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// Copyright 2018 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <memory>
#include <unordered_map>
#include <vector>
#include "common/common_types.h"
#include "core/hle/service/nvflinger/buffer_queue.h"
#include "video_core/memory_manager.h"
namespace Tegra {
/**
* Struct describing framebuffer configuration
*/
struct FramebufferConfig {
enum class PixelFormat : u32 {
ABGR8 = 1,
};
/**
* Returns the number of bytes per pixel.
*/
static u32 BytesPerPixel(PixelFormat format) {
switch (format) {
case PixelFormat::ABGR8:
return 4;
}
UNREACHABLE();
}
VAddr address;
u32 offset;
u32 width;
u32 height;
u32 stride;
PixelFormat pixel_format;
using TransformFlags = Service::NVFlinger::BufferQueue::BufferTransformFlags;
TransformFlags transform_flags;
};
namespace Engines {
class Fermi2D;
class Maxwell3D;
class MaxwellCompute;
} // namespace Engines
enum class EngineID {
FERMI_TWOD_A = 0x902D, // 2D Engine
MAXWELL_B = 0xB197, // 3D Engine
MAXWELL_COMPUTE_B = 0xB1C0,
KEPLER_INLINE_TO_MEMORY_B = 0xA140,
MAXWELL_DMA_COPY_A = 0xB0B5,
};
class GPU final {
public:
GPU();
~GPU();
/// Processes a command list stored at the specified address in GPU memory.
void ProcessCommandList(GPUVAddr address, u32 size);
std::unique_ptr<MemoryManager> memory_manager;
Engines::Maxwell3D& Maxwell3D() {
return *maxwell_3d;
}
private:
static constexpr u32 InvalidGraphMacroEntry = 0xFFFFFFFF;
/// Writes a single register in the engine bound to the specified subchannel
void WriteReg(u32 method, u32 subchannel, u32 value, u32 remaining_params);
/// Mapping of command subchannels to their bound engine ids.
std::unordered_map<u32, EngineID> bound_engines;
/// 3D engine
std::unique_ptr<Engines::Maxwell3D> maxwell_3d;
/// 2D engine
std::unique_ptr<Engines::Fermi2D> fermi_2d;
/// Compute engine
std::unique_ptr<Engines::MaxwellCompute> maxwell_compute;
/// Entry of the macro that is currently being uploaded
u32 current_macro_entry = InvalidGraphMacroEntry;
/// Code being uploaded for the current macro
std::vector<u32> current_macro_code;
};
} // namespace Tegra
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