mirror of
https://github.com/yuzu-emu/yuzu.git
synced 2024-08-20 11:03:23 +02:00
memory_manager: Bug fixes and further cleanup.
This commit is contained in:
parent
3ae0de9b53
commit
72837e4b3d
@ -40,7 +40,7 @@ GPUVAddr MemoryManager::AllocateSpace(GPUVAddr gpu_addr, u64 size, u64 align) {
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return gpu_addr;
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return gpu_addr;
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}
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}
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GPUVAddr MemoryManager::MapBufferEx(GPUVAddr cpu_addr, u64 size) {
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GPUVAddr MemoryManager::MapBufferEx(VAddr cpu_addr, u64 size) {
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const GPUVAddr gpu_addr{
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const GPUVAddr gpu_addr{
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FindFreeRegion(address_space_base, size, page_size, VirtualMemoryArea::Type::Unmapped)};
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FindFreeRegion(address_space_base, size, page_size, VirtualMemoryArea::Type::Unmapped)};
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MapBackingMemory(gpu_addr, Memory::GetPointer(cpu_addr), ((size + page_mask) & ~page_mask),
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MapBackingMemory(gpu_addr, Memory::GetPointer(cpu_addr), ((size + page_mask) & ~page_mask),
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@ -48,7 +48,7 @@ GPUVAddr MemoryManager::MapBufferEx(GPUVAddr cpu_addr, u64 size) {
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return gpu_addr;
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return gpu_addr;
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}
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}
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GPUVAddr MemoryManager::MapBufferEx(GPUVAddr cpu_addr, GPUVAddr gpu_addr, u64 size) {
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GPUVAddr MemoryManager::MapBufferEx(VAddr cpu_addr, GPUVAddr gpu_addr, u64 size) {
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ASSERT((gpu_addr & page_mask) == 0);
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ASSERT((gpu_addr & page_mask) == 0);
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MapBackingMemory(gpu_addr, Memory::GetPointer(cpu_addr), ((size + page_mask) & ~page_mask),
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MapBackingMemory(gpu_addr, Memory::GetPointer(cpu_addr), ((size + page_mask) & ~page_mask),
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@ -74,20 +74,20 @@ GPUVAddr MemoryManager::FindFreeRegion(GPUVAddr region_start, u64 size, u64 alig
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align = (align + page_mask) & ~page_mask;
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align = (align + page_mask) & ~page_mask;
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// Find the first Free VMA.
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// Find the first Free VMA.
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const GPUVAddr base = region_start;
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const VMAHandle vma_handle{std::find_if(vma_map.begin(), vma_map.end(), [&](const auto& vma) {
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const VMAHandle vma_handle = std::find_if(vma_map.begin(), vma_map.end(), [&](const auto& vma) {
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if (vma.second.type != vma_type) {
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if (vma.second.type != vma_type)
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return false;
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return false;
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}
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const VAddr vma_end = vma.second.base + vma.second.size;
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const VAddr vma_end{vma.second.base + vma.second.size};
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return vma_end > base && vma_end >= base + size;
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return vma_end > region_start && vma_end >= region_start + size;
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});
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})};
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if (vma_handle == vma_map.end()) {
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if (vma_handle == vma_map.end()) {
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return {};
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return {};
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}
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}
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return std::max(base, vma_handle->second.base);
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return std::max(region_start, vma_handle->second.base);
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}
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}
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bool MemoryManager::IsAddressValid(GPUVAddr addr) const {
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bool MemoryManager::IsAddressValid(GPUVAddr addr) const {
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@ -99,7 +99,7 @@ std::optional<VAddr> MemoryManager::GpuToCpuAddress(GPUVAddr addr) {
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return {};
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return {};
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}
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}
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VAddr cpu_addr = page_table.backing_addr[addr >> page_bits];
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VAddr cpu_addr{page_table.backing_addr[addr >> page_bits]};
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if (cpu_addr) {
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if (cpu_addr) {
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return cpu_addr + (addr & page_mask);
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return cpu_addr + (addr & page_mask);
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}
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}
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@ -113,7 +113,7 @@ T MemoryManager::Read(GPUVAddr addr) {
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return {};
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return {};
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}
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}
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const u8* page_pointer = page_table.pointers[addr >> page_bits];
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const u8* page_pointer{page_table.pointers[addr >> page_bits]};
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if (page_pointer) {
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if (page_pointer) {
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// NOTE: Avoid adding any extra logic to this fast-path block
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// NOTE: Avoid adding any extra logic to this fast-path block
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T value;
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T value;
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@ -121,8 +121,7 @@ T MemoryManager::Read(GPUVAddr addr) {
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return value;
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return value;
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}
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}
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Common::PageType type = page_table.attributes[addr >> page_bits];
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switch (page_table.attributes[addr >> page_bits]) {
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switch (type) {
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case Common::PageType::Unmapped:
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case Common::PageType::Unmapped:
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LOG_ERROR(HW_GPU, "Unmapped Read{} @ 0x{:08X}", sizeof(T) * 8, addr);
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LOG_ERROR(HW_GPU, "Unmapped Read{} @ 0x{:08X}", sizeof(T) * 8, addr);
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return 0;
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return 0;
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@ -141,15 +140,14 @@ void MemoryManager::Write(GPUVAddr addr, T data) {
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return;
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return;
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}
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}
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u8* page_pointer = page_table.pointers[addr >> page_bits];
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u8* page_pointer{page_table.pointers[addr >> page_bits]};
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if (page_pointer) {
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if (page_pointer) {
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// NOTE: Avoid adding any extra logic to this fast-path block
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// NOTE: Avoid adding any extra logic to this fast-path block
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std::memcpy(&page_pointer[addr & page_mask], &data, sizeof(T));
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std::memcpy(&page_pointer[addr & page_mask], &data, sizeof(T));
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return;
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return;
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}
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}
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Common::PageType type = page_table.attributes[addr >> page_bits];
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switch (page_table.attributes[addr >> page_bits]) {
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switch (type) {
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case Common::PageType::Unmapped:
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case Common::PageType::Unmapped:
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LOG_ERROR(HW_GPU, "Unmapped Write{} 0x{:08X} @ 0x{:016X}", sizeof(data) * 8,
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LOG_ERROR(HW_GPU, "Unmapped Write{} 0x{:08X} @ 0x{:016X}", sizeof(data) * 8,
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static_cast<u32>(data), addr);
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static_cast<u32>(data), addr);
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@ -176,7 +174,7 @@ u8* MemoryManager::GetPointer(GPUVAddr addr) {
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return {};
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return {};
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}
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}
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u8* page_pointer = page_table.pointers[addr >> page_bits];
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u8* page_pointer{page_table.pointers[addr >> page_bits]};
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if (page_pointer) {
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if (page_pointer) {
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return page_pointer + (addr & page_mask);
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return page_pointer + (addr & page_mask);
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}
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}
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@ -201,7 +199,7 @@ void MemoryManager::MapPages(GPUVAddr base, u64 size, u8* memory, Common::PageTy
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LOG_DEBUG(HW_GPU, "Mapping {} onto {:016X}-{:016X}", fmt::ptr(memory), base * page_size,
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LOG_DEBUG(HW_GPU, "Mapping {} onto {:016X}-{:016X}", fmt::ptr(memory), base * page_size,
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(base + size) * page_size);
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(base + size) * page_size);
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VAddr end = base + size;
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const VAddr end{base + size};
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ASSERT_MSG(end <= page_table.pointers.size(), "out of range mapping at {:016X}",
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ASSERT_MSG(end <= page_table.pointers.size(), "out of range mapping at {:016X}",
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base + page_table.pointers.size());
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base + page_table.pointers.size());
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@ -257,56 +255,58 @@ MemoryManager::VMAHandle MemoryManager::FindVMA(GPUVAddr target) const {
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}
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}
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}
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}
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MemoryManager::VMAIter MemoryManager::Allocate(VMAIter vma_handle) {
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VirtualMemoryArea& vma{vma_handle->second};
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vma.type = VirtualMemoryArea::Type::Allocated;
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vma.backing_addr = 0;
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vma.backing_memory = {};
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UpdatePageTableForVMA(vma);
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return MergeAdjacent(vma_handle);
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}
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MemoryManager::VMAHandle MemoryManager::AllocateMemory(GPUVAddr target, std::size_t offset,
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MemoryManager::VMAHandle MemoryManager::AllocateMemory(GPUVAddr target, std::size_t offset,
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u64 size) {
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u64 size) {
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// This is the appropriately sized VMA that will turn into our allocation.
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// This is the appropriately sized VMA that will turn into our allocation.
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VMAIter vma_handle = CarveVMA(target, size);
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VMAIter vma_handle{CarveVMA(target, size)};
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VirtualMemoryArea& final_vma = vma_handle->second;
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VirtualMemoryArea& vma{vma_handle->second};
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ASSERT(final_vma.size == size);
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final_vma.type = VirtualMemoryArea::Type::Allocated;
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ASSERT(vma.size == size);
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final_vma.offset = offset;
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UpdatePageTableForVMA(final_vma);
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return MergeAdjacent(vma_handle);
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vma.offset = offset;
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return Allocate(vma_handle);
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}
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}
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MemoryManager::VMAHandle MemoryManager::MapBackingMemory(GPUVAddr target, u8* memory, u64 size,
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MemoryManager::VMAHandle MemoryManager::MapBackingMemory(GPUVAddr target, u8* memory, u64 size,
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VAddr backing_addr) {
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VAddr backing_addr) {
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// This is the appropriately sized VMA that will turn into our allocation.
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// This is the appropriately sized VMA that will turn into our allocation.
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VMAIter vma_handle = CarveVMA(target, size);
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VMAIter vma_handle{CarveVMA(target, size)};
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VirtualMemoryArea& final_vma = vma_handle->second;
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VirtualMemoryArea& vma{vma_handle->second};
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ASSERT(final_vma.size == size);
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final_vma.type = VirtualMemoryArea::Type::Mapped;
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ASSERT(vma.size == size);
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final_vma.backing_memory = memory;
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final_vma.backing_addr = backing_addr;
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UpdatePageTableForVMA(final_vma);
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return MergeAdjacent(vma_handle);
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}
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MemoryManager::VMAIter MemoryManager::Unmap(VMAIter vma_handle) {
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VirtualMemoryArea& vma = vma_handle->second;
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vma.type = VirtualMemoryArea::Type::Allocated;
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vma.offset = 0;
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vma.backing_memory = nullptr;
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vma.type = VirtualMemoryArea::Type::Mapped;
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vma.backing_memory = memory;
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vma.backing_addr = backing_addr;
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UpdatePageTableForVMA(vma);
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UpdatePageTableForVMA(vma);
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return MergeAdjacent(vma_handle);
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return MergeAdjacent(vma_handle);
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}
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}
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void MemoryManager::UnmapRange(GPUVAddr target, u64 size) {
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void MemoryManager::UnmapRange(GPUVAddr target, u64 size) {
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VMAIter vma = CarveVMARange(target, size);
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VMAIter vma{CarveVMARange(target, size)};
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const VAddr target_end = target + size;
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const VAddr target_end{target + size};
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const VMAIter end{vma_map.end()};
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const VMAIter end = vma_map.end();
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// The comparison against the end of the range must be done using addresses since VMAs can be
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// The comparison against the end of the range must be done using addresses since VMAs can be
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// merged during this process, causing invalidation of the iterators.
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// merged during this process, causing invalidation of the iterators.
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while (vma != end && vma->second.base < target_end) {
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while (vma != end && vma->second.base < target_end) {
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vma = std::next(Unmap(vma));
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// Unmapped ranges return to allocated state and can be reused
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// This behavior is used by Super Mario Odyssey, Sonic Forces, and likely other games
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vma = std::next(Allocate(vma));
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}
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}
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ASSERT(FindVMA(target)->second.size >= size);
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ASSERT(FindVMA(target)->second.size >= size);
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@ -319,25 +319,26 @@ MemoryManager::VMAIter MemoryManager::StripIterConstness(const VMAHandle& iter)
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}
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}
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MemoryManager::VMAIter MemoryManager::CarveVMA(GPUVAddr base, u64 size) {
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MemoryManager::VMAIter MemoryManager::CarveVMA(GPUVAddr base, u64 size) {
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ASSERT_MSG((size & Tegra::MemoryManager::page_mask) == 0, "non-page aligned size: 0x{:016X}",
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ASSERT_MSG((size & page_mask) == 0, "non-page aligned size: 0x{:016X}", size);
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size);
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ASSERT_MSG((base & page_mask) == 0, "non-page aligned base: 0x{:016X}", base);
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ASSERT_MSG((base & Tegra::MemoryManager::page_mask) == 0, "non-page aligned base: 0x{:016X}",
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base);
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VMAIter vma_handle = StripIterConstness(FindVMA(base));
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VMAIter vma_handle{StripIterConstness(FindVMA(base))};
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if (vma_handle == vma_map.end()) {
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if (vma_handle == vma_map.end()) {
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// Target address is outside the range managed by the kernel
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// Target address is outside the managed range
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return {};
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return {};
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}
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}
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const VirtualMemoryArea& vma = vma_handle->second;
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const VirtualMemoryArea& vma{vma_handle->second};
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if (vma.type == VirtualMemoryArea::Type::Mapped) {
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if (vma.type == VirtualMemoryArea::Type::Mapped) {
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// Region is already allocated
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// Region is already allocated
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return {};
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return {};
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}
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}
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const VAddr start_in_vma = base - vma.base;
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const VAddr start_in_vma{base - vma.base};
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const VAddr end_in_vma = start_in_vma + size;
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const VAddr end_in_vma{start_in_vma + size};
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ASSERT_MSG(end_in_vma <= vma.size, "region size 0x{:016X} is less than required size 0x{:016X}",
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vma.size, end_in_vma);
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if (end_in_vma < vma.size) {
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if (end_in_vma < vma.size) {
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// Split VMA at the end of the allocated region
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// Split VMA at the end of the allocated region
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@ -352,17 +353,15 @@ MemoryManager::VMAIter MemoryManager::CarveVMA(GPUVAddr base, u64 size) {
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}
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}
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MemoryManager::VMAIter MemoryManager::CarveVMARange(GPUVAddr target, u64 size) {
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MemoryManager::VMAIter MemoryManager::CarveVMARange(GPUVAddr target, u64 size) {
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ASSERT_MSG((size & Tegra::MemoryManager::page_mask) == 0, "non-page aligned size: 0x{:016X}",
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ASSERT_MSG((size & page_mask) == 0, "non-page aligned size: 0x{:016X}", size);
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size);
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ASSERT_MSG((target & page_mask) == 0, "non-page aligned base: 0x{:016X}", target);
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ASSERT_MSG((target & Tegra::MemoryManager::page_mask) == 0, "non-page aligned base: 0x{:016X}",
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target);
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const VAddr target_end = target + size;
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const VAddr target_end{target + size};
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ASSERT(target_end >= target);
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ASSERT(target_end >= target);
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ASSERT(size > 0);
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ASSERT(size > 0);
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VMAIter begin_vma = StripIterConstness(FindVMA(target));
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VMAIter begin_vma{StripIterConstness(FindVMA(target))};
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const VMAIter i_end = vma_map.lower_bound(target_end);
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const VMAIter i_end{vma_map.lower_bound(target_end)};
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if (std::any_of(begin_vma, i_end, [](const auto& entry) {
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if (std::any_of(begin_vma, i_end, [](const auto& entry) {
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return entry.second.type == VirtualMemoryArea::Type::Unmapped;
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return entry.second.type == VirtualMemoryArea::Type::Unmapped;
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})) {
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})) {
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@ -373,7 +372,7 @@ MemoryManager::VMAIter MemoryManager::CarveVMARange(GPUVAddr target, u64 size) {
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begin_vma = SplitVMA(begin_vma, target - begin_vma->second.base);
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begin_vma = SplitVMA(begin_vma, target - begin_vma->second.base);
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}
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}
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VMAIter end_vma = StripIterConstness(FindVMA(target_end));
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VMAIter end_vma{StripIterConstness(FindVMA(target_end))};
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if (end_vma != vma_map.end() && target_end != end_vma->second.base) {
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if (end_vma != vma_map.end() && target_end != end_vma->second.base) {
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end_vma = SplitVMA(end_vma, target_end - end_vma->second.base);
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end_vma = SplitVMA(end_vma, target_end - end_vma->second.base);
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}
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}
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@ -382,8 +381,8 @@ MemoryManager::VMAIter MemoryManager::CarveVMARange(GPUVAddr target, u64 size) {
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}
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}
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MemoryManager::VMAIter MemoryManager::SplitVMA(VMAIter vma_handle, u64 offset_in_vma) {
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MemoryManager::VMAIter MemoryManager::SplitVMA(VMAIter vma_handle, u64 offset_in_vma) {
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VirtualMemoryArea& old_vma = vma_handle->second;
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VirtualMemoryArea& old_vma{vma_handle->second};
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VirtualMemoryArea new_vma = old_vma; // Make a copy of the VMA
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VirtualMemoryArea new_vma{old_vma}; // Make a copy of the VMA
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// For now, don't allow no-op VMA splits (trying to split at a boundary) because it's probably
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// For now, don't allow no-op VMA splits (trying to split at a boundary) because it's probably
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// a bug. This restriction might be removed later.
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// a bug. This restriction might be removed later.
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@ -411,14 +410,14 @@ MemoryManager::VMAIter MemoryManager::SplitVMA(VMAIter vma_handle, u64 offset_in
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}
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}
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MemoryManager::VMAIter MemoryManager::MergeAdjacent(VMAIter iter) {
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MemoryManager::VMAIter MemoryManager::MergeAdjacent(VMAIter iter) {
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const VMAIter next_vma = std::next(iter);
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const VMAIter next_vma{std::next(iter)};
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if (next_vma != vma_map.end() && iter->second.CanBeMergedWith(next_vma->second)) {
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if (next_vma != vma_map.end() && iter->second.CanBeMergedWith(next_vma->second)) {
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iter->second.size += next_vma->second.size;
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iter->second.size += next_vma->second.size;
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vma_map.erase(next_vma);
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vma_map.erase(next_vma);
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}
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}
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if (iter != vma_map.begin()) {
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if (iter != vma_map.begin()) {
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VMAIter prev_vma = std::prev(iter);
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VMAIter prev_vma{std::prev(iter)};
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||||||
if (prev_vma->second.CanBeMergedWith(iter->second)) {
|
if (prev_vma->second.CanBeMergedWith(iter->second)) {
|
||||||
prev_vma->second.size += iter->second.size;
|
prev_vma->second.size += iter->second.size;
|
||||||
vma_map.erase(iter);
|
vma_map.erase(iter);
|
||||||
|
@ -47,8 +47,8 @@ public:
|
|||||||
|
|
||||||
GPUVAddr AllocateSpace(u64 size, u64 align);
|
GPUVAddr AllocateSpace(u64 size, u64 align);
|
||||||
GPUVAddr AllocateSpace(GPUVAddr addr, u64 size, u64 align);
|
GPUVAddr AllocateSpace(GPUVAddr addr, u64 size, u64 align);
|
||||||
GPUVAddr MapBufferEx(GPUVAddr cpu_addr, u64 size);
|
GPUVAddr MapBufferEx(VAddr cpu_addr, u64 size);
|
||||||
GPUVAddr MapBufferEx(GPUVAddr cpu_addr, GPUVAddr addr, u64 size);
|
GPUVAddr MapBufferEx(VAddr cpu_addr, GPUVAddr addr, u64 size);
|
||||||
GPUVAddr UnmapBuffer(GPUVAddr addr, u64 size);
|
GPUVAddr UnmapBuffer(GPUVAddr addr, u64 size);
|
||||||
std::optional<VAddr> GpuToCpuAddress(GPUVAddr addr);
|
std::optional<VAddr> GpuToCpuAddress(GPUVAddr addr);
|
||||||
|
|
||||||
@ -96,8 +96,8 @@ private:
|
|||||||
/// Converts a VMAHandle to a mutable VMAIter.
|
/// Converts a VMAHandle to a mutable VMAIter.
|
||||||
VMAIter StripIterConstness(const VMAHandle& iter);
|
VMAIter StripIterConstness(const VMAHandle& iter);
|
||||||
|
|
||||||
/// Unmaps the given VMA.
|
/// Marks as the specfied VMA as allocated.
|
||||||
VMAIter Unmap(VMAIter vma);
|
VMAIter Allocate(VMAIter vma);
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Carves a VMA of a specific size at the specified address by splitting Free VMAs while doing
|
* Carves a VMA of a specific size at the specified address by splitting Free VMAs while doing
|
||||||
@ -135,11 +135,11 @@ private:
|
|||||||
static constexpr u64 page_mask{page_size - 1};
|
static constexpr u64 page_mask{page_size - 1};
|
||||||
|
|
||||||
/// Address space in bits, this is fairly arbitrary but sufficiently large.
|
/// Address space in bits, this is fairly arbitrary but sufficiently large.
|
||||||
static constexpr u32 address_space_width = 39;
|
static constexpr u32 address_space_width{39};
|
||||||
/// Start address for mapping, this is fairly arbitrary but must be non-zero.
|
/// Start address for mapping, this is fairly arbitrary but must be non-zero.
|
||||||
static constexpr GPUVAddr address_space_base = 0x100000;
|
static constexpr GPUVAddr address_space_base{0x100000};
|
||||||
/// End of address space, based on address space in bits.
|
/// End of address space, based on address space in bits.
|
||||||
static constexpr GPUVAddr address_space_end = 1ULL << address_space_width;
|
static constexpr GPUVAddr address_space_end{1ULL << address_space_width};
|
||||||
|
|
||||||
Common::PageTable page_table{page_bits};
|
Common::PageTable page_table{page_bits};
|
||||||
VMAMap vma_map;
|
VMAMap vma_map;
|
||||||
|
Loading…
Reference in New Issue
Block a user