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// Copyright 2020 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <memory>
#include <vector>
#include "common/bit_field.h"
#include "common/common_types.h"
#include "video_core/command_classes/sync_manager.h"
namespace Tegra {
class GPU;
class Host1x;
class Nvdec;
class Vic;
enum class ChSubmissionMode : u32 {
SetClass = 0,
Incrementing = 1,
NonIncrementing = 2,
Mask = 3,
Immediate = 4,
Restart = 5,
Gather = 6,
};
enum class ChClassId : u32 {
NoClass = 0x0,
Host1x = 0x1,
VideoEncodeMpeg = 0x20,
VideoEncodeNvEnc = 0x21,
VideoStreamingVi = 0x30,
VideoStreamingIsp = 0x32,
VideoStreamingIspB = 0x34,
VideoStreamingViI2c = 0x36,
GraphicsVic = 0x5d,
Graphics3D = 0x60,
GraphicsGpu = 0x61,
Tsec = 0xe0,
TsecB = 0xe1,
NvJpg = 0xc0,
NvDec = 0xf0
};
union ChCommandHeader {
u32 raw;
BitField<0, 16, u32> value;
BitField<16, 12, u32> method_offset;
BitField<28, 4, ChSubmissionMode> submission_mode;
};
static_assert(sizeof(ChCommandHeader) == sizeof(u32), "ChCommand header is an invalid size");
struct ChCommand {
ChClassId class_id{};
int method_offset{};
std::vector<u32> arguments;
};
using ChCommandHeaderList = std::vector<ChCommandHeader>;
using ChCommandList = std::vector<ChCommand>;
struct ThiRegisters {
u32_le increment_syncpt{};
INSERT_PADDING_WORDS(1);
u32_le increment_syncpt_error{};
u32_le ctx_switch_incremement_syncpt{};
INSERT_PADDING_WORDS(4);
u32_le ctx_switch{};
INSERT_PADDING_WORDS(1);
u32_le ctx_syncpt_eof{};
INSERT_PADDING_WORDS(5);
u32_le method_0{};
u32_le method_1{};
INSERT_PADDING_WORDS(12);
u32_le int_status{};
u32_le int_mask{};
};
enum class ThiMethod : u32 {
IncSyncpt = offsetof(ThiRegisters, increment_syncpt) / sizeof(u32),
SetMethod0 = offsetof(ThiRegisters, method_0) / sizeof(u32),
SetMethod1 = offsetof(ThiRegisters, method_1) / sizeof(u32),
};
class CDmaPusher {
public:
explicit CDmaPusher(GPU& gpu_);
~CDmaPusher();
/// Process the command entry
void ProcessEntries(ChCommandHeaderList&& entries);
private:
/// Invoke command class devices to execute the command based on the current state
void ExecuteCommand(u32 state_offset, u32 data);
/// Write arguments value to the ThiRegisters member at the specified offset
void ThiStateWrite(ThiRegisters& state, u32 offset, u32 argument);
GPU& gpu;
std::shared_ptr<Tegra::Nvdec> nvdec_processor;
std::unique_ptr<Tegra::Vic> vic_processor;
std::unique_ptr<Tegra::Host1x> host1x_processor;
std::unique_ptr<SyncptIncrManager> sync_manager;
ChClassId current_class{};
ThiRegisters vic_thi_state{};
ThiRegisters nvdec_thi_state{};
u32 count{};
u32 offset{};
u32 mask{};
bool incrementing{};
};
} // namespace Tegra
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