LowLevel/Luma3DS-3GX
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Reduced pattern size, fixed N3DS NAND0 FIRM size

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It's actually a little smaller
This commit is contained in:
Aurora 2016-02-11 00:45:24 +01:00
parent 899a6853a9
commit e34ca44715
3 changed files with 9 additions and 9 deletions
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8
source/emunand.c
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@ -23,8 +23,8 @@ void getEmunandSect(u32 *off, u32 *head){
void getSDMMC(void *pos, u32 *off, u32 size){
//Look for struct code
unsigned char pattern[] = {0x01, 0x21, 0x20, 0x18, 0x20, 0x30};
*off = (u32)memsearch(pos, pattern, size, 6);
unsigned char pattern[] = {0x01, 0x21, 0x20, 0x18, 0x20};
*off = (u32)memsearch(pos, pattern, size, 5);
//Get DCD values
unsigned char buf[4];
@ -50,9 +50,9 @@ void getEmuRW(void *pos, u32 size, u32 *readOff, u32 *writeOff){
void getMPU(void *pos, u32 *off, u32 size){
//Look for MPU pattern
unsigned char pattern[] = {0x03, 0x00, 0x24, 0x00, 0x00, 0x00, 0x10};
unsigned char pattern[] = {0x03, 0x00, 0x24, 0x00, 0x00};
*off = (u32)memsearch(pos, pattern, size, 7);
*off = (u32)memsearch(pos, pattern, size, 5);
}
void getEmuCode(void *pos, u32 *off, u32 size){

2
source/firm.c
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@ -29,7 +29,7 @@ u8 loadFirm(void){
if((pressed & BUTTON_L1R1) == BUTTON_L1R1){
mode = 0;
//Read FIRM from NAND and write to FCRAM
firmSize = console ? 0xF2C00 : 0xE9000;
firmSize = console ? 0xF2000 : 0xE9000;
nandFirm0((u8*)firmLocation, firmSize, console);
if(memcmp((u8*)firmLocation, "FIRM", 4) != 0) return 1;
}

8
source/patches.c
View File

@ -34,18 +34,18 @@ u8 sigPat2[4] = {0x00, 0x20, 0x70, 0x47};
void getSignatures(void *pos, u32 size, u32 *off, u32 *off2){
//Look for signature checks
unsigned char pattern[] = {0xC0, 0x1C, 0x76, 0xE7, 0x20};
unsigned char pattern[] = {0xC0, 0x1C, 0x76, 0xE7};
unsigned char pattern2[] = {0x70, 0xB5, 0x22, 0x4D, 0x0C};
*off = (u32)memsearch(pos, pattern, size, 5);
*off = (u32)memsearch(pos, pattern, size, 4);
*off2 = (u32)memsearch(pos, pattern2, size, 5);
}
void getReboot(void *pos, u32 size, u32 *off, u32 *off2){
//Look for FIRM reboot code
unsigned char pattern[] = {0x8D, 0xE5, 0x00, 0xC0, 0x91, 0xE5};
unsigned char pattern[] = {0x8D, 0xE5, 0x00, 0xC0, 0x91};
unsigned char pattern2[] = {0xF0, 0x4F, 0x2D, 0xE9, 0x3C};
*off = (u32)memsearch(pos, pattern, size, 6) + 2;
*off = (u32)memsearch(pos, pattern, size, 5) + 2;
*off2 = (u32)memsearch(pos, pattern2, size, 5);
}