spu: save/restore decode_pos
[pcsx_rearmed.git] / plugins / dfsound / freeze.c
index d09a9b0..3bdbab1 100644 (file)
 #include "externals.h"\r
 #include "registers.h"\r
 #include "spu.h"\r
-#include "regs.h"\r
 \r
 ////////////////////////////////////////////////////////////////////////\r
 // freeze structs\r
 ////////////////////////////////////////////////////////////////////////\r
 \r
+typedef struct\r
+{\r
+ int            AttackModeExp;\r
+ int            AttackTime;\r
+ int            DecayTime;\r
+ int            SustainLevel;\r
+ int            SustainModeExp;\r
+ int            SustainModeDec;\r
+ int            SustainTime;\r
+ int            ReleaseModeExp;\r
+ unsigned int   ReleaseVal;\r
+ int            ReleaseTime;\r
+ int            ReleaseStartTime; \r
+ int            ReleaseVol; \r
+ int            lTime;\r
+ int            lVolume;\r
+} ADSRInfo;\r
+\r
 typedef struct\r
 {\r
  int            State;\r
@@ -41,9 +58,9 @@ typedef struct
  int            ReleaseModeExp;\r
  int            ReleaseRate;\r
  int            EnvelopeVol;\r
long           lVolume;\r
long           lDummy1;\r
long           lDummy2;\r
int            lVolume;\r
int            lDummy1;\r
int            lDummy2;\r
 } ADSRInfoEx_orig;\r
 \r
 typedef struct\r
@@ -59,9 +76,9 @@ typedef struct
  int               SB[32+32];                          // Pete added another 32 dwords in 1.6 ... prevents overflow issues with gaussian/cubic interpolation (thanx xodnizel!), and can be used for even better interpolations, eh? :)\r
  int               sval;\r
 \r
unsigned char *   pStart;                             // start ptr into sound mem\r
unsigned char *   pCurr;                              // current pos in sound mem\r
unsigned char *   pLoop;                              // loop ptr in sound mem\r
int               iStart;                             // start ptr into sound mem\r
int               iCurr;                              // current pos in sound mem\r
int               iLoop;                              // loop ptr in sound mem\r
 \r
  int               bOn;                                // is channel active (sample playing?)\r
  int               bStop;                              // is channel stopped (sample _can_ still be playing, ADSR Release phase)\r
@@ -102,6 +119,7 @@ typedef struct
 typedef struct\r
 {\r
  unsigned short  spuIrq;\r
+ unsigned short  decode_pos;\r
  uint32_t   pSpuIrq;\r
  uint32_t   spuAddr;\r
  uint32_t   dummy1;\r
@@ -115,34 +133,33 @@ typedef struct
 ////////////////////////////////////////////////////////////////////////\r
 \r
 void LoadStateV5(SPUFreeze_t * pF);                    // newest version\r
-void LoadStateUnknown(SPUFreeze_t * pF);               // unknown format\r
-\r
-extern int lastch;\r
+void LoadStateUnknown(SPUFreeze_t * pF, uint32_t cycles); // unknown format\r
 \r
 // we want to retain compatibility between versions,\r
 // so use original channel struct\r
 static void save_channel(SPUCHAN_orig *d, const SPUCHAN *s, int ch)\r
 {\r
  memset(d, 0, sizeof(*d));\r
- d->bNew = !!(dwNewChannel & (1<<ch));\r
+ d->bNew = !!(spu.dwNewChannel & (1<<ch));\r
  d->iSBPos = s->iSBPos;\r
  d->spos = s->spos;\r
  d->sinc = s->sinc;\r
- memcpy(d->SB, s->SB, sizeof(d->SB));\r
- d->pStart = s->pStart;\r
- d->pCurr = s->pCurr;\r
- d->pLoop = s->pLoop;\r
- d->bOn = !!(dwChannelOn & (1<<ch));\r
- d->bStop = s->bStop;\r
+ memcpy(d->SB, spu.SB + ch * SB_SIZE, sizeof(d->SB[0]) * SB_SIZE);\r
+ d->iStart = (regAreaGet(ch,6)&~1)<<3;\r
+ d->iCurr = 0; // set by the caller\r
+ d->iLoop = 0; // set by the caller\r
+ d->bOn = !!(spu.dwChannelOn & (1<<ch));\r
+ d->bStop = s->ADSRX.State == ADSR_RELEASE;\r
  d->bReverb = s->bReverb;\r
- d->iActFreq = s->iActFreq;\r
- d->iUsedFreq = s->iUsedFreq;\r
+ d->iActFreq = 1;\r
+ d->iUsedFreq = 2;\r
  d->iLeftVolume = s->iLeftVolume;\r
- d->bIgnoreLoop = s->bIgnoreLoop;\r
+ // this one is nasty but safe, save compat is important\r
+ d->bIgnoreLoop = (s->prevflags ^ 2) << 1;\r
  d->iRightVolume = s->iRightVolume;\r
  d->iRawPitch = s->iRawPitch;\r
- d->s_1 = s->SB[27]; // yes it's reversed\r
- d->s_2 = s->SB[26];\r
+ d->s_1 = spu.SB[ch * SB_SIZE + 27]; // yes it's reversed\r
+ d->s_2 = spu.SB[ch * SB_SIZE + 26];\r
  d->bRVBActive = s->bRVBActive;\r
  d->bNoise = s->bNoise;\r
  d->bFMod = s->bFMod;\r
@@ -163,27 +180,25 @@ static void save_channel(SPUCHAN_orig *d, const SPUCHAN *s, int ch)
 static void load_channel(SPUCHAN *d, const SPUCHAN_orig *s, int ch)\r
 {\r
  memset(d, 0, sizeof(*d));\r
- if (s->bNew) dwNewChannel |= 1<<ch;\r
+ if (s->bNew) spu.dwNewChannel |= 1<<ch;\r
  d->iSBPos = s->iSBPos;\r
+ if ((uint32_t)d->iSBPos >= 28) d->iSBPos = 27;\r
  d->spos = s->spos;\r
  d->sinc = s->sinc;\r
- memcpy(d->SB, s->SB, sizeof(d->SB));\r
- d->pStart = (void *)((long)s->pStart & 0x7fff0);\r
- d->pCurr = (void *)((long)s->pCurr & 0x7fff0);\r
- d->pLoop = (void *)((long)s->pLoop & 0x7fff0);\r
- if (s->bOn) dwChannelOn |= 1<<ch;\r
- d->bStop = s->bStop;\r
+ d->sinc_inv = 0;\r
+ memcpy(spu.SB + ch * SB_SIZE, s->SB, sizeof(spu.SB[0]) * SB_SIZE);\r
+ d->pCurr = (void *)((long)s->iCurr & 0x7fff0);\r
+ d->pLoop = (void *)((long)s->iLoop & 0x7fff0);\r
  d->bReverb = s->bReverb;\r
- d->iActFreq = s->iActFreq;\r
- d->iUsedFreq = s->iUsedFreq;\r
  d->iLeftVolume = s->iLeftVolume;\r
- d->bIgnoreLoop = s->bIgnoreLoop;\r
  d->iRightVolume = s->iRightVolume;\r
  d->iRawPitch = s->iRawPitch;\r
  d->bRVBActive = s->bRVBActive;\r
  d->bNoise = s->bNoise;\r
  d->bFMod = s->bFMod;\r
+ d->prevflags = (s->bIgnoreLoop >> 1) ^ 2;\r
  d->ADSRX.State = s->ADSRX.State;\r
+ if (s->bStop) d->ADSRX.State = ADSR_RELEASE;\r
  d->ADSRX.AttackModeExp = s->ADSRX.AttackModeExp;\r
  d->ADSRX.AttackRate = s->ADSRX.AttackRate;\r
  d->ADSRX.DecayRate = s->ADSRX.DecayRate;\r
@@ -194,18 +209,31 @@ static void load_channel(SPUCHAN *d, const SPUCHAN_orig *s, int ch)
  d->ADSRX.ReleaseModeExp = s->ADSRX.ReleaseModeExp;\r
  d->ADSRX.ReleaseRate = s->ADSRX.ReleaseRate;\r
  d->ADSRX.EnvelopeVol = s->ADSRX.EnvelopeVol;\r
+ if (s->bOn) spu.dwChannelOn |= 1<<ch;\r
+ else d->ADSRX.EnvelopeVol = 0;\r
+}\r
+\r
+// force load from regArea to variables\r
+static void load_register(unsigned long reg, unsigned int cycles)\r
+{\r
+ unsigned short *r = &spu.regArea[((reg & 0xfff) - 0xc00) >> 1];\r
+ *r ^= 1;\r
+ SPUwriteRegister(reg, *r ^ 1, cycles);\r
 }\r
 \r
 ////////////////////////////////////////////////////////////////////////\r
 // SPUFREEZE: called by main emu on savestate load/save\r
 ////////////////////////////////////////////////////////////////////////\r
 \r
-long CALLBACK SPUfreeze(uint32_t ulFreezeMode,SPUFreeze_t * pF)\r
+long CALLBACK SPUfreeze(uint32_t ulFreezeMode, SPUFreeze_t * pF,\r
+ uint32_t cycles)\r
 {\r
  int i;SPUOSSFreeze_t * pFO;\r
 \r
  if(!pF) return 0;                                     // first check\r
 \r
+ do_samples(cycles, 1);\r
+\r
  if(ulFreezeMode)                                      // info or save?\r
   {//--------------------------------------------------//\r
    if(ulFreezeMode==1)                                 \r
@@ -217,81 +245,73 @@ long CALLBACK SPUfreeze(uint32_t ulFreezeMode,SPUFreeze_t * pF)
 \r
    if(ulFreezeMode==2) return 1;                       // info mode? ok, bye\r
                                                        // save mode:\r
-   RemoveTimer();                                      // stop timer\r
+   memcpy(pF->cSPURam,spu.spuMem,0x80000);             // copy common infos\r
+   memcpy(pF->cSPUPort,spu.regArea,0x200);\r
 \r
-   memcpy(pF->cSPURam,spuMem,0x80000);                 // copy common infos\r
-   memcpy(pF->cSPUPort,regArea,0x200);\r
-\r
-   if(xapGlobal && XAPlay!=XAFeed)                     // some xa\r
+   if(spu.xapGlobal && spu.XAPlay!=spu.XAFeed)         // some xa\r
     {\r
-     pF->xaS=*xapGlobal;     \r
+     pF->xaS=*spu.xapGlobal;\r
     }\r
    else \r
    memset(&pF->xaS,0,sizeof(xa_decode_t));             // or clean xa\r
 \r
    pFO=(SPUOSSFreeze_t *)(pF+1);                       // store special stuff\r
 \r
-   pFO->spuIrq=spuIrq;\r
-   if(pSpuIrq)  pFO->pSpuIrq  = (unsigned long)pSpuIrq-(unsigned long)spuMemC;\r
+   pFO->spuIrq = spu.regArea[(H_SPUirqAddr - 0x0c00) / 2];\r
+   if(spu.pSpuIrq) pFO->pSpuIrq  = (unsigned long)spu.pSpuIrq-(unsigned long)spu.spuMemC;\r
 \r
-   pFO->spuAddr=spuAddr;\r
+   pFO->spuAddr=spu.spuAddr;\r
    if(pFO->spuAddr==0) pFO->spuAddr=0xbaadf00d;\r
-\r
-   dwChannelOn&=~dwPendingChanOff;\r
-   dwPendingChanOff=0;\r
+   pFO->decode_pos = spu.decode_pos;\r
 \r
    for(i=0;i<MAXCHAN;i++)\r
     {\r
-     save_channel(&pFO->s_chan[i],&s_chan[i],i);\r
-     if(pFO->s_chan[i].pStart)\r
-      pFO->s_chan[i].pStart-=(unsigned long)spuMemC;\r
-     if(pFO->s_chan[i].pCurr)\r
-      pFO->s_chan[i].pCurr-=(unsigned long)spuMemC;\r
-     if(pFO->s_chan[i].pLoop)\r
-      pFO->s_chan[i].pLoop-=(unsigned long)spuMemC;\r
+     save_channel(&pFO->s_chan[i],&spu.s_chan[i],i);\r
+     if(spu.s_chan[i].pCurr)\r
+      pFO->s_chan[i].iCurr=spu.s_chan[i].pCurr-spu.spuMemC;\r
+     if(spu.s_chan[i].pLoop)\r
+      pFO->s_chan[i].iLoop=spu.s_chan[i].pLoop-spu.spuMemC;\r
     }\r
 \r
-   SetupTimer();                                       // sound processing on again\r
-\r
    return 1;\r
    //--------------------------------------------------//\r
   }\r
                                                        \r
  if(ulFreezeMode!=0) return 0;                         // bad mode? bye\r
 \r
- RemoveTimer();                                        // we stop processing while doing the save!\r
-\r
- memcpy(spuMem,pF->cSPURam,0x80000);                   // get ram\r
- memcpy(regArea,pF->cSPUPort,0x200);\r
+ memcpy(spu.spuMem,pF->cSPURam,0x80000);               // get ram\r
+ memcpy(spu.regArea,pF->cSPUPort,0x200);\r
+ spu.bMemDirty = 1;\r
 \r
  if(pF->xaS.nsamples<=4032)                            // start xa again\r
   SPUplayADPCMchannel(&pF->xaS);\r
 \r
- xapGlobal=0;\r
- dwPendingChanOff=0;\r
+ spu.xapGlobal=0;\r
 \r
  if(!strcmp(pF->szSPUName,"PBOSS") && pF->ulFreezeVersion==5)\r
    LoadStateV5(pF);\r
- else LoadStateUnknown(pF);\r
-\r
- lastch = -1;\r
+ else LoadStateUnknown(pF, cycles);\r
 \r
  // repair some globals\r
  for(i=0;i<=62;i+=2)\r
-  SPUwriteRegister(H_Reverb+i,regArea[(H_Reverb+i-0xc00)>>1]);\r
SPUwriteRegister(H_SPUReverbAddr,regArea[(H_SPUReverbAddr-0xc00)>>1]);\r
SPUwriteRegister(H_SPUrvolL,regArea[(H_SPUrvolL-0xc00)>>1]);\r
SPUwriteRegister(H_SPUrvolR,regArea[(H_SPUrvolR-0xc00)>>1]);\r
+  load_register(H_Reverb+i, cycles);\r
load_register(H_SPUReverbAddr, cycles);\r
load_register(H_SPUrvolL, cycles);\r
load_register(H_SPUrvolR, cycles);\r
 \r
SPUwriteRegister(H_SPUctrl,(unsigned short)(regArea[(H_SPUctrl-0xc00)>>1]|0x4000));\r
SPUwriteRegister(H_SPUstat,regArea[(H_SPUstat-0xc00)>>1]);\r
SPUwriteRegister(H_CDLeft,regArea[(H_CDLeft-0xc00)>>1]);\r
SPUwriteRegister(H_CDRight,regArea[(H_CDRight-0xc00)>>1]);\r
load_register(H_SPUctrl, cycles);\r
load_register(H_SPUstat, cycles);\r
load_register(H_CDLeft, cycles);\r
load_register(H_CDRight, cycles);\r
 \r
  // fix to prevent new interpolations from crashing\r
- for(i=0;i<MAXCHAN;i++) s_chan[i].SB[28]=0;\r
+ for(i=0;i<MAXCHAN;i++) spu.SB[i * SB_SIZE + 28]=0;\r
+\r
+ ClearWorkingState();\r
+ spu.cycles_played = cycles;\r
 \r
- SetupTimer();                                         // start sound processing again\r
+ if (spu.spuCtrl & CTRL_IRQ)\r
+  schedule_next_irq();\r
 \r
  return 1;\r
 }\r
@@ -304,50 +324,46 @@ void LoadStateV5(SPUFreeze_t * pF)
 \r
  pFO=(SPUOSSFreeze_t *)(pF+1);\r
 \r
- spuIrq = pFO->spuIrq;\r
- if(pFO->pSpuIrq) pSpuIrq = spuMemC+((long)pFO->pSpuIrq&0x7fff0); else pSpuIrq=NULL;\r
+ spu.pSpuIrq = spu.spuMemC + ((spu.regArea[(H_SPUirqAddr - 0x0c00) / 2] << 3) & ~0xf);\r
 \r
  if(pFO->spuAddr)\r
   {\r
-   spuAddr = pFO->spuAddr;\r
-   if (spuAddr == 0xbaadf00d) spuAddr = 0;\r
+   if (pFO->spuAddr == 0xbaadf00d) spu.spuAddr = 0;\r
+   else spu.spuAddr = pFO->spuAddr & 0x7fffe;\r
   }\r
+ spu.decode_pos = pFO->decode_pos & 0x1ff;\r
 \r
- dwNewChannel=0;\r
- dwChannelOn=0;\r
- dwChannelDead=0;\r
spu.dwNewChannel=0;\r
spu.dwChannelOn=0;\r
spu.dwChannelDead=0;\r
  for(i=0;i<MAXCHAN;i++)\r
   {\r
-   load_channel(&s_chan[i],&pFO->s_chan[i],i);\r
+   load_channel(&spu.s_chan[i],&pFO->s_chan[i],i);\r
 \r
-   s_chan[i].pStart+=(unsigned long)spuMemC;\r
-   s_chan[i].pCurr+=(unsigned long)spuMemC;\r
-   s_chan[i].pLoop+=(unsigned long)spuMemC;\r
+   spu.s_chan[i].pCurr+=(unsigned long)spu.spuMemC;\r
+   spu.s_chan[i].pLoop+=(unsigned long)spu.spuMemC;\r
   }\r
 }\r
 \r
 ////////////////////////////////////////////////////////////////////////\r
 \r
-void LoadStateUnknown(SPUFreeze_t * pF)\r
+void LoadStateUnknown(SPUFreeze_t * pF, uint32_t cycles)\r
 {\r
  int i;\r
 \r
  for(i=0;i<MAXCHAN;i++)\r
   {\r
-   s_chan[i].bStop=0;\r
-   s_chan[i].pLoop=spuMemC;\r
-   s_chan[i].pStart=spuMemC;\r
-   s_chan[i].pLoop=spuMemC;\r
+   spu.s_chan[i].pLoop=spu.spuMemC;\r
   }\r
 \r
- dwNewChannel=0;\r
- dwChannelOn=0;\r
- dwChannelDead=0;\r
pSpuIrq=0;\r
spu.dwNewChannel=0;\r
spu.dwChannelOn=0;\r
spu.dwChannelDead=0;\r
spu.pSpuIrq=spu.spuMemC;\r
 \r
  for(i=0;i<0xc0;i++)\r
   {\r
-   SPUwriteRegister(0x1f801c00+i*2,regArea[i]);\r
+   load_register(0x1f801c00 + i*2, cycles);\r
   }\r
 }\r
 \r