LowLevel/Luma3DS-3GX
Archived
1
0
Fork 0
Code Issues Pull Requests Releases 2 Wiki Activity

Added RomFS redirection courtesy of @delebile, changed structure for game patches: language emulation txts now go to /luma/titles/<titleid>/locale.txt, code.bins go to /luma/titles/<titleid>/code.bin, RomFSes go to /luma/titles/<titleid>/romfs

Browse Source
This commit is contained in:
Aurora
2016-11-16 03:41:59 +01:00
parent 1fcab825bf
commit b5336c81cc
10 changed files with 346 additions and 111 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
source/config.c
View File

@@ -80,7 +80,7 @@ void configMenu(bool isSdMode, bool oldPinStatus, u32 oldPinMode)
"( ) Use SysNAND FIRM if booting with R",
"( ) Enable loading external FIRMs and modules",
"( ) Use custom path",
"( ) Enable region/language emu. and ext. .code",
"( ) Enable game patching",
"( ) Show NAND or user string in System Settings",
"( ) Show GBA boot screen in patched AGB_FIRM",
"( ) Patch SVC/service/archive/ARM9 access"
@@ -160,10 +160,12 @@ void configMenu(bool isSdMode, bool oldPinStatus, u32 oldPinMode)
"Enable overriding the region and\n"
"language configuration and the usage\n"
"of patched code binaries for specific\n"
"games.\n\n"
"of patched code binaries and\n"
"custom RomFS for specific games.\n\n"
"Also makes certain DLCs for\n"
"out-of-region games work.\n\n"
"Enabling this requires the\n"
"archive patch to be applied.\n\n"
"Refer to the wiki for instructions.",
"Enable showing the current NAND/FIRM:\n\n"

2
source/config.h
View File

@@ -53,7 +53,7 @@ enum singleOptions
USESYSFIRM,
LOADEXTFIRMSANDMODULES,
USECUSTOMPATH,
USELANGEMUANDCODE,
PATCHGAMES,
PATCHVERSTRING,
SHOWGBABOOT,
PATCHACCESS

15
source/firm.c
View File

@@ -195,11 +195,18 @@ u32 patchNativeFirm(u32 firmVersion, FirmwareSource nandType, u32 emuHeader, boo
ret += patchKernel9Panic(arm9Section, kernel9Size);
}
if(CONFIG(PATCHACCESS))
bool patchAccess = CONFIG(PATCHACCESS),
patchGames = CONFIG(PATCHGAMES);
if(patchAccess || patchGames)
{
ret += patchArm11SvcAccessChecks(arm11SvcHandler, (u32 *)(arm11Section1 + firm->section[1].size));
ret += patchK11ModuleChecks(arm11Section1, firm->section[1].size, &freeK11Space);
ret += patchP9AccessChecks(process9Offset, process9Size);
ret += patchK11ModuleChecks(arm11Section1, firm->section[1].size, &freeK11Space, patchGames);
if(patchAccess)
{
ret += patchArm11SvcAccessChecks(arm11SvcHandler, (u32 *)(arm11Section1 + firm->section[1].size));
ret += patchP9AccessChecks(process9Offset, process9Size);
}
}
return ret;

4
source/patches.c
View File

@@ -429,13 +429,13 @@ u32 patchArm11SvcAccessChecks(u32 *arm11SvcHandler, u32 *endPos)
return 0;
}
u32 patchK11ModuleChecks(u8 *pos, u32 size, u8 **freeK11Space)
u32 patchK11ModuleChecks(u8 *pos, u32 size, u8 **freeK11Space, bool patchGames)
{
/* We have to detour a function in the ARM11 kernel because builtin modules
are compressed in memory and are only decompressed at runtime */
//Check that we have enough free space
if(*(u32 *)(*freeK11Space + k11modules_bin_size - 4) != 0xFFFFFFFF) return 0;
if(*(u32 *)(*freeK11Space + k11modules_bin_size - 4) != 0xFFFFFFFF) return patchGames ? 1 : 0;
//Look for the code that decompresses the .code section of the builtin modules
const u8 pattern[] = {0xE5, 0x48, 0x00, 0x9D};

2
source/patches.h
View File

@@ -54,7 +54,7 @@ u32 patchKernel9Panic(u8 *pos, u32 size);
u32 patchKernel11Panic(u8 *pos, u32 size);
u32 patchP9AccessChecks(u8 *pos, u32 size);
u32 patchArm11SvcAccessChecks(u32 *arm11SvcHandler, u32 *endPos);
u32 patchK11ModuleChecks(u8 *pos, u32 size, u8 **freeK11Space);
u32 patchK11ModuleChecks(u8 *pos, u32 size, u8 **freeK11Space, bool patchGames);
u32 patchUnitInfoValueSet(u8 *pos, u32 size);
u32 patchLgySignatureChecks(u8 *pos, u32 size);
u32 patchTwlInvalidSignatureChecks(u8 *pos, u32 size);

6
source/pin.c
View File

@@ -93,7 +93,8 @@ void newPin(bool allowSkipping, u32 pinMode)
if(!pressed) continue;
enteredPassword[cnt] = (u8)pinKeyToLetter(pressed); //Add character to password
//Add character to password
enteredPassword[cnt] = (u8)pinKeyToLetter(pressed);
//Visualize character on screen
drawCharacter(enteredPassword[cnt], true, 10 + (16 + 2 * cnt) * SPACING_X, 10 + 3 * SPACING_Y, COLOR_WHITE);
@@ -200,7 +201,8 @@ bool verifyPin(u32 pinMode)
if(!pressed) continue;
enteredPassword[cnt] = (u8)pinKeyToLetter(pressed); //Add character to password
//Add character to password
enteredPassword[cnt] = (u8)pinKeyToLetter(pressed);
//Visualize character on screen
drawCharacter((char)enteredPassword[cnt], true, 10 + (16 + 2 * cnt) * SPACING_X, 10 + 3 * SPACING_Y, COLOR_WHITE);