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Implemented sceKernelMTypeProtect and sceKernelMProtect (#387)

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* Fixed ORBIS_KERNEL_MAP_OP_TYPE_PROTECT for batchmap2

* Fix merge

* Changed 4 to ORBIS_KERNEL_MAP_OP_TYPE_PROTECT

* Removed MProtect from AddressSpace

* Added Mtyprotect and moved Mprotect to ORBIS_KERNEL_MAP_OP_PROTECT

* Changed Protect for Windows

* reverted the previous function

* Fixed Mtypeprotect and MProtect

* ''

* ''

* Took out logs stopping build

* clang-format issues

* Fixed the order of mtypeprotect and mprotect in batchmap2

* ''

* update branch

* ''

* Fixed nits

* ''

* Update submodules to latest commits

* ''

* reverted ffmpeg

* ''

* Fixed the nits

* ''

* ''

* ''

* ''

* ''

* Fix clang formatting, DEBUG_ASSERT, and extra spacing

* Fix build issues

* Revert "Fix build issues"

This reverts commit 9185f96ec9.

* ''

* ''

* ''

* Changes for MemoryProt Format

* ''

* ''

* ''
This commit is contained in:
menaman123 2024-09-04 16:36:23 -04:00 • committed by GitHub
parent 0dd6e257c5
commit b9c6093717
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GPG key ID: B5690EEEBB952194
6 changed files with 202 additions and 25 deletions
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2
src/core/libraries/kernel/libkernel.cpp
View file

@ -454,6 +454,8 @@ void LibKernel_Register(Core::Loader::SymbolsResolver* sym) {
LIB_FUNCTION("F6e0kwo4cnk", "libkernel", 1, "libkernel", 1, 1, sceKernelTriggerUserEvent);
LIB_FUNCTION("LJDwdSNTnDg", "libkernel", 1, "libkernel", 1, 1, sceKernelDeleteUserEvent);
LIB_FUNCTION("mJ7aghmgvfc", "libkernel", 1, "libkernel", 1, 1, sceKernelGetEventId);
LIB_FUNCTION("9bfdLIyuwCY", "libkernel", 1, "libkernel", 1, 1, sceKernelMTypeProtect);
LIB_FUNCTION("vSMAm3cxYTY", "libkernel", 1, "libkernel", 1, 1, sceKernelMProtect);
LIB_FUNCTION("23CPPI1tyBY", "libkernel", 1, "libkernel", 1, 1, sceKernelGetEventFilter);
// misc

62
src/core/libraries/kernel/memory_management.cpp
View file

@ -7,6 +7,7 @@
#include "common/assert.h"
#include "common/logging/log.h"
#include "common/singleton.h"
#include "core/address_space.h"
#include "core/libraries/error_codes.h"
#include "core/libraries/kernel/memory_management.h"
#include "core/linker.h"
@ -218,6 +219,19 @@ int PS4_SYSV_ABI sceKernelQueryMemoryProtection(void* addr, void** start, void**
return memory->QueryProtection(std::bit_cast<VAddr>(addr), start, end, prot);
}
int PS4_SYSV_ABI sceKernelMProtect(const void* addr, size_t size, int prot) {
Core::MemoryManager* memory_manager = Core::Memory::Instance();
Core::MemoryProt protection_flags = static_cast<Core::MemoryProt>(prot);
return memory_manager->Protect(std::bit_cast<VAddr>(addr), size, protection_flags);
}
int PS4_SYSV_ABI sceKernelMTypeProtect(const void* addr, size_t size, int mtype, int prot) {
Core::MemoryManager* memory_manager = Core::Memory::Instance();
Core::MemoryProt protection_flags = static_cast<Core::MemoryProt>(prot);
return memory_manager->MTypeProtect(std::bit_cast<VAddr>(addr), size,
static_cast<Core::VMAType>(mtype), protection_flags);
}
int PS4_SYSV_ABI sceKernelDirectMemoryQuery(u64 offset, int flags, OrbisQueryInfo* query_info,
size_t infoSize) {
LOG_WARNING(Kernel_Vmm, "called offset = {:#x}, flags = {:#x}", offset, flags);
@ -258,7 +272,7 @@ s32 PS4_SYSV_ABI sceKernelBatchMap2(OrbisKernelBatchMapEntry* entries, int numEn
int* numEntriesOut, int flags) {
int result = ORBIS_OK;
int processed = 0;
for (int i = 0; i < numEntries; i++, processed++) {
for (int i = 0; i < numEntries; i++) {
if (entries == nullptr || entries[i].length == 0 || entries[i].operation > 4) {
result = ORBIS_KERNEL_ERROR_EINVAL;
break; // break and assign a value to numEntriesOut.
@ -278,10 +292,41 @@ s32 PS4_SYSV_ABI sceKernelBatchMap2(OrbisKernelBatchMapEntry* entries, int numEn
}
case MemoryOpTypes::ORBIS_KERNEL_MAP_OP_UNMAP: {
result = sceKernelMunmap(entries[i].start, entries[i].length);
LOG_INFO(Kernel_Vmm, "entry = {}, operation = {}, len = {:#x}, result = {}", i,
entries[i].operation, entries[i].length, result);
LOG_INFO(Kernel_Vmm, "BatchMap: entry = {}, operation = {}, len = {:#x}, result = {}",
i, entries[i].operation, entries[i].length, result);
if (result == 0)
processed++;
}
case MemoryOpTypes::ORBIS_KERNEL_MAP_OP_PROTECT: {
result = sceKernelMProtect(entries[i].start, entries[i].length, entries[i].protection);
LOG_INFO(Kernel_Vmm, "BatchMap: entry = {}, operation = {}, len = {:#x}, result = {}",
i, entries[i].operation, entries[i].length, result);
if (result != ORBIS_OK) {
LOG_ERROR(Kernel_Vmm, "BatchMap: MProtect failed on entry {} with result {}", i,
result);
}
if (result == 0) {
processed++;
}
break;
}
case MemoryOpTypes::ORBIS_KERNEL_MAP_OP_TYPE_PROTECT: {
result = sceKernelMTypeProtect(entries[i].start, entries[i].length, entries[i].type,
entries[i].protection);
LOG_INFO(Kernel_Vmm, "BatchMap: entry = {}, operation = {}, len = {:#x}, result = {}",
i, entries[i].operation, entries[i].length, result);
if (result != ORBIS_OK) {
LOG_ERROR(Kernel_Vmm, "BatchMap: MProtect failed on entry {} with result {}", i,
result);
}
if (result == 0) {
processed++;
}
break;
}
case MemoryOpTypes::ORBIS_KERNEL_MAP_OP_MAP_FLEXIBLE: {
result = sceKernelMapNamedFlexibleMemory(&entries[i].start, entries[i].length,
entries[i].protection, flags, "");
@ -291,14 +336,7 @@ s32 PS4_SYSV_ABI sceKernelBatchMap2(OrbisKernelBatchMapEntry* entries, int numEn
i, entries[i].operation, entries[i].length, (u8)entries[i].type, result);
break;
}
case MemoryOpTypes::ORBIS_KERNEL_MAP_OP_TYPE_PROTECT: {
// By now, ignore protection and log it instead
LOG_WARNING(Kernel_Vmm,
"entry = {}, operation = {}, len = {:#x}, type = {} "
"is UNSUPPORTED and skipped",
i, entries[i].operation, entries[i].length, (u8)entries[i].type);
break;
}
default: {
UNREACHABLE();
}
@ -308,6 +346,8 @@ s32 PS4_SYSV_ABI sceKernelBatchMap2(OrbisKernelBatchMapEntry* entries, int numEn
break;
}
}
LOG_INFO(Kernel_Vmm, "sceKernelBatchMap2 finished: processed = {}, result = {}", processed,
result);
if (numEntriesOut != NULL) { // can be zero. do not return an error code.
*numEntriesOut = processed;
}

4
src/core/libraries/kernel/memory_management.h
View file

@ -95,6 +95,10 @@ s32 PS4_SYSV_ABI sceKernelMapFlexibleMemory(void** addr_in_out, std::size_t len,
int flags);
int PS4_SYSV_ABI sceKernelQueryMemoryProtection(void* addr, void** start, void** end, u32* prot);
int PS4_SYSV_ABI sceKernelMProtect(const void* addr, size_t size, int prot);
int PS4_SYSV_ABI sceKernelMTypeProtect(const void* addr, size_t size, int mtype, int prot);
int PS4_SYSV_ABI sceKernelDirectMemoryQuery(u64 offset, int flags, OrbisQueryInfo* query_info,
size_t infoSize);
s32 PS4_SYSV_ABI sceKernelAvailableFlexibleMemorySize(size_t* sizeOut);