LowLevel/Luma3DS-3GX
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Add region-free manuals patch

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This commit is contained in:
Aurora Wright 2017-06-28 17:37:12 +02:00
parent e67c6ed3ee
commit 9f78d7f62b
1 changed files with 17 additions and 2 deletions
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19
sysmodules/loader/source/patcher.c
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@ -603,7 +603,7 @@ void patchCode(u64 progId, u16 progVer, u8 *code, u32 size, u32 textSize, u32 ro
0x01, 0x00, 0xA0, 0xE3, 0x1E, 0xFF, 0x2F, 0xE1 0x01, 0x00, 0xA0, 0xE3, 0x1E, 0xFF, 0x2F, 0xE1
}; };
//Patch SMDH region checks //Patch SMDH region check
if(!patchMemory(code, textSize, if(!patchMemory(code, textSize,
pattern, pattern,
sizeof(pattern), -31, sizeof(pattern), -31,
@ -612,6 +612,21 @@ void patchCode(u64 progId, u16 progVer, u8 *code, u32 size, u32 textSize, u32 ro
)) goto error; )) goto error;
} }
//Patch SMDH region check for manuals
u32 i;
for(i = 4; i < size; i += 4)
{
u32 *code32 = (u32 *)(code + i);
if(code32[1] == 0xE1A0000D && (*code32 & 0xFFFFFF00) == 0x0A000000 && (code32[-1] & 0xFFFFFF00) == 0xE1110000)
{
*code32 = 0xE320F000;
break;
}
}
if(i == size) goto error;
//Patch DS flashcart whitelist check
static const u8 pattern[] = { static const u8 pattern[] = {
0x10, 0xD1, 0xE5, 0x08, 0x00, 0x8D 0x10, 0xD1, 0xE5, 0x08, 0x00, 0x8D
}; };
@ -830,7 +845,7 @@ void patchCode(u64 progId, u16 progVer, u8 *code, u32 size, u32 textSize, u32 ro
0x00, 0x00, 0x00, 0x00 0x00, 0x00, 0x00, 0x00
}; };
//Patch DLP region checks //Patch DLP region check
if(!patchMemory(code, textSize, if(!patchMemory(code, textSize,
pattern, pattern,
sizeof(pattern), 0, sizeof(pattern), 0,