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BIOS: Replace TTY patch with syscall hook

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This commit is contained in:
Stenzek
2023-08-29 21:18:04 +10:00
parent 34e4bfdfcd
commit 199c53f3af
13 changed files with 152 additions and 52 deletions
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8
src/core/bios.cpp
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@ -183,14 +183,6 @@ void BIOS::PatchBIOS(u8* image, u32 image_size, u32 address, u32 value, u32 mask
old_disasm.GetCharArray(), new_value, new_disasm.GetCharArray());
}
bool BIOS::PatchBIOSEnableTTY(u8* image, u32 image_size)
{
Log_InfoPrintf("Patching BIOS to enable TTY/printf");
PatchBIOS(image, image_size, 0x1FC06F0C, 0x24010001);
PatchBIOS(image, image_size, 0x1FC06F14, 0xAF81A9C0);
return true;
}
bool BIOS::PatchBIOSFastBoot(u8* image, u32 image_size)
{
// Replace the shell entry point with a return back to the bootstrap.