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-rw-r--r--src/video_core/engines/kepler_compute.cpp37
-rw-r--r--src/video_core/engines/kepler_compute.h171
-rw-r--r--src/video_core/gpu.cpp2
3 files changed, 202 insertions, 8 deletions
diff --git a/src/video_core/engines/kepler_compute.cpp b/src/video_core/engines/kepler_compute.cpp
index b1d950460..28f1f6a7d 100644
--- a/src/video_core/engines/kepler_compute.cpp
+++ b/src/video_core/engines/kepler_compute.cpp
@@ -4,12 +4,21 @@
#include "common/assert.h"
#include "common/logging/log.h"
+#include "core/core.h"
#include "video_core/engines/kepler_compute.h"
+#include "video_core/engines/maxwell_3d.h"
#include "video_core/memory_manager.h"
+#include "video_core/rasterizer_interface.h"
+#include "video_core/renderer_base.h"
+#include "video_core/textures/decoders.h"
namespace Tegra::Engines {
-KeplerCompute::KeplerCompute(MemoryManager& memory_manager) : memory_manager{memory_manager} {}
+KeplerCompute::KeplerCompute(Core::System& system, VideoCore::RasterizerInterface& rasterizer,
+ MemoryManager& memory_manager)
+ : system{system}, rasterizer{rasterizer}, memory_manager{memory_manager}, upload_state{
+ memory_manager,
+ regs.upload} {}
KeplerCompute::~KeplerCompute() = default;
@@ -20,14 +29,34 @@ void KeplerCompute::CallMethod(const GPU::MethodCall& method_call) {
regs.reg_array[method_call.method] = method_call.argument;
switch (method_call.method) {
+ case KEPLER_COMPUTE_REG_INDEX(exec_upload): {
+ upload_state.ProcessExec(regs.exec_upload.linear != 0);
+ break;
+ }
+ case KEPLER_COMPUTE_REG_INDEX(data_upload): {
+ bool is_last_call = method_call.IsLastCall();
+ upload_state.ProcessData(method_call.argument, is_last_call);
+ if (is_last_call) {
+ system.GPU().Maxwell3D().dirty_flags.OnMemoryWrite();
+ }
+ break;
+ }
case KEPLER_COMPUTE_REG_INDEX(launch):
- // Abort execution since compute shaders can be used to alter game memory (e.g. CUDA
- // kernels)
- UNREACHABLE_MSG("Compute shaders are not implemented");
+ ProcessLaunch();
break;
default:
break;
}
}
+void KeplerCompute::ProcessLaunch() {
+
+ const GPUVAddr launch_desc_loc = regs.launch_desc_loc.Address();
+ memory_manager.ReadBlockUnsafe(launch_desc_loc, &launch_description,
+ LaunchParams::NUM_LAUNCH_PARAMETERS * sizeof(u32));
+
+ const GPUVAddr code_loc = regs.code_loc.Address() + launch_description.program_start;
+ LOG_WARNING(HW_GPU, "Compute Kernel Execute at Address 0x{:016x}, STUBBED", code_loc);
+}
+
} // namespace Tegra::Engines
diff --git a/src/video_core/engines/kepler_compute.h b/src/video_core/engines/kepler_compute.h
index fb6cdf432..ab2781b4b 100644
--- a/src/video_core/engines/kepler_compute.h
+++ b/src/video_core/engines/kepler_compute.h
@@ -6,14 +6,25 @@
#include <array>
#include <cstddef>
+#include <vector>
+#include "common/bit_field.h"
#include "common/common_funcs.h"
#include "common/common_types.h"
+#include "video_core/engines/engine_upload.h"
#include "video_core/gpu.h"
+namespace Core {
+class System;
+}
+
namespace Tegra {
class MemoryManager;
}
+namespace VideoCore {
+class RasterizerInterface;
+}
+
namespace Tegra::Engines {
#define KEPLER_COMPUTE_REG_INDEX(field_name) \
@@ -21,7 +32,8 @@ namespace Tegra::Engines {
class KeplerCompute final {
public:
- explicit KeplerCompute(MemoryManager& memory_manager);
+ explicit KeplerCompute(Core::System& system, VideoCore::RasterizerInterface& rasterizer,
+ MemoryManager& memory_manager);
~KeplerCompute();
static constexpr std::size_t NumConstBuffers = 8;
@@ -31,30 +43,183 @@ public:
union {
struct {
- INSERT_PADDING_WORDS(0xAF);
+ INSERT_PADDING_WORDS(0x60);
+
+ Upload::Data upload;
+
+ struct {
+ union {
+ BitField<0, 1, u32> linear;
+ };
+ } exec_upload;
+
+ u32 data_upload;
+
+ INSERT_PADDING_WORDS(0x3F);
+
+ struct {
+ u32 address;
+ GPUVAddr Address() const {
+ return static_cast<GPUVAddr>((static_cast<GPUVAddr>(address) << 8));
+ }
+ } launch_desc_loc;
+
+ INSERT_PADDING_WORDS(0x1);
u32 launch;
- INSERT_PADDING_WORDS(0xC48);
+ INSERT_PADDING_WORDS(0x4A7);
+
+ struct {
+ u32 address_high;
+ u32 address_low;
+ u32 limit;
+ GPUVAddr Address() const {
+ return static_cast<GPUVAddr>((static_cast<GPUVAddr>(address_high) << 32) |
+ address_low);
+ }
+ } tsc;
+
+ INSERT_PADDING_WORDS(0x3);
+
+ struct {
+ u32 address_high;
+ u32 address_low;
+ u32 limit;
+ GPUVAddr Address() const {
+ return static_cast<GPUVAddr>((static_cast<GPUVAddr>(address_high) << 32) |
+ address_low);
+ }
+ } tic;
+
+ INSERT_PADDING_WORDS(0x22);
+
+ struct {
+ u32 address_high;
+ u32 address_low;
+ GPUVAddr Address() const {
+ return static_cast<GPUVAddr>((static_cast<GPUVAddr>(address_high) << 32) |
+ address_low);
+ }
+ } code_loc;
+
+ INSERT_PADDING_WORDS(0x3FE);
+
+ u32 texture_const_buffer_index;
+
+ INSERT_PADDING_WORDS(0x374);
};
std::array<u32, NUM_REGS> reg_array;
};
} regs{};
+
+ struct LaunchParams {
+ static constexpr std::size_t NUM_LAUNCH_PARAMETERS = 0x40;
+
+ INSERT_PADDING_WORDS(0x8);
+
+ u32 program_start;
+
+ INSERT_PADDING_WORDS(0x2);
+
+ BitField<30, 1, u32> linked_tsc;
+
+ BitField<0, 31, u32> grid_dim_x;
+
+ union {
+ BitField<0, 16, u32> grid_dim_y;
+ BitField<16, 16, u32> grid_dim_z;
+ };
+
+ INSERT_PADDING_WORDS(0x3);
+
+ BitField<0, 16, u32> shared_alloc;
+
+ BitField<0, 31, u32> block_dim_x;
+
+ union {
+ BitField<0, 16, u32> block_dim_y;
+ BitField<16, 16, u32> block_dim_z;
+ };
+
+ union {
+ BitField<0, 8, u32> const_buffer_enable_mask;
+ BitField<29, 2, u32> cache_layout;
+ } memory_config;
+
+ INSERT_PADDING_WORDS(0x8);
+
+ struct {
+ u32 address_low;
+ union {
+ BitField<0, 8, u32> address_high;
+ BitField<15, 17, u32> size;
+ };
+ GPUVAddr Address() const {
+ return static_cast<GPUVAddr>((static_cast<GPUVAddr>(address_high.Value()) << 32) |
+ address_low);
+ }
+ } const_buffer_config[8];
+
+ union {
+ BitField<0, 20, u32> local_pos_alloc;
+ BitField<27, 5, u32> barrier_alloc;
+ };
+
+ union {
+ BitField<0, 20, u32> local_neg_alloc;
+ BitField<24, 5, u32> gpr_alloc;
+ };
+
+ INSERT_PADDING_WORDS(0x11);
+ } launch_description;
+
+ struct {
+ u32 write_offset = 0;
+ u32 copy_size = 0;
+ std::vector<u8> inner_buffer;
+ } state{};
+
static_assert(sizeof(Regs) == Regs::NUM_REGS * sizeof(u32),
"KeplerCompute Regs has wrong size");
+ static_assert(sizeof(LaunchParams) == LaunchParams::NUM_LAUNCH_PARAMETERS * sizeof(u32),
+ "KeplerCompute LaunchParams has wrong size");
+
/// Write the value to the register identified by method.
void CallMethod(const GPU::MethodCall& method_call);
private:
+ Core::System& system;
+ VideoCore::RasterizerInterface& rasterizer;
MemoryManager& memory_manager;
+ Upload::State upload_state;
+
+ void ProcessLaunch();
};
#define ASSERT_REG_POSITION(field_name, position) \
static_assert(offsetof(KeplerCompute::Regs, field_name) == position * 4, \
"Field " #field_name " has invalid position")
+#define ASSERT_LAUNCH_PARAM_POSITION(field_name, position) \
+ static_assert(offsetof(KeplerCompute::LaunchParams, field_name) == position * 4, \
+ "Field " #field_name " has invalid position")
+
+ASSERT_REG_POSITION(upload, 0x60);
+ASSERT_REG_POSITION(exec_upload, 0x6C);
+ASSERT_REG_POSITION(data_upload, 0x6D);
ASSERT_REG_POSITION(launch, 0xAF);
+ASSERT_REG_POSITION(tsc, 0x557);
+ASSERT_REG_POSITION(tic, 0x55D);
+ASSERT_REG_POSITION(code_loc, 0x582);
+ASSERT_REG_POSITION(texture_const_buffer_index, 0x982);
+ASSERT_LAUNCH_PARAM_POSITION(program_start, 0x8);
+ASSERT_LAUNCH_PARAM_POSITION(grid_dim_x, 0xC);
+ASSERT_LAUNCH_PARAM_POSITION(shared_alloc, 0x11);
+ASSERT_LAUNCH_PARAM_POSITION(block_dim_x, 0x12);
+ASSERT_LAUNCH_PARAM_POSITION(memory_config, 0x14);
+ASSERT_LAUNCH_PARAM_POSITION(const_buffer_config, 0x1D);
#undef ASSERT_REG_POSITION
diff --git a/src/video_core/gpu.cpp b/src/video_core/gpu.cpp
index 9db6e4763..52706505b 100644
--- a/src/video_core/gpu.cpp
+++ b/src/video_core/gpu.cpp
@@ -35,7 +35,7 @@ GPU::GPU(Core::System& system, VideoCore::RendererBase& renderer) : renderer{ren
dma_pusher = std::make_unique<Tegra::DmaPusher>(*this);
maxwell_3d = std::make_unique<Engines::Maxwell3D>(system, rasterizer, *memory_manager);
fermi_2d = std::make_unique<Engines::Fermi2D>(rasterizer, *memory_manager);
- kepler_compute = std::make_unique<Engines::KeplerCompute>(*memory_manager);
+ kepler_compute = std::make_unique<Engines::KeplerCompute>(system, rasterizer, *memory_manager);
maxwell_dma = std::make_unique<Engines::MaxwellDMA>(system, rasterizer, *memory_manager);
kepler_memory = std::make_unique<Engines::KeplerMemory>(system, *memory_manager);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-02 03:10:46 +0200