Play-/Source/ee/GIF.h
2018-04-30 21:01:23 +01:00

94 lines
1.9 KiB
C++

#pragma once
#include "Types.h"
#include "zip/ZipArchiveWriter.h"
#include "zip/ZipArchiveReader.h"
#include "../gs/GSHandler.h"
#include "../Profiler.h"
class CGIF
{
public:
enum REGISTER
{
GIF_STAT = 0x10003020
};
enum
{
GIF_STAT_M3P = 0x002,
GIF_STAT_APATH3 = 0xC00,
};
enum
{
REGS_START = 0x10003000,
REGS_END = 0x100030B0,
};
struct TAG
{
unsigned int loops : 15;
unsigned int eop : 1;
unsigned int reserved0 : 16;
unsigned int reserved1 : 14;
unsigned int pre : 1;
unsigned int prim : 11;
unsigned int cmd : 2;
unsigned int nreg : 4;
uint64 regs;
};
static_assert(sizeof(TAG) == 0x10, "Size of TAG must be 16 bytes.");
CGIF(CGSHandler*&, uint8*, uint8*);
virtual ~CGIF() = default;
void Reset();
uint32 ReceiveDMA(uint32, uint32, uint32, bool);
uint32 ProcessSinglePacket(const uint8*, uint32, uint32, const CGsPacketMetadata&);
uint32 ProcessMultiplePackets(const uint8*, uint32, uint32, const CGsPacketMetadata&);
uint32 GetRegister(uint32);
void SetRegister(uint32, uint32);
CGSHandler* GetGsHandler();
void SetPath3Masked(bool);
void LoadState(Framework::CZipArchiveReader&);
void SaveState(Framework::CZipArchiveWriter&);
private:
enum SIGNAL_STATE
{
SIGNAL_STATE_NONE,
SIGNAL_STATE_ENCOUNTERED,
SIGNAL_STATE_PENDING,
};
uint32 ProcessPacked(CGSHandler::RegisterWriteList&, const uint8*, uint32, uint32);
uint32 ProcessRegList(CGSHandler::RegisterWriteList&, const uint8*, uint32, uint32);
uint32 ProcessImage(const uint8*, uint32, uint32);
void DisassembleGet(uint32);
void DisassembleSet(uint32, uint32);
bool m_path3Masked = false;
uint32 m_activePath = 0;
uint16 m_loops;
uint8 m_cmd;
uint8 m_regs;
uint8 m_regsTemp;
uint64 m_regList;
bool m_eop;
uint32 m_qtemp;
SIGNAL_STATE m_signalState = SIGNAL_STATE_NONE;
uint8* m_ram;
uint8* m_spr;
CGSHandler*& m_gs;
CProfiler::ZoneHandle m_gifProfilerZone = 0;
};