diff options
Diffstat (limited to 'src/core')
| -rw-r--r-- | src/core/core.cpp | 4 | ||||
| -rw-r--r-- | src/core/core.h | 2 | ||||
| -rw-r--r-- | src/core/memory.cpp | 27 |
3 files changed, 27 insertions, 6 deletions
diff --git a/src/core/core.cpp b/src/core/core.cpp index 06fba4ce5..b5f62690e 100644 --- a/src/core/core.cpp +++ b/src/core/core.cpp @@ -612,6 +612,10 @@ void System::PrepareReschedule(const u32 core_index) { impl->kernel.PrepareReschedule(core_index); } +size_t System::GetCurrentHostThreadID() const { + return impl->kernel.GetCurrentHostThreadID(); +} + PerfStatsResults System::GetAndResetPerfStats() { return impl->GetAndResetPerfStats(); } diff --git a/src/core/core.h b/src/core/core.h index 4a5aba032..4f153154f 100644 --- a/src/core/core.h +++ b/src/core/core.h @@ -222,6 +222,8 @@ public: /// Prepare the core emulation for a reschedule void PrepareReschedule(u32 core_index); + [[nodiscard]] size_t GetCurrentHostThreadID() const; + /// Gets and resets core performance statistics [[nodiscard]] PerfStatsResults GetAndResetPerfStats(); diff --git a/src/core/memory.cpp b/src/core/memory.cpp index a9667463f..7b79cb8bc 100644 --- a/src/core/memory.cpp +++ b/src/core/memory.cpp @@ -13,10 +13,13 @@ #include "common/swap.h" #include "core/core.h" #include "core/device_memory.h" +#include "core/hardware_properties.h" #include "core/hle/kernel/k_page_table.h" #include "core/hle/kernel/k_process.h" #include "core/memory.h" #include "video_core/gpu.h" +#include "video_core/rasterizer_download_area.h" + namespace Core::Memory { @@ -243,7 +246,7 @@ struct Memory::Impl { [&](const Common::ProcessAddress current_vaddr, const std::size_t copy_amount, const u8* const host_ptr) { if constexpr (!UNSAFE) { - system.GPU().FlushRegion(GetInteger(current_vaddr), copy_amount); + HandleRasterizerDownload(GetInteger(current_vaddr), copy_amount); } std::memcpy(dest_buffer, host_ptr, copy_amount); }, @@ -334,7 +337,7 @@ struct Memory::Impl { }, [&](const Common::ProcessAddress current_vaddr, const std::size_t copy_amount, u8* const host_ptr) { - system.GPU().FlushRegion(GetInteger(current_vaddr), copy_amount); + HandleRasterizerDownload(GetInteger(current_vaddr), copy_amount); WriteBlockImpl<false>(process, dest_addr, host_ptr, copy_amount); }, [&](const std::size_t copy_amount) { @@ -373,7 +376,7 @@ struct Memory::Impl { const std::size_t block_size) { // dc ivac: Invalidate to point of coherency // GPU flush -> CPU invalidate - system.GPU().FlushRegion(GetInteger(current_vaddr), block_size); + HandleRasterizerDownload(GetInteger(current_vaddr), block_size); }; return PerformCacheOperation(process, dest_addr, size, on_rasterizer); } @@ -462,8 +465,7 @@ struct Memory::Impl { } if (Settings::IsFastmemEnabled()) { - const bool is_read_enable = !Settings::IsGPULevelExtreme() || !cached; - system.DeviceMemory().buffer.Protect(vaddr, size, is_read_enable, !cached); + system.DeviceMemory().buffer.Protect(vaddr, size, !cached, !cached); } // Iterate over a contiguous CPU address space, which corresponds to the specified GPU @@ -651,7 +653,9 @@ struct Memory::Impl { LOG_ERROR(HW_Memory, "Unmapped Read{} @ 0x{:016X}", sizeof(T) * 8, GetInteger(vaddr)); }, - [&]() { system.GPU().FlushRegion(GetInteger(vaddr), sizeof(T)); }); + [&]() { + HandleRasterizerDownload(GetInteger(vaddr), sizeof(T)); + }); if (ptr) { std::memcpy(&result, ptr, sizeof(T)); } @@ -712,7 +716,18 @@ struct Memory::Impl { return true; } + void HandleRasterizerDownload(VAddr address, size_t size) { + const size_t core = system.GetCurrentHostThreadID(); + auto& current_area = rasterizer_areas[core]; + const VAddr end_address = address + size; + if (current_area.start_address <= address && end_address <= current_area.end_address) [[likely]] { + return; + } + current_area = system.GPU().OnCPURead(address, size); + } + Common::PageTable* current_page_table = nullptr; + std::array<VideoCore::RasterizerDownloadArea, Core::Hardware::NUM_CPU_CORES> rasterizer_areas{}; Core::System& system; }; |