Buffer Cache: Use vAddr instead of physical memory.
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12 changed files with 254 additions and 106 deletions
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@ -97,6 +97,11 @@ public:
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void WriteBlockUnsafe(GPUVAddr dest_addr, const void* src_buffer, std::size_t size);
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void CopyBlockUnsafe(GPUVAddr dest_addr, GPUVAddr src_addr, std::size_t size);
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static bool IsGranularRange(GPUVAddr gpu_addr, std::size_t size) {
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const std::size_t page = (gpu_addr & page_mask) + size;
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return page <= page_size;
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}
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private:
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using VMAMap = std::map<GPUVAddr, VirtualMemoryArea>;
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using VMAHandle = VMAMap::const_iterator;
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