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Implement Block Linear copies in Kepler Memory.

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This commit is contained in:
Fernando Sahmkow 2019-04-15 21:06:04 -04:00 • committed by FernandoS27
parent 8a099ac99f
commit bec28d692d
3 changed files with 38 additions and 5 deletions
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19
src/video_core/engines/kepler_memory.cpp
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@ -10,7 +10,6 @@
#include "video_core/memory_manager.h"
#include "video_core/rasterizer_interface.h"
#include "video_core/renderer_base.h"
#include "video_core/textures/convert.h"
#include "video_core/textures/decoders.h"
namespace Tegra::Engines {
@ -47,13 +46,12 @@ void KeplerMemory::ProcessExec() {
void KeplerMemory::ProcessData(u32 data, bool is_last_call) {
const u32 sub_copy_size = std::min(4U, state.copy_size - state.write_offset);
std::memcpy(&state.inner_buffer[state.write_offset], &data, sub_copy_size);
std::memcpy(&state.inner_buffer[state.write_offset], &regs.data, sub_copy_size);
state.write_offset += sub_copy_size;
if (is_last_call) {
UNIMPLEMENTED_IF_MSG(regs.exec.linear == 0, "Block Linear Copy is not implemented");
const GPUVAddr address{regs.dest.Address()};
const auto host_ptr = memory_manager.GetPointer(address);
if (regs.exec.linear != 0) {
const GPUVAddr address{regs.dest.Address()};
const auto host_ptr = memory_manager.GetPointer(address);
// We have to invalidate the destination region to evict any outdated surfaces from the
// cache. We do this before actually writing the new data because the destination
// address might contain a dirty surface that will have to be written back to memory.
@ -61,6 +59,17 @@ void KeplerMemory::ProcessData(u32 data, bool is_last_call) {
rasterizer.InvalidateRegion(ToCacheAddr(host_ptr), state.copy_size);
std::memcpy(host_ptr, state.inner_buffer.data(), state.copy_size);
system.GPU().Maxwell3D().dirty_flags.OnMemoryWrite();
} else {
UNIMPLEMENTED_IF(regs.dest.z != 0);
UNIMPLEMENTED_IF(regs.dest.depth != 1);
UNIMPLEMENTED_IF(regs.dest.BlockWidth() != 1);
UNIMPLEMENTED_IF(regs.dest.BlockDepth() != 1);
const std::size_t dst_size = Tegra::Texture::CalculateSize(
true, 1, regs.dest.width, regs.dest.height, 1, regs.dest.BlockHeight(), 1);
rasterizer.InvalidateRegion(ToCacheAddr(host_ptr), dst_size);
Tegra::Texture::SwizzleKepler(regs.dest.width, regs.dest.height, regs.dest.x,
regs.dest.y, regs.dest.BlockHeight(), state.copy_size,
state.inner_buffer.data(), host_ptr);
}
}
}