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gpu: Rewrite GPU command list processing with DmaPusher class.

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- More accurate impl., fixes Undertale (among other games).
This commit is contained in:
bunnei 2018-11-23 23:20:56 -05:00
parent 852a462df3
commit abea6fa90c
18 changed files with 353 additions and 108 deletions
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58
src/video_core/gpu.cpp
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@ -3,6 +3,7 @@
// Refer to the license.txt file included.
#include "common/assert.h"
#include "common/microprofile.h"
#include "video_core/engines/fermi_2d.h"
#include "video_core/engines/kepler_memory.h"
#include "video_core/engines/maxwell_3d.h"
@ -26,6 +27,7 @@ u32 FramebufferConfig::BytesPerPixel(PixelFormat format) {
GPU::GPU(VideoCore::RasterizerInterface& rasterizer) {
memory_manager = std::make_unique<Tegra::MemoryManager>();
dma_pusher = std::make_unique<Tegra::DmaPusher>(*this);
maxwell_3d = std::make_unique<Engines::Maxwell3D>(rasterizer, *memory_manager);
fermi_2d = std::make_unique<Engines::Fermi2D>(rasterizer, *memory_manager);
maxwell_compute = std::make_unique<Engines::MaxwellCompute>();
@ -51,6 +53,14 @@ const MemoryManager& GPU::MemoryManager() const {
return *memory_manager;
}
DmaPusher& GPU::DmaPusher() {
return *dma_pusher;
}
const DmaPusher& GPU::DmaPusher() const {
return *dma_pusher;
}
u32 RenderTargetBytesPerPixel(RenderTargetFormat format) {
ASSERT(format != RenderTargetFormat::NONE);
@ -113,4 +123,52 @@ u32 DepthFormatBytesPerPixel(DepthFormat format) {
}
}
enum class BufferMethods {
BindObject = 0,
CountBufferMethods = 0x40,
};
MICROPROFILE_DEFINE(ProcessCommandLists, "GPU", "Execute command buffer", MP_RGB(128, 128, 192));
void GPU::CallMethod(const MethodCall& method_call) {
MICROPROFILE_SCOPE(ProcessCommandLists);
LOG_TRACE(HW_GPU,
"Processing method {:08X} on subchannel {} value "
"{:08X} remaining params {}",
MethCall.method, MethCall.subchannel, value, remaining_params);
ASSERT(method_call.subchannel < bound_engines.size());
if (method_call.method == static_cast<u32>(BufferMethods::BindObject)) {
// Bind the current subchannel to the desired engine id.
LOG_DEBUG(HW_GPU, "Binding subchannel {} to engine {}", method_call.subchannel,
method_call.argument);
bound_engines[method_call.subchannel] = static_cast<EngineID>(method_call.argument);
return;
}
const EngineID engine = bound_engines[method_call.subchannel];
switch (engine) {
case EngineID::FERMI_TWOD_A:
fermi_2d->CallMethod(method_call);
break;
case EngineID::MAXWELL_B:
maxwell_3d->CallMethod(method_call);
break;
case EngineID::MAXWELL_COMPUTE_B:
maxwell_compute->CallMethod(method_call);
break;
case EngineID::MAXWELL_DMA_COPY_A:
maxwell_dma->CallMethod(method_call);
break;
case EngineID::KEPLER_INLINE_TO_MEMORY_B:
kepler_memory->CallMethod(method_call);
break;
default:
UNIMPLEMENTED_MSG("Unimplemented engine");
}
}
} // namespace Tegra