diff options
Diffstat (limited to 'src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp')
| -rw-r--r-- | src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp | 460 |
1 files changed, 302 insertions, 158 deletions
diff --git a/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp b/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp index 5c70c9a57..344ddfc90 100644 --- a/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp +++ b/src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp @@ -6,6 +6,7 @@ #include <cstring> #include <utility> +#include "common/alignment.h" #include "common/assert.h" #include "common/logging/log.h" #include "core/core.h" @@ -21,8 +22,8 @@ namespace Service::Nvidia::Devices { nvhost_as_gpu::nvhost_as_gpu(Core::System& system_, Module& module_, NvCore::Container& core) - : nvdevice{system_}, module{module_}, container{core}, nvmap{core.GetNvMapFile()}, - gmmu{std::make_shared<Tegra::MemoryManager>(system)} {} + : nvdevice{system_}, module{module_}, container{core}, nvmap{core.GetNvMapFile()}, vm{}, + gmmu{} {} nvhost_as_gpu::~nvhost_as_gpu() = default; NvResult nvhost_as_gpu::Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input, @@ -89,12 +90,49 @@ NvResult nvhost_as_gpu::AllocAsEx(const std::vector<u8>& input, std::vector<u8>& IoctlAllocAsEx params{}; std::memcpy(¶ms, input.data(), input.size()); - LOG_WARNING(Service_NVDRV, "(STUBBED) called, big_page_size=0x{:X}", params.big_page_size); - if (params.big_page_size == 0) { - params.big_page_size = DEFAULT_BIG_PAGE_SIZE; + LOG_DEBUG(Service_NVDRV, "called, big_page_size=0x{:X}", params.big_page_size); + + std::scoped_lock lock(mutex); + + if (vm.initialised) { + UNREACHABLE_MSG("Cannot initialise an address space twice!"); + return NvResult::InvalidState; } - big_page_size = params.big_page_size; + if (params.big_page_size) { + if (!std::has_single_bit(params.big_page_size)) { + LOG_ERROR(Service_NVDRV, "Non power-of-2 big page size: 0x{:X}!", params.big_page_size); + return NvResult::BadValue; + } + + if (!(params.big_page_size & VM::SUPPORTED_BIG_PAGE_SIZES)) { + LOG_ERROR(Service_NVDRV, "Unsupported big page size: 0x{:X}!", params.big_page_size); + return NvResult::BadValue; + } + + vm.big_page_size = params.big_page_size; + vm.big_page_size_bits = static_cast<u32>(std::countr_zero(params.big_page_size)); + + vm.va_range_start = params.big_page_size << VM::VA_START_SHIFT; + } + + // If this is unspecified then default values should be used + if (params.va_range_start) { + vm.va_range_start = params.va_range_start; + vm.va_range_split = params.va_range_split; + vm.va_range_end = params.va_range_end; + } + + const u64 start_pages{vm.va_range_start >> VM::PAGE_SIZE_BITS}; + const u64 end_pages{vm.va_range_split >> VM::PAGE_SIZE_BITS}; + vm.small_page_allocator = std::make_shared<VM::Allocator>(start_pages, end_pages); + + const u64 start_big_pages{vm.va_range_split >> vm.big_page_size_bits}; + const u64 end_big_pages{(vm.va_range_end - vm.va_range_split) >> vm.big_page_size_bits}; + vm.big_page_allocator = std::make_unique<VM::Allocator>(start_big_pages, end_big_pages); + + gmmu = std::make_shared<Tegra::MemoryManager>(system, 40, VM::PAGE_SIZE_BITS); + vm.initialised = true; return NvResult::Success; } @@ -106,21 +144,73 @@ NvResult nvhost_as_gpu::AllocateSpace(const std::vector<u8>& input, std::vector< LOG_DEBUG(Service_NVDRV, "called, pages={:X}, page_size={:X}, flags={:X}", params.pages, params.page_size, params.flags); - const auto size{static_cast<u64>(params.pages) * static_cast<u64>(params.page_size)}; - if ((params.flags & AddressSpaceFlags::FixedOffset) != AddressSpaceFlags::None) { - params.offset = *(gmmu->AllocateFixed(params.offset, size)); + std::scoped_lock lock(mutex); + + if (!vm.initialised) { + return NvResult::BadValue; + } + + if (params.page_size != VM::YUZU_PAGESIZE && params.page_size != vm.big_page_size) { + return NvResult::BadValue; + } + + if (params.page_size != vm.big_page_size && + ((params.flags & MappingFlags::Sparse) != MappingFlags::None)) { + UNIMPLEMENTED_MSG("Sparse small pages are not implemented!"); + return NvResult::NotImplemented; + } + + const u32 page_size_bits{params.page_size == VM::YUZU_PAGESIZE ? VM::PAGE_SIZE_BITS + : vm.big_page_size_bits}; + + auto& allocator{params.page_size == VM::YUZU_PAGESIZE ? *vm.small_page_allocator + : *vm.big_page_allocator}; + + if ((params.flags & MappingFlags::Fixed) != MappingFlags::None) { + allocator.AllocateFixed(static_cast<u32>(params.offset >> page_size_bits), params.pages); } else { - params.offset = gmmu->Allocate(size, params.align); + params.offset = static_cast<u64>(allocator.Allocate(params.pages)) << page_size_bits; + if (!params.offset) { + UNREACHABLE_MSG("Failed to allocate free space in the GPU AS!"); + return NvResult::InsufficientMemory; + } } - auto result = NvResult::Success; - if (!params.offset) { - LOG_CRITICAL(Service_NVDRV, "allocation failed for size {}", size); - result = NvResult::InsufficientMemory; + u64 size{static_cast<u64>(params.pages) * params.page_size}; + + if ((params.flags & MappingFlags::Sparse) != MappingFlags::None) { + gmmu->MapSparse(params.offset, size); } + allocation_map[params.offset] = { + .size = size, + .page_size = params.page_size, + .sparse = (params.flags & MappingFlags::Sparse) != MappingFlags::None, + }; + std::memcpy(output.data(), ¶ms, output.size()); - return result; + return NvResult::Success; +} + +void nvhost_as_gpu::FreeMappingLocked(u64 offset) { + auto mapping{mapping_map.at(offset)}; + + if (!mapping->fixed) { + auto& allocator{mapping->big_page ? *vm.big_page_allocator : *vm.small_page_allocator}; + u32 page_size_bits{mapping->big_page ? vm.big_page_size_bits : VM::PAGE_SIZE_BITS}; + + allocator.Free(static_cast<u32>(mapping->offset >> page_size_bits), + static_cast<u32>(mapping->size >> page_size_bits)); + } + + // Sparse mappings shouldn't be fully unmapped, just returned to their sparse state + // Only FreeSpace can unmap them fully + if (mapping->sparse_alloc) + gmmu->MapSparse(offset, mapping->size); + else + gmmu->Unmap(offset, mapping->size); + + mapping_map.erase(offset); } NvResult nvhost_as_gpu::FreeSpace(const std::vector<u8>& input, std::vector<u8>& output) { @@ -130,7 +220,40 @@ NvResult nvhost_as_gpu::FreeSpace(const std::vector<u8>& input, std::vector<u8>& LOG_DEBUG(Service_NVDRV, "called, offset={:X}, pages={:X}, page_size={:X}", params.offset, params.pages, params.page_size); - gmmu->Unmap(params.offset, static_cast<std::size_t>(params.pages) * params.page_size); + std::scoped_lock lock(mutex); + + if (!vm.initialised) { + return NvResult::BadValue; + } + + try { + auto allocation{allocation_map[params.offset]}; + + if (allocation.page_size != params.page_size || + allocation.size != (static_cast<u64>(params.pages) * params.page_size)) { + return NvResult::BadValue; + } + + for (const auto& mapping : allocation.mappings) { + FreeMappingLocked(mapping->offset); + } + + // Unset sparse flag if required + if (allocation.sparse) { + gmmu->Unmap(params.offset, allocation.size); + } + + auto& allocator{params.page_size == VM::YUZU_PAGESIZE ? *vm.small_page_allocator + : *vm.big_page_allocator}; + u32 page_size_bits{params.page_size == VM::YUZU_PAGESIZE ? VM::PAGE_SIZE_BITS + : vm.big_page_size_bits}; + + allocator.Free(static_cast<u32>(params.offset >> page_size_bits), + static_cast<u32>(allocation.size >> page_size_bits)); + allocation_map.erase(params.offset); + } catch ([[maybe_unused]] const std::out_of_range& e) { + return NvResult::BadValue; + } std::memcpy(output.data(), ¶ms, output.size()); return NvResult::Success; @@ -141,43 +264,51 @@ NvResult nvhost_as_gpu::Remap(const std::vector<u8>& input, std::vector<u8>& out LOG_DEBUG(Service_NVDRV, "called, num_entries=0x{:X}", num_entries); - auto result = NvResult::Success; std::vector<IoctlRemapEntry> entries(num_entries); std::memcpy(entries.data(), input.data(), input.size()); + std::scoped_lock lock(mutex); + + if (!vm.initialised) { + return NvResult::BadValue; + } + for (const auto& entry : entries) { - LOG_DEBUG(Service_NVDRV, "remap entry, offset=0x{:X} handle=0x{:X} pages=0x{:X}", - entry.offset, entry.nvmap_handle, entry.pages); - - if (entry.nvmap_handle == 0) { - // If nvmap handle is null, we should unmap instead. - const auto offset{static_cast<GPUVAddr>(entry.offset) << 0x10}; - const auto size{static_cast<u64>(entry.pages) << 0x10}; - gmmu->Unmap(offset, size); - continue; + GPUVAddr virtual_address{static_cast<u64>(entry.as_offset_big_pages) + << vm.big_page_size_bits}; + u64 size{static_cast<u64>(entry.big_pages) << vm.big_page_size_bits}; + + auto alloc{allocation_map.upper_bound(virtual_address)}; + + if (alloc-- == allocation_map.begin() || + (virtual_address - alloc->first) + size > alloc->second.size) { + LOG_WARNING(Service_NVDRV, "Cannot remap into an unallocated region!"); + return NvResult::BadValue; } - const auto object{nvmap.GetHandle(entry.nvmap_handle)}; - if (!object) { - LOG_CRITICAL(Service_NVDRV, "invalid nvmap_handle={:X}", entry.nvmap_handle); - result = NvResult::InvalidState; - break; + if (!alloc->second.sparse) { + LOG_WARNING(Service_NVDRV, "Cannot remap a non-sparse mapping!"); + return NvResult::BadValue; } - const auto offset{static_cast<GPUVAddr>(entry.offset) << 0x10}; - const auto size{static_cast<u64>(entry.pages) << 0x10}; - const auto map_offset{static_cast<u64>(entry.map_offset) << 0x10}; - const auto addr{gmmu->Map(object->address + map_offset, offset, size)}; + if (!entry.handle) { + gmmu->MapSparse(virtual_address, size); + } else { + auto handle{nvmap.GetHandle(entry.handle)}; + if (!handle) { + return NvResult::BadValue; + } - if (!addr) { - LOG_CRITICAL(Service_NVDRV, "map returned an invalid address!"); - result = NvResult::InvalidState; - break; + VAddr cpu_address{static_cast<VAddr>( + handle->address + + (static_cast<u64>(entry.handle_offset_big_pages) << vm.big_page_size_bits))}; + + gmmu->Map(virtual_address, cpu_address, size); } } std::memcpy(output.data(), entries.data(), output.size()); - return result; + return NvResult::Success; } NvResult nvhost_as_gpu::MapBufferEx(const std::vector<u8>& input, std::vector<u8>& output) { @@ -187,75 +318,96 @@ NvResult nvhost_as_gpu::MapBufferEx(const std::vector<u8>& input, std::vector<u8 LOG_DEBUG(Service_NVDRV, "called, flags={:X}, nvmap_handle={:X}, buffer_offset={}, mapping_size={}" ", offset={}", - params.flags, params.nvmap_handle, params.buffer_offset, params.mapping_size, + params.flags, params.handle, params.buffer_offset, params.mapping_size, params.offset); - if ((params.flags & AddressSpaceFlags::Remap) != AddressSpaceFlags::None) { - if (const auto buffer_map{FindBufferMap(params.offset)}; buffer_map) { - const auto cpu_addr{static_cast<VAddr>(buffer_map->CpuAddr() + params.buffer_offset)}; - const auto gpu_addr{static_cast<GPUVAddr>(params.offset + params.buffer_offset)}; + std::scoped_lock lock(mutex); + + if (!vm.initialised) { + return NvResult::BadValue; + } - if (!gmmu->Map(cpu_addr, gpu_addr, params.mapping_size)) { - LOG_CRITICAL(Service_NVDRV, - "remap failed, flags={:X}, nvmap_handle={:X}, buffer_offset={}, " - "mapping_size = {}, offset={}", - params.flags, params.nvmap_handle, params.buffer_offset, - params.mapping_size, params.offset); + // Remaps a subregion of an existing mapping to a different PA + if ((params.flags & MappingFlags::Remap) != MappingFlags::None) { + try { + auto mapping{mapping_map.at(params.offset)}; - std::memcpy(output.data(), ¶ms, output.size()); - return NvResult::InvalidState; + if (mapping->size < params.mapping_size) { + LOG_WARNING(Service_NVDRV, + "Cannot remap a partially mapped GPU address space region: 0x{:X}", + params.offset); + return NvResult::BadValue; } - std::memcpy(output.data(), ¶ms, output.size()); - return NvResult::Success; - } else { - LOG_CRITICAL(Service_NVDRV, "address not mapped offset={}", params.offset); + u64 gpu_address{static_cast<u64>(params.offset + params.buffer_offset)}; + VAddr cpu_address{mapping->ptr + params.buffer_offset}; + + gmmu->Map(gpu_address, cpu_address, params.mapping_size); - std::memcpy(output.data(), ¶ms, output.size()); - return NvResult::InvalidState; + return NvResult::Success; + } catch ([[maybe_unused]] const std::out_of_range& e) { + LOG_WARNING(Service_NVDRV, "Cannot remap an unmapped GPU address space region: 0x{:X}", + params.offset); + return NvResult::BadValue; } } - const auto object{nvmap.GetHandle(params.nvmap_handle)}; - if (!object) { - LOG_CRITICAL(Service_NVDRV, "invalid nvmap_handle={:X}", params.nvmap_handle); - std::memcpy(output.data(), ¶ms, output.size()); - return NvResult::InvalidState; + auto handle{nvmap.GetHandle(params.handle)}; + if (!handle) { + return NvResult::BadValue; } - // The real nvservices doesn't make a distinction between handles and ids, and - // object can only have one handle and it will be the same as its id. Assert that this is the - // case to prevent unexpected behavior. - ASSERT(object->id == params.nvmap_handle); + VAddr cpu_address{static_cast<VAddr>(handle->address + params.buffer_offset)}; + u64 size{params.mapping_size ? params.mapping_size : handle->orig_size}; - u64 page_size{params.page_size}; - if (!page_size) { - page_size = object->align; - } + if ((params.flags & MappingFlags::Fixed) != MappingFlags::None) { + auto alloc{allocation_map.upper_bound(params.offset)}; - const auto physical_address{object->address + params.buffer_offset}; - u64 size{params.mapping_size}; - if (!size) { - size = object->size; - } + if (alloc-- == allocation_map.begin() || + (params.offset - alloc->first) + size > alloc->second.size) { + UNREACHABLE_MSG("Cannot perform a fixed mapping into an unallocated region!"); + return NvResult::BadValue; + } - const bool is_alloc{(params.flags & AddressSpaceFlags::FixedOffset) == AddressSpaceFlags::None}; - if (is_alloc) { - params.offset = gmmu->MapAllocate(physical_address, size, page_size); - } else { - params.offset = gmmu->Map(physical_address, params.offset, size); - } + gmmu->Map(params.offset, cpu_address, size); - auto result = NvResult::Success; - if (!params.offset) { - LOG_CRITICAL(Service_NVDRV, "failed to map size={}", size); - result = NvResult::InvalidState; + auto mapping{std::make_shared<Mapping>(cpu_address, params.offset, size, true, false, + alloc->second.sparse)}; + alloc->second.mappings.push_back(mapping); + mapping_map[params.offset] = mapping; } else { - AddBufferMap(params.offset, size, physical_address, is_alloc); + bool big_page{[&]() { + if (Common::IsAligned(handle->align, vm.big_page_size)) + return true; + else if (Common::IsAligned(handle->align, VM::YUZU_PAGESIZE)) + return false; + else { + UNREACHABLE(); + return false; + } + }()}; + + auto& allocator{big_page ? *vm.big_page_allocator : *vm.small_page_allocator}; + u32 page_size{big_page ? vm.big_page_size : VM::YUZU_PAGESIZE}; + u32 page_size_bits{big_page ? vm.big_page_size_bits : VM::PAGE_SIZE_BITS}; + + params.offset = static_cast<u64>(allocator.Allocate( + static_cast<u32>(Common::AlignUp(size, page_size) >> page_size_bits))) + << page_size_bits; + if (!params.offset) { + UNREACHABLE_MSG("Failed to allocate free space in the GPU AS!"); + return NvResult::InsufficientMemory; + } + + gmmu->Map(params.offset, cpu_address, size); + + auto mapping{ + std::make_shared<Mapping>(cpu_address, params.offset, size, false, big_page, false)}; + mapping_map[params.offset] = mapping; } std::memcpy(output.data(), ¶ms, output.size()); - return result; + return NvResult::Success; } NvResult nvhost_as_gpu::UnmapBuffer(const std::vector<u8>& input, std::vector<u8>& output) { @@ -264,13 +416,36 @@ NvResult nvhost_as_gpu::UnmapBuffer(const std::vector<u8>& input, std::vector<u8 LOG_DEBUG(Service_NVDRV, "called, offset=0x{:X}", params.offset); - if (const auto size{RemoveBufferMap(params.offset)}; size) { - gmmu->Unmap(params.offset, *size); - } else { - LOG_ERROR(Service_NVDRV, "invalid offset=0x{:X}", params.offset); + std::scoped_lock lock(mutex); + + if (!vm.initialised) { + return NvResult::BadValue; + } + + try { + auto mapping{mapping_map.at(params.offset)}; + + if (!mapping->fixed) { + auto& allocator{mapping->big_page ? *vm.big_page_allocator : *vm.small_page_allocator}; + u32 page_size_bits{mapping->big_page ? vm.big_page_size_bits : VM::PAGE_SIZE_BITS}; + + allocator.Free(static_cast<u32>(mapping->offset >> page_size_bits), + static_cast<u32>(mapping->size >> page_size_bits)); + } + + // Sparse mappings shouldn't be fully unmapped, just returned to their sparse state + // Only FreeSpace can unmap them fully + if (mapping->sparse_alloc) { + gmmu->MapSparse(params.offset, mapping->size); + } else { + gmmu->Unmap(params.offset, mapping->size); + } + + mapping_map.erase(params.offset); + } catch ([[maybe_unused]] const std::out_of_range& e) { + LOG_WARNING(Service_NVDRV, "Couldn't find region to unmap at 0x{:X}", params.offset); } - std::memcpy(output.data(), ¶ms, output.size()); return NvResult::Success; } @@ -284,28 +459,37 @@ NvResult nvhost_as_gpu::BindChannel(const std::vector<u8>& input, std::vector<u8 return NvResult::Success; } +void nvhost_as_gpu::GetVARegionsImpl(IoctlGetVaRegions& params) { + params.buf_size = 2 * sizeof(VaRegion); + + params.regions = std::array<VaRegion, 2>{ + VaRegion{ + .offset = vm.small_page_allocator->vaStart << VM::PAGE_SIZE_BITS, + .page_size = VM::YUZU_PAGESIZE, + .pages = vm.small_page_allocator->vaLimit - vm.small_page_allocator->vaStart, + }, + VaRegion{ + .offset = vm.big_page_allocator->vaStart << vm.big_page_size_bits, + .page_size = vm.big_page_size, + .pages = vm.big_page_allocator->vaLimit - vm.big_page_allocator->vaStart, + }, + }; +} + NvResult nvhost_as_gpu::GetVARegions(const std::vector<u8>& input, std::vector<u8>& output) { IoctlGetVaRegions params{}; std::memcpy(¶ms, input.data(), input.size()); - LOG_WARNING(Service_NVDRV, "(STUBBED) called, buf_addr={:X}, buf_size={:X}", params.buf_addr, - params.buf_size); - - params.buf_size = 0x30; + LOG_DEBUG(Service_NVDRV, "called, buf_addr={:X}, buf_size={:X}", params.buf_addr, + params.buf_size); - params.small = IoctlVaRegion{ - .offset = 0x04000000, - .page_size = DEFAULT_SMALL_PAGE_SIZE, - .pages = 0x3fbfff, - }; + std::scoped_lock lock(mutex); - params.big = IoctlVaRegion{ - .offset = 0x04000000, - .page_size = big_page_size, - .pages = 0x1bffff, - }; + if (!vm.initialised) { + return NvResult::BadValue; + } - // TODO(ogniK): This probably can stay stubbed but should add support way way later + GetVARegionsImpl(params); std::memcpy(output.data(), ¶ms, output.size()); return NvResult::Success; @@ -316,64 +500,24 @@ NvResult nvhost_as_gpu::GetVARegions(const std::vector<u8>& input, std::vector<u IoctlGetVaRegions params{}; std::memcpy(¶ms, input.data(), input.size()); - LOG_WARNING(Service_NVDRV, "(STUBBED) called, buf_addr={:X}, buf_size={:X}", params.buf_addr, - params.buf_size); + LOG_DEBUG(Service_NVDRV, "called, buf_addr={:X}, buf_size={:X}", params.buf_addr, + params.buf_size); - params.buf_size = 0x30; - - params.small = IoctlVaRegion{ - .offset = 0x04000000, - .page_size = 0x1000, - .pages = 0x3fbfff, - }; + std::scoped_lock lock(mutex); - params.big = IoctlVaRegion{ - .offset = 0x04000000, - .page_size = big_page_size, - .pages = 0x1bffff, - }; + if (!vm.initialised) { + return NvResult::BadValue; + } - // TODO(ogniK): This probably can stay stubbed but should add support way way later + GetVARegionsImpl(params); std::memcpy(output.data(), ¶ms, output.size()); - std::memcpy(inline_output.data(), ¶ms.small, sizeof(IoctlVaRegion)); - std::memcpy(inline_output.data() + sizeof(IoctlVaRegion), ¶ms.big, sizeof(IoctlVaRegion)); + std::memcpy(inline_output.data(), ¶ms.regions[0], sizeof(VaRegion)); + std::memcpy(inline_output.data() + sizeof(VaRegion), ¶ms.regions[1], sizeof(VaRegion)); return NvResult::Success; } -std::optional<nvhost_as_gpu::BufferMap> nvhost_as_gpu::FindBufferMap(GPUVAddr gpu_addr) const { - const auto end{buffer_mappings.upper_bound(gpu_addr)}; - for (auto iter{buffer_mappings.begin()}; iter != end; ++iter) { - if (gpu_addr >= iter->second.StartAddr() && gpu_addr < iter->second.EndAddr()) { - return iter->second; - } - } - - return std::nullopt; -} - -void nvhost_as_gpu::AddBufferMap(GPUVAddr gpu_addr, std::size_t size, VAddr cpu_addr, - bool is_allocated) { - buffer_mappings[gpu_addr] = {gpu_addr, size, cpu_addr, is_allocated}; -} - -std::optional<std::size_t> nvhost_as_gpu::RemoveBufferMap(GPUVAddr gpu_addr) { - if (const auto iter{buffer_mappings.find(gpu_addr)}; iter != buffer_mappings.end()) { - std::size_t size{}; - - if (iter->second.IsAllocated()) { - size = iter->second.Size(); - } - - buffer_mappings.erase(iter); - - return size; - } - - return std::nullopt; -} - Kernel::KEvent* nvhost_as_gpu::QueryEvent(u32 event_id) { LOG_CRITICAL(Service_NVDRV, "Unknown AS GPU Event {}", event_id); return nullptr; |