1 files changed, 11 insertions, 0 deletions

diff --git a/src/video_core/texture_cache/texture_cache_base.h b/src/video_core/texture_cache/texture_cache_base.h
index b1324edf3..ad5978a33 100644
--- a/src/video_core/texture_cache/texture_cache_base.h
+++ b/src/video_core/texture_cache/texture_cache_base.h
@@ -8,6 +8,7 @@
 #include <span>
 #include <type_traits>
 #include <unordered_map>
+#include <unordered_set>
 #include <vector>
 #include <queue>
 
@@ -50,6 +51,9 @@ class TextureCache {
     /// Address shift for caching images into a hash table
     static constexpr u64 PAGE_BITS = 20;
 
+    static constexpr u64 CPU_PAGE_BITS = 12;
+    static constexpr u64 CPU_PAGE_SIZE = 1ULL << CPU_PAGE_BITS;
+
     /// Enables debugging features to the texture cache
     static constexpr bool ENABLE_VALIDATION = P::ENABLE_VALIDATION;
     /// Implement blits as copies between framebuffers
@@ -136,6 +140,9 @@ public:
     /// Mark images in a range as modified from the CPU
     void WriteMemory(VAddr cpu_addr, size_t size);
 
+    /// Mark images in a range as modified from the CPU
+    void CachedWriteMemory(VAddr cpu_addr, size_t size);
+
     /// Download contents of host images to guest memory in a region
     void DownloadMemory(VAddr cpu_addr, size_t size);
 
@@ -145,6 +152,8 @@ public:
     /// Remove images in a region
     void UnmapGPUMemory(GPUVAddr gpu_addr, size_t size);
 
+    void FlushCachedWrites();
+
     /// Blit an image with the given parameters
     void BlitImage(const Tegra::Engines::Fermi2D::Surface& dst,
                    const Tegra::Engines::Fermi2D::Surface& src,
@@ -366,6 +375,8 @@ private:
 
     std::unordered_map<ImageId, std::vector<ImageViewId>> sparse_views;
 
+    std::unordered_set<ImageId> cached_cpu_invalidate;
+
     VAddr virtual_invalid_space{};
 
     bool has_deleted_images = false;