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authorbunnei <bunneidev@gmail.com>2020-02-20 02:03:52 +0100
committerbunnei <bunneidev@gmail.com>2020-02-20 02:03:52 +0100
commitd65fa7d65cd328c9be72a659add388803ef20e3d (patch)
tree48f8fe480882817859954d4b568a2c7aff2da8e5
parentMerge pull request #3410 from ReinUsesLisp/vk-draw-index (diff)
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-rw-r--r--src/video_core/memory_manager.cpp11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/video_core/memory_manager.cpp b/src/video_core/memory_manager.cpp
index 11848fbce..f5d33f27a 100644
--- a/src/video_core/memory_manager.cpp
+++ b/src/video_core/memory_manager.cpp
@@ -9,6 +9,7 @@
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/vm_manager.h"
#include "core/memory.h"
+#include "video_core/gpu.h"
#include "video_core/memory_manager.h"
#include "video_core/rasterizer_interface.h"
@@ -84,7 +85,9 @@ GPUVAddr MemoryManager::UnmapBuffer(GPUVAddr gpu_addr, u64 size) {
const auto cpu_addr = GpuToCpuAddress(gpu_addr);
ASSERT(cpu_addr);
- rasterizer.FlushAndInvalidateRegion(cache_addr, aligned_size);
+ // Flush and invalidate through the GPU interface, to be asynchronous if possible.
+ system.GPU().FlushAndInvalidateRegion(cache_addr, aligned_size);
+
UnmapRange(gpu_addr, aligned_size);
ASSERT(system.CurrentProcess()
->VMManager()
@@ -242,6 +245,8 @@ void MemoryManager::ReadBlock(GPUVAddr src_addr, void* dest_buffer, const std::s
switch (page_table.attributes[page_index]) {
case Common::PageType::Memory: {
const u8* src_ptr{page_table.pointers[page_index] + page_offset};
+ // Flush must happen on the rasterizer interface, such that memory is always synchronous
+ // when it is read (even when in asynchronous GPU mode). Fixes Dead Cells title menu.
rasterizer.FlushRegion(ToCacheAddr(src_ptr), copy_amount);
std::memcpy(dest_buffer, src_ptr, copy_amount);
break;
@@ -292,6 +297,8 @@ void MemoryManager::WriteBlock(GPUVAddr dest_addr, const void* src_buffer, const
switch (page_table.attributes[page_index]) {
case Common::PageType::Memory: {
u8* dest_ptr{page_table.pointers[page_index] + page_offset};
+ // Invalidate must happen on the rasterizer interface, such that memory is always
+ // synchronous when it is written (even when in asynchronous GPU mode).
rasterizer.InvalidateRegion(ToCacheAddr(dest_ptr), copy_amount);
std::memcpy(dest_ptr, src_buffer, copy_amount);
break;
@@ -339,6 +346,8 @@ void MemoryManager::CopyBlock(GPUVAddr dest_addr, GPUVAddr src_addr, const std::
switch (page_table.attributes[page_index]) {
case Common::PageType::Memory: {
+ // Flush must happen on the rasterizer interface, such that memory is always synchronous
+ // when it is copied (even when in asynchronous GPU mode).
const u8* src_ptr{page_table.pointers[page_index] + page_offset};
rasterizer.FlushRegion(ToCacheAddr(src_ptr), copy_amount);
WriteBlock(dest_addr, src_ptr, copy_amount);