ShuriZma
/
dolphin
mirror of https://github.com/dolphin-emu/dolphin.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Bunch of fix for DC mode (Metroid starts now,etc.). Look stable now but need to be seriously tested. CriticalSection shouldn't be needed anymore. TODO: linux and fix that High/LowWaterMark problem (CPU waste is time waiting for an empty fifo for now) 

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@791 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
memberTwo.mb2 2008-10-07 21:39:50 +00:00
parent 26552968b7
commit 0464cba75e
5 changed files with 120 additions and 58 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

127
Source/Core/Core/Src/HW/CommandProcessor.cpp
View File

@ -156,7 +156,7 @@ void Init()
et_UpdateInterrupts = CoreTiming::RegisterEvent("UpdateInterrupts", UpdateInterrupts_Wrapper);
#ifdef _WIN32
InitializeCriticalSection(&fifo.sync);
//InitializeCriticalSection(&fifo.sync);
#else
fifo.sync = new Common::CriticalSection(0);
#endif
@ -174,12 +174,16 @@ void Read16(u16& _rReturnValue, const u32 _Address)
LOG(COMMANDPROCESSOR, "(r): 0x%08x", _Address);
if (Core::g_CoreStartupParameter.bUseDualCore)
{
if ((_Address&0xFFF)>=0x20)
//if ((_Address&0xFFF)>=0x20)
{
while (fifo.bFF_GPReadEnable && fifo.CPReadWriteDistance > 0 &&
!(fifo.bFF_BPEnable && fifo.bFF_Breakpoint))
;
fifo.bPauseRead = true;
// Wait for GPU to catch up
// TODO (mb2) fix the H/LWM thing with CPReadWriteDistance
// instead of stupidly waiting for a complete fifo flush
u32 ct=0;
while (fifo.bFF_GPReadEnable && fifo.CPReadWriteDistance > 0 && !(fifo.bFF_BPEnable && fifo.bFF_Breakpoint))
//while (fifo.bFF_GPReadEnable && fifo.CPReadWriteDistance > fifo.CPHiWatermark && !(fifo.bFF_BPEnable && fifo.bFF_Breakpoint))
ct++;
if (ct) {LOG(COMMANDPROCESSOR, "(Read16): %lu cycle for nothing :[ ", ct);}
}
}
@ -203,12 +207,30 @@ void Read16(u16& _rReturnValue, const u32 _Address)
case FIFO_HI_WATERMARK_HI: _rReturnValue = ReadHigh(fifo.CPHiWatermark); return;
case FIFO_LO_WATERMARK_LO: _rReturnValue = ReadLow (fifo.CPLoWatermark); return;
case FIFO_LO_WATERMARK_HI: _rReturnValue = ReadHigh(fifo.CPLoWatermark); return;
case FIFO_RW_DISTANCE_LO: _rReturnValue = ReadLow (fifo.CPReadWriteDistance); return;
case FIFO_RW_DISTANCE_HI: _rReturnValue = ReadHigh(fifo.CPReadWriteDistance); return;
case FIFO_WRITE_POINTER_LO: _rReturnValue = ReadLow (fifo.CPWritePointer); return;
case FIFO_WRITE_POINTER_HI: _rReturnValue = ReadHigh(fifo.CPWritePointer); return;
case FIFO_READ_POINTER_LO: _rReturnValue = ReadLow (fifo.CPReadPointer); return;
case FIFO_READ_POINTER_HI: _rReturnValue = ReadHigh(fifo.CPReadPointer); return;
case FIFO_RW_DISTANCE_LO:
_rReturnValue = ReadLow (fifo.CPReadWriteDistance);
//LOG(COMMANDPROCESSOR,"read FIFO_RW_DISTANCE_LO : %04x", _rReturnValue);
return;
case FIFO_RW_DISTANCE_HI:
_rReturnValue = ReadHigh(fifo.CPReadWriteDistance);
//LOG(COMMANDPROCESSOR,"read FIFO_RW_DISTANCE_HI : %04x", _rReturnValue);
return;
case FIFO_WRITE_POINTER_LO:
_rReturnValue = ReadLow (fifo.CPWritePointer);
//LOG(COMMANDPROCESSOR,"read FIFO_WRITE_POINTER_LO : %04x", _rReturnValue);
return;
case FIFO_WRITE_POINTER_HI:
_rReturnValue = ReadHigh(fifo.CPWritePointer);
//LOG(COMMANDPROCESSOR,"read FIFO_WRITE_POINTER_HI : %04x", _rReturnValue);
return;
case FIFO_READ_POINTER_LO:
_rReturnValue = ReadLow (fifo.CPReadPointer);
//LOG(COMMANDPROCESSOR,"read FIFO_READ_POINTER_LO : %04x", _rReturnValue);
return;
case FIFO_READ_POINTER_HI:
_rReturnValue = ReadHigh(fifo.CPReadPointer);
//LOG(COMMANDPROCESSOR,"read FIFO_READ_POINTER_HI : %04x", _rReturnValue);
return;
case FIFO_BP_LO: _rReturnValue = ReadLow (fifo.CPBreakpoint); return;
case FIFO_BP_HI: _rReturnValue = ReadHigh(fifo.CPBreakpoint); return;
@ -227,7 +249,6 @@ void Read16(u16& _rReturnValue, const u32 _Address)
return;
}
fifo.bPauseRead = false;
}
bool AllowIdleSkipping()
@ -245,15 +266,20 @@ void Write16(const u16 _Value, const u32 _Address)
if (Core::g_CoreStartupParameter.bUseDualCore)
{
if ((_Address&0xFFF) >= 0x20)
//if ((_Address&0xFFF) >= 0x20) // <- FIXME (mb2) it was a good idea
{
while (fifo.bFF_GPReadEnable && fifo.CPReadWriteDistance > 0 &&
!(fifo.bFF_BPEnable && fifo.bFF_Breakpoint))
;
fifo.bPauseRead = true;
// Wait for GPU to catch up
// TODO (mb2) fix the H/LWM thing with CPReadWriteDistance
// instead of stupidly waiting for complete fifo flush
u32 ct=0;
while (fifo.bFF_GPReadEnable && fifo.CPReadWriteDistance > 0 && !(fifo.bFF_BPEnable && fifo.bFF_Breakpoint))
//while (fifo.bFF_GPReadEnable && fifo.CPReadWriteDistance > fifo.CPHiWatermark && !(fifo.bFF_BPEnable && fifo.bFF_Breakpoint))
ct++;
if (ct) {LOG(COMMANDPROCESSOR, "(Write16): %lu cycles for nothing :[ ", ct);}
//fifo.bPauseRead = true;
}
#ifdef _WIN32
EnterCriticalSection(&fifo.sync);
//EnterCriticalSection(&fifo.sync);
#else
fifo.sync->Enter();
#endif
@ -276,7 +302,9 @@ void Write16(const u16 _Value, const u32 _Address)
{
m_CPStatusReg.Breakpoint = 0;
}
fifo.bFF_Breakpoint = m_CPStatusReg.Breakpoint;
//fifo.bFF_Breakpoint = m_CPStatusReg.Breakpoint;
fifo.bFF_Breakpoint = m_CPStatusReg.Breakpoint ? true : false;
//LOG(COMMANDPROCESSOR,"fifo.bFF_Breakpoint : %i",fifo.bFF_Breakpoint);
// update interrupts
UpdateInterrupts();
@ -292,6 +320,7 @@ void Write16(const u16 _Value, const u32 _Address)
fifo.bFF_GPReadEnable = m_CPCtrlReg.GPReadEnable ? true : false;
fifo.bFF_GPLinkEnable = m_CPCtrlReg.GPLinkEnable ? true : false;
fifo.bFF_BPEnable = m_CPCtrlReg.BPEnable ? true : false;
//LOG(COMMANDPROCESSOR,"bFF_GPReadEnable: %i bFF_GPLinkEnable: %i bFF_BPEnable: %i", fifo.bFF_GPReadEnable, fifo.bFF_GPLinkEnable, fifo.bFF_BPEnable);
UpdateInterrupts();
@ -317,35 +346,53 @@ void Write16(const u16 _Value, const u32 _Address)
case FIFO_END_HI: WriteHigh((u32 &)fifo.CPEnd, _Value); fifo.CPEnd &= 0xFFFFFFE0; break;
// Hm. Should we really & these with FFFFFFE0?
case FIFO_WRITE_POINTER_LO: WriteLow ((u32 &)fifo.CPWritePointer, _Value); fifo.CPWritePointer &= 0xFFFFFFE0; break;
case FIFO_WRITE_POINTER_HI: WriteHigh((u32 &)fifo.CPWritePointer, _Value); fifo.CPWritePointer &= 0xFFFFFFE0; break;
case FIFO_READ_POINTER_LO: WriteLow ((u32 &)fifo.CPReadPointer, _Value); fifo.CPReadPointer &= 0xFFFFFFE0; break;
case FIFO_READ_POINTER_HI: WriteHigh((u32 &)fifo.CPReadPointer, _Value); fifo.CPReadPointer &= 0xFFFFFFE0; break;
case FIFO_WRITE_POINTER_LO:
WriteLow ((u32 &)fifo.CPWritePointer, _Value); fifo.CPWritePointer &= 0xFFFFFFE0;
//LOG(COMMANDPROCESSOR,"write to FIFO_WRITE_POINTER_LO : %04x", _Value);
break;
case FIFO_WRITE_POINTER_HI:
WriteHigh((u32 &)fifo.CPWritePointer, _Value); fifo.CPWritePointer &= 0xFFFFFFE0;
//LOG(COMMANDPROCESSOR,"write to FIFO_WRITE_POINTER_HI : %04x", _Value);
break;
case FIFO_READ_POINTER_LO:
WriteLow ((u32 &)fifo.CPReadPointer, _Value); fifo.CPReadPointer &= 0xFFFFFFE0;
//LOG(COMMANDPROCESSOR,"write to FIFO_READ_POINTER_LO : %04x", _Value);
break;
case FIFO_READ_POINTER_HI:
WriteHigh((u32 &)fifo.CPReadPointer, _Value); fifo.CPReadPointer &= 0xFFFFFFE0;
//LOG(COMMANDPROCESSOR,"write to FIFO_READ_POINTER_HI : %04x", _Value);
break;
case FIFO_HI_WATERMARK_LO: WriteLow ((u32 &)fifo.CPHiWatermark, _Value); break;
case FIFO_HI_WATERMARK_HI: WriteHigh((u32 &)fifo.CPHiWatermark, _Value); break;
case FIFO_LO_WATERMARK_LO: WriteLow ((u32 &)fifo.CPLoWatermark, _Value); break;
case FIFO_LO_WATERMARK_HI: WriteHigh((u32 &)fifo.CPLoWatermark, _Value); break;
case FIFO_BP_LO: WriteLow ((u32 &)fifo.CPBreakpoint, _Value); break;
case FIFO_BP_HI: WriteHigh((u32 &)fifo.CPBreakpoint, _Value); break;
case FIFO_BP_LO:
WriteLow ((u32 &)fifo.CPBreakpoint, _Value);
//LOG(COMMANDPROCESSOR,"write to FIFO_BP_LO : %04x", _Value);
break;
case FIFO_BP_HI:
WriteHigh((u32 &)fifo.CPBreakpoint, _Value);
//LOG(COMMANDPROCESSOR,"write to FIFO_BP_LO : %04x", _Value);
break;
// ignored writes
case FIFO_RW_DISTANCE_HI:
case FIFO_RW_DISTANCE_LO:
//LOG(COMMANDPROCESSOR,"try to write to %s : %04x",(_Address & FIFO_RW_DISTANCE_HI) ? "FIFO_RW_DISTANCE_HI" : "FIFO_RW_DISTANCE_LO", _Value);
break;
}
// update the registers and run the fifo
// This will recursively enter fifo.sync, TODO(ector): is this good?
UpdateFifoRegister();
if (Core::g_CoreStartupParameter.bUseDualCore)
//if (Core::g_CoreStartupParameter.bUseDualCore)
#ifdef _WIN32
LeaveCriticalSection(&fifo.sync);
//LeaveCriticalSection(&fifo.sync);
#else
fifo.sync->Leave();
#endif
fifo.bPauseRead = false; // pauseread is not actually used anywhere! TOOD(ector): huh!
}
void Read32(u32& _rReturnValue, const u32 _Address)
@ -373,9 +420,16 @@ void GatherPipeBursted()
fifo.CPWritePointer = fifo.CPBase;
// Wait for GPU to catch up
while (!(fifo.bFF_BPEnable && fifo.bFF_Breakpoint) &&
fifo.CPReadWriteDistance > (s32)fifo.CPHiWatermark)
Common::SleepCurrentThread(1);
// TODO (mb2) fix the H/LWM thing with CPReadWriteDistance
// instead of stupidly waiting for a complete fifo flush
u32 ct=0;
//while (!(fifo.bFF_BPEnable && fifo.bFF_Breakpoint) && fifo.CPReadWriteDistance > 0)
while (!(fifo.bFF_BPEnable && fifo.bFF_Breakpoint) && fifo.CPReadWriteDistance > (s32)fifo.CPHiWatermark)
//Common::SleepCurrentThread(1000); // 1s for test. We shouldn't fall here ever
ct++;
if (ct) {LOG(COMMANDPROCESSOR, "(GatherPipeBursted): %lu cycle for nothing :[ ", ct);}
#ifdef _WIN32
InterlockedExchangeAdd((LONG*)&fifo.CPReadWriteDistance, GPFifo::GATHER_PIPE_SIZE);
#else
@ -476,11 +530,12 @@ void UpdateFifoRegister()
//#endif
int wp = fifo.CPWritePointer;
int rp = fifo.CPReadPointer;
int dist;
if (wp >= rp)
fifo.CPReadWriteDistance = wp - rp;
dist = wp - rp;
else
fifo.CPReadWriteDistance = (wp - fifo.CPBase) +
(fifo.CPEnd - rp);
dist = (wp - fifo.CPBase) + (fifo.CPEnd - rp);
InterlockedExchange((LONG*)&fifo.CPReadWriteDistance,dist);
//#ifdef _WIN32
// not needed since we are already in the critical section in DC mode (see write16)
// if (Core::g_CoreStartupParameter.bUseDualCore) LeaveCriticalSection(&fifo.sync);
@ -502,6 +557,8 @@ void UpdateInterrupts()
void UpdateInterruptsFromVideoPlugin()
{
if (fifo.bFF_Breakpoint) // implicit since only BP trigger (see fifo.cpp) can call this
m_CPStatusReg.Breakpoint = 1;
CoreTiming::ScheduleEvent_Threadsafe(0, et_UpdateInterrupts);
}

28
Source/Core/VideoCommon/Src/Fifo.cpp
View File

@ -122,8 +122,9 @@ void Fifo_EnterLoop(const SVideoInitialize &video_initialize)
#if defined(THREAD_VIDEO_WAKEUP_ONIDLE) && defined(_WIN32)
while(_fifo.CPReadWriteDistance > 0)
#else
int count = 200;
while(_fifo.CPReadWriteDistance > 0 && count)
//int count = 200;
//while(_fifo.CPReadWriteDistance > 0 && count)
while(_fifo.bFF_GPReadEnable && (_fifo.CPReadWriteDistance > 0) )// && count)
#endif
{
// check if we are on a breakpoint
@ -131,7 +132,8 @@ void Fifo_EnterLoop(const SVideoInitialize &video_initialize)
{
if (_fifo.CPReadPointer == _fifo.CPBreakpoint)
{
_fifo.bFF_Breakpoint = 1;
//_fifo.bFF_Breakpoint = 1;
InterlockedExchange((LONG*)&_fifo.bFF_Breakpoint, true);
video_initialize.pUpdateInterrupts();
break;
}
@ -140,29 +142,33 @@ void Fifo_EnterLoop(const SVideoInitialize &video_initialize)
// read the data and send it to the VideoPlugin
u8 *uData = video_initialize.pGetMemoryPointer(_fifo.CPReadPointer);
#ifdef _WIN32
EnterCriticalSection(&_fifo.sync);
//EnterCriticalSection(&_fifo.sync);
#else
_fifo.sync->Enter();
#endif
_fifo.CPReadPointer += 32;
//_fifo.CPReadPointer += 32;
Video_SendFifoData(uData);
u32 readPtr = _fifo.CPReadPointer+32;
if (readPtr >= _fifo.CPEnd)
readPtr = _fifo.CPBase;
InterlockedExchange((LONG*)&_fifo.CPReadPointer, readPtr);
#ifdef _WIN32
InterlockedExchangeAdd((LONG*)&_fifo.CPReadWriteDistance, -32);
LeaveCriticalSection(&_fifo.sync);
//LeaveCriticalSection(&_fifo.sync);
#else
Common::InterlockedExchangeAdd((int*)&_fifo.CPReadWriteDistance, -32);
_fifo.sync->Leave();
#endif
// increase the ReadPtr
if (_fifo.CPReadPointer >= _fifo.CPEnd)
/*if (_fifo.CPReadPointer >= _fifo.CPEnd)
{
_fifo.CPReadPointer = _fifo.CPBase;
//_fifo.CPReadPointer = _fifo.CPBase;
InterlockedExchange((LONG*)&_fifo.CPReadPointer, _fifo.CPBase);
//LOG(COMMANDPROCESSOR, "BUFFER LOOP");
}
}/**/
#ifndef THREAD_VIDEO_WAKEUP_ONIDLE
count--;
//count--;
#endif
}
}

3
Source/PluginSpecs/pluginspecs_video.h
View File

@ -39,9 +39,8 @@ typedef struct
volatile bool bFF_BPEnable;
volatile bool bFF_GPLinkEnable;
volatile bool bFF_Breakpoint;
volatile bool bPauseRead;
#ifdef _WIN32
CRITICAL_SECTION sync;
// CRITICAL_SECTION sync;
#else
Common::CriticalSection *sync;
#endif

4
Source/Plugins/Plugin_VideoDX9/Src/OpcodeDecoding.cpp
View File

@ -207,7 +207,7 @@ bool FifoCommandRunnable(void)
,Cmd, fifo.CPBase, fifo.CPEnd, fifo.CPHiWatermark, fifo.CPLoWatermark, fifo.CPReadWriteDistance
,fifo.CPWritePointer, fifo.CPReadPointer, fifo.CPBreakpoint, fifo.bFF_GPReadEnable ? "true" : "false"
,fifo.bFF_BPEnable ? "true" : "false" ,fifo.bFF_GPLinkEnable ? "true" : "false"
,fifo.bFF_Breakpoint ? "true" : "false", fifo.bPauseRead ? "true" : "false");
,fifo.bFF_Breakpoint ? "true" : "false");
g_VideoInitialize.pLog(szTmp, TRUE);
MessageBox(0,szTmp,"GFX ERROR",0);
@ -336,7 +336,7 @@ void Decode(void)
,Cmd, fifo.CPBase, fifo.CPEnd, fifo.CPHiWatermark, fifo.CPLoWatermark, fifo.CPReadWriteDistance
,fifo.CPWritePointer, fifo.CPReadPointer, fifo.CPBreakpoint, fifo.bFF_GPReadEnable ? "true" : "false"
,fifo.bFF_BPEnable ? "true" : "false" ,fifo.bFF_GPLinkEnable ? "true" : "false"
,fifo.bFF_Breakpoint ? "true" : "false", fifo.bPauseRead ? "true" : "false");
,fifo.bFF_Breakpoint ? "true" : "false");
g_VideoInitialize.pLog(szTmp, TRUE);
MessageBox(0,szTmp,"GFX ERROR",0);

4
Source/Plugins/Plugin_VideoOGL/Src/OpcodeDecoding.cpp
View File

@ -193,10 +193,10 @@ bool FifoCommandRunnable(void)
,Cmd, fifo.CPBase, fifo.CPEnd, fifo.CPHiWatermark, fifo.CPLoWatermark, fifo.CPReadWriteDistance
,fifo.CPWritePointer, fifo.CPReadPointer, fifo.CPBreakpoint, fifo.bFF_GPReadEnable ? "true" : "false"
,fifo.bFF_BPEnable ? "true" : "false" ,fifo.bFF_GPLinkEnable ? "true" : "false"
,fifo.bFF_Breakpoint ? "true" : "false", fifo.bPauseRead ? "true" : "false");
,fifo.bFF_Breakpoint ? "true" : "false");
g_VideoInitialize.pSysMessage(szTmp);
g_VideoInitialize.pLog(szTmp, TRUE);
g_VideoInitialize.pLog(szTemp, TRUE);
// _assert_msg_(0,szTmp,"");
}