GPU: Invalidate destination address of kepler_memory writes.
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@ -5,10 +5,14 @@
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#include "common/logging/log.h"
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#include "core/memory.h"
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#include "video_core/engines/kepler_memory.h"
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#include "video_core/rasterizer_interface.h"
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namespace Tegra::Engines {
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KeplerMemory::KeplerMemory(MemoryManager& memory_manager) : memory_manager(memory_manager) {}
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KeplerMemory::KeplerMemory(VideoCore::RasterizerInterface& rasterizer,
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MemoryManager& memory_manager)
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: memory_manager(memory_manager), rasterizer{rasterizer} {}
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KeplerMemory::~KeplerMemory() = default;
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void KeplerMemory::WriteReg(u32 method, u32 value) {
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@ -37,6 +41,11 @@ void KeplerMemory::ProcessData(u32 data) {
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VAddr dest_address =
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*memory_manager.GpuToCpuAddress(address + state.write_offset * sizeof(u32));
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// We have to invalidate the destination region to evict any outdated surfaces from the cache.
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// We do this before actually writing the new data because the destination address might contain
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// a dirty surface that will have to be written back to memory.
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rasterizer.InvalidateRegion(dest_address, sizeof(u32));
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Memory::Write32(dest_address, data);
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state.write_offset++;
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@ -11,6 +11,10 @@
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#include "common/common_types.h"
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#include "video_core/memory_manager.h"
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namespace VideoCore {
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class RasterizerInterface;
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}
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namespace Tegra::Engines {
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#define KEPLERMEMORY_REG_INDEX(field_name) \
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@ -18,7 +22,7 @@ namespace Tegra::Engines {
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class KeplerMemory final {
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public:
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KeplerMemory(MemoryManager& memory_manager);
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KeplerMemory(VideoCore::RasterizerInterface& rasterizer, MemoryManager& memory_manager);
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~KeplerMemory();
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/// Write the value to the register identified by method.
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@ -72,6 +76,7 @@ public:
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private:
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MemoryManager& memory_manager;
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VideoCore::RasterizerInterface& rasterizer;
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void ProcessData(u32 data);
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};
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@ -28,7 +28,7 @@ GPU::GPU(VideoCore::RasterizerInterface& rasterizer) {
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fermi_2d = std::make_unique<Engines::Fermi2D>(rasterizer, *memory_manager);
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maxwell_compute = std::make_unique<Engines::MaxwellCompute>();
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maxwell_dma = std::make_unique<Engines::MaxwellDMA>(*memory_manager);
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kepler_memory = std::make_unique<Engines::KeplerMemory>(*memory_manager);
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kepler_memory = std::make_unique<Engines::KeplerMemory>(rasterizer, *memory_manager);
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}
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GPU::~GPU() = default;
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