AromaBaseModule/source/patches/patches.cpp

44 lines
1.7 KiB
C++

#include "globals.h"
#include "logger.h"
#include "patches_replacements.h"
#include <coreinit/cache.h>
#include <cstdlib>
#include <kernel/kernel.h>
// init is not called for this module. We need to make sure to init these values in initCommonPatches()
uint32_t gHeapMask;
uint32_t gNonHomebrewFSClientCount;
void initCommonPatches() {
// Determine which region the memory mapping is using. We need this to count the
// number of FSClients which are stored in that region.
auto dummy = malloc(0x4);
if (!dummy) {
gHeapMask = 0x80000000;
} else {
gHeapMask = (uint32_t) dummy & 0xF0000000;
free(dummy);
}
gNonHomebrewFSClientCount = 0;
DEBUG_FUNCTION_LINE("Do common patches");
for (uint32_t i = 0; i < patches_function_replacements_size; i++) {
bool wasPatched = false;
if (FunctionPatcher_AddFunctionPatch(&patches_function_replacements[i], nullptr, &wasPatched) != FUNCTION_PATCHER_RESULT_SUCCESS || !wasPatched) {
OSFatal("AromaBaseModule: Failed apply common patches");
}
}
DEBUG_FUNCTION_LINE("Common patches finished");
// Patch loader.elf to spit out less warnings when loading .rpx built with wut
KernelNOPAtPhysicalAddress(0x0100b770 - 0x01000000 + 0x32000000);
KernelNOPAtPhysicalAddress(0x0100b800 - 0x01000000 + 0x32000000);
KernelNOPAtPhysicalAddress(0x0100b7b8 - 0x01000000 + 0x32000000);
ICInvalidateRange(reinterpret_cast<void *>(0x0100b770), 0x04);
ICInvalidateRange(reinterpret_cast<void *>(0x0100b800), 0x04);
ICInvalidateRange(reinterpret_cast<void *>(0x0100b7b8), 0x04);
}
void commonPatchesStart() {
gNonHomebrewFSClientCount = 0;
}