[pcsx_rearmed.git] / plugins / dfsound / freeze.c

/***************************************************************************\r
                          freeze.c  -  description\r
                             -------------------\r
    begin                : Wed May 15 2002\r
    copyright            : (C) 2002 by Pete Bernert\r
    email                : BlackDove@addcom.de\r
 ***************************************************************************/\r
/***************************************************************************\r
 *                                                                         *\r
 *   This program is free software; you can redistribute it and/or modify  *\r
 *   it under the terms of the GNU General Public License as published by  *\r
 *   the Free Software Foundation; either version 2 of the License, or     *\r
 *   (at your option) any later version. See also the license.txt file for *\r
 *   additional informations.                                              *\r
 *                                                                         *\r
 ***************************************************************************/\r
\r
#include "stdafx.h"\r
\r
#define _IN_FREEZE\r
\r
#include "externals.h"\r
#include "registers.h"\r
#include "spu.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
 int            AttackModeExp;\r
 int            AttackRate;\r
 int            DecayRate;\r
 int            SustainLevel;\r
 int            SustainModeExp;\r
 int            SustainIncrease;\r
 int            SustainRate;\r
 int            ReleaseModeExp;\r
 int            ReleaseRate;\r
 int            EnvelopeVol;\r
 int            lVolume;\r
 int            lDummy1;\r
 int            lDummy2;\r
} ADSRInfoEx_orig;\r
\r
typedef struct\r
{\r
 // no mutexes used anymore... don't need them to sync access\r
 //HANDLE            hMutex;\r
\r
 int               bNew;                               // start flag\r
\r
 int               iSBPos;                             // mixing stuff\r
 int               spos;\r
 int               sinc;\r
 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
 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
 int               bReverb;                            // can we do reverb on this channel? must have ctrl register bit, to get active\r
 int               iActFreq;                           // current psx pitch\r
 int               iUsedFreq;                          // current pc pitch\r
 int               iLeftVolume;                        // left volume\r
 int               iLeftVolRaw;                        // left psx volume value\r
 int               bIgnoreLoop;                        // ignore loop bit, if an external loop address is used\r
 int               iMute;                              // mute mode\r
 int               iRightVolume;                       // right volume\r
 int               iRightVolRaw;                       // right psx volume value\r
 int               iRawPitch;                          // raw pitch (0...3fff)\r
 int               iIrqDone;                           // debug irq done flag\r
 int               s_1;                                // last decoding infos\r
 int               s_2;\r
 int               bRVBActive;                         // reverb active flag\r
 int               iRVBOffset;                         // reverb offset\r
 int               iRVBRepeat;                         // reverb repeat\r
 int               bNoise;                             // noise active flag\r
 int               bFMod;                              // freq mod (0=off, 1=sound channel, 2=freq channel)\r
 int               iRVBNum;                            // another reverb helper\r
 int               iOldNoise;                          // old noise val for this channel   \r
 ADSRInfo          ADSR;                               // active ADSR settings\r
 ADSRInfoEx_orig   ADSRX;                              // next ADSR settings (will be moved to active on sample start)\r
} SPUCHAN_orig;\r
\r
typedef struct\r
{\r
 char          szSPUName[8];\r
 uint32_t ulFreezeVersion;\r
 uint32_t ulFreezeSize;\r
 unsigned char cSPUPort[0x200];\r
 unsigned char cSPURam[0x80000];\r
 xa_decode_t   xaS;     \r
} SPUFreeze_t;\r
\r
typedef struct\r
{\r
 unsigned short  spuIrq;\r
 unsigned short  decode_pos;\r
 uint32_t   pSpuIrq;\r
 uint32_t   spuAddr;\r
 uint32_t   rvb_cur;\r
 uint16_t   xa_left;\r
 uint16_t   cdda_left;\r
 uint32_t   cycles_played;\r
\r
 SPUCHAN_orig s_chan[MAXCHAN];   \r
\r
} SPUOSSFreeze_t;\r
\r
////////////////////////////////////////////////////////////////////////\r
\r
static SPUOSSFreeze_t * LoadStateV5(SPUFreeze_t * pF, uint32_t cycles);\r
static 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 = !!(spu.dwNewChannel & (1<<ch));\r
 d->iSBPos = s->iSBPos;\r
 d->spos = s->spos;\r
 d->sinc = s->sinc;\r
 memcpy(d->SB, spu.SB + ch * SB_SIZE, sizeof(d->SB[0]) * SB_SIZE);\r
 d->iStart = (regAreaGetCh(ch, 6) & ~1) << 3;\r
 d->iCurr = 0; // set by the caller\r
 d->iLoop = 0; // set by the caller\r
 d->bOn = !!(spu.dwChannelsAudible & (1<<ch));\r
 d->bStop = s->ADSRX.State == ADSR_RELEASE;\r
 d->bReverb = s->bReverb;\r
 d->iActFreq = 1;\r
 d->iUsedFreq = 2;\r
 d->iLeftVolume = s->iLeftVolume;\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 = 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
 d->ADSRX.State = s->ADSRX.State;\r
 d->ADSRX.AttackModeExp = s->ADSRX.AttackModeExp;\r
 d->ADSRX.AttackRate = s->ADSRX.AttackRate;\r
 d->ADSRX.DecayRate = s->ADSRX.DecayRate;\r
 d->ADSRX.SustainLevel = s->ADSRX.SustainLevel;\r
 d->ADSRX.SustainModeExp = s->ADSRX.SustainModeExp;\r
 d->ADSRX.SustainIncrease = s->ADSRX.SustainIncrease;\r
 d->ADSRX.SustainRate = s->ADSRX.SustainRate;\r
 d->ADSRX.ReleaseModeExp = s->ADSRX.ReleaseModeExp;\r
 d->ADSRX.ReleaseRate = s->ADSRX.ReleaseRate;\r
 d->ADSRX.EnvelopeVol = s->ADSRX.EnvelopeVol;\r
 d->ADSRX.lVolume = d->bOn; // hmh\r
}\r
\r
static void load_channel(SPUCHAN *d, const SPUCHAN_orig *s, int ch)\r
{\r
 memset(d, 0, sizeof(*d));\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
 d->sinc_inv = 0;\r
 memcpy(spu.SB + ch * SB_SIZE, s->SB, sizeof(spu.SB[0]) * SB_SIZE);\r
 d->pCurr = (void *)((uintptr_t)s->iCurr & 0x7fff0);\r
 d->pLoop = (void *)((uintptr_t)s->iLoop & 0x7fff0);\r
 d->bReverb = s->bReverb;\r
 d->iLeftVolume = s->iLeftVolume;\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
 d->ADSRX.SustainLevel = s->ADSRX.SustainLevel;\r
 d->ADSRX.SustainModeExp = s->ADSRX.SustainModeExp;\r
 d->ADSRX.SustainIncrease = s->ADSRX.SustainIncrease;\r
 d->ADSRX.SustainRate = s->ADSRX.SustainRate;\r
 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.dwChannelsAudible |= 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
 uint32_t cycles)\r
{\r
 SPUOSSFreeze_t * pFO = NULL;\r
 int i;\r
\r
 if(!pF) return 0;                                     // first check\r
\r
 if(ulFreezeMode)                                      // info or save?\r
  {//--------------------------------------------------//\r
   int xa_left = 0, cdda_left = 0;\r
   do_samples(cycles, 1);\r
\r
   if(ulFreezeMode==1)                                 \r
    memset(pF,0,sizeof(SPUFreeze_t)+sizeof(SPUOSSFreeze_t));\r
\r
   strcpy(pF->szSPUName,"PBOSS");\r
   pF->ulFreezeVersion=5;\r
   pF->ulFreezeSize=sizeof(SPUFreeze_t)+sizeof(SPUOSSFreeze_t);\r
\r
   if(ulFreezeMode==2) return 1;                       // info mode? ok, bye\r
                                                       // save mode:\r
   memcpy(pF->cSPURam,spu.spuMem,0x80000);             // copy common infos\r
   memcpy(pF->cSPUPort,spu.regArea,0x200);\r
\r
   if(spu.xapGlobal && spu.XAPlay!=spu.XAFeed)         // some xa\r
    {\r
     xa_left = spu.XAFeed - spu.XAPlay;\r
     if (xa_left < 0)\r
      xa_left = spu.XAEnd - spu.XAPlay + spu.XAFeed - spu.XAStart;\r
     pF->xaS = *spu.xapGlobal;\r
    }\r
   else if (spu.CDDAPlay != spu.CDDAFeed)\r
    {\r
     // abuse the xa struct to store leftover cdda samples\r
     unsigned int *p = spu.CDDAPlay;\r
     cdda_left = spu.CDDAFeed - spu.CDDAPlay;\r
     if (cdda_left < 0)\r
      cdda_left = spu.CDDAEnd - spu.CDDAPlay + spu.CDDAFeed - spu.CDDAStart;\r
     if (cdda_left > sizeof(pF->xaS.pcm) / 4)\r
      cdda_left = sizeof(pF->xaS.pcm) / 4;\r
     if (p + cdda_left <= spu.CDDAEnd)\r
      memcpy(pF->xaS.pcm, p, cdda_left * 4);\r
     else {\r
      memcpy(pF->xaS.pcm, p, (spu.CDDAEnd - p) * 4);\r
      memcpy((char *)pF->xaS.pcm + (spu.CDDAEnd - p) * 4, spu.CDDAStart,\r
             (cdda_left - (spu.CDDAEnd - p)) * 4);\r
     }\r
     pF->xaS.nsamples = 0;\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 = spu.regArea[(H_SPUirqAddr - 0x0c00) / 2];\r
   if(spu.pSpuIrq) pFO->pSpuIrq = spu.pSpuIrq - spu.spuMemC;\r
\r
   pFO->spuAddr=spu.spuAddr;\r
   if(pFO->spuAddr==0) pFO->spuAddr=0xbaadf00d;\r
   pFO->decode_pos = spu.decode_pos;\r
   pFO->rvb_cur = spu.rvb->CurrAddr;\r
   pFO->xa_left = xa_left;\r
   pFO->cdda_left = cdda_left;\r
   pFO->cycles_played = spu.cycles_played;\r
\r
   for(i=0;i<MAXCHAN;i++)\r
    {\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
   return 1;\r
   //--------------------------------------------------//\r
  }\r
                                                       \r
 if(ulFreezeMode!=0) return 0;                         // bad mode? bye\r
\r
 memcpy(spu.spuMem,pF->cSPURam,0x80000);               // get ram\r
 memcpy(spu.regArea,pF->cSPUPort,0x200);\r
 spu.bMemDirty = 1;\r
\r
 if (!strcmp(pF->szSPUName,"PBOSS") && pF->ulFreezeVersion==5)\r
   pFO = LoadStateV5(pF, cycles);\r
 else LoadStateUnknown(pF, cycles);\r
\r
 spu.XAPlay = spu.XAFeed = spu.XAStart;\r
 spu.CDDAPlay = spu.CDDAFeed = spu.CDDAStart;\r
 if (pFO && pFO->xa_left && pF->xaS.nsamples) {        // start xa again\r
  FeedXA(&pF->xaS);\r
  spu.XAPlay = spu.XAFeed - pFO->xa_left;\r
  if (spu.XAPlay < spu.XAStart)\r
   spu.XAPlay = spu.XAStart;\r
 }\r
 else if (pFO && pFO->cdda_left) {                     // start cdda again\r
  FeedCDDA((void *)pF->xaS.pcm, pFO->cdda_left * 4);\r
 }\r
\r
 // repair some globals\r
 for(i=0;i<=62;i+=2)\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
 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++) spu.SB[i * SB_SIZE + 28]=0;\r
\r
 ClearWorkingState();\r
\r
 if (spu.spuCtrl & CTRL_IRQ)\r
  schedule_next_irq();\r
\r
 return 1;\r
}\r
\r
////////////////////////////////////////////////////////////////////////\r
\r
static SPUOSSFreeze_t * LoadStateV5(SPUFreeze_t * pF, uint32_t cycles)\r
{\r
 int i;SPUOSSFreeze_t * pFO;\r
\r
 pFO=(SPUOSSFreeze_t *)(pF+1);\r
\r
 spu.pSpuIrq = spu.spuMemC + ((spu.regArea[(H_SPUirqAddr - 0x0c00) / 2] << 3) & ~0xf);\r
\r
 if(pFO->spuAddr)\r
  {\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
 spu.rvb->CurrAddr = pFO->rvb_cur;\r
 spu.cycles_played = pFO->cycles_played ? pFO->cycles_played : cycles;\r
\r
 spu.dwNewChannel=0;\r
 spu.dwChannelsAudible=0;\r
 spu.dwChannelDead=0;\r
 for(i=0;i<MAXCHAN;i++)\r
  {\r
   load_channel(&spu.s_chan[i],&pFO->s_chan[i],i);\r
\r
   spu.s_chan[i].pCurr+=(uintptr_t)spu.spuMemC;\r
   spu.s_chan[i].pLoop+=(uintptr_t)spu.spuMemC;\r
  }\r
 return pFO;\r
}\r
\r
////////////////////////////////////////////////////////////////////////\r
\r
static void LoadStateUnknown(SPUFreeze_t * pF, uint32_t cycles)\r
{\r
 int i;\r
\r
 for(i=0;i<MAXCHAN;i++)\r
  {\r
   spu.s_chan[i].pLoop=spu.spuMemC;\r
  }\r
\r
 spu.dwNewChannel=0;\r
 spu.dwChannelsAudible=0;\r
 spu.dwChannelDead=0;\r
 spu.pSpuIrq=spu.spuMemC;\r
 spu.cycles_played = cycles;\r
\r
 for(i=0;i<0xc0;i++)\r
  {\r
   load_register(0x1f801c00 + i*2, cycles);\r
  }\r
}\r
\r
////////////////////////////////////////////////////////////////////////\r
// vim:shiftwidth=1:expandtab\r
Commit	Line	Data
ef79bbde P	1	/***************************************************************************\r
	2	freeze.c - description\r
	3	-------------------\r
	4	begin : Wed May 15 2002\r
	5	copyright : (C) 2002 by Pete Bernert\r
	6	email : BlackDove@addcom.de\r
	7	***************************************************************************/\r
	8	/***************************************************************************\r
	9	* *\r
	10	* This program is free software; you can redistribute it and/or modify *\r
	11	* it under the terms of the GNU General Public License as published by *\r
	12	* the Free Software Foundation; either version 2 of the License, or *\r
	13	* (at your option) any later version. See also the license.txt file for *\r
	14	* additional informations. *\r
	15	* *\r
	16	***************************************************************************/\r
	17	\r
	18	#include "stdafx.h"\r
	19	\r
	20	#define _IN_FREEZE\r
	21	\r
	22	#include "externals.h"\r
	23	#include "registers.h"\r
	24	#include "spu.h"\r
ef79bbde P	25	\r
	26	////////////////////////////////////////////////////////////////////////\r
	27	// freeze structs\r
	28	////////////////////////////////////////////////////////////////////////\r
	29	\r
c668f248	30	typedef struct\r
	31	{\r
	32	int AttackModeExp;\r
	33	int AttackTime;\r
	34	int DecayTime;\r
	35	int SustainLevel;\r
	36	int SustainModeExp;\r
	37	int SustainModeDec;\r
	38	int SustainTime;\r
	39	int ReleaseModeExp;\r
	40	unsigned int ReleaseVal;\r
	41	int ReleaseTime;\r
	42	int ReleaseStartTime; \r
	43	int ReleaseVol; \r
	44	int lTime;\r
	45	int lVolume;\r
	46	} ADSRInfo;\r
	47	\r
6d866bb7	48	typedef struct\r
	49	{\r
	50	int State;\r
	51	int AttackModeExp;\r
	52	int AttackRate;\r
	53	int DecayRate;\r
	54	int SustainLevel;\r
	55	int SustainModeExp;\r
	56	int SustainIncrease;\r
	57	int SustainRate;\r
	58	int ReleaseModeExp;\r
	59	int ReleaseRate;\r
	60	int EnvelopeVol;\r
c668f248	61	int lVolume;\r
	62	int lDummy1;\r
	63	int lDummy2;\r
6d866bb7	64	} ADSRInfoEx_orig;\r
	65	\r
	66	typedef struct\r
	67	{\r
	68	// no mutexes used anymore... don't need them to sync access\r
	69	//HANDLE hMutex;\r
	70	\r
	71	int bNew; // start flag\r
	72	\r
	73	int iSBPos; // mixing stuff\r
	74	int spos;\r
	75	int sinc;\r
	76	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
	77	int sval;\r
	78	\r
8e1040b6	79	int iStart; // start ptr into sound mem\r
	80	int iCurr; // current pos in sound mem\r
	81	int iLoop; // loop ptr in sound mem\r
6d866bb7	82	\r
	83	int bOn; // is channel active (sample playing?)\r
	84	int bStop; // is channel stopped (sample _can_ still be playing, ADSR Release phase)\r
	85	int bReverb; // can we do reverb on this channel? must have ctrl register bit, to get active\r
	86	int iActFreq; // current psx pitch\r
	87	int iUsedFreq; // current pc pitch\r
	88	int iLeftVolume; // left volume\r
	89	int iLeftVolRaw; // left psx volume value\r
	90	int bIgnoreLoop; // ignore loop bit, if an external loop address is used\r
	91	int iMute; // mute mode\r
	92	int iRightVolume; // right volume\r
	93	int iRightVolRaw; // right psx volume value\r
	94	int iRawPitch; // raw pitch (0...3fff)\r
	95	int iIrqDone; // debug irq done flag\r
	96	int s_1; // last decoding infos\r
	97	int s_2;\r
	98	int bRVBActive; // reverb active flag\r
	99	int iRVBOffset; // reverb offset\r
	100	int iRVBRepeat; // reverb repeat\r
	101	int bNoise; // noise active flag\r
	102	int bFMod; // freq mod (0=off, 1=sound channel, 2=freq channel)\r
	103	int iRVBNum; // another reverb helper\r
	104	int iOldNoise; // old noise val for this channel \r
	105	ADSRInfo ADSR; // active ADSR settings\r
	106	ADSRInfoEx_orig ADSRX; // next ADSR settings (will be moved to active on sample start)\r
	107	} SPUCHAN_orig;\r
	108	\r
ef79bbde P	109	typedef struct\r
	110	{\r
	111	char szSPUName[8];\r
	112	uint32_t ulFreezeVersion;\r
	113	uint32_t ulFreezeSize;\r
	114	unsigned char cSPUPort[0x200];\r
	115	unsigned char cSPURam[0x80000];\r
	116	xa_decode_t xaS; \r
	117	} SPUFreeze_t;\r
	118	\r
	119	typedef struct\r
	120	{\r
	121	unsigned short spuIrq;\r
0ad5d4a1	122	unsigned short decode_pos;\r
ef79bbde P	123	uint32_t pSpuIrq;\r
ef79bbde P	124	uint32_t spuAddr;\r
403a6290	125	uint32_t rvb_cur;\r
	126	uint16_t xa_left;\r
	127	uint16_t cdda_left;\r
	128	uint32_t cycles_played;\r
ef79bbde	129	\r
6d866bb7	130	SPUCHAN_orig s_chan[MAXCHAN]; \r
ef79bbde P	131	\r
	132	} SPUOSSFreeze_t;\r
	133	\r
	134	////////////////////////////////////////////////////////////////////////\r
	135	\r
403a6290	136	static SPUOSSFreeze_t * LoadStateV5(SPUFreeze_t * pF, uint32_t cycles);\r
403a6290	137	static void LoadStateUnknown(SPUFreeze_t * pF, uint32_t cycles); // unknown format\r
ef79bbde	138	\r
6d866bb7	139	// we want to retain compatibility between versions,\r
6d866bb7	140	// so use original channel struct\r
381ea103	141	static void save_channel(SPUCHAN_orig d, const SPUCHAN s, int ch)\r
6d866bb7	142	{\r
6d866bb7	143	memset(d, 0, sizeof(*d));\r
3154bfab	144	d->bNew = !!(spu.dwNewChannel & (1<<ch));\r
6d866bb7	145	d->iSBPos = s->iSBPos;\r
	146	d->spos = s->spos;\r
	147	d->sinc = s->sinc;\r
de4a0279	148	memcpy(d->SB, spu.SB + ch * SB_SIZE, sizeof(d->SB[0]) * SB_SIZE);\r
a0d4a8f5	149	d->iStart = (regAreaGetCh(ch, 6) & ~1) << 3;\r
8e1040b6	150	d->iCurr = 0; // set by the caller\r
8e1040b6	151	d->iLoop = 0; // set by the caller\r
2daa7c1d	152	d->bOn = !!(spu.dwChannelsAudible & (1<<ch));\r
9ad8abfa	153	d->bStop = s->ADSRX.State == ADSR_RELEASE;\r
6d866bb7	154	d->bReverb = s->bReverb;\r
7e44d49d	155	d->iActFreq = 1;\r
7e44d49d	156	d->iUsedFreq = 2;\r
6d866bb7	157	d->iLeftVolume = s->iLeftVolume;\r
e4f075af	158	// this one is nasty but safe, save compat is important\r
e4f075af	159	d->bIgnoreLoop = (s->prevflags ^ 2) << 1;\r
6d866bb7	160	d->iRightVolume = s->iRightVolume;\r
6d866bb7	161	d->iRawPitch = s->iRawPitch;\r
de4a0279	162	d->s_1 = spu.SB[ch * SB_SIZE + 27]; // yes it's reversed\r
de4a0279	163	d->s_2 = spu.SB[ch * SB_SIZE + 26];\r
6d866bb7	164	d->bRVBActive = s->bRVBActive;\r
6d866bb7	165	d->bNoise = s->bNoise;\r
6d866bb7	166	d->bFMod = s->bFMod;\r
6d866bb7	167	d->ADSRX.State = s->ADSRX.State;\r
	168	d->ADSRX.AttackModeExp = s->ADSRX.AttackModeExp;\r
	169	d->ADSRX.AttackRate = s->ADSRX.AttackRate;\r
	170	d->ADSRX.DecayRate = s->ADSRX.DecayRate;\r
	171	d->ADSRX.SustainLevel = s->ADSRX.SustainLevel;\r
	172	d->ADSRX.SustainModeExp = s->ADSRX.SustainModeExp;\r
	173	d->ADSRX.SustainIncrease = s->ADSRX.SustainIncrease;\r
	174	d->ADSRX.SustainRate = s->ADSRX.SustainRate;\r
	175	d->ADSRX.ReleaseModeExp = s->ADSRX.ReleaseModeExp;\r
	176	d->ADSRX.ReleaseRate = s->ADSRX.ReleaseRate;\r
	177	d->ADSRX.EnvelopeVol = s->ADSRX.EnvelopeVol;\r
	178	d->ADSRX.lVolume = d->bOn; // hmh\r
	179	}\r
	180	\r
381ea103	181	static void load_channel(SPUCHAN d, const SPUCHAN_orig s, int ch)\r
6d866bb7	182	{\r
6d866bb7	183	memset(d, 0, sizeof(*d));\r
3154bfab	184	if (s->bNew) spu.dwNewChannel \|= 1<<ch;\r
6d866bb7	185	d->iSBPos = s->iSBPos;\r
650adfd2	186	if ((uint32_t)d->iSBPos >= 28) d->iSBPos = 27;\r
6d866bb7	187	d->spos = s->spos;\r
6d866bb7	188	d->sinc = s->sinc;\r
650adfd2	189	d->sinc_inv = 0;\r
de4a0279	190	memcpy(spu.SB + ch * SB_SIZE, s->SB, sizeof(spu.SB[0]) * SB_SIZE);\r
2d724e28	191	d->pCurr = (void *)((uintptr_t)s->iCurr & 0x7fff0);\r
2d724e28	192	d->pLoop = (void *)((uintptr_t)s->iLoop & 0x7fff0);\r
6d866bb7	193	d->bReverb = s->bReverb;\r
6d866bb7	194	d->iLeftVolume = s->iLeftVolume;\r
6d866bb7	195	d->iRightVolume = s->iRightVolume;\r
6d866bb7	196	d->iRawPitch = s->iRawPitch;\r
6d866bb7	197	d->bRVBActive = s->bRVBActive;\r
6d866bb7	198	d->bNoise = s->bNoise;\r
6d866bb7	199	d->bFMod = s->bFMod;\r
e4f075af	200	d->prevflags = (s->bIgnoreLoop >> 1) ^ 2;\r
6d866bb7	201	d->ADSRX.State = s->ADSRX.State;\r
9ad8abfa	202	if (s->bStop) d->ADSRX.State = ADSR_RELEASE;\r
6d866bb7	203	d->ADSRX.AttackModeExp = s->ADSRX.AttackModeExp;\r
	204	d->ADSRX.AttackRate = s->ADSRX.AttackRate;\r
	205	d->ADSRX.DecayRate = s->ADSRX.DecayRate;\r
	206	d->ADSRX.SustainLevel = s->ADSRX.SustainLevel;\r
	207	d->ADSRX.SustainModeExp = s->ADSRX.SustainModeExp;\r
	208	d->ADSRX.SustainIncrease = s->ADSRX.SustainIncrease;\r
	209	d->ADSRX.SustainRate = s->ADSRX.SustainRate;\r
	210	d->ADSRX.ReleaseModeExp = s->ADSRX.ReleaseModeExp;\r
	211	d->ADSRX.ReleaseRate = s->ADSRX.ReleaseRate;\r
	212	d->ADSRX.EnvelopeVol = s->ADSRX.EnvelopeVol;\r
2daa7c1d	213	if (s->bOn) spu.dwChannelsAudible \|= 1<<ch;\r
6f6fe969	214	else d->ADSRX.EnvelopeVol = 0;\r
6d866bb7	215	}\r
6d866bb7	216	\r
650adfd2	217	// force load from regArea to variables\r
	218	static void load_register(unsigned long reg, unsigned int cycles)\r
	219	{\r
3154bfab	220	unsigned short *r = &spu.regArea[((reg & 0xfff) - 0xc00) >> 1];\r
650adfd2	221	*r ^= 1;\r
	222	SPUwriteRegister(reg, *r ^ 1, cycles);\r
	223	}\r
	224	\r
ef79bbde P	225	////////////////////////////////////////////////////////////////////////\r
	226	// SPUFREEZE: called by main emu on savestate load/save\r
	227	////////////////////////////////////////////////////////////////////////\r
	228	\r
650adfd2	229	long CALLBACK SPUfreeze(uint32_t ulFreezeMode, SPUFreeze_t * pF,\r
650adfd2	230	uint32_t cycles)\r
ef79bbde	231	{\r
403a6290	232	SPUOSSFreeze_t * pFO = NULL;\r
403a6290	233	int i;\r
ef79bbde P	234	\r
	235	if(!pF) return 0; // first check\r
	236	\r
	237	if(ulFreezeMode) // info or save?\r
	238	{//--------------------------------------------------//\r
403a6290	239	int xa_left = 0, cdda_left = 0;\r
	240	do_samples(cycles, 1);\r
	241	\r
ef79bbde P	242	if(ulFreezeMode==1) \r
	243	memset(pF,0,sizeof(SPUFreeze_t)+sizeof(SPUOSSFreeze_t));\r
	244	\r
	245	strcpy(pF->szSPUName,"PBOSS");\r
	246	pF->ulFreezeVersion=5;\r
	247	pF->ulFreezeSize=sizeof(SPUFreeze_t)+sizeof(SPUOSSFreeze_t);\r
	248	\r
	249	if(ulFreezeMode==2) return 1; // info mode? ok, bye\r
	250	// save mode:\r
3154bfab	251	memcpy(pF->cSPURam,spu.spuMem,0x80000); // copy common infos\r
3154bfab	252	memcpy(pF->cSPUPort,spu.regArea,0x200);\r
ef79bbde	253	\r
3154bfab	254	if(spu.xapGlobal && spu.XAPlay!=spu.XAFeed) // some xa\r
ef79bbde	255	{\r
403a6290	256	xa_left = spu.XAFeed - spu.XAPlay;\r
	257	if (xa_left < 0)\r
	258	xa_left = spu.XAEnd - spu.XAPlay + spu.XAFeed - spu.XAStart;\r
	259	pF->xaS = *spu.xapGlobal;\r
	260	}\r
	261	else if (spu.CDDAPlay != spu.CDDAFeed)\r
	262	{\r
	263	// abuse the xa struct to store leftover cdda samples\r
	264	unsigned int *p = spu.CDDAPlay;\r
	265	cdda_left = spu.CDDAFeed - spu.CDDAPlay;\r
	266	if (cdda_left < 0)\r
	267	cdda_left = spu.CDDAEnd - spu.CDDAPlay + spu.CDDAFeed - spu.CDDAStart;\r
	268	if (cdda_left > sizeof(pF->xaS.pcm) / 4)\r
	269	cdda_left = sizeof(pF->xaS.pcm) / 4;\r
	270	if (p + cdda_left <= spu.CDDAEnd)\r
	271	memcpy(pF->xaS.pcm, p, cdda_left * 4);\r
	272	else {\r
	273	memcpy(pF->xaS.pcm, p, (spu.CDDAEnd - p) * 4);\r
	274	memcpy((char )pF->xaS.pcm + (spu.CDDAEnd - p) 4, spu.CDDAStart,\r
	275	(cdda_left - (spu.CDDAEnd - p)) * 4);\r
	276	}\r
	277	pF->xaS.nsamples = 0;\r
ef79bbde	278	}\r
403a6290	279	else\r
403a6290	280	memset(&pF->xaS,0,sizeof(xa_decode_t)); // or clean xa\r
ef79bbde P	281	\r
	282	pFO=(SPUOSSFreeze_t *)(pF+1); // store special stuff\r
	283	\r
3154bfab	284	pFO->spuIrq = spu.regArea[(H_SPUirqAddr - 0x0c00) / 2];\r
2d724e28	285	if(spu.pSpuIrq) pFO->pSpuIrq = spu.pSpuIrq - spu.spuMemC;\r
ef79bbde	286	\r
3154bfab	287	pFO->spuAddr=spu.spuAddr;\r
ef79bbde	288	if(pFO->spuAddr==0) pFO->spuAddr=0xbaadf00d;\r
0ad5d4a1	289	pFO->decode_pos = spu.decode_pos;\r
403a6290	290	pFO->rvb_cur = spu.rvb->CurrAddr;\r
	291	pFO->xa_left = xa_left;\r
	292	pFO->cdda_left = cdda_left;\r
	293	pFO->cycles_played = spu.cycles_played;\r
ef79bbde P	294	\r
	295	for(i=0;i<MAXCHAN;i++)\r
	296	{\r
5514a050	297	save_channel(&pFO->s_chan[i],&spu.s_chan[i],i);\r
	298	if(spu.s_chan[i].pCurr)\r
	299	pFO->s_chan[i].iCurr=spu.s_chan[i].pCurr-spu.spuMemC;\r
	300	if(spu.s_chan[i].pLoop)\r
	301	pFO->s_chan[i].iLoop=spu.s_chan[i].pLoop-spu.spuMemC;\r
ef79bbde P	302	}\r
ef79bbde P	303	\r
ef79bbde P	304	return 1;\r
	305	//--------------------------------------------------//\r
	306	}\r
	307	\r
	308	if(ulFreezeMode!=0) return 0; // bad mode? bye\r
	309	\r
3154bfab	310	memcpy(spu.spuMem,pF->cSPURam,0x80000); // get ram\r
3154bfab	311	memcpy(spu.regArea,pF->cSPUPort,0x200);\r
0c1151fe	312	spu.bMemDirty = 1;\r
ef79bbde	313	\r
403a6290	314	if (!strcmp(pF->szSPUName,"PBOSS") && pF->ulFreezeVersion==5)\r
403a6290	315	pFO = LoadStateV5(pF, cycles);\r
650adfd2	316	else LoadStateUnknown(pF, cycles);\r
ef79bbde	317	\r
403a6290	318	spu.XAPlay = spu.XAFeed = spu.XAStart;\r
	319	spu.CDDAPlay = spu.CDDAFeed = spu.CDDAStart;\r
	320	if (pFO && pFO->xa_left && pF->xaS.nsamples) { // start xa again\r
	321	FeedXA(&pF->xaS);\r
	322	spu.XAPlay = spu.XAFeed - pFO->xa_left;\r
	323	if (spu.XAPlay < spu.XAStart)\r
	324	spu.XAPlay = spu.XAStart;\r
	325	}\r
	326	else if (pFO && pFO->cdda_left) { // start cdda again\r
	327	FeedCDDA((void )pF->xaS.pcm, pFO->cdda_left 4);\r
	328	}\r
	329	\r
ef79bbde P	330	// repair some globals\r
ef79bbde P	331	for(i=0;i<=62;i+=2)\r
650adfd2	332	load_register(H_Reverb+i, cycles);\r
	333	load_register(H_SPUReverbAddr, cycles);\r
	334	load_register(H_SPUrvolL, cycles);\r
	335	load_register(H_SPUrvolR, cycles);\r
ef79bbde	336	\r
650adfd2	337	load_register(H_SPUctrl, cycles);\r
	338	load_register(H_SPUstat, cycles);\r
	339	load_register(H_CDLeft, cycles);\r
	340	load_register(H_CDRight, cycles);\r
ef79bbde P	341	\r
ef79bbde P	342	// fix to prevent new interpolations from crashing\r
de4a0279	343	for(i=0;i<MAXCHAN;i++) spu.SB[i * SB_SIZE + 28]=0;\r
ef79bbde	344	\r
6d75977b	345	ClearWorkingState();\r
ef79bbde	346	\r
c4c66b22	347	if (spu.spuCtrl & CTRL_IRQ)\r
	348	schedule_next_irq();\r
	349	\r
ef79bbde P	350	return 1;\r
	351	}\r
	352	\r
	353	////////////////////////////////////////////////////////////////////////\r
	354	\r
403a6290	355	static SPUOSSFreeze_t * LoadStateV5(SPUFreeze_t * pF, uint32_t cycles)\r
ef79bbde P	356	{\r
	357	int i;SPUOSSFreeze_t * pFO;\r
	358	\r
	359	pFO=(SPUOSSFreeze_t *)(pF+1);\r
	360	\r
c4c66b22	361	spu.pSpuIrq = spu.spuMemC + ((spu.regArea[(H_SPUirqAddr - 0x0c00) / 2] << 3) & ~0xf);\r
ef79bbde P	362	\r
	363	if(pFO->spuAddr)\r
	364	{\r
5514a050	365	if (pFO->spuAddr == 0xbaadf00d) spu.spuAddr = 0;\r
5514a050	366	else spu.spuAddr = pFO->spuAddr & 0x7fffe;\r
ef79bbde	367	}\r
0ad5d4a1	368	spu.decode_pos = pFO->decode_pos & 0x1ff;\r
403a6290	369	spu.rvb->CurrAddr = pFO->rvb_cur;\r
403a6290	370	spu.cycles_played = pFO->cycles_played ? pFO->cycles_played : cycles;\r
ef79bbde	371	\r
3154bfab	372	spu.dwNewChannel=0;\r
2daa7c1d	373	spu.dwChannelsAudible=0;\r
3154bfab	374	spu.dwChannelDead=0;\r
ef79bbde P	375	for(i=0;i<MAXCHAN;i++)\r
ef79bbde P	376	{\r
5514a050	377	load_channel(&spu.s_chan[i],&pFO->s_chan[i],i);\r
ef79bbde	378	\r
2d724e28	379	spu.s_chan[i].pCurr+=(uintptr_t)spu.spuMemC;\r
2d724e28	380	spu.s_chan[i].pLoop+=(uintptr_t)spu.spuMemC;\r
ef79bbde	381	}\r
403a6290	382	return pFO;\r
ef79bbde P	383	}\r
	384	\r
	385	////////////////////////////////////////////////////////////////////////\r
	386	\r
403a6290	387	static void LoadStateUnknown(SPUFreeze_t * pF, uint32_t cycles)\r
ef79bbde P	388	{\r
	389	int i;\r
	390	\r
	391	for(i=0;i<MAXCHAN;i++)\r
	392	{\r
5514a050	393	spu.s_chan[i].pLoop=spu.spuMemC;\r
ef79bbde P	394	}\r
ef79bbde P	395	\r
3154bfab	396	spu.dwNewChannel=0;\r
2daa7c1d	397	spu.dwChannelsAudible=0;\r
3154bfab	398	spu.dwChannelDead=0;\r
c4c66b22	399	spu.pSpuIrq=spu.spuMemC;\r
403a6290	400	spu.cycles_played = cycles;\r
ef79bbde P	401	\r
	402	for(i=0;i<0xc0;i++)\r
	403	{\r
650adfd2	404	load_register(0x1f801c00 + i*2, cycles);\r
ef79bbde P	405	}\r
	406	}\r
	407	\r
	408	////////////////////////////////////////////////////////////////////////\r
403a6290	409	// vim:shiftwidth=1:expandtab\r