mirror of https://github.com/PCSX2/pcsx2.git
Sif: Pull some functions to pieces. Fix issue 549 while I'm at it.
git-svn-id: http://pcsx2.googlecode.com/svn/trunk@2510 96395faa-99c1-11dd-bbfe-3dabce05a288
This commit is contained in:
arcum42
parent
3c132690f5
commit
2c013c9126
349
pcsx2/Sif.cpp
349
pcsx2/Sif.cpp
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@ -112,6 +112,190 @@ static __forceinline void SifIOPRead(int &psxCycles)
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sif1.counter -= readSize;
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}
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static __forceinline bool SIF0EEReadTag()
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{
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static __aligned16 u32 tag[4];
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sif0.fifo.read((u32*)&tag[0], 4); // Tag
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SIF_LOG(" EE SIF read tag: %x %x %x %x", tag[0], tag[1], tag[2], tag[3]);
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sif0dma->unsafeTransfer(((tDMA_TAG*)(tag)));
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sif0dma->madr = tag[1];
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tDMA_TAG pTag(tag[0]);
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SIF_LOG(" EE SIF dest chain tag madr:%08X qwc:%04X id:%X irq:%d(%08X_%08X)",
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sif0dma->madr, sif0dma->qwc, pTag.ID, pTag.IRQ, tag[1], tag[0]);
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switch (pTag.ID)
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{
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case TAG_REFE:
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sif0.end = 1;
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if (dmacRegs->ctrl.STS != NO_STS)
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dmacRegs->stadr.ADDR = sif0dma->madr + (sif0dma->qwc * 16);
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break;
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case TAG_REFS:
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if (dmacRegs->ctrl.STS != NO_STS)
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dmacRegs->stadr.ADDR = sif0dma->madr + (sif0dma->qwc * 16);
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break;
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case TAG_END:
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sif0.end = 1;
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break;
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}
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return true;
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}
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static __forceinline bool SIF1EEWriteTag()
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{
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// Chain mode
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tDMA_TAG *ptag;
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// Process DMA tag at sif1dma->tadr
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ptag = sif1dma->DMAtransfer(sif1dma->tadr, DMAC_SIF1);
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if (ptag == NULL)
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{
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Console.WriteLn("SIF1EEDma: ptag = NULL");
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return false;
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}
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if (sif1dma->chcr.TTE)
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{
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Console.WriteLn("SIF1 TTE");
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sif1.fifo.write((u32*)ptag + 2, 2);
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}
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if (sif1dma->chcr.TIE && ptag->IRQ)
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{
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Console.WriteLn("SIF1 TIE");
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sif1.end = 1;
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}
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switch (ptag->ID)
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{
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case TAG_REFE: // refe
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SIF_LOG(" REFE %08X", ptag[1]._u32);
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sif1.end = 1;
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sif1dma->madr = ptag[1]._u32;
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sif1dma->tadr += 16;
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break;
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case TAG_CNT: // cnt
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SIF_LOG(" CNT");
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sif1dma->madr = sif1dma->tadr + 16;
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sif1dma->tadr = sif1dma->madr + (sif1dma->qwc << 4);
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break;
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case TAG_NEXT: // next
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SIF_LOG(" NEXT %08X", ptag[1]._u32);
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sif1dma->madr = sif1dma->tadr + 16;
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sif1dma->tadr = ptag[1]._u32;
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break;
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case TAG_REF: // ref
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case TAG_REFS: // refs
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SIF_LOG(" REF %08X", ptag[1]._u32);
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sif1dma->madr = ptag[1]._u32;
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sif1dma->tadr += 16;
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break;
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case TAG_END: // end
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SIF_LOG(" END");
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sif1.end = 1;
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sif1dma->madr = sif1dma->tadr + 16;
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sif1dma->tadr = sif1dma->madr + (sif1dma->qwc << 4);
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break;
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default:
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Console.WriteLn("Bad addr1 source chain");
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}
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return true;
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}
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static __forceinline bool SIF0IOPWriteTag()
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{
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// Process DMA tag at HW_DMA9_TADR
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sif0.data = *(sifData *)iopPhysMem(HW_DMA9_TADR);
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sif0.data.words = (sif0.data.words + 3) & 0xfffffffc; // Round up to nearest 4.
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sif0.fifo.write((u32*)iopPhysMem(HW_DMA9_TADR + 8), 4);
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HW_DMA9_TADR += 16; ///HW_DMA9_MADR + 16 + sif0.sifData.words << 2;
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HW_DMA9_MADR = sif0.data.data & 0xFFFFFF;
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sif0.counter = sif0.data.words & 0xFFFFFF;
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SIF_LOG(" SIF0 Tag: madr=%lx, tadr=%lx, counter=%lx (%08X_%08X)", HW_DMA9_MADR, HW_DMA9_TADR, sif0.counter, sif0.data.words, sif0.data.data);
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#ifdef PCSX2_DEVBUILD
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u32 tagId = DMA_TAG(sif0.data.data).ID;
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if ((tagId == TAG_REFE) || (tagId == TAG_END))
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SIF_LOG(" END");
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else
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SIF_LOG(" CNT %08X, %08X", sif0.data.data, sif0.data.words);
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#endif
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return true;
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}
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static __forceinline bool SIF1IOPWriteTag()
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{
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// Read a tag.
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sif1.fifo.read((u32*)&sif1.data, 4);
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SIF_LOG(" IOP SIF dest chain tag madr:%08X wc:%04X id:%X irq:%d",
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sif1.data.data & 0xffffff, sif1.data.words, DMA_TAG(sif1.data.data).ID,
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DMA_TAG(sif1.data.data).IRQ);
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HW_DMA10_MADR = sif1.data.data & 0xffffff;
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sif1.counter = sif1.data.words;
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return true;
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}
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static __forceinline void SIF0EEend(int &cycles)
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{
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eesifbusy[0] = false;
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if (cycles == 0) DevCon.Warning("EESIF0cycles = 0");
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CPU_INT(5, cycles*BIAS);
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}
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static __forceinline void SIF1EEend(int &cycles)
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{
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// Stop & signal interrupts on EE
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sif1.end = 0;
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eesifbusy[1] = false;
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// Voodoocycles : Okami wants around 100 cycles when booting up
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// Other games reach like 50k cycles here, but the EE will long have given up by then and just retry.
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// (Cause of double interrupts on the EE)
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if (cycles == 0) DevCon.Warning("EESIF1cycles = 0");
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CPU_INT(6, min((int)(cycles*BIAS), 384));
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}
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static __forceinline void SIF0IOPend(int &psxCycles)
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{
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// Stop & signal interrupts on IOP
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sif0.data.data = 0;
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iopsifbusy[0] = false;
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// iop is 1/8th the clock rate of the EE and psxcycles is in words (not quadwords)
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// So when we're all done, the equation looks like thus:
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//PSX_INT(IopEvt_SIF0, ( ( psxCycles*BIAS ) / 4 ) / 8);
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if (psxCycles == 0) DevCon.Warning("IOPSIF0cycles = 0");
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PSX_INT(IopEvt_SIF0, psxCycles);
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}
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static __forceinline void SIF1IOPend(int &psxCycles)
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{
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// Stop & signal interrupts on IOP
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sif1.data.data = 0;
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iopsifbusy[1] = false;
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//Fixme ( voodoocycles ):
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//The *24 are needed for ecco the dolphin (CDVD hangs) and silver surfer (Pad not detected)
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//Greater than *35 break rebooting when trying to play Tekken5 arcade history
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//Total cycles over 1024 makes SIF too slow to keep up the sound stream in so3...
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if (psxCycles == 0) DevCon.Warning("IOPSIF1cycles = 0");
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PSX_INT(IopEvt_SIF1, min((psxCycles * 24), 1024));
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}
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//General format of all the SIF#(EE/IOP)Dma functions is this:
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//First, SIF#Dma does a while loop, calling SIF#EEDma if EE is active,
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//and then calling SIF#IOPDma if IOP is active.
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@ -157,44 +341,13 @@ static __forceinline void SIF0EEDma(int &cycles, bool &done)
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SIF_LOG(" EE SIF interrupt");
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#endif
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eesifbusy[0] = false;
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done = true;
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if (cycles == 0) DevCon.Warning("EESIF0cycles = 0");
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CPU_INT(5, cycles*BIAS);
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SIF0EEend(cycles);
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}
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else if (sif0.fifo.size >= 4) // Read a tag
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{
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static __aligned16 u32 tag[4];
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sif0.fifo.read((u32*)&tag[0], 4); // Tag
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SIF_LOG(" EE SIF read tag: %x %x %x %x", tag[0], tag[1], tag[2], tag[3]);
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sif0dma->unsafeTransfer(((tDMA_TAG*)(tag)));
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sif0dma->madr = tag[1];
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tDMA_TAG pTag(tag[0]);
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SIF_LOG(" EE SIF dest chain tag madr:%08X qwc:%04X id:%X irq:%d(%08X_%08X)",
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sif0dma->madr, sif0dma->qwc, pTag.ID, pTag.IRQ, tag[1], tag[0]);
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switch (pTag.ID)
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{
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case TAG_REFE:
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sif0.end = 1;
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if (dmacRegs->ctrl.STS != NO_STS)
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dmacRegs->stadr.ADDR = sif0dma->madr + (sif0dma->qwc * 16);
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break;
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case TAG_REFS:
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if (dmacRegs->ctrl.STS != NO_STS)
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dmacRegs->stadr.ADDR = sif0dma->madr + (sif0dma->qwc * 16);
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break;
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case TAG_END:
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sif0.end = 1;
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break;
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}
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done = false;
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SIF0EEReadTag();
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}
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}
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@ -221,87 +374,18 @@ static __forceinline void SIF1EEDma(int &cycles, bool &done)
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{
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SIF_LOG("EE SIF1 End %x", sif1.end);
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// Stop & signal interrupts on EE
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sif1.end = 0;
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eesifbusy[1] = false;
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done = true;
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// Voodoocycles : Okami wants around 100 cycles when booting up
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// Other games reach like 50k cycles here, but the EE will long have given up by then and just retry.
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// (Cause of double interrupts on the EE)
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if (cycles == 0) DevCon.Warning("EESIF1cycles = 0");
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CPU_INT(6, min( (int)(cycles*BIAS), 384 ) );
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SIF1EEend(cycles);
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}
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else
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{
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// Chain mode
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tDMA_TAG *ptag;
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// Process DMA tag at sif1dma->tadr
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done = false;
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ptag = sif1dma->DMAtransfer(sif1dma->tadr, DMAC_SIF1);
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if (ptag == NULL)
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{
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DevCon.Warning("SIF1EEDma: ptag == NULL");
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return;
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}
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if (sif1dma->chcr.TTE)
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{
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Console.WriteLn("SIF1 TTE");
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sif1.fifo.write((u32*)ptag + 2, 2);
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}
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if (sif1dma->chcr.TIE && ptag->IRQ)
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{
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Console.WriteLn("SIF1 TIE");
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sif1.end = 1;
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}
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switch (ptag->ID)
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{
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case TAG_REFE: // refe
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SIF_LOG(" REFE %08X", ptag[1]._u32);
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sif1.end = 1;
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sif1dma->madr = ptag[1]._u32;
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sif1dma->tadr += 16;
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break;
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case TAG_CNT: // cnt
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SIF_LOG(" CNT");
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sif1dma->madr = sif1dma->tadr + 16;
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sif1dma->tadr = sif1dma->madr + (sif1dma->qwc << 4);
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break;
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case TAG_NEXT: // next
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SIF_LOG(" NEXT %08X", ptag[1]._u32);
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sif1dma->madr = sif1dma->tadr + 16;
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sif1dma->tadr = ptag[1]._u32;
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break;
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case TAG_REF: // ref
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case TAG_REFS: // refs
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SIF_LOG(" REF %08X", ptag[1]._u32);
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sif1dma->madr = ptag[1]._u32;
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sif1dma->tadr += 16;
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break;
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case TAG_END: // end
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SIF_LOG(" END");
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sif1.end = 1;
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sif1dma->madr = sif1dma->tadr + 16;
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sif1dma->tadr = sif1dma->madr + (sif1dma->qwc << 4);
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break;
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default:
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Console.WriteLn("Bad addr1 source chain");
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}
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if (!SIF1EEWriteTag()) return;
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}
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}
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if (sif1dma->qwc > 0)
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else
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{
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SifEEWrite(cycles);
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}
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}
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@ -321,43 +405,16 @@ static __forceinline void SIF0IOPDma(int &psxCycles, bool &done)
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if (sif0.end || sTag.IRQ /* || (sTag.ID & 4) */)
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{
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SIF_LOG(" IOP SIF Stopped");
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// Stop & signal interrupts on IOP
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sif0.data.data = 0;
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iopsifbusy[0] = false;
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done = true;
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// iop is 1/8th the clock rate of the EE and psxcycles is in words (not quadwords)
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// So when we're all done, the equation looks like thus:
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//PSX_INT(IopEvt_SIF0, ( ( psxCycles*BIAS ) / 4 ) / 8);
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if (psxCycles == 0) DevCon.Warning("IOPSIF0cycles = 0");
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PSX_INT(IopEvt_SIF0, psxCycles);
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SIF0IOPend(psxCycles);
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}
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else // Chain mode
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{
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// Process DMA tag at HW_DMA9_TADR
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sif0.data = *(sifData *)iopPhysMem(HW_DMA9_TADR);
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sif0.data.words = (sif0.data.words + 3) & 0xfffffffc; // Round up to nearest 4.
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sif0.fifo.write((u32*)iopPhysMem(HW_DMA9_TADR + 8), 4);
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HW_DMA9_TADR += 16; ///HW_DMA9_MADR + 16 + sif0.sifData.words << 2;
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HW_DMA9_MADR = sif0.data.data & 0xFFFFFF;
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sif0.counter = sif0.data.words & 0xFFFFFF;
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SIF_LOG(" SIF0 Tag: madr=%lx, tadr=%lx, counter=%lx (%08X_%08X)", HW_DMA9_MADR, HW_DMA9_TADR, sif0.counter, sif0.data.words, sif0.data.data);
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#ifdef PCSX2_DEVBUILD
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u32 tagId = DMA_TAG(sif0.data.data).ID;
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if ((tagId == TAG_REFE) || (tagId == TAG_END))
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SIF_LOG(" END");
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else
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SIF_LOG(" CNT %08X, %08X", sif0.data.data, sif0.data.words);
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#endif
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done = false;
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SIF0IOPWriteTag();
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}
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}
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//if (sif0.counter > 0)
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else
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{
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SifIOPWrite(psxCycles);
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@ -376,7 +433,6 @@ static __forceinline void SIF1IOPDma(int &psxCycles, bool &done)
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tDMA_TAG sTag(sif1.data.data);
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// Stop on tag IRQ or END
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//if ((sif1.tagMode & 0x80) || (sif1.tagMode & 0x40))
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if (/*sif1.end ||*/ sTag.IRQ || (sTag.ID & 4))
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{
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#ifdef PCSX2_DEVBUILD
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@ -385,29 +441,14 @@ static __forceinline void SIF1IOPDma(int &psxCycles, bool &done)
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else
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SIF_LOG(" IOP SIF interrupt");
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#endif
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// Stop & signal interrupts on IOP
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sif1.data.data = 0;
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iopsifbusy[1] = false;
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done = true;
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//Fixme ( voodoocycles ):
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//The *24 are needed for ecco the dolphin (CDVD hangs) and silver surfer (Pad not detected)
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//Greater than *35 break rebooting when trying to play Tekken5 arcade history
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//Total cycles over 1024 makes SIF too slow to keep up the sound stream in so3...
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if (psxCycles == 0) DevCon.Warning("IOPSIF1cycles = 0");
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PSX_INT(IopEvt_SIF1, min ( (psxCycles * 24), 1024) );
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SIF1IOPend(psxCycles);
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}
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else if (sif1.fifo.size >= 4)
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{
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// Read a tag.
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sif1.fifo.read((u32*)&sif1.data, 4);
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SIF_LOG(" IOP SIF dest chain tag madr:%08X wc:%04X id:%X irq:%d",
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sif1.data.data & 0xffffff, sif1.data.words, DMA_TAG(sif1.data.data).ID,
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DMA_TAG(sif1.data.data).IRQ);
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HW_DMA10_MADR = sif1.data.data & 0xffffff;
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sif1.counter = sif1.data.words;
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done = false;
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SIF1IOPWriteTag();
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}
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}
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}
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