diff options
| -rw-r--r-- | src/core/memory.cpp | 2 | ||||
| -rw-r--r-- | src/video_core/memory_manager.cpp | 40 | ||||
| -rw-r--r-- | src/video_core/memory_manager.h | 3 |
3 files changed, 34 insertions, 11 deletions
diff --git a/src/core/memory.cpp b/src/core/memory.cpp index 26be74df4..a1e41faff 100644 --- a/src/core/memory.cpp +++ b/src/core/memory.cpp @@ -436,7 +436,7 @@ struct Memory::Impl { } if (Settings::IsFastmemEnabled()) { - const bool is_read_enable = Settings::IsGPULevelHigh() || !cached; + const bool is_read_enable = !Settings::IsGPULevelExtreme() || !cached; system.DeviceMemory().buffer.Protect(vaddr, size, is_read_enable, !cached); } diff --git a/src/video_core/memory_manager.cpp b/src/video_core/memory_manager.cpp index 83924475b..0a6390054 100644 --- a/src/video_core/memory_manager.cpp +++ b/src/video_core/memory_manager.cpp @@ -6,6 +6,7 @@ #include "common/alignment.h" #include "common/assert.h" #include "common/logging/log.h" +#include "common/settings.h" #include "core/core.h" #include "core/device_memory.h" #include "core/hle/kernel/k_page_table.h" @@ -45,6 +46,11 @@ MemoryManager::MemoryManager(Core::System& system_, u64 address_space_bits_, u64 big_page_table_cpu.resize(big_page_table_size); big_page_continous.resize(big_page_table_size / continous_bits, 0); entries.resize(page_table_size / 32, 0); + if (!Settings::IsGPULevelExtreme()) { + fastmem_arena = system.DeviceMemory().buffer.VirtualBasePointer(); + } else { + fastmem_arena = nullptr; + } } MemoryManager::~MemoryManager() = default; @@ -354,7 +360,7 @@ inline void MemoryManager::MemoryOperation(GPUVAddr gpu_src_addr, std::size_t si } } -template <bool is_safe> +template <bool is_safe, bool use_fastmem> void MemoryManager::ReadBlockImpl(GPUVAddr gpu_src_addr, void* dest_buffer, std::size_t size, [[maybe_unused]] VideoCommon::CacheType which) const { auto set_to_zero = [&]([[maybe_unused]] std::size_t page_index, @@ -368,8 +374,12 @@ void MemoryManager::ReadBlockImpl(GPUVAddr gpu_src_addr, void* dest_buffer, std: if constexpr (is_safe) { rasterizer->FlushRegion(cpu_addr_base, copy_amount, which); } - u8* physical = memory.GetPointer(cpu_addr_base); - std::memcpy(dest_buffer, physical, copy_amount); + if constexpr (use_fastmem) { + std::memcpy(dest_buffer, &fastmem_arena[cpu_addr_base], copy_amount); + } else { + u8* physical = memory.GetPointer(cpu_addr_base); + std::memcpy(dest_buffer, physical, copy_amount); + } dest_buffer = static_cast<u8*>(dest_buffer) + copy_amount; }; auto mapped_big = [&](std::size_t page_index, std::size_t offset, std::size_t copy_amount) { @@ -378,11 +388,15 @@ void MemoryManager::ReadBlockImpl(GPUVAddr gpu_src_addr, void* dest_buffer, std: if constexpr (is_safe) { rasterizer->FlushRegion(cpu_addr_base, copy_amount, which); } - if (!IsBigPageContinous(page_index)) [[unlikely]] { - memory.ReadBlockUnsafe(cpu_addr_base, dest_buffer, copy_amount); + if constexpr (use_fastmem) { + std::memcpy(dest_buffer, &fastmem_arena[cpu_addr_base], copy_amount); } else { - u8* physical = memory.GetPointer(cpu_addr_base); - std::memcpy(dest_buffer, physical, copy_amount); + if (!IsBigPageContinous(page_index)) [[unlikely]] { + memory.ReadBlockUnsafe(cpu_addr_base, dest_buffer, copy_amount); + } else { + u8* physical = memory.GetPointer(cpu_addr_base); + std::memcpy(dest_buffer, physical, copy_amount); + } } dest_buffer = static_cast<u8*>(dest_buffer) + copy_amount; }; @@ -396,12 +410,20 @@ void MemoryManager::ReadBlockImpl(GPUVAddr gpu_src_addr, void* dest_buffer, std: void MemoryManager::ReadBlock(GPUVAddr gpu_src_addr, void* dest_buffer, std::size_t size, VideoCommon::CacheType which) const { - ReadBlockImpl<true>(gpu_src_addr, dest_buffer, size, which); + if (fastmem_arena) [[likely]] { + ReadBlockImpl<true, true>(gpu_src_addr, dest_buffer, size, which); + return; + } + ReadBlockImpl<true, false>(gpu_src_addr, dest_buffer, size, which); } void MemoryManager::ReadBlockUnsafe(GPUVAddr gpu_src_addr, void* dest_buffer, const std::size_t size) const { - ReadBlockImpl<false>(gpu_src_addr, dest_buffer, size, VideoCommon::CacheType::None); + if (fastmem_arena) [[likely]] { + ReadBlockImpl<false, true>(gpu_src_addr, dest_buffer, size, VideoCommon::CacheType::None); + return; + } + ReadBlockImpl<false, false>(gpu_src_addr, dest_buffer, size, VideoCommon::CacheType::None); } template <bool is_safe> diff --git a/src/video_core/memory_manager.h b/src/video_core/memory_manager.h index e6de0d0cb..ff9e3c0b3 100644 --- a/src/video_core/memory_manager.h +++ b/src/video_core/memory_manager.h @@ -141,7 +141,7 @@ private: inline void MemoryOperation(GPUVAddr gpu_src_addr, std::size_t size, FuncMapped&& func_mapped, FuncReserved&& func_reserved, FuncUnmapped&& func_unmapped) const; - template <bool is_safe> + template <bool is_safe, bool use_fastmem> void ReadBlockImpl(GPUVAddr gpu_src_addr, void* dest_buffer, std::size_t size, VideoCommon::CacheType which) const; @@ -215,6 +215,7 @@ private: std::vector<u64> big_page_continous; std::vector<std::pair<VAddr, std::size_t>> page_stash{}; + u8* fastmem_arena{}; constexpr static size_t continous_bits = 64; |