LowLevel/Luma3DS-3GX
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Added new and working N3DS CPU patch from @TuxSH

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Aurora 2016-04-12 15:25:36 +02:00
parent ef3ba896d5
commit 4fabe1f704
3 changed files with 21 additions and 4 deletions
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18
injector/source/patcher.c
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@ -206,7 +206,7 @@ void patchCode(u64 progId, u8 *code, u32 size)
case 0x0004001000027000LL: // KOR MSET case 0x0004001000027000LL: // KOR MSET
case 0x0004001000028000LL: // TWN MSET case 0x0004001000028000LL: // TWN MSET
{ {
if(R_SUCCEEDED(loadConfig()) && ((config >> 5) & 1)) if(R_SUCCEEDED(loadConfig()) && ((config >> 6) & 1))
{ {
static const u16 verPattern[] = u"Ver."; static const u16 verPattern[] = u"Ver.";
const u32 currentNand = ((config >> 16) & 3); const u32 currentNand = ((config >> 16) & 3);
@ -242,6 +242,22 @@ void patchCode(u64 progId, u8 *code, u32 size)
sizeof(stopCartUpdatesPatch), 2 sizeof(stopCartUpdatesPatch), 2
); );
if(R_SUCCEEDED(loadConfig()) && ((config >> 4) & 1))
{
static const u8 cfgN3dsCpuPattern[] = {
0x40, 0xA0, 0xE1, 0x07, 0x00
};
u8 *cfgN3dsCpuLoc = memsearch(code, cfgN3dsCpuPattern, size, sizeof(cfgN3dsCpuPattern));
//Patch N3DS CPU Clock and L2 cache setting
if(cfgN3dsCpuLoc != NULL)
{
*(u32 *)(cfgN3dsCpuLoc + 3) = 0xE1A00000;
*(u32 *)(cfgN3dsCpuLoc + 0x1F) = 0xE3A00003;
}
}
break; break;
} }

1
source/config.c
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@ -24,6 +24,7 @@ void configureCFW(const char *configPath)
"( ) Updated SysNAND mode (A9LH-only)", "( ) Updated SysNAND mode (A9LH-only)",
"( ) Force A9LH detection", "( ) Force A9LH detection",
"( ) Use second EmuNAND as default", "( ) Use second EmuNAND as default",
"( ) Force max N3DS clock speed and L2 cache",
"( ) Use developer UNITINFO", "( ) Use developer UNITINFO",
"( ) Show current NAND in System Settings", "( ) Show current NAND in System Settings",
"( ) Show GBA boot screen in patched AGB_FIRM", "( ) Show GBA boot screen in patched AGB_FIRM",

6
source/firm.c
View File

@ -142,7 +142,7 @@ void main(void)
configureCFW(configPath); configureCFW(configPath);
//If screens are inited or the corresponding option is set, load splash screen //If screens are inited or the corresponding option is set, load splash screen
if(PDN_GPU_CNT != 1 || CONFIG(7, 1)) loadSplash(); if(PDN_GPU_CNT != 1 || CONFIG(8, 1)) loadSplash();
//Determine if we need to boot an emuNAND or sysNAND //Determine if we need to boot an emuNAND or sysNAND
nandType = (pressed & BUTTON_L1) ? autoBootSys : ((pressed & BUTTON_R1) ? updatedSys : !autoBootSys); nandType = (pressed & BUTTON_L1) ? autoBootSys : ((pressed & BUTTON_R1) ? updatedSys : !autoBootSys);
@ -271,7 +271,7 @@ static inline void patchNativeFirm(u32 nandType, u32 emuHeader, u32 a9lhInstalle
*(u16 *)sigOffset2 = sigPatch[0]; *(u16 *)sigOffset2 = sigPatch[0];
*((u16 *)sigOffset2 + 1) = sigPatch[1]; *((u16 *)sigOffset2 + 1) = sigPatch[1];
if(CONFIG(4, 1)) if(CONFIG(5, 1))
{ {
//Apply UNITINFO patch //Apply UNITINFO patch
u8 *unitInfoOffset = getUnitInfoValueSet(arm9Section, section[2].size); u8 *unitInfoOffset = getUnitInfoValueSet(arm9Section, section[2].size);
@ -383,7 +383,7 @@ static inline void patchTwlAgbFirm(u32 firmType)
/* Calculate the amount of patches to apply. Only count the boot screen patch for AGB_FIRM /* Calculate the amount of patches to apply. Only count the boot screen patch for AGB_FIRM
if the matching option was enabled (keep it as last) */ if the matching option was enabled (keep it as last) */
u32 numPatches = firmType == 1 ? (sizeof(twlPatches) / sizeof(patchData)) : (sizeof(agbPatches) / sizeof(patchData) - !CONFIG(6, 1)); u32 numPatches = firmType == 1 ? (sizeof(twlPatches) / sizeof(patchData)) : (sizeof(agbPatches) / sizeof(patchData) - !CONFIG(7, 1));
const patchData *patches = firmType == 1 ? twlPatches : agbPatches; const patchData *patches = firmType == 1 ? twlPatches : agbPatches;
//Patch //Patch