Coreforge
Coreforge
/ aarch64_trap.patch
Created
November 20, 2023 17:01
a very quick and dirty adaptation of the arm32 alignment trap to fix one stp instruction for aarch64 code, for the rpi5. Rather printk-heavy
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| diff --git a/arch/arm64/include/asm/exception.h b/arch/arm64/include/asm/exception.h | |
| index 19713d0f013b..792d0d0473ba 100644 | |
| --- a/arch/arm64/include/asm/exception.h | |
| +++ b/arch/arm64/include/asm/exception.h | |
| @@ -72,6 +72,7 @@ void do_sp_pc_abort(unsigned long addr, unsigned long esr, struct pt_regs *regs) | |
| void bad_el0_sync(struct pt_regs *regs, int reason, unsigned long esr); | |
| void do_cp15instr(unsigned long esr, struct pt_regs *regs); | |
| int do_compat_alignment_fixup(unsigned long addr, struct pt_regs *regs); | |
| +int do_alignment_fixup(unsigned long addr, struct pt_regs *regs); | |
| void do_el0_svc(struct pt_regs *regs); |
Coreforge
/ gist:7c695d44e222d0520f2b61542c80df9b
Created
August 21, 2023 15:48
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| SteamVR System Report created Mon Aug 21 17:46:59 2023 | |
| <Report> | |
| SteamVR Version: 1.26.7 (1690491041) | |
| SteamVR Date: 2023-07-27 | |
| Steam: Public | |
| Steam Branch: | |
| Steam AppID: 250820 | |
| Tracking: lighthouse | |
| OS: Linux version 5.15.0-69-generic (buildd@lcy02-amd64-080) (gcc (Ubuntu 11.3.0-1ubuntu1~22.04) 11.3.0, GNU ld (GNU Binutils for Ubuntu) 2.38) #76-Ubuntu SMP Fri Mar 17 17:19:29 UTC 2023 |
Coreforge
/ gist:0c003ae87ad95a605b7ceffcea1e9bfb
Created
February 27, 2023 14:11
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| SteamVR System Report created Mon Feb 27 15:10:19 2023 | |
| <Report> | |
| SteamVR Version: 1.24.7 (1671750570) | |
| SteamVR Date: 2022-12-23 | |
| Steam: Public | |
| Steam Branch: | |
| Steam AppID: 250820 | |
| Tracking: lighthouse | |
| OS: Linux version 5.15.0-60-generic (buildd@lcy02-amd64-054) (gcc (Ubuntu 11.3.0-1ubuntu1~22.04) 11.3.0, GNU ld (GNU Binutils for Ubuntu) 2.38) #66-Ubuntu SMP Fri Jan 20 14:29:49 UTC 2023 |
Coreforge
/ memcpy_unaligned.c
Last active
April 20, 2023 18:41
A simple (and not optimal) library to fulfill memory access requirements for BCM2711 PCIe
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| #include <stddef.h> | |
| #include <stdio.h> | |
| #include <stdint.h> | |
| //#include <stdlib.h> | |
| void* memcpy(void* dst, const void* src, size_t n){ | |
| volatile char* vc_src = (char*)src; | |
| volatile char* vc_dst = (char*)dst; | |
| // copy byte by byte, hopefully avoiding any alignment issues | |
| size_t pos = 0; |
Coreforge
/ fbdev.patch
Created
March 3, 2021 23:29
patches for linux kernel to get a radeon gpu somewhat working on a raspberry pi
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| From 5f0a783bb2a819e53dea669128fc3508b4296210 Mon Sep 17 00:00:00 2001 | |
| From: Coreforge <[email protected]> | |
| Date: Thu, 4 Mar 2021 00:05:51 +0100 | |
| Subject: [PATCH 2/2] changes to fbdev to remove 64bit accesses (not replaced | |
| properly yet, just temporary to get it to work. Should only cause every other | |
| pixel to be missing though, not only every fourth one being present) | |
| --- | |
| drivers/video/fbdev/core/cfbfillrect.c | 5 +++-- | |
| drivers/video/fbdev/core/cfbimgblt.c | 24 ++++++++++++++++-------- |