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patcher.c
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patcher.c
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/* DOL Patching code by emu_kidid */
#include <stdio.h>
#include <gccore.h> /*** Wrapper to include common libogc headers ***/
#include <ogcsys.h> /*** Needed for console support ***/
#include <ogc/machine/processor.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <malloc.h>
#include <zlib.h>
#include "swiss.h"
#include "main.h"
#include "patcher.h"
#include "gui/FrameBufferMagic.h"
#include "gui/IPLFontWrite.h"
#include "deviceHandler.h"
#include "sidestep.h"
#include "elf.h"
#include "ata.h"
#include "cheats.h"
char VAR_AREA[0x3100];
static u32 top_addr;
static void *patch_locations[PATCHES_MAX];
// Returns where the ASM patch has been copied to
void *installPatch(int patchId) {
void *patchLocation = NULL;
const void *patch = NULL; u32 patchSize = 0;
switch(patchId) {
case BACKWARDS_MEMCPY:
patch = backwards_memcpy_bin; patchSize = backwards_memcpy_bin_size; break;
case DVD_LOWTESTALARMHOOK:
patch = DVDLowTestAlarmHook; patchSize = DVDLowTestAlarmHook_length; break;
case GX_COPYDISPHOOK:
patch = GXCopyDispHook; patchSize = GXCopyDispHook_length; break;
case GX_INITTEXOBJLODHOOK:
patch = GXInitTexObjLODHook; patchSize = GXInitTexObjLODHook_length; break;
case GX_SETPROJECTIONHOOK:
patch = GXSetProjectionHook; patchSize = GXSetProjectionHook_length; break;
case GX_SETSCISSORHOOK:
patch = GXSetScissorHook; patchSize = GXSetScissorHook_length; break;
case MTX_FRUSTUMHOOK:
patch = MTXFrustumHook; patchSize = MTXFrustumHook_length; break;
case MTX_LIGHTFRUSTUMHOOK:
patch = MTXLightFrustumHook; patchSize = MTXLightFrustumHook_length; break;
case MTX_LIGHTPERSPECTIVEHOOK:
patch = MTXLightPerspectiveHook; patchSize = MTXLightPerspectiveHook_length; break;
case MTX_ORTHOHOOK:
patch = MTXOrthoHook; patchSize = MTXOrthoHook_length; break;
case MTX_PERSPECTIVEHOOK:
patch = MTXPerspectiveHook; patchSize = MTXPerspectiveHook_length; break;
case OS_CALLALARMHANDLER:
patch = CallAlarmHandler_bin; patchSize = CallAlarmHandler_bin_size; break;
case OS_RESERVED:
patchSize = 0x1800; break;
case PAD_CHECKSTATUS:
patch = CheckStatus_bin; patchSize = CheckStatus_bin_size; break;
case VI_CONFIGURE240P:
patch = VIConfigure240p; patchSize = VIConfigure240p_length; break;
case VI_CONFIGURE288P:
patch = VIConfigure288p; patchSize = VIConfigure288p_length; break;
case VI_CONFIGURE480I:
patch = VIConfigure480i; patchSize = VIConfigure480i_length; break;
case VI_CONFIGURE480P:
patch = VIConfigure480p; patchSize = VIConfigure480p_length; break;
case VI_CONFIGURE540P50:
patch = VIConfigure540p50; patchSize = VIConfigure540p50_length; break;
case VI_CONFIGURE540P60:
patch = VIConfigure540p60; patchSize = VIConfigure540p60_length; break;
case VI_CONFIGURE576I:
patch = VIConfigure576i; patchSize = VIConfigure576i_length; break;
case VI_CONFIGURE576P:
patch = VIConfigure576p; patchSize = VIConfigure576p_length; break;
case VI_CONFIGURE960I:
patch = VIConfigure960i; patchSize = VIConfigure960i_length; break;
case VI_CONFIGURE1080I50:
patch = VIConfigure1080i50; patchSize = VIConfigure1080i50_length; break;
case VI_CONFIGURE1080I60:
patch = VIConfigure1080i60; patchSize = VIConfigure1080i60_length; break;
case VI_CONFIGURE1152I:
patch = VIConfigure1152i; patchSize = VIConfigure1152i_length; break;
case VI_CONFIGUREAUTOP:
patch = VIConfigureAutop; patchSize = VIConfigureAutop_length; break;
case VI_CONFIGUREHOOK1:
patch = VIConfigureHook1; patchSize = VIConfigureHook1_length; break;
case VI_CONFIGUREHOOK1_GCVIDEO:
patch = VIConfigureHook1GCVideo; patchSize = VIConfigureHook1GCVideo_length; break;
case VI_CONFIGUREHOOK2:
patch = VIConfigureHook2; patchSize = VIConfigureHook2_length; break;
case VI_CONFIGUREPANHOOK:
patch = VIConfigurePanHook; patchSize = VIConfigurePanHook_length; break;
case VI_CONFIGUREPANHOOKD:
patch = VIConfigurePanHookD; patchSize = VIConfigurePanHookD_length; break;
case VI_GETRETRACECOUNTHOOK:
patch = VIGetRetraceCountHook; patchSize = VIGetRetraceCountHook_length; break;
case VI_RETRACEHANDLERHOOK:
patch = VIRetraceHandlerHook; patchSize = VIRetraceHandlerHook_length; break;
default:
break;
}
patchLocation = installPatch2(patch, patchSize);
print_gecko("Installed patch %i to %08X\r\n", patchId, patchLocation);
return patchLocation;
}
void *installPatch2(const void *patch, u32 patchSize) {
void *patchLocation = NULL;
void *addr;
if (!top_addr) {
addr = SYS_AllocArenaMemHi(patchSize, patch ? 4 : 32);
} else {
if (top_addr == 0x81800000)
top_addr -= 8;
top_addr -= patchSize;
top_addr &= patch ? ~3 : ~31;
addr = (void *)top_addr;
}
patchLocation = Calc_Address(NULL, PATCH_OTHER, (u32)addr);
if (patch) memcpy(patchLocation, patch, patchSize);
else memset(patchLocation, 0, patchSize);
DCFlushRange(patchLocation, patchSize);
ICInvalidateRange(patchLocation, patchSize);
return addr;
}
// See patchIds enum in patcher.h
void *getPatchAddr(int patchId) {
if(patchId >= PATCHES_MAX || patchId < 0) {
print_gecko("Invalid Patch location requested\r\n");
return NULL;
}
if(!patch_locations[patchId]) {
patch_locations[patchId] = installPatch(patchId);
}
return patch_locations[patchId];
}
void setTopAddr(u32 addr) {
top_addr = addr & ~3;
int patchId;
for (patchId = 0; patchId < PATCHES_MAX; patchId++)
if (patch_locations[patchId] < (void *)top_addr)
patch_locations[patchId] = NULL;
}
u32 getTopAddr() {
return top_addr & ~31;
}
int install_code(int final)
{
void *patchLocation = NULL;
const void *patch = NULL; u32 patchSize = 0;
// Reload Stub
if (!top_addr) {
patch = stub_bin;
patchSize = stub_bin_size;
print_gecko("Installing Reload Stub\r\n");
memcpy((void *)0x80001800, patch, patchSize);
DCFlushRangeNoSync((void *)0x80001800, patchSize);
ICInvalidateRange((void *)0x80001800, patchSize);
_sync();
return 1;
}
// IDE-EXI
else if(devices[DEVICE_CUR] == &__device_ata_a || devices[DEVICE_CUR] == &__device_ata_b || devices[DEVICE_CUR] == &__device_ata_c) {
switch (devices[DEVICE_CUR]->emulated()) {
case EMU_READ | EMU_BUS_ARBITER:
case EMU_READ | EMU_READ_SPEED | EMU_BUS_ARBITER:
patch = !_ideexi_version ? ideexi_v1_bin : ideexi_v2_bin;
patchSize = !_ideexi_version ? ideexi_v1_bin_size : ideexi_v2_bin_size;
break;
case EMU_READ | EMU_AUDIO_STREAMING | EMU_BUS_ARBITER:
patch = !_ideexi_version ? ideexi_v1_dtk_bin : ideexi_v2_dtk_bin;
patchSize = !_ideexi_version ? ideexi_v1_dtk_bin_size : ideexi_v2_dtk_bin_size;
break;
case EMU_READ | EMU_MEMCARD | EMU_BUS_ARBITER:
patch = !_ideexi_version ? ideexi_v1_card_bin : ideexi_v2_card_bin;
patchSize = !_ideexi_version ? ideexi_v1_card_bin_size : ideexi_v2_card_bin_size;
break;
case EMU_READ | EMU_ETHERNET | EMU_BUS_ARBITER:
patch = !_ideexi_version ? ideexi_v1_eth_bin : ideexi_v2_eth_bin;
patchSize = !_ideexi_version ? ideexi_v1_eth_bin_size : ideexi_v2_eth_bin_size;
break;
default:
return 0;
}
print_gecko("Installing Patch for IDE-EXI\r\n");
}
// SD Card over EXI
else if(devices[DEVICE_CUR] == &__device_sd_a || devices[DEVICE_CUR] == &__device_sd_b || devices[DEVICE_CUR] == &__device_sd_c) {
switch (devices[DEVICE_CUR]->emulated()) {
case EMU_READ | EMU_BUS_ARBITER:
case EMU_READ | EMU_READ_SPEED | EMU_BUS_ARBITER:
patch = sd_bin;
patchSize = sd_bin_size;
break;
case EMU_READ | EMU_AUDIO_STREAMING | EMU_BUS_ARBITER:
patch = sd_dtk_bin;
patchSize = sd_dtk_bin_size;
break;
case EMU_READ | EMU_MEMCARD | EMU_BUS_ARBITER:
patch = sd_card_bin;
patchSize = sd_card_bin_size;
break;
case EMU_READ | EMU_ETHERNET | EMU_BUS_ARBITER:
patch = sd_eth_bin;
patchSize = sd_eth_bin_size;
break;
default:
return 0;
}
print_gecko("Installing Patch for SD Card over EXI\r\n");
}
// DVD
else if(devices[DEVICE_CUR] == &__device_dvd || devices[DEVICE_CUR] == &__device_wode) {
switch (devices[DEVICE_CUR]->emulated()) {
case EMU_READ:
case EMU_READ | EMU_BUS_ARBITER:
patch = dvd_bin;
patchSize = dvd_bin_size;
break;
case EMU_READ | EMU_MEMCARD | EMU_BUS_ARBITER:
patch = dvd_card_bin;
patchSize = dvd_card_bin_size;
break;
default:
return 0;
}
print_gecko("Installing Patch for DVD\r\n");
}
// USB Gecko
else if(devices[DEVICE_CUR] == &__device_usbgecko) {
switch (devices[DEVICE_CUR]->emulated()) {
case EMU_READ | EMU_BUS_ARBITER:
patch = usbgecko_bin;
patchSize = usbgecko_bin_size;
break;
default:
return 0;
}
print_gecko("Installing Patch for USB Gecko\r\n");
}
// Wiikey Fusion
else if(devices[DEVICE_CUR] == &__device_wkf) {
switch (devices[DEVICE_CUR]->emulated()) {
case EMU_READ:
case EMU_READ | EMU_BUS_ARBITER:
patch = wkf_bin;
patchSize = wkf_bin_size;
break;
case EMU_READ | EMU_AUDIO_STREAMING:
case EMU_READ | EMU_AUDIO_STREAMING | EMU_BUS_ARBITER:
patch = wkf_dtk_bin;
patchSize = wkf_dtk_bin_size;
break;
case EMU_READ | EMU_MEMCARD | EMU_BUS_ARBITER:
patch = wkf_card_bin;
patchSize = wkf_card_bin_size;
break;
default:
return 0;
}
print_gecko("Installing Patch for WKF\r\n");
}
// Broadband Adapter
else if(devices[DEVICE_CUR] == &__device_fsp) {
if (devices[DEVICE_PATCHES] != &__device_fsp) {
switch (devices[DEVICE_CUR]->emulated()) {
case EMU_READ | EMU_BUS_ARBITER:
patch = fsp_bin;
patchSize = fsp_bin_size;
break;
default:
return 0;
}
} else {
switch (devices[DEVICE_CUR]->emulated()) {
case EMU_READ | EMU_BUS_ARBITER:
patch = fsp_bin;
patchSize = fsp_bin_size;
break;
case EMU_READ | EMU_AUDIO_STREAMING | EMU_BUS_ARBITER:
patch = fsp_dtk_bin;
patchSize = fsp_dtk_bin_size;
break;
case EMU_READ | EMU_ETHERNET | EMU_BUS_ARBITER:
patch = fsp_eth_bin;
patchSize = fsp_eth_bin_size;
break;
default:
return 0;
}
}
print_gecko("Installing Patch for File Service Protocol\r\n");
}
// GC Loader
else if(devices[DEVICE_CUR] == &__device_gcloader) {
if (devices[DEVICE_PATCHES] != &__device_gcloader) {
switch (devices[DEVICE_CUR]->emulated()) {
case EMU_READ:
case EMU_READ | EMU_BUS_ARBITER:
case EMU_READ | EMU_READ_SPEED:
case EMU_READ | EMU_READ_SPEED | EMU_BUS_ARBITER:
patch = gcloader_v1_bin;
patchSize = gcloader_v1_bin_size;
break;
case EMU_READ | EMU_MEMCARD | EMU_BUS_ARBITER:
patch = gcloader_v1_card_bin;
patchSize = gcloader_v1_card_bin_size;
break;
default:
return 0;
}
} else {
switch (devices[DEVICE_CUR]->emulated()) {
case EMU_READ:
case EMU_READ | EMU_READ_SPEED:
patch = gcloader_v2_bin;
patchSize = gcloader_v2_bin_size;
break;
case EMU_READ | EMU_AUDIO_STREAMING:
patch = gcloader_v2_dtk_bin;
patchSize = gcloader_v2_dtk_bin_size;
break;
case EMU_READ | EMU_MEMCARD:
patch = gcloader_v2_card_bin;
patchSize = gcloader_v2_card_bin_size;
break;
case EMU_READ | EMU_ETHERNET | EMU_BUS_ARBITER:
patch = gcloader_v2_eth_bin;
patchSize = gcloader_v2_eth_bin_size;
break;
default:
return 0;
}
}
print_gecko("Installing Patch for GC Loader\r\n");
}
if (!final) {
print_gecko("Space for patch remaining: %i\r\n", top_addr - LO_RESERVE);
print_gecko("Space taken by vars/video patches: %i\r\n", HI_RESERVE - top_addr);
if (top_addr < LO_RESERVE + patchSize)
return 0;
patchLocation = Calc_Address(NULL, PATCH_OTHER, LO_RESERVE);
memcpy(patchLocation, patch, patchSize);
DCFlushRange(patchLocation, patchSize);
ICInvalidateRange(patchLocation, patchSize);
} else {
for (u32 i = 0x100; i <= 0x900; i += 0x100)
*(u32 *)&VAR_AREA[i] = 0x4C000064;
memcpy((void *)0x80000000, VAR_AREA, sizeof(VAR_AREA));
DCFlushRangeNoSync((void *)0x80000000, sizeof(VAR_AREA));
ICInvalidateRange((void *)0x80000000, sizeof(VAR_AREA));
_sync();
if (top_addr != 0x81800000)
mtspr(DABR, 0x800000E8 | 0b110);
mtspr(EAR, 0x8000000C);
}
return 1;
}
void make_pattern(u32 *data, u32 offsetFoundAt, u32 length, FuncPattern *functionPattern)
{
u32 i, j;
memset(functionPattern, 0, sizeof(FuncPattern));
for (j = i = offsetFoundAt; j >= offsetFoundAt && i < length / sizeof(u32); i++) {
u32 word = data[i];
functionPattern->Length++;
if ((word == 0x4E800020 && j <= i) || word == 0x4C000064)
break;
if ((word & 0xFC000003) == 0x40000000)
j = i + ((s32)((word & 0x0000FFFC) << 16) >> 18);
if ((word & 0xFC000003) == 0x48000000)
j = i + ((s32)((word & 0x03FFFFFC) << 6) >> 8);
if ((word & 0xFF000000) == 0x38000000 ||
(word & 0xFF000000) == 0x3C000000 ||
(word & 0xFC000000) == 0x80000000 ||
(word & 0xFC000000) == 0xC0000000)
functionPattern->Loads++;
if ((word & 0xFC000000) == 0x90000000 ||
(word & 0xFC000000) == 0x94000000 ||
(word & 0xFC000000) == 0xD0000000)
functionPattern->Stores++;
if ((word & 0xFC000003) == 0x48000001)
functionPattern->FCalls++;
if ((word & 0xFFFF0000) == 0x40800000 ||
(word & 0xFFFF0000) == 0x40810000 ||
(word & 0xFFFF0000) == 0x41800000 ||
(word & 0xFFFF0000) == 0x41820000 ||
(word & 0xFC000003) == 0x48000000)
functionPattern->Branch++;
if ((word & 0xFF000000) == 0x7C000000 ||
(word & 0xFC0007FE) == 0xFC000090)
functionPattern->Moves++;
}
functionPattern->offsetFoundAt = offsetFoundAt;
}
bool compare_pattern(FuncPattern *FPatA, FuncPattern *FPatB)
{
return memcmp(FPatA, FPatB, sizeof(u32) * 6) == 0;
}
bool find_pattern(u32 *data, u32 offsetFoundAt, u32 length, FuncPattern *functionPattern)
{
FuncPattern FP;
make_pattern(data, offsetFoundAt, length, &FP);
if (functionPattern && compare_pattern(&FP, functionPattern)) {
functionPattern->offsetFoundAt = FP.offsetFoundAt;
return true;
}
if (!functionPattern) {
print_gecko("Length: %d\n", FP.Length);
print_gecko("Loads: %d\n", FP.Loads);
print_gecko("Stores: %d\n", FP.Stores);
print_gecko("FCalls: %d\n", FP.FCalls);
print_gecko("Branch: %d\n", FP.Branch);
print_gecko("Moves: %d\n", FP.Moves);
}
return false;
}
bool find_pattern_before(u32 *data, u32 length, FuncPattern *FPatA, FuncPattern *FPatB)
{
u32 offsetFoundAt = FPatA->offsetFoundAt - FPatB->Length;
if (offsetFoundAt == FPatB->offsetFoundAt)
return true;
if (offsetFoundAt >= length / sizeof(u32))
return false;
while (offsetFoundAt &&
data[offsetFoundAt - 1] != 0x4E800020 &&
data[offsetFoundAt - 1] != 0x4C000064)
offsetFoundAt--;
return find_pattern(data, offsetFoundAt, length, FPatB);
}
bool find_pattern_after(u32 *data, u32 length, FuncPattern *FPatA, FuncPattern *FPatB)
{
u32 offsetFoundAt = FPatA->offsetFoundAt + FPatA->Length;
if (offsetFoundAt == FPatB->offsetFoundAt)
return true;
if (offsetFoundAt >= length / sizeof(u32))
return false;
return find_pattern(data, offsetFoundAt, length, FPatB);
}
u32 branch(u32 *dst, u32 *src)
{
u32 word = (u32)dst - (u32)src;
word &= 0x03FFFFFC;
word |= 0x48000000;
return word;
}
u32 branchAndLink(u32 *dst, u32 *src)
{
u32 word = (u32)dst - (u32)src;
word &= 0x03FFFFFC;
word |= 0x48000001;
return word;
}
u32 branchResolve(u32 *data, int dataType, u32 offsetFoundAt)
{
u32 *address;
u32 word = data[offsetFoundAt];
if ((word & 0xFC000000) != 0x48000000)
return 0;
if ((address = Calc_ProperAddress(data, dataType, offsetFoundAt * sizeof(u32))) == NULL)
return 0;
address = ((s32)((word & 0x03FFFFFC) << 6) >> 8) + (word & 0x2 ? NULL : address);
if ((address = Calc_Address(data, dataType, (u32)address)) == NULL)
return 0;
return address - data;
}
static u32 _SDA2_BASE_, _SDA_BASE_;
bool get_immediate(u32 *data, u32 offsetFoundAt, u32 offsetFoundAt2, u32 *immediate)
{
u32 word = data[offsetFoundAt];
switch (word >> 26) {
case 15:
{
u32 word2 = data[offsetFoundAt2];
switch (word2 >> 26) {
case 10:
{
if (((word2 >> 16) & 0x1F) != ((word >> 21) & 0x1F))
return false;
*immediate = -(word << 16) + (u16)word2;
return true;
}
case 11:
{
if (((word2 >> 16) & 0x1F) != ((word >> 21) & 0x1F))
return false;
*immediate = -(word << 16) + (s16)word2;
return true;
}
}
if (((word >> 16) & 0x1F) != 0)
return false;
switch (word2 >> 26) {
case 14:
case 32 ... 55:
{
if (((word2 >> 16) & 0x1F) != ((word >> 21) & 0x1F))
return false;
*immediate = (word << 16) + (s16)word2;
return true;
}
case 24:
{
if (((word2 >> 21) & 0x1F) != ((word >> 21) & 0x1F))
return false;
*immediate = (word << 16) | (u16)word2;
return true;
}
}
}
case 14:
case 32 ... 55:
{
switch (offsetFoundAt2) {
case 0:
{
if (((word >> 16) & 0x1F) != 0)
return false;
*immediate = (s16)word;
return true;
}
case 2:
{
if (((word >> 16) & 0x1F) != 2)
return false;
*immediate = _SDA2_BASE_ + (s16)word;
return true;
}
case 13:
{
if (((word >> 16) & 0x1F) != 13)
return false;
*immediate = _SDA_BASE_ + (s16)word;
return true;
}
}
}
}
return false;
}
void *loadResolve(u32 *data, int dataType, u32 offsetFoundAt, u32 offsetFoundAt2)
{
u32 address;
if (get_immediate(data, offsetFoundAt, offsetFoundAt2, &address))
return Calc_Address(data, dataType, address);
return NULL;
}
bool findi_pattern(u32 *data, int dataType, u32 offsetFoundAt, u32 offsetFoundAt2, u32 length, FuncPattern *functionPattern)
{
u32 *address = loadResolve(data, dataType, offsetFoundAt, offsetFoundAt2);
if (functionPattern && functionPattern->offsetFoundAt)
return address == data + functionPattern->offsetFoundAt;
return address && find_pattern(data, address - data, length, functionPattern);
}
bool findi_patterns(u32 *data, int dataType, u32 offsetFoundAt, u32 offsetFoundAt2, u32 length, ...)
{
FuncPattern *functionPattern;
va_list args;
va_start(args, length);
while ((functionPattern = va_arg(args, FuncPattern *)))
if (findi_pattern(data, dataType, offsetFoundAt, offsetFoundAt2, length, functionPattern))
break;
va_end(args);
return functionPattern;
}
bool findp_pattern(u32 *data, int dataType, u32 offsetFoundAt, u32 offsetFoundAt2, u32 length, FuncPattern *functionPattern)
{
u32 *address;
if ((address = loadResolve(data, dataType, offsetFoundAt, offsetFoundAt2)))
address = Calc_Address(data, dataType, *address);
if (functionPattern && functionPattern->offsetFoundAt)
return address == data + functionPattern->offsetFoundAt;
return address && find_pattern(data, address - data, length, functionPattern);
}
bool findp_patterns(u32 *data, int dataType, u32 offsetFoundAt, u32 offsetFoundAt2, u32 length, ...)
{
FuncPattern *functionPattern;
va_list args;
va_start(args, length);
while ((functionPattern = va_arg(args, FuncPattern *)))
if (findp_pattern(data, dataType, offsetFoundAt, offsetFoundAt2, length, functionPattern))
break;
va_end(args);
return functionPattern;
}
bool findx_pattern(u32 *data, int dataType, u32 offsetFoundAt, u32 length, FuncPattern *functionPattern)
{
offsetFoundAt = branchResolve(data, dataType, offsetFoundAt);
if (functionPattern && functionPattern->offsetFoundAt)
return offsetFoundAt == functionPattern->offsetFoundAt;
return offsetFoundAt && find_pattern(data, offsetFoundAt, length, functionPattern);
}
bool findx_patterns(u32 *data, int dataType, u32 offsetFoundAt, u32 length, ...)
{
FuncPattern *functionPattern;
va_list args;
va_start(args, length);
while ((functionPattern = va_arg(args, FuncPattern *)))
if (findx_pattern(data, dataType, offsetFoundAt, length, functionPattern))
break;
va_end(args);
return functionPattern;
}
u32 _memcpy[] = {
0x7C041840, // cmplw r4, r3
0x41800028, // blt +10
0x3884FFFF, // subi r4, r4, 1
0x38C3FFFF, // subi r6, r3, 1
0x38A50001, // addi r5, r5, 1
0x4800000C, // b +3
0x8C040001, // lbzu r0, 1 (r4)
0x9C060001, // stbu r0, 1 (r6)
0x34A5FFFF, // subic. r5, r5, 1
0x4082FFF4, // bne -3
0x4E800020, // blr
0x7C842A14, // add r4, r4, r5
0x7CC32A14, // add r6, r3, r5
0x38A50001, // addi r5, r5, 1
0x4800000C, // b +3
0x8C04FFFF, // lbzu r0, -1 (r4)
0x9C06FFFF, // stbu r0, -1 (r6)
0x34A5FFFF, // subic. r5, r5, 1
0x4082FFF4, // bne -3
0x4E800020 // blr
};
u32 _ppchalt[] = {
0x7C0004AC, // sync
0x60000000, // nop
0x38600000, // li r3, 0
0x60000000, // nop
0x4BFFFFF4 // b -3
};
u32 _dvdgettransferredsize[] = {
0x8003000C, // lwz r0, 12 (r3)
0x2C000002, // cmpwi r0, 2
0x41820040, // beq +16
0x40800018, // bge +6
0x2C000001, // cmpwi r0, 1
0x4080003C, // bge +15
0x2C00FFFF, // cmpwi r0, -1
0x40800024, // bge +9
0x4E800020, // blr
0x2C00000A, // cmpwi r0, 10
0x40800010, // bge +4
0x2C000008, // cmpwi r0, 8
0x4C800020, // bgelr
0x4800000C, // b +3
0x2C00000C, // cmpwi r0, 12
0x4C800020, // bgelr
0x80630020, // lwz r3, 32 (r3)
0x4E800020, // blr
0x38600000, // li r3, 0
0x4E800020, // blr
0x3C80CC00, // lis r4, 0xCC00
0x8003001C, // lwz r0, 28 (r3)
0x80A30020, // lwz r5, 32 (r3)
0x80646018, // lwz r3, 0x6018 (r4)
0x7C030050, // subf r0, r3, r0
0x7C650214, // add r3, r5, r0
0x4E800020 // blr
};
u32 _aigetdmastartaddrd[] = {
0x3C60CC00, // lis r3, 0xCC00
0xA0835030, // lhz r4, 0x5030 (r3)
0x3C60CC00, // lis r3, 0xCC00
0xA0035032, // lhz r0, 0x5032 (r3)
0x54030434, // rlwinm r3, r0, 0, 16, 26
0x5083819E, // rlwimi r3, r4, 16, 6, 15
0x4E800020 // blr
};
u32 _aigetdmastartaddr[] = {
0x3C60CC00, // lis r3, 0xCC00
0x38635000, // addi r3, r3, 0x5000
0xA0830030, // lhz r4, 0x0030 (r3)
0xA0030032, // lhz r0, 0x0032 (r3)
0x54030434, // rlwinm r3, r0, 0, 16, 26
0x5083819E, // rlwimi r3, r4, 16, 6, 15
0x4E800020 // blr
};
u32 _gxpeekargb_a[] = {
0x546013BA, // clrlslwi r0, r3, 16, 2
0x6400C800, // oris r0, r0, 0xC800
0x54030512, // rlwinm r3, r0, 0, 20, 9
0x54806126, // clrlslwi r0, r4, 16, 12
0x7C600378, // or r0, r3, r0
0x5403028E, // rlwinm r0, r0, 0, 10, 7
0x80030000, // lwz r0, 0 (r3)
0x90050000, // stw r0, 0 (r5)
0x4E800020 // blr
};
u32 _gxpeekargb_b[] = {
0x5463103A, // slwi r3, r3, 2
0x54846026, // slwi r4, r4, 12
0x6463C800, // oris r3, r3, 0xC800
0x54600512, // rlwinm r0, r3, 0, 20, 9
0x7C032378, // or r3, r0, r4
0x5463028E, // rlwinm r3, r3, 0, 10, 7
0x80030000, // lwz r0, 0 (r3)
0x90050000, // stw r0, 0 (r5)
0x4E800020 // blr
};
u32 _gxpeekargb_c[] = {
0x5460043E, // clrlwi r0, r3, 16
0x3C60C800, // lis r3, 0xC800
0x5003153A, // insrwi r3, r0, 10, 20
0x38000000, // li r0, 0
0x508362A6, // insrwi r3, r4, 10, 10
0x5003B212, // insrwi r3, r0, 2, 8
0x80030000, // lwz r0, 0 (r3)
0x90050000, // stw r0, 0 (r5)
0x4E800020 // blr
};
u32 _gxpokeargb_a[] = {
0x546013BA, // clrlslwi r0, r3, 16, 2
0x6400C800, // oris r0, r0, 0xC800
0x54030512, // rlwinm r3, r0, 0, 20, 9
0x54806126, // clrlslwi r0, r4, 16, 12
0x7C600378, // or r0, r3, r0
0x5403028E, // rlwinm r0, r0, 0, 10, 7
0x90A30000, // stw r5, 0 (r3)
0x4E800020 // blr
};
u32 _gxpokeargb_b[] = {
0x5463103A, // slwi r3, r3, 2
0x54846026, // slwi r4, r4, 12
0x6463C800, // oris r3, r3, 0xC800
0x54600512, // rlwinm r0, r3, 0, 20, 9
0x7C032378, // or r3, r0, r4
0x5463028E, // rlwinm r3, r3, 0, 10, 7
0x90A30000, // stw r5, 0 (r3)
0x4E800020 // blr
};
u32 _gxpokeargb_c[] = {
0x5460043E, // clrlwi r0, r3, 16
0x3C60C800, // lis r3, 0xC800
0x5003153A, // insrwi r3, r0, 10, 20
0x38000000, // li r0, 0
0x508362A6, // insrwi r3, r4, 10, 10
0x5003B212, // insrwi r3, r0, 2, 8
0x90A30000, // stw r5, 0 (r3)
0x4E800020 // blr
};
u32 _gxpeekz_a[] = {
0x546013BA, // clrlslwi r0, r3, 16, 2
0x6400C800, // oris r0, r0, 0xC800
0x54030512, // rlwinm r3, r0, 0, 20, 9
0x54806126, // clrlslwi r0, r4, 16, 12
0x7C600378, // or r0, r3, r0
0x5400028E, // rlwinm r0, r0, 0, 10, 7
0x64030040, // oris r3, r0, 0x0040
0x80030000, // lwz r0, 0 (r3)
0x90050000, // stw r0, 0 (r5)
0x4E800020 // blr
};
u32 _gxpeekz_b[] = {
0x5463103A, // slwi r3, r3, 2
0x54846026, // slwi r4, r4, 12
0x6463C800, // oris r3, r3, 0xC800
0x54600512, // rlwinm r0, r3, 0, 20, 9
0x7C032378, // or r3, r0, r4
0x5460028E, // rlwinm r0, r3, 0, 10, 7
0x64030040, // oris r3, r0, 0x0040
0x80030000, // lwz r0, 0 (r3)
0x90050000, // stw r0, 0 (r5)
0x4E800020 // blr
};
u32 _gxpeekz_c[] = {
0x5460043E, // clrlwi r0, r3, 16
0x3C60C800, // lis r3, 0xC800
0x5003153A, // insrwi r3, r0, 10, 20
0x38000001, // li r0, 1
0x508362A6, // insrwi r3, r4, 10, 10
0x5003B212, // insrwi r3, r0, 2, 8
0x80030000, // lwz r0, 0 (r3)
0x90050000, // stw r0, 0 (r5)
0x4E800020 // blr
};
u32 _gxpokez_a[] = {
0x546013BA, // clrlslwi r0, r3, 16, 2
0x6400C800, // oris r0, r0, 0xC800
0x54030512, // rlwinm r3, r0, 0, 20, 9
0x54806126, // clrlslwi r0, r4, 16, 12
0x7C600378, // or r0, r3, r0
0x5400028E, // rlwinm r0, r0, 0, 10, 7
0x64030040, // oris r3, r0, 0x0040
0x90A30000, // stw r5, 0 (r3)
0x4E800020 // blr
};
u32 _gxpokez_b[] = {
0x5463103A, // slwi r3, r3, 2
0x54846026, // slwi r4, r4, 12
0x6463C800, // oris r3, r3, 0xC800
0x54600512, // rlwinm r0, r3, 0, 20, 9
0x7C032378, // or r3, r0, r4
0x5460028E, // rlwinm r0, r3, 0, 10, 7
0x64030040, // oris r3, r0, 0x0040
0x90A30000, // stw r5, 0 (r3)
0x4E800020 // blr
};
u32 _gxpokez_c[] = {
0x5460043E, // clrlwi r0, r3, 16
0x3C60C800, // lis r3, 0xC800
0x5003153A, // insrwi r3, r0, 10, 20
0x38000001, // li r0, 1
0x508362A6, // insrwi r3, r4, 10, 10
0x5003B212, // insrwi r3, r0, 2, 8
0x90A30000, // stw r5, 0 (r3)
0x4E800020 // blr
};
int Patch_Hypervisor(u32 *data, u32 length, int dataType)
{
int i, j, k;
int patched = 0;
u32 address;
FuncPattern memcpySig =
{ 11, 3, 0, 0, 2, 1, memcpy_bin, memcpy_bin_size, "memcpy" };
FuncPattern PPCHaltSig =
{ 5, 1, 0, 0, 1, 1, NULL, 0, "PPCHalt" };
FuncPattern ClearArenaSigs[5] = {
{ 79, 19, 2, 22, 7, 9, NULL, 0, "ClearArenaD" },
{ 92, 30, 7, 22, 7, 9, NULL, 0, "ClearArenaD" },
{ 89, 25, 2, 22, 8, 9, NULL, 0, "ClearArenaD" },
{ 67, 13, 4, 21, 6, 9, NULL, 0, "ClearArena" },
{ 74, 17, 7, 21, 6, 9, NULL, 0, "ClearArena" }
};
FuncPattern OSInitSigs[30] = {
{ 200, 79, 12, 34, 22, 9, NULL, 0, "OSInitD" },
{ 201, 79, 12, 35, 22, 9, NULL, 0, "OSInitD" },
{ 202, 79, 12, 36, 22, 9, NULL, 0, "OSInitD" },
{ 206, 79, 12, 37, 22, 10, NULL, 0, "OSInitD" },
{ 234, 90, 17, 44, 24, 9, NULL, 0, "OSInitD" },
{ 237, 91, 17, 44, 24, 9, NULL, 0, "OSInitD" },
{ 253, 97, 17, 49, 24, 9, NULL, 0, "OSInitD" },
{ 261, 101, 17, 49, 26, 9, NULL, 0, "OSInitD" },
{ 231, 82, 14, 49, 25, 8, NULL, 0, "OSInitD" },
{ 256, 91, 14, 56, 30, 10, NULL, 0, "OSInitD" },
{ 258, 92, 14, 57, 30, 10, NULL, 0, "OSInitD" },
{ 153, 53, 7, 29, 20, 7, NULL, 0, "OSInit" },
{ 161, 56, 11, 30, 21, 7, NULL, 0, "OSInit" },
{ 182, 67, 14, 30, 23, 8, NULL, 0, "OSInit" },
{ 183, 67, 14, 31, 23, 8, NULL, 0, "OSInit" },
{ 186, 67, 14, 33, 23, 8, NULL, 0, "OSInit" },
{ 190, 67, 16, 35, 23, 8, NULL, 0, "OSInit" },
{ 192, 67, 16, 37, 23, 8, NULL, 0, "OSInit" },
{ 208, 72, 19, 36, 25, 8, NULL, 0, "OSInit" },
{ 209, 72, 19, 37, 25, 8, NULL, 0, "OSInit" },
{ 208, 72, 19, 36, 25, 8, NULL, 0, "OSInit" },
{ 212, 73, 19, 37, 25, 8, NULL, 0, "OSInit" },
{ 212, 75, 19, 37, 26, 8, NULL, 0, "OSInit" },
{ 230, 80, 20, 42, 25, 8, NULL, 0, "OSInit" },
{ 238, 84, 20, 42, 27, 8, NULL, 0, "OSInit" },
{ 222, 74, 17, 43, 27, 8, NULL, 0, "OSInit" },
{ 277, 90, 20, 63, 30, 15, NULL, 0, "OSInit" }, // SN Systems ProDG
{ 246, 83, 17, 50, 32, 10, NULL, 0, "OSInit" },
{ 302, 99, 20, 70, 35, 17, NULL, 0, "OSInit" }, // SN Systems ProDG
{ 312, 97, 17, 71, 39, 17, NULL, 0, "OSInit" }
};
FuncPattern OSExceptionInitSigs[4] = {
{ 164, 61, 6, 18, 14, 14, NULL, 0, "OSExceptionInitD" },
{ 160, 39, 14, 14, 19, 7, NULL, 0, "OSExceptionInit" },
{ 160, 39, 14, 14, 20, 7, NULL, 0, "OSExceptionInit" },
{ 151, 45, 14, 16, 13, 9, NULL, 0, "OSExceptionInit" } // SN Systems ProDG
};
FuncPattern __OSSetExceptionHandlerSigs[3] = {
{ 35, 12, 3, 1, 2, 4, NULL, 0, "__OSSetExceptionHandlerD" },
{ 7, 2, 1, 0, 0, 1, NULL, 0, "__OSSetExceptionHandler" },
{ 5, 1, 0, 0, 0, 2, NULL, 0, "__OSSetExceptionHandler" } // SN Systems ProDG
};
FuncPattern SetTimerSig =
{ 43, 13, 3, 4, 4, 10, NULL, 0, "SetTimerD" };
FuncPattern InsertAlarmSigs[4] = {
{ 123, 38, 17, 6, 11, 24, NULL, 0, "InsertAlarmD" },
{ 148, 30, 16, 10, 17, 45, NULL, 0, "InsertAlarm" },
{ 154, 31, 16, 12, 17, 51, NULL, 0, "InsertAlarm" }, // SN Systems ProDG
{ 154, 32, 16, 12, 17, 51, NULL, 0, "InsertAlarm" } // SN Systems ProDG
};
FuncPattern OSSetAlarmSigs[3] = {
{ 58, 18, 4, 8, 0, 9, NULL, 0, "OSSetAlarmD" },
{ 26, 5, 4, 4, 0, 5, NULL, 0, "OSSetAlarm" },
{ 28, 3, 4, 6, 0, 9, NULL, 0, "OSSetAlarm" } // SN Systems ProDG
};
FuncPattern OSCancelAlarmSigs[3] = {
{ 52, 15, 7, 6, 5, 4, NULL, 0, "OSCancelAlarmD" },
{ 71, 18, 10, 7, 9, 12, NULL, 0, "OSCancelAlarm" },
{ 70, 18, 10, 7, 9, 13, NULL, 0, "OSCancelAlarm" } // SN Systems ProDG
};
FuncPattern DecrementerExceptionCallbackSigs[5] = {
{ 93, 30, 6, 14, 4, 10, NULL, 0, "DecrementerExceptionCallbackD" },
{ 101, 33, 6, 18, 4, 10, NULL, 0, "DecrementerExceptionCallbackD" },
{ 132, 36, 10, 16, 12, 30, NULL, 0, "DecrementerExceptionCallback" },
{ 140, 39, 10, 20, 12, 30, NULL, 0, "DecrementerExceptionCallback" },
{ 140, 35, 10, 20, 12, 32, NULL, 0, "DecrementerExceptionCallback" } // SN Systems ProDG
};
FuncPattern OSGetArenaHiSigs[3] = {
{ 30, 15, 3, 2, 1, 3, NULL, 0, "OSGetArenaHiD" },
{ 2, 1, 0, 0, 0, 0, NULL, 0, "OSGetArenaHi" },