
2c60: db03 blt.n 2c6a <.divsi3_skip_div0_test+0x92>
2c62: 2000 movs r0, #0
2c64: 43c0 mvns r0, r0
2c66: 0840 lsrs r0, r0, #1
2c68: e001 b.n 2c6e <.divsi3_skip_div0_test+0x96>
2c6a: 2080 movs r0, #128 ; 0x80
2c6c: 0600 lsls r0, r0, #24
2c6e: b407 push {r0, r1, r2}
2c70: 4802 ldr r0, [pc, #8] ; (2c7c <.divsi3_skip_div0_test+0xa4>)
2c72: a102 add r1, pc, #8 ; (adr r1, 2c7c <.divsi3_skip_div0_test+0xa4>)
2c74: 1840 adds r0, r0, r1
2c76: 9002 str r0, [sp, #8]
2c78: bd03 pop {r0, r1, pc}
2c7a: 46c0 nop ; (mov r8, r8)
2c7c: 00000019 .word 0x00000019
00002c80 <__aeabi_idivmod>:
2c80: 2900 cmp r1, #0
2c82: d0eb beq.n 2c5c <.divsi3_skip_div0_test+0x84>
2c84: b503 push {r0, r1, lr}
2c86: f7ff ffa7 bl 2bd8 <.divsi3_skip_div0_test>
2c8a: bc0e pop {r1, r2, r3}
2c8c: 4342 muls r2, r0
2c8e: 1a89 subs r1, r1, r2
2c90: 4718 bx r3
2c92: 46c0 nop ; (mov r8, r8)
00002c94 <__aeabi_idiv0>:
2c94: 4770 bx lr
2c96: 46c0 nop ; (mov r8, r8)
00002c98 <__clzsi2>:
2c98: 211c movs r1, #28
2c9a: 2301 movs r3, #1
2c9c: 041b lsls r3, r3, #16
2c9e: 4298 cmp r0, r3
2ca0: d301 bcc.n 2ca6 <__clzsi2+0xe>
2ca2: 0c00 lsrs r0, r0, #16
2ca4: 3910 subs r1, #16
2ca6: 0a1b lsrs r3, r3, #8
2ca8: 4298 cmp r0, r3
2caa: d301 bcc.n 2cb0 <__clzsi2+0x18>
2cac: 0a00 lsrs r0, r0, #8
2cae: 3908 subs r1, #8
2cb0: 091b lsrs r3, r3, #4
2cb2: 4298 cmp r0, r3
2cb4: d301 bcc.n 2cba <__clzsi2+0x22>
2cb6: 0900 lsrs r0, r0, #4
2cb8: 3904 subs r1, #4
2cba: a202 add r2, pc, #8 ; (adr r2, 2cc4 <__clzsi2+0x2c>)
2cbc: 5c10 ldrb r0, [r2, r0]
2cbe: 1840 adds r0, r0, r1
2cc0: 4770 bx lr
2cc2: 46c0 nop ; (mov r8, r8)
2cc4: 02020304 .word 0x02020304
2cc8: 01010101 .word 0x01010101
...
00002cd4 <__libc_init_array>:
2cd4: b570 push {r4, r5, r6, lr}
2cd6: 4b0e ldr r3, [pc, #56] ; (2d10 <__libc_init_array+0x3c>)
2cd8: 4d0e ldr r5, [pc, #56] ; (2d14 <__libc_init_array+0x40>)
2cda: 2400 movs r4, #0
2cdc: 1aed subs r5, r5, r3
2cde: 10ad asrs r5, r5, #2
2ce0: 1c1e adds r6, r3, #0
2ce2: 42ac cmp r4, r5
2ce4: d004 beq.n 2cf0 <__libc_init_array+0x1c>
2ce6: 00a3 lsls r3, r4, #2
2ce8: 58f3 ldr r3, [r6, r3]
2cea: 4798 blx r3
2cec: 3401 adds r4, #1
2cee: e7f8 b.n 2ce2 <__libc_init_array+0xe>
2cf0: f000 f9ae bl 3050 <_init>
2cf4: 4b08 ldr r3, [pc, #32] ; (2d18 <__libc_init_array+0x44>)
2cf6: 4d09 ldr r5, [pc, #36] ; (2d1c <__libc_init_array+0x48>)
2cf8: 2400 movs r4, #0
2cfa: 1aed subs r5, r5, r3
2cfc: 10ad asrs r5, r5, #2
2cfe: 1c1e adds r6, r3, #0
2d00: 42ac cmp r4, r5
2d02: d004 beq.n 2d0e <__libc_init_array+0x3a>
2d04: 00a3 lsls r3, r4, #2
2d06: 58f3 ldr r3, [r6, r3]
2d08: 4798 blx r3
2d0a: 3401 adds r4, #1
2d0c: e7f8 b.n 2d00 <__libc_init_array+0x2c>
2d0e: bd70 pop {r4, r5, r6, pc}
2d10: 0000305c .word 0x0000305c
2d14: 0000305c .word 0x0000305c
2d18: 0000305c .word 0x0000305c
2d1c: 00003078 .word 0x00003078
00002d20 <memcpy>:
2d20: b510 push {r4, lr}
2d22: 2300 movs r3, #0
2d24: 4293 cmp r3, r2
2d26: d003 beq.n 2d30 <memcpy+0x10>
2d28: 5ccc ldrb r4, [r1, r3]
2d2a: 54c4 strb r4, [r0, r3]
2d2c: 3301 adds r3, #1
2d2e: e7f9 b.n 2d24 <memcpy+0x4>
2d30: bd10 pop {r4, pc}
00002d32 <strlen>:
2d32: 2300 movs r3, #0
2d34: 5cc2 ldrb r2, [r0, r3]
2d36: 3301 adds r3, #1
2d38: 2a00 cmp r2, #0
2d3a: d1fb bne.n 2d34 <strlen+0x2>
2d3c: 1e58 subs r0, r3, #1
2d3e: 4770 bx lr
2d40: 75746573 .word 0x75746573
2d44: 65622070 .word 0x65622070
2d48: 006e6967 .word 0x006e6967
2d4c: 75746573 .word 0x75746573
2d50: 3270 .short 0x3270
...
00002d53 <heatmap_gp>:
2d53: 0000 0000 ff80 0000 ffe0 00ff ffff ffff ................
2d63: 42ff .
00002d64 <digital_pin_to_info_PGM>:
2d64: 0042 f800 a040 4004 0001 0000 0042 f800 B...@[email protected]...
2d74: a044 4004 0002 0000 00c0 f800 c000 4004 D..@...........@
2d84: 0001 0000 0000 f800 9004 4004 0002 0000 ...........@....
2d94: 0000 f800 9008 4004 0004 0000 00c0 f800 .......@........
2da4: c01c 4004 0080 0000 00c0 f800 c010 4004 ...@...........@
2db4: 0010 0000 00c0 f800 c008 4004 0004 0000 ...........@....
2dc4: 00c0 f800 c00c 4004 0008 0000 0080 f800 .......@........
2dd4: b00c 4004 0008 0000 0080 f800 b010 4004 ...@...........@
2de4: 0010 0000 0080 f800 b018 4004 0040 0000 ...........@@...
2df4: 0080 f800 b01c 4004 0080 0000 0080 f800 .......@........
2e04: b014 4004 0020 0000 00c0 f800 c004 4004 ...@ ..........@
2e14: 0002 0000 0080 f800 b000 4004 0001 0000 ...........@....
2e24: 0040 f800 a000 4004 0001 0000 0040 f800 @......@....@...
2e34: a004 4004 0002 0000 0040 f800 a00c 4004 ...@....@......@
2e44: 0008 0000 0040 f800 a008 4004 0004 0000 ....@......@....
2e54: 00c0 f800 c014 4004 0020 0000 00c0 f800 .......@ .......
2e64: c018 4004 0040 0000 0080 f800 b004 4004 ...@@..........@
2e74: 0002 0000 0080 f800 b008 4004 0004 0000 ...........@....
2e84: 0102 f800 d050 4004 0010 0000 0102 f800 ....P..@........
2e94: d054 4004 0020 0000 0103 f800 d078 4004 T..@ .......x..@
2ea4: 0040 0000 0a0d ffff ffff ffff @...........
00002eb0 <_ZTV16usb_serial_class>:
...
2eb8: 1475 0000 147f 0000 144d 0000 1455 0000 u.......M...U...
2ec8: 145d 0000 1465 0000 146d 0000 0000 0000 ]...e...m.......
00002ed8 <usb_endpoint_config_table>:
2ed8: 1500 1519 ....
00002edc <usb_descriptor_list>:
2edc: 0100 0000 fd69 1fff 0012 0000 0200 0000 ....i...........
2eec: fd94 1fff 0043 0000 0300 0000 fdee 1fff ....C...........
2efc: 0000 0000 0301 0409 fd7c 1fff 0000 0000 ........|.......
2f0c: 0302 0409 fdd8 1fff 0000 0000 0303 0409 ................
2f1c: fdf2 1fff 0000 0000 0000 0000 0000 0000 ................
2f2c: 0000 0000 ....
00002f30 <_ZTV14HardwareSerial>:
...
2f38: 2831 0000 2849 0000 2801 0000 2811 0000 1(..I(...(...(..
2f48: 2809 0000 2819 0000 2781 0000 2799 0000 .(...(...'...'..
2f58: 27b9 0000 27c1 0000 27cb 0000 27d5 0000 .'...'...'...'..
2f68: 27e1 0000 27f1 0000 2821 0000 2829 0000 .'...'..!(..)(..
2f78: 2751 0000 275d 0000 2769 0000 2775 0000 Q'..]'..i'..u'..
2f88: 2859 0000 283d 0000 Y(..=(..
00002f90 <_ZTV15HardwareSerial2>:
...
2f98: 2971 0000 2989 0000 2941 0000 2951 0000 q)...)..A)..Q)..
2fa8: 2949 0000 2959 0000 28c1 0000 28d9 0000 I)..Y)...(...(..
2fb8: 28f9 0000 2901 0000 290b 0000 2915 0000 .(...)...)...)..
2fc8: 2921 0000 2931 0000 2961 0000 2969 0000 !)..1)..a)..i)..
2fd8: 2891 0000 289d 0000 28a9 0000 28b5 0000 .(...(...(...(..
2fe8: 2999 0000 297d 0000 .)..})..
00002ff0 <_ZTV15HardwareSerial3>:
...
2ff8: 2ab1 0000 2ac9 0000 2a81 0000 2a91 0000 .*...*...*...*..
3008: 2a89 0000 2a99 0000 2a01 0000 2a19 0000 .*...*...*...*..
3018: 2a39 0000 2a41 0000 2a4b 0000 2a55 0000 9*..A*..K*..U*..
3028: 2a61 0000 2a71 0000 2aa1 0000 2aa9 0000 a*..q*...*...*..
3038: 29d1 0000 29dd 0000 29e9 0000 29f5 0000 .)...)...)...)..
3048: 2ad9 0000 2abd 0000 .*...*..
00003050 <_init>:
3050: b5f8 push {r3, r4, r5, r6, r7, lr}
3052: 46c0 nop ; (mov r8, r8)
3054: bcf8 pop {r3, r4, r5, r6, r7}
3056: bc08 pop {r3}
3058: 469e mov lr, r3
305a: 4770 bx lr
0000305c <__init_array_start>:
305c: 00000439 .word 0x00000439
3060: 000005b9 .word 0x000005b9
3064: 000005cd .word 0x000005cd
3068: 0000148d .word 0x0000148d
306c: 00002875 .word 0x00002875
3070: 000029b5 .word 0x000029b5
3074: 00002af5 .word 0x00002af5
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