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melonDS
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fix a bunch of GXFIFO related bugs.

This commit is contained in:
StapleButter 2017-02-17 18:59:11 +01:00
parent cca0a71d81
commit 97d76addd9
5 changed files with 25 additions and 25 deletions
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1
ARM.cpp
View File

@ -328,6 +328,7 @@ s32 ARM::Execute()
else
{
Cycles = CyclesToRun;
GPU3D::Run(CyclesToRun >> 1);
return Cycles;
}
}

7
DMA.cpp
View File

@ -46,7 +46,7 @@ DMA::DMA(u32 cpu, u32 num)
Waitstates[1][i] = 1;
}
if (!num)
if (!cpu)
{
// ARM9
// note: 33MHz cycles
@ -206,8 +206,6 @@ s32 DMA::Run(s32 cycles)
if (!Running)
return cycles;
u32 zorp = IterCount;
if (!(Cnt & 0x04000000))
{
u16 (*readfn)(u32) = CPU ? NDS::ARM7Read16 : NDS::ARM9Read16;
@ -250,6 +248,9 @@ s32 DMA::Run(s32 cycles)
{
Running = false;
NDS::StopCPU(CPU, false);
if (StartMode & 0x07)
GPU3D::CheckFIFODMA();
}
return cycles;

24
GPU3D.cpp
View File

@ -848,7 +848,6 @@ void CmdFIFOWrite(CmdFIFOEntry& entry)
if (CmdFIFO->IsEmpty() && !CmdPIPE->IsFull())
{
CmdPIPE->Write(entry);
GXStat |= (1<<27);
}
else
{
@ -890,24 +889,19 @@ void ExecuteCommand()
{
CmdFIFOEntry entry = CmdFIFORead();
//printf("FIFO: %02X %08X\n", entry.Command, entry.Param);
//printf("FIFO: processing %02X %08X. Levels: FIFO=%d, PIPE=%d\n", entry.Command, entry.Param, CmdFIFO->Level(), CmdPIPE->Level());
ExecParams[ExecParamCount] = entry.Param;
ExecParamCount++;
//if ((entry.Command&0xF0)==0x10)
// printf("MATRIX CMD %02X %08X\n", entry.Command, entry.Param);
if (ExecParamCount >= CmdNumParams[entry.Command])
{
CycleCount += CmdNumCycles[entry.Command];
ExecParamCount = 0;
GXStat &= ~(1<<14);
//if (CycleCount > 0)
// GXStat |= (1<<27);
//printf("3D CMD %02X\n", entry.Command);
if (CycleCount > 0)
GXStat |= (1<<27);
switch (entry.Command)
{
@ -1268,6 +1262,10 @@ void Run(s32 cycles)
{
if (FlushRequest)
return;
if (CycleCount <= 0 && CmdPIPE->IsEmpty())
return;
CycleCount -= cycles;
if (CycleCount <= 0)
{
@ -1275,12 +1273,10 @@ void Run(s32 cycles)
ExecuteCommand();
}
CycleCount -= cycles;
if (CycleCount <= 0 && CmdPIPE->IsEmpty())
{
CycleCount = 0;
GXStat &= ~(1<<27);
GXStat &= ~((1<<27)|(1<<14));
}
}
@ -1318,7 +1314,6 @@ void VBlank()
NumPolygons = 0;
FlushRequest = 0;
GXStat &= ~(1<<27);
}
}
@ -1409,11 +1404,14 @@ void Write32(u32 addr, u32 val)
ParamCount++;
for (;;)
{
if ((CurCommand & 0xFF) || (NumCommands == 4))
{
CmdFIFOEntry entry;
entry.Command = CurCommand & 0xFF;
entry.Param = val;
CmdFIFOWrite(entry);
}
if (ParamCount >= TotalParams)
{

2
NDS.cpp
View File

@ -311,7 +311,7 @@ void Reset()
// test
//LoadROM();
//LoadFirmware();
if (NDSCart::LoadROM("rom/raving.nds"))
if (NDSCart::LoadROM("rom/nsmb.nds"))
Running = true; // hax
}

8
melonDS.depend
View File

@ -10,7 +10,7 @@
1481161027 c:\documents\sources\melonds\types.h
1487304040 source:c:\documents\sources\melonds\nds.cpp
1487349286 source:c:\documents\sources\melonds\nds.cpp
<stdio.h>
<string.h>
"NDS.h"
@ -24,7 +24,7 @@
"RTC.h"
"Wifi.h"
1486736660 source:c:\documents\sources\melonds\arm.cpp
1487349559 source:c:\documents\sources\melonds\arm.cpp
<stdio.h>
"NDS.h"
"ARM.h"
@ -109,7 +109,7 @@
1486511075 c:\documents\sources\melonds\fifo.h
"types.h"
1487305720 source:c:\documents\sources\melonds\dma.cpp
1487354030 source:c:\documents\sources\melonds\dma.cpp
<stdio.h>
"NDS.h"
"DMA.h"
@ -148,7 +148,7 @@
1487287868 c:\documents\sources\melonds\gpu3d.h
1487305740 source:c:\documents\sources\melonds\gpu3d.cpp
1487354054 source:c:\documents\sources\melonds\gpu3d.cpp
<stdio.h>
<string.h>
"NDS.h"