mirror of
https://github.com/yuzu-emu/yuzu.git
synced 2024-08-23 19:17:18 +02:00
Merge pull request #232 from bunnei/heap-fixes
Various heap fixes for libtransistor
This commit is contained in:
commit
e7ba2a4447
@ -39,8 +39,12 @@ public:
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Run(1);
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}
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/// Maps a backing memory region for the CPU
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virtual void MapBackingMemory(VAddr address, size_t size, u8* memory,
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Kernel::VMAPermission perms) {}
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Kernel::VMAPermission perms) = 0;
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/// Unmaps a region of memory that was previously mapped using MapBackingMemory
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virtual void UnmapMemory(VAddr address, size_t size) = 0;
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/// Clear all instruction cache
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virtual void ClearInstructionCache() = 0;
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@ -136,6 +136,10 @@ void ARM_Dynarmic::MapBackingMemory(u64 address, size_t size, u8* memory,
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inner_unicorn.MapBackingMemory(address, size, memory, perms);
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}
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void ARM_Dynarmic::UnmapMemory(u64 address, size_t size) {
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inner_unicorn.UnmapMemory(address, size);
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}
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void ARM_Dynarmic::SetPC(u64 pc) {
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jit->SetPC(pc);
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}
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@ -19,7 +19,7 @@ public:
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void MapBackingMemory(VAddr address, size_t size, u8* memory,
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Kernel::VMAPermission perms) override;
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void UnmapMemory(u64 address, size_t size) override;
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void SetPC(u64 pc) override;
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u64 GetPC() const override;
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u64 GetReg(int index) const override;
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@ -77,6 +77,10 @@ void ARM_Unicorn::MapBackingMemory(VAddr address, size_t size, u8* memory,
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CHECKED(uc_mem_map_ptr(uc, address, size, static_cast<u32>(perms), memory));
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}
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void ARM_Unicorn::UnmapMemory(VAddr address, size_t size) {
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CHECKED(uc_mem_unmap(uc, address, size));
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}
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void ARM_Unicorn::SetPC(u64 pc) {
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CHECKED(uc_reg_write(uc, UC_ARM64_REG_PC, &pc));
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}
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@ -14,6 +14,7 @@ public:
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~ARM_Unicorn();
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void MapBackingMemory(VAddr address, size_t size, u8* memory,
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Kernel::VMAPermission perms) override;
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void UnmapMemory(VAddr address, size_t size) override;
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void SetPC(u64 pc) override;
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u64 GetPC() const override;
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u64 GetReg(int index) const override;
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@ -33,10 +33,6 @@ enum class HandleType : u32 {
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ServerSession,
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};
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enum {
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DEFAULT_STACK_SIZE = 0x10000,
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};
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enum class ResetType {
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OneShot,
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Sticky,
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@ -117,11 +117,12 @@ void Process::ParseKernelCaps(const u32* kernel_caps, size_t len) {
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}
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void Process::Run(VAddr entry_point, s32 main_thread_priority, u32 stack_size) {
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// Allocate and map stack
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// Allocate and map the main thread stack
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// TODO(bunnei): This is heap area that should be allocated by the kernel and not mapped as part
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// of the user address space.
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vm_manager
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.MapMemoryBlock(Memory::HEAP_VADDR_END - stack_size,
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std::make_shared<std::vector<u8>>(stack_size, 0), 0, stack_size,
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MemoryState::Heap)
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.MapMemoryBlock(Memory::STACK_VADDR, std::make_shared<std::vector<u8>>(stack_size, 0), 0,
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stack_size, MemoryState::Mapped)
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.Unwrap();
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misc_memory_used += stack_size;
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memory_region->used += stack_size;
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@ -153,9 +154,9 @@ void Process::LoadModule(SharedPtr<CodeSet> module_, VAddr base_addr) {
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};
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// Map CodeSet segments
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MapSegment(module_->code, VMAPermission::ReadExecute, MemoryState::Code);
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MapSegment(module_->rodata, VMAPermission::Read, MemoryState::Static);
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MapSegment(module_->data, VMAPermission::ReadWrite, MemoryState::Static);
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MapSegment(module_->code, VMAPermission::ReadExecute, MemoryState::CodeStatic);
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MapSegment(module_->rodata, VMAPermission::Read, MemoryState::CodeMutable);
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MapSegment(module_->data, VMAPermission::ReadWrite, MemoryState::CodeMutable);
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}
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VAddr Process::GetLinearHeapAreaAddress() const {
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@ -182,6 +183,8 @@ ResultVal<VAddr> Process::HeapAllocate(VAddr target, u64 size, VMAPermission per
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// Initialize heap
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heap_memory = std::make_shared<std::vector<u8>>();
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heap_start = heap_end = target;
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} else {
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vm_manager.UnmapRange(heap_start, heap_end - heap_start);
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}
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// If necessary, expand backing vector to cover new heap extents.
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@ -201,7 +204,7 @@ ResultVal<VAddr> Process::HeapAllocate(VAddr target, u64 size, VMAPermission per
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size, MemoryState::Heap));
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vm_manager.Reprotect(vma, perms);
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heap_used += size;
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heap_used = size;
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memory_region->used += size;
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return MakeResult<VAddr>(heap_end - size);
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@ -288,7 +291,7 @@ ResultCode Process::MirrorMemory(VAddr dst_addr, VAddr src_addr, u64 size) {
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CASCADE_RESULT(auto new_vma,
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vm_manager.MapMemoryBlock(dst_addr, backing_block, backing_block_offset, size,
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vma->second.meminfo_state));
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MemoryState::Mapped));
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// Protect mirror with permissions from old region
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vm_manager.Reprotect(new_vma, vma->second.permissions);
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// Remove permissions from old region
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@ -317,13 +317,13 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id)
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*result = Core::CurrentProcess()->allowed_thread_priority_mask;
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break;
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case GetInfoType::MapRegionBaseAddr:
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*result = vm_manager.GetMapRegionBaseAddr();
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*result = Memory::MAP_REGION_VADDR;
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break;
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case GetInfoType::MapRegionSize:
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*result = vm_manager.GetAddressSpaceSize();
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*result = Memory::MAP_REGION_SIZE;
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break;
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case GetInfoType::HeapRegionBaseAddr:
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*result = vm_manager.GetNewMapRegionBaseAddr() + vm_manager.GetNewMapRegionSize();
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*result = Memory::HEAP_VADDR;
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break;
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case GetInfoType::HeapRegionSize:
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*result = Memory::HEAP_SIZE;
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@ -347,10 +347,10 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id)
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*result = vm_manager.GetAddressSpaceSize();
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break;
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case GetInfoType::NewMapRegionBaseAddr:
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*result = vm_manager.GetNewMapRegionBaseAddr();
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*result = Memory::NEW_MAP_REGION_VADDR;
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break;
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case GetInfoType::NewMapRegionSize:
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*result = vm_manager.GetNewMapRegionSize();
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*result = Memory::NEW_MAP_REGION_SIZE;
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break;
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case GetInfoType::IsVirtualAddressMemoryEnabled:
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*result = Core::CurrentProcess()->is_virtual_address_memory_enabled;
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@ -468,7 +468,7 @@ static ResultCode QueryProcessMemory(MemoryInfo* memory_info, PageInfo* /*page_i
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memory_info->base_address = 0;
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memory_info->permission = static_cast<u32>(VMAPermission::None);
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memory_info->size = 0;
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memory_info->type = static_cast<u32>(MemoryState::Free);
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memory_info->type = static_cast<u32>(MemoryState::Unmapped);
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} else {
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memory_info->base_address = vma->second.base;
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memory_info->permission = static_cast<u32>(vma->second.permissions);
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@ -314,7 +314,7 @@ ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point,
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// TODO(Subv): Find the correct MemoryState for this region.
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vm_manager.MapMemoryBlock(Memory::TLS_AREA_VADDR + available_page * Memory::PAGE_SIZE,
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linheap_memory, offset, Memory::PAGE_SIZE,
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MemoryState::ThreadLocalStorage);
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MemoryState::ThreadLocal);
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}
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// Mark the slot as used
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@ -357,7 +357,7 @@ SharedPtr<Thread> SetupMainThread(VAddr entry_point, u32 priority,
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// Initialize new "main" thread
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auto thread_res = Thread::Create("main", entry_point, priority, 0, THREADPROCESSORID_0,
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Memory::HEAP_VADDR_END, owner_process);
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Memory::STACK_VADDR_END, owner_process);
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SharedPtr<Thread> thread = std::move(thread_res).Unwrap();
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@ -18,8 +18,26 @@ namespace Kernel {
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static const char* GetMemoryStateName(MemoryState state) {
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static const char* names[] = {
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"Free", "Reserved", "IO", "Static", "Code", "Private",
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"Shared", "Continuous", "Aliased", "Alias", "AliasCode", "Locked",
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"Unmapped",
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"Io",
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"Normal",
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"CodeStatic",
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"CodeMutable",
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"Heap",
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"Shared",
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"Unknown1"
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"ModuleCodeStatic",
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"ModuleCodeMutable",
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"IpcBuffer0",
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"Mapped",
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"ThreadLocal",
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"TransferMemoryIsolated",
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"TransferMemory",
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"ProcessMemory",
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"Unknown2"
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"IpcBuffer1",
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"IpcBuffer3",
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"KernelStack",
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};
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return names[(int)state];
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@ -142,7 +160,7 @@ VMManager::VMAIter VMManager::Unmap(VMAIter vma_handle) {
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VirtualMemoryArea& vma = vma_handle->second;
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vma.type = VMAType::Free;
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vma.permissions = VMAPermission::None;
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vma.meminfo_state = MemoryState::Free;
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vma.meminfo_state = MemoryState::Unmapped;
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vma.backing_block = nullptr;
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vma.offset = 0;
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@ -166,6 +184,9 @@ ResultCode VMManager::UnmapRange(VAddr target, u64 size) {
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}
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ASSERT(FindVMA(target)->second.size >= size);
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Core::CPU().UnmapMemory(target, size);
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return RESULT_SUCCESS;
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}
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@ -377,19 +398,4 @@ u64 VMManager::GetAddressSpaceSize() {
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return MAX_ADDRESS;
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}
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VAddr VMManager::GetMapRegionBaseAddr() {
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LOG_WARNING(Kernel, "(STUBBED) called");
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return Memory::HEAP_VADDR;
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}
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VAddr VMManager::GetNewMapRegionBaseAddr() {
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LOG_WARNING(Kernel, "(STUBBED) called");
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return 0x8000000;
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}
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u64 VMManager::GetNewMapRegionSize() {
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LOG_WARNING(Kernel, "(STUBBED) called");
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return 0x8000000;
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}
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} // namespace Kernel
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@ -41,15 +41,24 @@ enum class VMAPermission : u8 {
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/// Set of values returned in MemoryInfo.state by svcQueryMemory.
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enum class MemoryState : u32 {
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Free = 0,
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IO = 1,
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Normal = 2,
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Code = 3,
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Static = 4,
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Heap = 5,
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Shared = 6,
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Mapped = 6,
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ThreadLocalStorage = 12,
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Unmapped = 0x0,
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Io = 0x1,
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Normal = 0x2,
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CodeStatic = 0x3,
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CodeMutable = 0x4,
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Heap = 0x5,
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Shared = 0x6,
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ModuleCodeStatic = 0x8,
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ModuleCodeMutable = 0x9,
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IpcBuffer0 = 0xA,
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Mapped = 0xB,
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ThreadLocal = 0xC,
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TransferMemoryIsolated = 0xD,
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TransferMemory = 0xE,
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ProcessMemory = 0xF,
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IpcBuffer1 = 0x11,
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IpcBuffer3 = 0x12,
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KernelStack = 0x13,
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};
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/**
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@ -66,7 +75,7 @@ struct VirtualMemoryArea {
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VMAType type = VMAType::Free;
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VMAPermission permissions = VMAPermission::None;
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/// Tag returned by svcQueryMemory. Not otherwise used.
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MemoryState meminfo_state = MemoryState::Free;
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MemoryState meminfo_state = MemoryState::Unmapped;
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// Settings for type = AllocatedMemoryBlock
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/// Memory block backing this VMA.
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@ -192,15 +201,6 @@ public:
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/// Gets the total address space address size, used by svcGetInfo
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u64 GetAddressSpaceSize();
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/// Gets the map region base address, used by svcGetInfo
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VAddr GetMapRegionBaseAddr();
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/// Gets the base address for a new memory region, used by svcGetInfo
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VAddr GetNewMapRegionBaseAddr();
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/// Gets the size for a new memory region, used by svcGetInfo
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u64 GetNewMapRegionSize();
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/// Each VMManager has its own page table, which is set as the main one when the owning process
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/// is scheduled.
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Memory::PageTable page_table;
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@ -414,7 +414,7 @@ ResultStatus AppLoader_ELF::Load(Kernel::SharedPtr<Kernel::Process>& process) {
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process->resource_limit =
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Kernel::ResourceLimit::GetForCategory(Kernel::ResourceLimitCategory::APPLICATION);
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process->Run(codeset->entrypoint, 48, Kernel::DEFAULT_STACK_SIZE);
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process->Run(codeset->entrypoint, 48, Memory::STACK_SIZE);
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is_loaded = true;
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return ResultStatus::Success;
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@ -137,7 +137,7 @@ ResultStatus AppLoader_NRO::Load(Kernel::SharedPtr<Kernel::Process>& process) {
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process->address_mappings = default_address_mappings;
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process->resource_limit =
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Kernel::ResourceLimit::GetForCategory(Kernel::ResourceLimitCategory::APPLICATION);
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process->Run(base_addr, 48, Kernel::DEFAULT_STACK_SIZE);
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process->Run(base_addr, 48, Memory::STACK_SIZE);
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is_loaded = true;
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return ResultStatus::Success;
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@ -165,7 +165,7 @@ ResultStatus AppLoader_NSO::Load(Kernel::SharedPtr<Kernel::Process>& process) {
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process->address_mappings = default_address_mappings;
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process->resource_limit =
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Kernel::ResourceLimit::GetForCategory(Kernel::ResourceLimitCategory::APPLICATION);
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process->Run(Memory::PROCESS_IMAGE_VADDR, 48, Kernel::DEFAULT_STACK_SIZE);
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process->Run(Memory::PROCESS_IMAGE_VADDR, 48, Memory::STACK_SIZE);
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is_loaded = true;
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return ResultStatus::Success;
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@ -129,21 +129,6 @@ enum : VAddr {
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PROCESS_IMAGE_MAX_SIZE = 0x08000000,
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PROCESS_IMAGE_VADDR_END = PROCESS_IMAGE_VADDR + PROCESS_IMAGE_MAX_SIZE,
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/// Area where IPC buffers are mapped onto.
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IPC_MAPPING_VADDR = 0x04000000,
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IPC_MAPPING_SIZE = 0x04000000,
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IPC_MAPPING_VADDR_END = IPC_MAPPING_VADDR + IPC_MAPPING_SIZE,
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/// Application heap (includes stack).
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HEAP_VADDR = 0x108000000,
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HEAP_SIZE = 0xF0000000,
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HEAP_VADDR_END = HEAP_VADDR + HEAP_SIZE,
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/// Area where shared memory buffers are mapped onto.
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SHARED_MEMORY_VADDR = 0x10000000,
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SHARED_MEMORY_SIZE = 0x04000000,
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SHARED_MEMORY_VADDR_END = SHARED_MEMORY_VADDR + SHARED_MEMORY_SIZE,
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/// Maps 1:1 to an offset in FCRAM. Used for HW allocations that need to be linear in physical
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/// memory.
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LINEAR_HEAP_VADDR = 0x14000000,
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@ -176,14 +161,39 @@ enum : VAddr {
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SHARED_PAGE_SIZE = 0x00001000,
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SHARED_PAGE_VADDR_END = SHARED_PAGE_VADDR + SHARED_PAGE_SIZE,
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/// Area where TLS (Thread-Local Storage) buffers are allocated.
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TLS_AREA_VADDR = 0x228000000,
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TLS_ENTRY_SIZE = 0x200,
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/// Equivalent to LINEAR_HEAP_VADDR, but expanded to cover the extra memory in the New 3DS.
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NEW_LINEAR_HEAP_VADDR = 0x30000000,
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NEW_LINEAR_HEAP_SIZE = 0x10000000,
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NEW_LINEAR_HEAP_VADDR_END = NEW_LINEAR_HEAP_VADDR + NEW_LINEAR_HEAP_SIZE,
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/// Area where TLS (Thread-Local Storage) buffers are allocated.
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TLS_AREA_VADDR = NEW_LINEAR_HEAP_VADDR_END,
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TLS_ENTRY_SIZE = 0x200,
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TLS_AREA_SIZE = 0x10000000,
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TLS_ADREA_VADDR_END = TLS_AREA_VADDR + TLS_AREA_SIZE,
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/// Application stack
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STACK_VADDR = TLS_ADREA_VADDR_END,
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STACK_SIZE = 0x10000,
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STACK_VADDR_END = STACK_VADDR + STACK_SIZE,
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/// Application heap
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/// Size is confirmed to be a static value on fw 3.0.0
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HEAP_VADDR = 0x108000000,
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HEAP_SIZE = 0x180000000,
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HEAP_VADDR_END = HEAP_VADDR + HEAP_SIZE,
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/// New map region
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/// Size is confirmed to be a static value on fw 3.0.0
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NEW_MAP_REGION_VADDR = HEAP_VADDR_END,
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NEW_MAP_REGION_SIZE = 0x80000000,
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NEW_MAP_REGION_VADDR_END = NEW_MAP_REGION_VADDR + NEW_MAP_REGION_SIZE,
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/// Map region
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/// Size is confirmed to be a static value on fw 3.0.0
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MAP_REGION_VADDR = NEW_MAP_REGION_VADDR_END,
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MAP_REGION_SIZE = 0x1000000000,
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MAP_REGION_VADDR_END = MAP_REGION_VADDR + MAP_REGION_SIZE,
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};
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/// Currently active page table
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