LowLevel/Luma3DS-3GX
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Merge branch 'master' into developer

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This commit is contained in:
TuxSH 2016-05-12 15:03:27 +02:00
commit 2fe5da97eb
3 changed files with 15 additions and 15 deletions
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6
source/emunand.c
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@ -48,13 +48,13 @@ u32 getSDMMC(u8 *pos, u32 size)
return *(u32 *)(off + 9) + *(u32 *)(off + 0xD);
}
void getEmuRW(u8 *pos, u32 size, u32 *readOffset, u32 *writeOffset)
void getEmuRW(u8 *pos, u32 size, u16 **readOffset, u16 **writeOffset)
{
//Look for read/write code
const u8 pattern[] = {0x1E, 0x00, 0xC8, 0x05};
*readOffset = (u32)memsearch(pos, pattern, size, 4) - 6;
*writeOffset = (u32)memsearch((u8 *)(*readOffset + 0xA), pattern, 0x100, 4) - 6;
*readOffset = (u16 *)memsearch(pos, pattern, size, 4) - 3;
*writeOffset = (u16 *)memsearch((u8 *)(*readOffset + 5), pattern, 0x100, 4) - 3;
}
u32 *getMPU(u8 *pos, u32 size)

2
source/emunand.h
View File

@ -10,6 +10,6 @@
void getEmunandSect(u32 *off, u32 *head, u32 *emuNAND);
u32 getSDMMC(u8 *pos, u32 size);
void getEmuRW(u8 *pos, u32 size, u32 *readOffset, u32 *writeOffset);
void getEmuRW(u8 *pos, u32 size, u16 **readOffset, u16 **writeOffset);
u32 *getMPU(u8 *pos, u32 size);
void *getEmuCode(u8 *pos);

22
source/firm.c
View File

@ -400,22 +400,22 @@ static inline void patchEmuNAND(u8 *arm9Section, u8 *process9Offset, u32 process
section[2].offset + (u32)section[2].address;
//Add emuNAND hooks
u32 emuRead,
emuWrite;
u16 *emuRead,
*emuWrite;
getEmuRW(process9Offset, process9Size, &emuRead, &emuWrite);
*(u16 *)emuRead = nandRedir[0];
*((u16 *)emuRead + 1) = nandRedir[1];
*((u32 *)emuRead + 1) = branchOffset;
*(u16 *)emuWrite = nandRedir[0];
*((u16 *)emuWrite + 1) = nandRedir[1];
*((u32 *)emuWrite + 1) = branchOffset;
*emuRead = nandRedir[0];
emuRead[1] = nandRedir[1];
((u32 *)emuRead)[1] = branchOffset;
*emuWrite = nandRedir[0];
emuWrite[1] = nandRedir[1];
((u32 *)emuWrite)[1] = branchOffset;
//Set MPU for emu code region
u32 *mpuOffset = getMPU(arm9Section, section[2].size);
*mpuOffset = mpuPatch[0];
*(mpuOffset + 6) = mpuPatch[1];
*(mpuOffset + 9) = mpuPatch[2];
mpuOffset[6] = mpuPatch[1];
mpuOffset[9] = mpuPatch[2];
}
static inline void patchReboots(u8 *process9Offset, u32 process9Size, u32 process9MemAddr)
@ -449,7 +449,7 @@ static inline void reimplementSvcBackdoor(void)
memcpy(freeSpace, svcBackdoor, 40);
svcTable[0x7B] = 0xFFFF0000 + (u32)((u8 *)freeSpace - (u8 *)exceptionsPage);
svcTable[0x7B] = 0xFFFF0000 + ((u8 *)freeSpace - (u8 *)exceptionsPage);
}
}