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authorFernando Sahmkow <fsahmkow27@gmail.com>2022-03-27 05:05:57 +0200
committerFernando Sahmkow <fsahmkow27@gmail.com>2023-03-05 12:18:00 +0100
commit8a3411b417f76db786b1d3cfffbd90926abb20ca (patch)
tree383070bd0d4a33189f38423ceea9a5692d38ba09 /src/video_core/buffer_cache
parentMerge pull request #9884 from liamwhite/service-cleanup (diff)
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Diffstat (limited to 'src/video_core/buffer_cache')
-rw-r--r--src/video_core/buffer_cache/buffer_cache.h53
1 files changed, 53 insertions, 0 deletions
diff --git a/src/video_core/buffer_cache/buffer_cache.h b/src/video_core/buffer_cache/buffer_cache.h
index 06fd40851..2a150ccdc 100644
--- a/src/video_core/buffer_cache/buffer_cache.h
+++ b/src/video_core/buffer_cache/buffer_cache.h
@@ -55,6 +55,19 @@ constexpr u32 NUM_STORAGE_BUFFERS = 16;
constexpr u32 NUM_TEXTURE_BUFFERS = 16;
constexpr u32 NUM_STAGES = 5;
+enum class ObtainBufferSynchronize : u32 {
+ NoSynchronize = 0,
+ FullSynchronize = 1,
+ SynchronizeNoDirty = 2,
+};
+
+enum class ObtainBufferOperation : u32 {
+ DoNothing = 0,
+ MarkAsWritten = 1,
+ DiscardWrite = 2,
+ MarkQuery = 3,
+};
+
using UniformBufferSizes = std::array<std::array<u32, NUM_GRAPHICS_UNIFORM_BUFFERS>, NUM_STAGES>;
using ComputeUniformBufferSizes = std::array<u32, NUM_COMPUTE_UNIFORM_BUFFERS>;
@@ -191,6 +204,10 @@ public:
bool DMAClear(GPUVAddr src_address, u64 amount, u32 value);
+ [[nodiscard]] std::pair<Buffer*, u32> ObtainBuffer(GPUVAddr gpu_addr, u32 size,
+ ObtainBufferSynchronize sync_info,
+ ObtainBufferOperation post_op);
+
/// Return true when a CPU region is modified from the GPU
[[nodiscard]] bool IsRegionGpuModified(VAddr addr, size_t size);
@@ -642,6 +659,42 @@ bool BufferCache<P>::DMAClear(GPUVAddr dst_address, u64 amount, u32 value) {
}
template <class P>
+std::pair<typename P::Buffer*, u32> BufferCache<P>::ObtainBuffer(GPUVAddr gpu_addr, u32 size,
+ ObtainBufferSynchronize sync_info,
+ ObtainBufferOperation post_op) {
+ const std::optional<VAddr> cpu_addr = gpu_memory->GpuToCpuAddress(gpu_addr);
+ if (!cpu_addr) {
+ return {&slot_buffers[NULL_BUFFER_ID], 0};
+ }
+ const BufferId buffer_id = FindBuffer(*cpu_addr, size);
+ Buffer& buffer = slot_buffers[buffer_id];
+
+ // synchronize op
+ switch (sync_info) {
+ case ObtainBufferSynchronize::FullSynchronize:
+ SynchronizeBuffer(buffer, *cpu_addr, size);
+ break;
+ default:
+ break;
+ }
+
+ switch (post_op) {
+ case ObtainBufferOperation::MarkAsWritten:
+ MarkWrittenBuffer(buffer_id, *cpu_addr, size);
+ break;
+ case ObtainBufferOperation::DiscardWrite: {
+ IntervalType interval{*cpu_addr, size};
+ ClearDownload(interval);
+ break;
+ }
+ default:
+ break;
+ }
+
+ return {&buffer, buffer.Offset(*cpu_addr)};
+}
+
+template <class P>
void BufferCache<P>::BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr,
u32 size) {
const std::optional<VAddr> cpu_addr = gpu_memory->GpuToCpuAddress(gpu_addr);