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Patch lgy k11 to skip devunit check on kernelpanic, allowing red screens to be displayed on panic

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L+R+Start+Select to remove LCD fill
This commit is contained in:
TuxSH 2025-08-03 20:35:07 +02:00
parent 12b15812f2
commit 119499d28d
1 changed files with 7 additions and 0 deletions
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7
arm9/source/patches.c
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@ -843,6 +843,13 @@ u32 patchLgyK11(u8 *section1, u32 section1Size, u8 *section2, u32 section2Size)
return 1;
*off2 = 0xE01A;
// Patch kernelpanic to skip devunit check, so that it sets the LCD fill regs
// which are useful to detect such panics
u16 *off3;
for (off3 = (u16 *)section1; (u8 *)off3 <= section1 + section1Size && (off3[0] != 0x481D || off3[1] != 0xB570); off3++);
if ((u8 *)off3 >= section1 + section1Size)
return 1;
off3[2] = 0x2001; // movs r0, #1
return 0;
}