forked from dolphin-emu/dolphin
ab53c84dcf
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6313 8ced0084-cf51-0410-be5f-012b33b47a6e
398 lines
10 KiB
C++
398 lines
10 KiB
C++
// Copyright (C) 2003 Dolphin Project.
|
|
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, version 2.0.
|
|
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License 2.0 for more details.
|
|
|
|
// A copy of the GPL 2.0 should have been included with the program.
|
|
// If not, see http://www.gnu.org/licenses/
|
|
|
|
// Official SVN repository and contact information can be found at
|
|
// http://code.google.com/p/dolphin-emu/
|
|
|
|
|
|
// http://developer.nvidia.com/object/General_FAQ.html#t6 !!!!!
|
|
|
|
|
|
|
|
#include "Common.h"
|
|
#include "VideoCommon.h"
|
|
#include "ChunkFile.h"
|
|
#include "Atomic.h"
|
|
|
|
#include "PixelEngine.h"
|
|
#include "CommandProcessor.h"
|
|
|
|
namespace PixelEngine
|
|
{
|
|
|
|
union UPEZConfReg
|
|
{
|
|
u16 Hex;
|
|
struct
|
|
{
|
|
u16 ZCompEnable : 1; // Z Comparator Enable
|
|
u16 Function : 3;
|
|
u16 ZUpdEnable : 1;
|
|
u16 : 11;
|
|
};
|
|
};
|
|
|
|
union UPEAlphaConfReg
|
|
{
|
|
u16 Hex;
|
|
struct
|
|
{
|
|
u16 BMMath : 1; // GX_BM_BLEND || GX_BM_SUBSTRACT
|
|
u16 BMLogic : 1; // GX_BM_LOGIC
|
|
u16 Dither : 1;
|
|
u16 ColorUpdEnable : 1;
|
|
u16 AlphaUpdEnable : 1;
|
|
u16 DstFactor : 3;
|
|
u16 SrcFactor : 3;
|
|
u16 Substract : 1; // Additive mode by default
|
|
u16 BlendOperator : 4;
|
|
};
|
|
};
|
|
|
|
union UPEDstAlphaConfReg
|
|
{
|
|
u16 Hex;
|
|
struct
|
|
{
|
|
u16 DstAlpha : 8;
|
|
u16 Enable : 1;
|
|
u16 : 7;
|
|
};
|
|
};
|
|
|
|
union UPEAlphaModeConfReg
|
|
{
|
|
u16 Hex;
|
|
struct
|
|
{
|
|
u16 Threshold : 8;
|
|
u16 CompareMode : 8;
|
|
};
|
|
};
|
|
|
|
// fifo Control Register
|
|
union UPECtrlReg
|
|
{
|
|
struct
|
|
{
|
|
u16 PETokenEnable : 1;
|
|
u16 PEFinishEnable : 1;
|
|
u16 PEToken : 1; // write only
|
|
u16 PEFinish : 1; // write only
|
|
u16 : 12;
|
|
};
|
|
u16 Hex;
|
|
UPECtrlReg() {Hex = 0; }
|
|
UPECtrlReg(u16 _hex) {Hex = _hex; }
|
|
};
|
|
|
|
// STATE_TO_SAVE
|
|
static UPEZConfReg m_ZConf;
|
|
static UPEAlphaConfReg m_AlphaConf;
|
|
static UPEDstAlphaConfReg m_DstAlphaConf;
|
|
static UPEAlphaModeConfReg m_AlphaModeConf;
|
|
static UPEAlphaReadReg m_AlphaRead;
|
|
static UPECtrlReg m_Control;
|
|
//static u16 m_Token; // token value most recently encountered
|
|
|
|
static bool g_bSignalTokenInterrupt;
|
|
static bool g_bSignalFinishInterrupt;
|
|
|
|
static int et_SetTokenOnMainThread;
|
|
static int et_SetFinishOnMainThread;
|
|
|
|
u16 bbox[4];
|
|
bool bbox_active;
|
|
|
|
enum
|
|
{
|
|
INT_CAUSE_PE_TOKEN = 0x200, // GP Token
|
|
INT_CAUSE_PE_FINISH = 0x400, // GP Finished
|
|
};
|
|
|
|
void DoState(PointerWrap &p)
|
|
{
|
|
p.Do(m_ZConf);
|
|
p.Do(m_AlphaConf);
|
|
p.Do(m_DstAlphaConf);
|
|
p.Do(m_AlphaModeConf);
|
|
p.Do(m_AlphaRead);
|
|
p.Do(m_Control);
|
|
p.Do(CommandProcessor::fifo.PEToken);
|
|
|
|
p.Do(g_bSignalTokenInterrupt);
|
|
p.Do(g_bSignalFinishInterrupt);
|
|
|
|
p.Do(bbox);
|
|
p.Do(bbox_active);
|
|
}
|
|
|
|
void UpdateInterrupts();
|
|
|
|
void SetToken_OnMainThread(u64 userdata, int cyclesLate);
|
|
void SetFinish_OnMainThread(u64 userdata, int cyclesLate);
|
|
|
|
void Init()
|
|
{
|
|
m_Control.Hex = 0;
|
|
|
|
et_SetTokenOnMainThread = g_VideoInitialize.pRegisterEvent("SetToken", SetToken_OnMainThread);
|
|
et_SetFinishOnMainThread = g_VideoInitialize.pRegisterEvent("SetFinish", SetFinish_OnMainThread);
|
|
|
|
bbox[0] = 0x80;
|
|
bbox[1] = 0xA0;
|
|
bbox[2] = 0x80;
|
|
bbox[3] = 0xA0;
|
|
|
|
bbox_active = false;
|
|
}
|
|
|
|
void Read16(u16& _uReturnValue, const u32 _iAddress)
|
|
{
|
|
DEBUG_LOG(PIXELENGINE, "(r16) 0x%08x", _iAddress);
|
|
|
|
switch (_iAddress & 0xFFF)
|
|
{
|
|
// CPU Direct Access EFB Raster State Config
|
|
case PE_ZCONF:
|
|
_uReturnValue = m_ZConf.Hex;
|
|
INFO_LOG(PIXELENGINE, "(r16) ZCONF");
|
|
break;
|
|
case PE_ALPHACONF:
|
|
// Most games read this early. no idea why.
|
|
_uReturnValue = m_AlphaConf.Hex;
|
|
INFO_LOG(PIXELENGINE, "(r16) ALPHACONF");
|
|
break;
|
|
case PE_DSTALPHACONF:
|
|
_uReturnValue = m_DstAlphaConf.Hex;
|
|
INFO_LOG(PIXELENGINE, "(r16) DSTALPHACONF");
|
|
break;
|
|
case PE_ALPHAMODE:
|
|
_uReturnValue = m_AlphaModeConf.Hex;
|
|
INFO_LOG(PIXELENGINE, "(r16) ALPHAMODE");
|
|
break;
|
|
case PE_ALPHAREAD:
|
|
_uReturnValue = m_AlphaRead.Hex;
|
|
WARN_LOG(PIXELENGINE, "(r16) ALPHAREAD");
|
|
break;
|
|
|
|
case PE_CTRL_REGISTER:
|
|
_uReturnValue = m_Control.Hex;
|
|
INFO_LOG(PIXELENGINE, "(r16) CTRL_REGISTER : %04x", _uReturnValue);
|
|
break;
|
|
|
|
case PE_TOKEN_REG:
|
|
_uReturnValue = CommandProcessor::fifo.PEToken;
|
|
INFO_LOG(PIXELENGINE, "(r16) TOKEN_REG : %04x", _uReturnValue);
|
|
break;
|
|
|
|
// The return values for these BBOX registers need to be gotten from the bounding box of the object.
|
|
// See http://code.google.com/p/dolphin-emu/issues/detail?id=360#c74 for more details.
|
|
|
|
// 0x80, 0xa0, 0x80, 0xa0 makes Paper Mario happy.
|
|
case PE_BBOX_LEFT: _uReturnValue = bbox[0]; INFO_LOG(PIXELENGINE, "R: BBOX_LEFT = %i", bbox[0]); bbox_active = false; break;
|
|
case PE_BBOX_RIGHT: _uReturnValue = bbox[1]; INFO_LOG(PIXELENGINE, "R: BBOX_RIGHT = %i", bbox[1]); bbox_active = false; break;
|
|
case PE_BBOX_TOP: _uReturnValue = bbox[2]; INFO_LOG(PIXELENGINE, "R: BBOX_TOP = %i", bbox[2]); bbox_active = false; break;
|
|
case PE_BBOX_BOTTOM: _uReturnValue = bbox[3]; INFO_LOG(PIXELENGINE, "R: BBOX_BOTTOM = %i", bbox[3]); bbox_active = false; break;
|
|
|
|
case PE_PERF_0L:
|
|
case PE_PERF_0H:
|
|
case PE_PERF_1L:
|
|
case PE_PERF_1H:
|
|
case PE_PERF_2L:
|
|
case PE_PERF_2H:
|
|
case PE_PERF_3L:
|
|
case PE_PERF_3H:
|
|
case PE_PERF_4L:
|
|
case PE_PERF_4H:
|
|
case PE_PERF_5L:
|
|
case PE_PERF_5H:
|
|
INFO_LOG(PIXELENGINE, "(r16) perf counter @ %08x", _iAddress);
|
|
break;
|
|
|
|
default:
|
|
INFO_LOG(PIXELENGINE, "(r16) unknown @ %08x", _iAddress);
|
|
_uReturnValue = 1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
void Write16(const u16 _iValue, const u32 _iAddress)
|
|
{
|
|
switch (_iAddress & 0xFFF)
|
|
{
|
|
// CPU Direct Access EFB Raster State Config
|
|
case PE_ZCONF:
|
|
m_ZConf.Hex = _iValue;
|
|
INFO_LOG(PIXELENGINE, "(w16) ZCONF: %02x", _iValue);
|
|
break;
|
|
case PE_ALPHACONF:
|
|
m_AlphaConf.Hex = _iValue;
|
|
INFO_LOG(PIXELENGINE, "(w16) ALPHACONF: %02x", _iValue);
|
|
break;
|
|
case PE_DSTALPHACONF:
|
|
m_DstAlphaConf.Hex = _iValue;
|
|
INFO_LOG(PIXELENGINE, "(w16) DSTALPHACONF: %02x", _iValue);
|
|
break;
|
|
case PE_ALPHAMODE:
|
|
m_AlphaModeConf.Hex = _iValue;
|
|
INFO_LOG(PIXELENGINE, "(w16) ALPHAMODE: %02x", _iValue);
|
|
break;
|
|
case PE_ALPHAREAD:
|
|
m_AlphaRead.Hex = _iValue;
|
|
INFO_LOG(PIXELENGINE, "(w16) ALPHAREAD: %02x", _iValue);
|
|
break;
|
|
|
|
case PE_CTRL_REGISTER:
|
|
{
|
|
UPECtrlReg tmpCtrl(_iValue);
|
|
|
|
if (tmpCtrl.PEToken) g_bSignalTokenInterrupt = false;
|
|
if (tmpCtrl.PEFinish) g_bSignalFinishInterrupt = false;
|
|
|
|
m_Control.PETokenEnable = tmpCtrl.PETokenEnable;
|
|
m_Control.PEFinishEnable = tmpCtrl.PEFinishEnable;
|
|
m_Control.PEToken = 0; // this flag is write only
|
|
m_Control.PEFinish = 0; // this flag is write only
|
|
|
|
DEBUG_LOG(PIXELENGINE, "(w16) CTRL_REGISTER: 0x%04x", _iValue);
|
|
UpdateInterrupts();
|
|
}
|
|
break;
|
|
|
|
case PE_TOKEN_REG:
|
|
//LOG(PIXELENGINE,"WEIRD: program wrote token: %i",_iValue);
|
|
PanicAlert("(w16) WTF? PowerPC program wrote token: %i", _iValue);
|
|
//only the gx pipeline is supposed to be able to write here
|
|
//g_token = _iValue;
|
|
break;
|
|
|
|
default:
|
|
WARN_LOG(PIXELENGINE, "(w16) unknown %04x @ %08x", _iValue, _iAddress);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void Write32(const u32 _iValue, const u32 _iAddress)
|
|
{
|
|
WARN_LOG(PIXELENGINE, "(w32) 0x%08x @ 0x%08x IGNORING...",_iValue,_iAddress);
|
|
}
|
|
|
|
bool AllowIdleSkipping()
|
|
{
|
|
return !g_VideoInitialize.bOnThread|| (!m_Control.PETokenEnable && !m_Control.PEFinishEnable);
|
|
}
|
|
|
|
void UpdateInterrupts()
|
|
{
|
|
// check if there is a token-interrupt
|
|
if (g_bSignalTokenInterrupt & m_Control.PETokenEnable)
|
|
g_VideoInitialize.pSetInterrupt(INT_CAUSE_PE_TOKEN, true);
|
|
else
|
|
g_VideoInitialize.pSetInterrupt(INT_CAUSE_PE_TOKEN, false);
|
|
|
|
// check if there is a finish-interrupt
|
|
if (g_bSignalFinishInterrupt & m_Control.PEFinishEnable)
|
|
g_VideoInitialize.pSetInterrupt(INT_CAUSE_PE_FINISH, true);
|
|
else
|
|
g_VideoInitialize.pSetInterrupt(INT_CAUSE_PE_FINISH, false);
|
|
}
|
|
|
|
// TODO(mb2): Refactor SetTokenINT_OnMainThread(u64 userdata, int cyclesLate).
|
|
// Think about the right order between tokenVal and tokenINT... one day maybe.
|
|
// Cleanup++
|
|
|
|
// Called only if BPMEM_PE_TOKEN_INT_ID is ack by GP
|
|
void SetToken_OnMainThread(u64 userdata, int cyclesLate)
|
|
{
|
|
//if (userdata >> 16)
|
|
//{
|
|
g_bSignalTokenInterrupt = true;
|
|
//_dbg_assert_msg_(PIXELENGINE, (CommandProcessor::fifo.PEToken == (userdata&0xFFFF)), "WTF? BPMEM_PE_TOKEN_INT_ID's token != BPMEM_PE_TOKEN_ID's token" );
|
|
INFO_LOG(PIXELENGINE, "VIDEO Plugin raises INT_CAUSE_PE_TOKEN (btw, token: %04x)", CommandProcessor::fifo.PEToken);
|
|
UpdateInterrupts();
|
|
//}
|
|
//else
|
|
// LOGV(PIXELENGINE, 1, "VIDEO Plugin wrote token: %i", CommandProcessor::fifo.PEToken);
|
|
}
|
|
|
|
void SetFinish_OnMainThread(u64 userdata, int cyclesLate)
|
|
{
|
|
g_bSignalFinishInterrupt = 1;
|
|
UpdateInterrupts();
|
|
}
|
|
|
|
// SetToken
|
|
// THIS IS EXECUTED FROM VIDEO THREAD
|
|
void SetToken(const u16 _token, const int _bSetTokenAcknowledge)
|
|
{
|
|
// TODO?: set-token-value and set-token-INT could be merged since set-token-INT own the token value.
|
|
if (_bSetTokenAcknowledge) // set token INT
|
|
{
|
|
// This seems smelly...
|
|
CommandProcessor::IncrementGPWDToken(); // for DC watchdog hack since PEToken seems to be a frame-finish too
|
|
g_VideoInitialize.pScheduleEvent_Threadsafe(
|
|
0, et_SetTokenOnMainThread, _token | (_bSetTokenAcknowledge << 16), true);
|
|
}
|
|
else // set token value
|
|
{
|
|
// we do it directly from videoThread because of
|
|
// Super Monkey Ball
|
|
// XXX: No 16-bit atomic store available, so cheat and use 32-bit.
|
|
// That's what we've always done. We're counting on fifo.PEToken to be
|
|
// 4-byte padded.
|
|
Common::AtomicStore(*(volatile u32*)&CommandProcessor::fifo.PEToken, _token);
|
|
}
|
|
}
|
|
|
|
// SetFinish
|
|
// THIS IS EXECUTED FROM VIDEO THREAD (BPStructs.cpp) when a new frame has been drawn
|
|
void SetFinish()
|
|
{
|
|
CommandProcessor::IncrementGPWDToken(); // for DC watchdog hack
|
|
g_VideoInitialize.pScheduleEvent_Threadsafe(
|
|
0, et_SetFinishOnMainThread, 0, true);
|
|
INFO_LOG(PIXELENGINE, "VIDEO Set Finish");
|
|
}
|
|
|
|
//This function is used in CommandProcessor when write CTRL_REGISTER and the new fifo is attached.
|
|
void ResetSetFinish()
|
|
{
|
|
//if SetFinish happened but PE_CTRL_REGISTER not, I reset the interrupt else
|
|
//remove event from the queque
|
|
if (g_bSignalFinishInterrupt)
|
|
{
|
|
g_VideoInitialize.pSetInterrupt(INT_CAUSE_PE_FINISH, false);
|
|
g_bSignalFinishInterrupt = false;
|
|
|
|
}else
|
|
{
|
|
g_VideoInitialize.pRemoveEvent(et_SetFinishOnMainThread);
|
|
}
|
|
}
|
|
|
|
void ResetSetToken()
|
|
{
|
|
if (g_bSignalTokenInterrupt)
|
|
{
|
|
g_VideoInitialize.pSetInterrupt(INT_CAUSE_PE_TOKEN, false);
|
|
g_bSignalTokenInterrupt = false;
|
|
|
|
}else
|
|
{
|
|
g_VideoInitialize.pRemoveEvent(et_SetTokenOnMainThread);
|
|
}
|
|
}
|
|
} // end of namespace PixelEngine
|