citra/src/core/tracer/citrace.h
2015-07-13 22:27:21 +02:00

102 lines
2.4 KiB
C++

// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <cstdint>
namespace CiTrace {
// NOTE: Things are stored in little-endian
#pragma pack(1)
struct CTHeader {
static const char* ExpectedMagicWord() {
return "CiTr";
}
static uint32_t ExpectedVersion() {
return 1;
}
char magic[4];
uint32_t version;
uint32_t header_size;
struct {
// NOTE: Register range sizes are technically hardware-constants, but the actual limits
// aren't known. Hence we store the presumed limits along the offsets.
// Sizes are given in uint32_t units.
uint32_t gpu_registers;
uint32_t gpu_registers_size;
uint32_t lcd_registers;
uint32_t lcd_registers_size;
uint32_t pica_registers;
uint32_t pica_registers_size;
uint32_t default_attributes;
uint32_t default_attributes_size;
uint32_t vs_program_binary;
uint32_t vs_program_binary_size;
uint32_t vs_swizzle_data;
uint32_t vs_swizzle_data_size;
uint32_t vs_float_uniforms;
uint32_t vs_float_uniforms_size;
uint32_t gs_program_binary;
uint32_t gs_program_binary_size;
uint32_t gs_swizzle_data;
uint32_t gs_swizzle_data_size;
uint32_t gs_float_uniforms;
uint32_t gs_float_uniforms_size;
// Other things we might want to store here:
// - Initial framebuffer data, maybe even a full copy of FCRAM/VRAM
// - Lookup tables for fragment lighting
// - Lookup tables for procedural textures
} initial_state_offsets;
uint32_t stream_offset;
uint32_t stream_size;
};
enum CTStreamElementType : uint32_t {
FrameMarker = 0xE1,
MemoryLoad = 0xE2,
RegisterWrite = 0xE3,
};
struct CTMemoryLoad {
uint32_t file_offset;
uint32_t size;
uint32_t physical_address;
uint32_t pad;
};
struct CTRegisterWrite {
uint32_t physical_address;
enum : uint32_t {
SIZE_8 = 0xD1,
SIZE_16 = 0xD2,
SIZE_32 = 0xD3,
SIZE_64 = 0xD4
} size;
// TODO: Make it clearer which bits of this member are used for sizes other than 32 bits
uint64_t value;
};
struct CTStreamElement {
CTStreamElementType type;
union {
CTMemoryLoad memory_load;
CTRegisterWrite register_write;
};
};
#pragma pack()
}