summaryrefslogtreecommitdiffstats
path: root/src/video_core/texture_cache
diff options
context:
space:
mode:
Diffstat (limited to 'src/video_core/texture_cache')
-rw-r--r--src/video_core/texture_cache/image_base.h3
-rw-r--r--src/video_core/texture_cache/texture_cache.h41
-rw-r--r--src/video_core/texture_cache/texture_cache_base.h11
3 files changed, 54 insertions, 1 deletions
diff --git a/src/video_core/texture_cache/image_base.h b/src/video_core/texture_cache/image_base.h
index dd0106432..cc7999027 100644
--- a/src/video_core/texture_cache/image_base.h
+++ b/src/video_core/texture_cache/image_base.h
@@ -39,6 +39,9 @@ enum class ImageFlagBits : u32 {
Rescaled = 1 << 13,
CheckingRescalable = 1 << 14,
IsRescalable = 1 << 15,
+
+ // Cached CPU
+ CachedCpuModified = 1 << 16, ///< Contents have been modified from the CPU
};
DECLARE_ENUM_FLAG_OPERATORS(ImageFlagBits)
diff --git a/src/video_core/texture_cache/texture_cache.h b/src/video_core/texture_cache/texture_cache.h
index efc1c4525..099b2ae1b 100644
--- a/src/video_core/texture_cache/texture_cache.h
+++ b/src/video_core/texture_cache/texture_cache.h
@@ -438,6 +438,23 @@ void TextureCache<P>::WriteMemory(VAddr cpu_addr, size_t size) {
}
template <class P>
+void TextureCache<P>::CachedWriteMemory(VAddr cpu_addr, size_t size) {
+ const VAddr new_cpu_addr = Common::AlignDown(cpu_addr, CPU_PAGE_SIZE);
+ const size_t new_size = Common::AlignUp(size + cpu_addr - new_cpu_addr, CPU_PAGE_SIZE);
+ ForEachImageInRegion(new_cpu_addr, new_size, [this](ImageId image_id, Image& image) {
+ if (True(image.flags & ImageFlagBits::CachedCpuModified)) {
+ return;
+ }
+ image.flags |= ImageFlagBits::CachedCpuModified;
+ cached_cpu_invalidate.insert(image_id);
+
+ if (True(image.flags & ImageFlagBits::Tracked)) {
+ UntrackImage(image, image_id);
+ }
+ });
+}
+
+template <class P>
void TextureCache<P>::DownloadMemory(VAddr cpu_addr, size_t size) {
std::vector<ImageId> images;
ForEachImageInRegion(cpu_addr, size, [this, &images](ImageId image_id, ImageBase& image) {
@@ -495,6 +512,18 @@ void TextureCache<P>::UnmapGPUMemory(GPUVAddr gpu_addr, size_t size) {
}
template <class P>
+void TextureCache<P>::FlushCachedWrites() {
+ for (ImageId image_id : cached_cpu_invalidate) {
+ Image& image = slot_images[image_id];
+ if (True(image.flags & ImageFlagBits::CachedCpuModified)) {
+ image.flags &= ~ImageFlagBits::CachedCpuModified;
+ image.flags |= ImageFlagBits::CpuModified;
+ }
+ }
+ cached_cpu_invalidate.clear();
+}
+
+template <class P>
void TextureCache<P>::BlitImage(const Tegra::Engines::Fermi2D::Surface& dst,
const Tegra::Engines::Fermi2D::Surface& src,
const Tegra::Engines::Fermi2D::Config& copy) {
@@ -1560,6 +1589,9 @@ void TextureCache<P>::UnregisterImage(ImageId image_id) {
template <class P>
void TextureCache<P>::TrackImage(ImageBase& image, ImageId image_id) {
ASSERT(False(image.flags & ImageFlagBits::Tracked));
+ if (True(image.flags & ImageFlagBits::CachedCpuModified)) {
+ return;
+ }
image.flags |= ImageFlagBits::Tracked;
if (False(image.flags & ImageFlagBits::Sparse)) {
rasterizer.UpdatePagesCachedCount(image.cpu_addr, image.guest_size_bytes, 1);
@@ -1616,6 +1648,9 @@ void TextureCache<P>::DeleteImage(ImageId image_id, bool immediate_delete) {
tentative_size = EstimatedDecompressedSize(tentative_size, image.info.format);
}
total_used_memory -= Common::AlignUp(tentative_size, 1024);
+ if (True(image.flags & ImageFlagBits::CachedCpuModified)) {
+ cached_cpu_invalidate.erase(image_id);
+ }
const GPUVAddr gpu_addr = image.gpu_addr;
const auto alloc_it = image_allocs_table.find(gpu_addr);
if (alloc_it == image_allocs_table.end()) {
@@ -1782,7 +1817,11 @@ template <class P>
void TextureCache<P>::PrepareImage(ImageId image_id, bool is_modification, bool invalidate) {
Image& image = slot_images[image_id];
if (invalidate) {
- image.flags &= ~(ImageFlagBits::CpuModified | ImageFlagBits::GpuModified);
+ if (True(image.flags & ImageFlagBits::CachedCpuModified)) {
+ cached_cpu_invalidate.erase(image_id);
+ }
+ image.flags &= ~(ImageFlagBits::CpuModified | ImageFlagBits::GpuModified |
+ ImageFlagBits::CachedCpuModified);
if (False(image.flags & ImageFlagBits::Tracked)) {
TrackImage(image, image_id);
}
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;