fydeos-hdmi-audio-problem

chronos@localhost ~ $ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA]
  Subdevices: 3/3
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
  Subdevice #2: subdevice #2
card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 IEC958/HDMI [bcm2835 IEC958/HDMI]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: ALSA [bcm2835 ALSA], device 2: bcm2835 IEC958/HDMI1 [bcm2835 IEC958/HDMI1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: b1 [bcm2835 HDMI 1], device 0: bcm2835 HDMI 1 [bcm2835 HDMI 1]
  Subdevices: 2/2
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
card 2: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones]
  Subdevices: 2/2
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1
chronos@localhost ~ $


chronos@localhost ~ $ aplay Downloads/dq.wav -D hw:CARD=Headphones,DEV=0
Playing WAVE 'Downloads/dq.wav' : Unsigned 8 bit, Rate 11025 Hz, Mono
chronos@localhost ~ $ aplay Downloads/dq.wav -D hw:CARD=ALSA,DEV=0
Playing WAVE 'Downloads/dq.wav' : Unsigned 8 bit, Rate 11025 Hz, Mono
chronos@localhost ~ $ aplay Downloads/dq.wav -D hw:CARD=ALSA,DEV=1
Playing WAVE 'Downloads/dq.wav' : Unsigned 8 bit, Rate 11025 Hz, Mono
aplay: set_params:1341: Sample format non available
Available formats:
- S16_LE
chronos@localhost ~ $ aplay Downloads/dq.wav -D hw:CARD=ALSA,DEV=2
Playing WAVE 'Downloads/dq.wav' : Unsigned 8 bit, Rate 11025 Hz, Mono
aplay: set_params:1341: Sample format non available
Available formats:
- S16_LE
chronos@localhost ~ $ aplay Downloads/dq.wav -D hw:CARD=bi,DEV=0
ALSA lib /build/rpi4-fydeos/tmp/portage/media-libs/alsa-lib-1.2.1.2-r1/work/alsa-lib-1.2.1.2/src/pcm/pcm_hw.c:1829:(_snd_pcm_hw_open) Invalid value for card
aplay: main:828: audio open error: No such device
chronos@localhost ~ $ 



chronos@localhost ~ $ dmesg|grep hdmi
[    0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_headphones=1 video=HDMI-A-1:1920x1080M@60,margin_left=48,margin_right=48,margin_top=48,margin_bottom=48 smsc95xx.macaddr=DC:A6:32:B0:99:38 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000  coherent_pool=6M smsc95xx.turbo_mode=N dwc_otg.lpm_enable=0 console=ttyS0,115200 earlyprintk=ttyS0,115200 log_level=7 root=/dev/mmcblk0p3 rootfstype=ext2 rootwait ro cros_debug cros_secure elevator=deadline snd_bcm2835.enable_compat_alsa=1
chronos@localhost ~ $ 

chronos@localhost ~ $ sudo mount /dev/mmcblk0p12 /mnt
chronos@localhost ~ $ cat /mnt/cmdline.txt
coherent_pool=6M smsc95xx.turbo_mode=N dwc_otg.lpm_enable=0 console=serial0,115200 earlyprintk=serial0,115200 log_level=7 root=/dev/mmcblk0p3 rootfstype=ext2 rootwait ro cros_debug cros_secure elevator=deadline snd_bcm2835.enable_compat_alsa=1
chronos@localhost ~ $ cat /mnt/config.txt
#hdmi_drive=2
#config_hdmi_boost=7
#hdmi_force_edid_audio=1
#disable_overscan=1
#disable_overscan=0
dtparam=audio=on

# better graphic performance,but need fydeos-force-cursor-compositing in /etc/chrome_dev.conf
#dtoverlay=vc4-kms-v3d

# fit for rpi3/rpi4
dtoverlay=vc4-fkms-v3d

# for more power
#force_turbo=1

# for debug
#enable_uart=1
#start_debug=1

arm_64bit=1
max_framebuffers=2
chronos@localhost ~ $ 

chronos@localhost / $ sudo mount /dev/mmcblk0p12 /mnt
chronos@localhost / $ ls /mnt
bcm2710-rpi-2-b.dtb       bcm2711-rpi-cm4.dtb       cmdline.txt      fixup4.dat    fixup_x.dat       README.md     start_db.elf
bcm2710-rpi-3-b.dtb       bcm2837-rpi-3-a-plus.dtb  cmdline.txt.org  fixup4db.dat  issue.txt         start4cd.elf  start.elf
bcm2710-rpi-3-b-plus.dtb  bcm2837-rpi-3-b.dtb       config.txt       fixup4x.dat   kernel8.img       start4db.elf  start_x.elf
bcm2710-rpi-cm3.dtb       bcm2837-rpi-3-b-plus.dtb  config.txt.org   fixup_cd.dat  LICENCE.broadcom  start4.elf
bcm2711-rpi-400.dtb       bcm2837-rpi-cm3-io3.dtb   COPYING.linux    fixup.dat     log-dmesg.txt     start4x.elf
bcm2711-rpi-4-b.dtb       bootcode.bin              fixup4cd.dat     fixup_db.dat  overlays          start_cd.elf
chronos@localhost / $ mv /mnt/config.txt.org /tmp/
mv: cannot remove '/mnt/config.txt.org': Permission denied
chronos@localhost / $ sudo !!
sudo mv /mnt/config.txt.org /tmp/
chronos@localhost / $ sudo mv /mnt/cmdline.txt.org /tmp/
chronos@localhost / $ ls /mnt
bcm2710-rpi-2-b.dtb       bcm2711-rpi-cm4.dtb       cmdline.txt    fixup4x.dat   kernel8.img       start4db.elf  start_x.elf
bcm2710-rpi-3-b.dtb       bcm2837-rpi-3-a-plus.dtb  config.txt     fixup_cd.dat  LICENCE.broadcom  start4.elf
bcm2710-rpi-3-b-plus.dtb  bcm2837-rpi-3-b.dtb       COPYING.linux  fixup.dat     log-dmesg.txt     start4x.elf
bcm2710-rpi-cm3.dtb       bcm2837-rpi-3-b-plus.dtb  fixup4cd.dat   fixup_db.dat  overlays          start_cd.elf
bcm2711-rpi-400.dtb       bcm2837-rpi-cm3-io3.dtb   fixup4.dat     fixup_x.dat   README.md         start_db.elf
bcm2711-rpi-4-b.dtb       bootcode.bin              fixup4db.dat   issue.txt     start4cd.elf      start.elf
chronos@localhost / $