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Merge pull request #1620 from DarkLordZach/ldr-ro

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ldr_ro: Complete LDR:RO implementation
This commit is contained in:
bunnei 2018-11-18 19:23:38 -08:00 • committed by GitHub
commit e34d47e6e3
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 406 additions and 24 deletions
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4
src/core/hle/kernel/process.cpp
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@ -252,8 +252,8 @@ ResultCode Process::HeapFree(VAddr target, u32 size) {
return vm_manager.HeapFree(target, size);
}
ResultCode Process::MirrorMemory(VAddr dst_addr, VAddr src_addr, u64 size) {
return vm_manager.MirrorMemory(dst_addr, src_addr, size);
ResultCode Process::MirrorMemory(VAddr dst_addr, VAddr src_addr, u64 size, MemoryState state) {
return vm_manager.MirrorMemory(dst_addr, src_addr, size, state);
}
ResultCode Process::UnmapMemory(VAddr dst_addr, VAddr /*src_addr*/, u64 size) {

3
src/core/hle/kernel/process.h
View file

@ -259,7 +259,8 @@ public:
ResultVal<VAddr> HeapAllocate(VAddr target, u64 size, VMAPermission perms);
ResultCode HeapFree(VAddr target, u32 size);
ResultCode MirrorMemory(VAddr dst_addr, VAddr src_addr, u64 size);
ResultCode MirrorMemory(VAddr dst_addr, VAddr src_addr, u64 size,
MemoryState state = MemoryState::Mapped);
ResultCode UnmapMemory(VAddr dst_addr, VAddr src_addr, u64 size);

6
src/core/hle/kernel/vm_manager.cpp
View file

@ -298,7 +298,7 @@ ResultCode VMManager::HeapFree(VAddr target, u64 size) {
return RESULT_SUCCESS;
}
ResultCode VMManager::MirrorMemory(VAddr dst_addr, VAddr src_addr, u64 size) {
ResultCode VMManager::MirrorMemory(VAddr dst_addr, VAddr src_addr, u64 size, MemoryState state) {
const auto vma = FindVMA(src_addr);
ASSERT_MSG(vma != vma_map.end(), "Invalid memory address");
@ -312,8 +312,8 @@ ResultCode VMManager::MirrorMemory(VAddr dst_addr, VAddr src_addr, u64 size) {
const std::shared_ptr<std::vector<u8>>& backing_block = vma->second.backing_block;
const std::size_t backing_block_offset = vma->second.offset + vma_offset;
CASCADE_RESULT(auto new_vma, MapMemoryBlock(dst_addr, backing_block, backing_block_offset, size,
MemoryState::Mapped));
CASCADE_RESULT(auto new_vma,
MapMemoryBlock(dst_addr, backing_block, backing_block_offset, size, state));
// Protect mirror with permissions from old region
Reprotect(new_vma, vma->second.permissions);
// Remove permissions from old region

3
src/core/hle/kernel/vm_manager.h
View file

@ -189,7 +189,8 @@ public:
ResultVal<VAddr> HeapAllocate(VAddr target, u64 size, VMAPermission perms);
ResultCode HeapFree(VAddr target, u64 size);
ResultCode MirrorMemory(VAddr dst_addr, VAddr src_addr, u64 size);
ResultCode MirrorMemory(VAddr dst_addr, VAddr src_addr, u64 size,
MemoryState state = MemoryState::Mapped);
/**
* Scans all VMAs and updates the page table range of any that use the given vector as backing