//Patches
void patchFirm(){
//Part1: Set MPU for payload area
memcpy((u8*)mpuCode(), mpu, sizeof(mpu));
//Part2: Disable signature checks
memcpy((u8*)sigPatch(1), sigPat1, sizeof(sigPat1));
memcpy((u8*)sigPatch(2), sigPat2, sizeof(sigPat2));
//Part3: Create arm9 thread
fileRead((u8*)threadCode(), "/rei/thread/arm9.bin", 0);
memcpy((u8*)threadHook(1), th1, sizeof(th1));
memcpy((u8*)threadHook(2), th2, sizeof(th2));
}
//Nand redirection
void loadEmu(void){
//Read emunand code from SD
u32 code = emuCode();
const char path[] = "/rei/emunand/emunand.bin";
u32 size = fileSize(path);
fileRead(code, path, size);
//Find and patch emunand related offsets
u32 *pos_sdmmc = memsearch(code, "SDMC", size, 4);
u32 *pos_offset = memsearch(code, "NAND", size, 4);
u32 *pos_header = memsearch(code, "NCSD", size, 4);
getSDMMC(firmLocation, &sdmmcOffset, firmSize);
getEmunandSect(&emuOffset, &emuHeader);
getEmuRW(firmLocation, firmSize, &emuRead, &emuWrite);
*pos_sdmmc = sdmmcOffset;
*pos_offset = emuOffset;
*pos_header = emuHeader;
//Add emunand hooks
memcpy((u8*)emuRead, nandRedir, sizeof(nandRedir));
memcpy((u8*)emuWrite, nandRedir, sizeof(nandRedir));
memcpy((u8*)mpuCode(), mpu, sizeof(mpu));
}
