LowLevel/Luma3DS-3GX
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Minor stuff

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This commit is contained in:
Aurora 2016-09-15 19:53:51 +02:00
parent 14152b3072
commit 2f915401dd
6 changed files with 43 additions and 53 deletions
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76
injector/source/patcher.c
View File

@ -67,36 +67,34 @@ static bool secureInfoExists(void)
return exists;
}
static int loadCustomVerString(u16 *out, u32 *verStringSize)
static void loadCustomVerString(u16 *out, u32 *verStringSize)
{
static const char path[] = "/luma/customversion.txt";
IFile file;
Result ret = fileOpen(&file, ARCHIVE_SDMC, path, FS_OPEN_READ);
if(R_SUCCEEDED(ret))
if(R_SUCCEEDED(fileOpen(&file, ARCHIVE_SDMC, path, FS_OPEN_READ)))
{
u64 fileSize;
ret = IFile_GetSize(&file, &fileSize);
if(R_SUCCEEDED(ret) && fileSize <= 19)
if(R_SUCCEEDED(IFile_GetSize(&file, &fileSize)) && fileSize <= 19)
{
*verStringSize = (u32)fileSize;
u8 buf[19];
u64 total;
ret = IFile_Read(&file, &total, buf, *verStringSize);
if(R_SUCCEEDED(IFile_Read(&file, &total, buf, fileSize)))
{
*verStringSize = (u32)fileSize;
for(u32 i = 0; i < *verStringSize; i++)
((u8 *)out)[2 * i] = buf[i];
for(u32 i = 0; i < *verStringSize; i++)
((u8 *)out)[2 * i] = buf[i];
*verStringSize *= 2;
*verStringSize *= 2;
}
}
else ret = -1;
IFile_Close(&file);
}
return ret;
}
static void loadTitleCodeSection(u64 progId, u8 *code, u32 size)
@ -108,24 +106,22 @@ static void loadTitleCodeSection(u64 progId, u8 *code, u32 size)
progIdToStr(path + 35, progId);
IFile file;
Result ret = fileOpen(&file, ARCHIVE_SDMC, path, FS_OPEN_READ);
if(R_SUCCEEDED(ret))
if(R_SUCCEEDED(fileOpen(&file, ARCHIVE_SDMC, path, FS_OPEN_READ)))
{
u64 fileSize;
ret = IFile_GetSize(&file, &fileSize);
if(R_SUCCEEDED(ret) && fileSize <= size)
if(R_SUCCEEDED(IFile_GetSize(&file, &fileSize)) && fileSize <= size)
{
u64 total;
ret = IFile_Read(&file, &total, code, fileSize);
IFile_Read(&file, &total, code, fileSize);
}
IFile_Close(&file);
}
}
static int loadTitleLocaleConfig(u64 progId, u8 *regionId, u8 *languageId)
static void loadTitleLocaleConfig(u64 progId, u8 *regionId, u8 *languageId)
{
/* Here we look for "/luma/locales/[u64 titleID in hex, uppercase].txt"
If it exists it should contain, for example, "EUR IT" */
@ -134,22 +130,19 @@ static int loadTitleLocaleConfig(u64 progId, u8 *regionId, u8 *languageId)
progIdToStr(path + 29, progId);
IFile file;
Result ret = fileOpen(&file, ARCHIVE_SDMC, path, FS_OPEN_READ);
if(R_SUCCEEDED(ret))
if(R_SUCCEEDED(fileOpen(&file, ARCHIVE_SDMC, path, FS_OPEN_READ)))
{
u64 fileSize;
ret = IFile_GetSize(&file, &fileSize);
if(R_SUCCEEDED(ret) && fileSize == 6)
if(R_SUCCEEDED(IFile_GetSize(&file, &fileSize)) && fileSize == 6)
{
char buf[6];
u64 total;
ret = IFile_Read(&file, &total, buf, 6);
if(R_SUCCEEDED(ret))
if(R_SUCCEEDED(IFile_Read(&file, &total, buf, 6)))
{
for(u32 i = 0; i < 7; ++i)
for(u32 i = 0; i < 7; i++)
{
static const char *regions[] = {"JPN", "USA", "EUR", "AUS", "CHN", "KOR", "TWN"};
@ -160,7 +153,7 @@ static int loadTitleLocaleConfig(u64 progId, u8 *regionId, u8 *languageId)
}
}
for(u32 i = 0; i < 12; ++i)
for(u32 i = 0; i < 12; i++)
{
static const char *languages[] = {"JP", "EN", "FR", "DE", "IT", "ES", "ZH", "KO", "NL", "PT", "RU", "TW"};
@ -172,12 +165,9 @@ static int loadTitleLocaleConfig(u64 progId, u8 *regionId, u8 *languageId)
}
}
}
else ret = -1;
IFile_Close(&file);
}
return ret;
}
static u8 *getCfgOffsets(u8 *code, u32 size, u32 *CFGUHandleOffset)
@ -367,11 +357,11 @@ void patchCode(u64 progId, u8 *code, u32 size)
0xE0, 0x1E, 0xFF, 0x2F, 0xE1, 0x01, 0x01
};
u8 mostRecentFpdVer = 0x07;
u8 mostRecentFpdVer = 7;
u8 *fpdVer = memsearch(code, fpdVerPattern, size, sizeof(fpdVerPattern));
//Allow online access to work with old friends modules, without breaking newer firmwares
//Allow online access to work with old friends modules
if(fpdVer != NULL && fpdVer[9] < mostRecentFpdVer) fpdVer[9] = mostRecentFpdVer;
break;
@ -391,7 +381,9 @@ void patchCode(u64 progId, u8 *code, u32 size)
u32 verStringSize;
u16 customVerString[19] = {0};
if(R_SUCCEEDED(loadCustomVerString(customVerString, &verStringSize))) verString = customVerString;
loadCustomVerString(customVerString, &verStringSize);
if(customVerString[0] != 0) verString = customVerString;
else
{
verStringSize = 8;
@ -442,7 +434,7 @@ void patchCode(u64 progId, u8 *code, u32 size)
//Patch Ver. string
patchMemory(code, size,
verPattern,
sizeof(verPattern) - sizeof(u16), 0,
sizeof(verPattern) - 2, 0,
verString,
verStringSize, 1
);
@ -514,10 +506,10 @@ void patchCode(u64 progId, u8 *code, u32 size)
//Use SecureInfo_C
patchMemory(code, size,
secureinfoFilenamePattern,
sizeof(secureinfoFilenamePattern) - sizeof(u16),
sizeof(secureinfoFilenamePattern) - sizeof(u16),
sizeof(secureinfoFilenamePattern) - 2,
sizeof(secureinfoFilenamePattern) - 2,
secureinfoFilenamePatch,
sizeof(secureinfoFilenamePatch) - sizeof(u16), 2
sizeof(secureinfoFilenamePatch) - 2, 2
);
}
@ -605,9 +597,7 @@ void patchCode(u64 progId, u8 *code, u32 size)
default:
if(CONFIG(USELANGEMUANDCODE))
{
u32 tidHigh = (progId & 0xFFFFFFF000000000LL) >> 0x24;
if(tidHigh == 0x0004000)
if((u32)((progId & 0xFFFFFFF000000000LL) >> 0x24) == 0x0004000)
{
//External .code section loading
loadTitleCodeSection(progId, code, size);
@ -615,11 +605,11 @@ void patchCode(u64 progId, u8 *code, u32 size)
//Language emulation
u8 regionId = 0xFF,
languageId = 0xFF;
loadTitleLocaleConfig(progId, &regionId, &languageId);
if(R_SUCCEEDED(loadTitleLocaleConfig(progId, &regionId, &languageId)))
if(regionId != 0xFF || regionId != 0xFF)
{
u32 CFGUHandleOffset;
u8 *CFGU_GetConfigInfoBlk2_endPos = getCfgOffsets(code, size, &CFGUHandleOffset);
if(CFGU_GetConfigInfoBlk2_endPos != NULL)

1
loader/source/main.c
View File

@ -31,6 +31,7 @@ void main(void)
memcpy(payloadAddress, (void *)0x24F00000, payloadSize);
//Ensure that all memory transfers have completed and that the caches have been flushed
flushCaches();
((void (*)())payloadAddress)();

4
source/draw.c
View File

@ -34,8 +34,8 @@
bool loadSplash(void)
{
const char *topSplashPath = "/luma/splash.bin",
*bottomSplashPath = "/luma/splashbottom.bin";
const char topSplashPath[] = "/luma/splash.bin",
bottomSplashPath[] = "/luma/splashbottom.bin";
bool isTopSplashValid = getFileSize(topSplashPath) == SCREEN_TOP_FBSIZE,
isBottomSplashValid = getFileSize(bottomSplashPath) == SCREEN_BOTTOM_FBSIZE;

4
source/firm.c
View File

@ -339,7 +339,6 @@ static inline u32 loadFirm(FirmwareType *firmType, FirmwareSource firmSource)
if(!fileRead(firm, "/luma/firmware.bin", 0x400000) || section[2].address != (u8 *)0x8006800)
error("An old unsupported FIRM has been detected.\nCopy a valid firmware.bin in /luma to boot");
//No assumption regarding FIRM version
firmVersion = 0xFFFFFFFF;
}
}
@ -595,7 +594,8 @@ static inline void launchFirm(FirmwareType firmType)
//Set ARM11 kernel entrypoint
*arm11 = (u32)firm->arm11Entry;
flushEntireDCache(); //Ensure that all memory transfers have completed and that the data cache has been flushed
//Ensure that all memory transfers have completed and that the caches have been flushed
flushEntireDCache();
flushEntireICache();
//Final jump to ARM9 kernel

2
source/pin.c
View File

@ -132,7 +132,7 @@ bool verifyPin(void)
u8 cnt = 0;
u32 charDrawPos = 16 * SPACING_X;
const char *messagePath = "/luma/pinmessage.txt";
const char messagePath[] = "/luma/pinmessage.txt";
u32 messageSize = getFileSize(messagePath);
if(messageSize > 0 && messageSize <= 800)

9
source/utils.c
View File

@ -58,7 +58,8 @@ void mcuReboot(void)
{
if(!isFirmlaunch && PDN_GPU_CNT != 1) clearScreens(true, true);
flushEntireDCache(); //Ensure that all memory transfers have completed and that the data cache has been flushed
//Ensure that all memory transfers have completed and that the data cache has been flushed
flushEntireDCache();
i2cWriteRegister(I2C_DEV_MCU, 0x20, 1 << 2);
while(true);
@ -68,17 +69,15 @@ void mcuPowerOff(void)
{
if(!isFirmlaunch && PDN_GPU_CNT != 1) clearScreens(true, true);
flushEntireDCache(); //Ensure that all memory transfers have completed and that the data cache has been flushed
//Ensure that all memory transfers have completed and that the data cache has been flushed
flushEntireDCache();
i2cWriteRegister(I2C_DEV_MCU, 0x20, 1 << 0);
while(true);
}
//TODO: add support for TIMER IRQ
static inline void startChrono(u64 initialTicks)
{
//Based on a NATIVE_FIRM disassembly
REG_TIMER_CNT(0) = 0; //67MHz
for(u32 i = 1; i < 4; i++) REG_TIMER_CNT(i) = 4; //Count-up