diff options
Diffstat (limited to 'src/video_core/buffer_cache/buffer_cache.h')
-rw-r--r-- | src/video_core/buffer_cache/buffer_cache.h | 46 |
1 files changed, 40 insertions, 6 deletions
diff --git a/src/video_core/buffer_cache/buffer_cache.h b/src/video_core/buffer_cache/buffer_cache.h index 58a45ab67..6ed4b78f2 100644 --- a/src/video_core/buffer_cache/buffer_cache.h +++ b/src/video_core/buffer_cache/buffer_cache.h @@ -115,7 +115,34 @@ void BufferCache<P>::WriteMemory(VAddr cpu_addr, u64 size) { template <class P> void BufferCache<P>::CachedWriteMemory(VAddr cpu_addr, u64 size) { - memory_tracker.CachedCpuWrite(cpu_addr, size); + const bool is_dirty = IsRegionRegistered(cpu_addr, size); + if (!is_dirty) { + return; + } + VAddr aligned_start = Common::AlignDown(cpu_addr, YUZU_PAGESIZE); + VAddr aligned_end = Common::AlignUp(cpu_addr + size, YUZU_PAGESIZE); + if (!IsRegionGpuModified(aligned_start, aligned_end - aligned_start)) { + WriteMemory(cpu_addr, size); + return; + } + + tmp_buffer.resize_destructive(size); + cpu_memory.ReadBlockUnsafe(cpu_addr, tmp_buffer.data(), size); + + InlineMemoryImplementation(cpu_addr, size, tmp_buffer); +} + +template <class P> +bool BufferCache<P>::OnCPUWrite(VAddr cpu_addr, u64 size) { + const bool is_dirty = IsRegionRegistered(cpu_addr, size); + if (!is_dirty) { + return false; + } + if (memory_tracker.IsRegionGpuModified(cpu_addr, size)) { + return true; + } + WriteMemory(cpu_addr, size); + return false; } template <class P> @@ -207,9 +234,10 @@ bool BufferCache<P>::DMACopy(GPUVAddr src_address, GPUVAddr dest_address, u64 am if (has_new_downloads) { memory_tracker.MarkRegionAsGpuModified(*cpu_dest_address, amount); } - tmp_buffer.resize_destructive(amount); - cpu_memory.ReadBlockUnsafe(*cpu_src_address, tmp_buffer.data(), amount); - cpu_memory.WriteBlockUnsafe(*cpu_dest_address, tmp_buffer.data(), amount); + + Core::Memory::CpuGuestMemoryScoped<u8, Core::Memory::GuestMemoryFlags::UnsafeReadWrite> tmp( + cpu_memory, *cpu_src_address, amount, &tmp_buffer); + tmp.SetAddressAndSize(*cpu_dest_address, amount); return true; } @@ -1553,6 +1581,14 @@ bool BufferCache<P>::InlineMemory(VAddr dest_address, size_t copy_size, return false; } + InlineMemoryImplementation(dest_address, copy_size, inlined_buffer); + + return true; +} + +template <class P> +void BufferCache<P>::InlineMemoryImplementation(VAddr dest_address, size_t copy_size, + std::span<const u8> inlined_buffer) { const IntervalType subtract_interval{dest_address, dest_address + copy_size}; ClearDownload(subtract_interval); common_ranges.subtract(subtract_interval); @@ -1574,8 +1610,6 @@ bool BufferCache<P>::InlineMemory(VAddr dest_address, size_t copy_size, } else { buffer.ImmediateUpload(buffer.Offset(dest_address), inlined_buffer.first(copy_size)); } - - return true; } template <class P> |