X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=blobdiff_plain;f=plugins%2Fdfsound%2Fspu.c;h=df95f35db8578e70ae16912c6f3b292c8029bc9a;hp=791b27eb7bff176189f176124b34c31841708160;hb=554a2220f2413cc29d7912ad3f7d91c9e64284cf;hpb=b1094d0ef5dce90b6c344e7616ca0acd10050c7e

diff --git a/plugins/dfsound/spu.c b/plugins/dfsound/spu.c
index 791b27eb..df95f35d 100644
--- a/plugins/dfsound/spu.c
+++ b/plugins/dfsound/spu.c
@@ -26,7 +26,6 @@
 #include "registers.h"
 #include "cfg.h"
 #include "dsoundoss.h"
-#include "regs.h"
 
 #ifdef ENABLE_NLS
 #include <libintl.h>
@@ -38,7 +37,7 @@
 #define N_(x) (x)
 #endif
 
-#ifdef __arm__
+#ifdef __ARM_ARCH_7A__
  #define ssat32_to_16(v) \
   asm("ssat %0,#16,%1" : "=r" (v) : "r" (v))
 #else
@@ -108,9 +107,10 @@ int             bSPUIsOpen=0;
 
 static pthread_t thread = (pthread_t)-1;               // thread id (linux)
 
-unsigned long dwNewChannel=0;                          // flags for faster testing, if new channel starts
-unsigned long dwChannelOn=0;
-unsigned long dwPendingChanOff=0;
+unsigned int dwNewChannel=0;                           // flags for faster testing, if new channel starts
+unsigned int dwChannelOn=0;                            // not silent channels
+unsigned int dwPendingChanOff=0;
+unsigned int dwChannelDead=0;                          // silent+not useful channels
 
 void (CALLBACK *irqCallback)(void)=0;                  // func of main emu, called on spu irq
 void (CALLBACK *cddavCallback)(unsigned short,unsigned short)=0;
@@ -122,8 +122,8 @@ static const int f[8][2] = {   {    0,  0  },
                         {  115, -52 },
                         {   98, -55 },
                         {  122, -60 } };
-int ChanBuf[NSSIZE];
-int SSumLR[NSSIZE*2];
+int ChanBuf[NSSIZE+3];
+int SSumLR[(NSSIZE+3)*2];
 int iFMod[NSSIZE];
 int iCycle = 0;
 short * pS;
@@ -132,6 +132,8 @@ int lastch=-1;             // last channel processed on spu irq in timer mode
 static int lastns=0;       // last ns pos
 static int iSecureStart=0; // secure start counter
 
+#define CDDA_BUFFER_SIZE (16384 * sizeof(uint32_t)) // must be power of 2
+
 ////////////////////////////////////////////////////////////////////////
 // CODE AREA
 ////////////////////////////////////////////////////////////////////////
@@ -220,9 +222,10 @@ INLINE void InterpolateUp(int ch)
    s_chan[ch].SB[32]=0;
 
    s_chan[ch].SB[28]=(s_chan[ch].SB[28]*s_chan[ch].sinc)/0x20000L;
-   if(s_chan[ch].sinc<=0x8000)
-        s_chan[ch].SB[29]=s_chan[ch].SB[30]-(s_chan[ch].SB[28]*((0x10000/s_chan[ch].sinc)-1));
-   else s_chan[ch].SB[29]+=s_chan[ch].SB[28];
+   //if(s_chan[ch].sinc<=0x8000)
+   //     s_chan[ch].SB[29]=s_chan[ch].SB[30]-(s_chan[ch].SB[28]*((0x10000/s_chan[ch].sinc)-1));
+   //else
+   s_chan[ch].SB[29]+=s_chan[ch].SB[28];
   }
  else                                                  // no flags? add bigger val (if possible), calc smaller step, set flag1
   s_chan[ch].SB[29]+=s_chan[ch].SB[28];
@@ -286,19 +289,9 @@ INLINE void StartSound(int ch)
 // ALL KIND OF HELPERS
 ////////////////////////////////////////////////////////////////////////
 
-INLINE void VoiceChangeFrequency(int ch)
-{
- s_chan[ch].iUsedFreq=s_chan[ch].iActFreq;             // -> take it and calc steps
- s_chan[ch].sinc=s_chan[ch].iRawPitch<<4;
- if(!s_chan[ch].sinc) s_chan[ch].sinc=1;
- if(iUseInterpolation==1) s_chan[ch].SB[32]=1;         // -> freq change in simle imterpolation mode: set flag
-}
-
-////////////////////////////////////////////////////////////////////////
-
 INLINE int FModChangeFrequency(int ch,int ns)
 {
- int NP=s_chan[ch].iRawPitch;
+ unsigned int NP=s_chan[ch].iRawPitch;
  int sinc;
 
  NP=((32768L+iFMod[ns])*NP)/32768L;
@@ -306,12 +299,7 @@ INLINE int FModChangeFrequency(int ch,int ns)
  if(NP>0x3fff) NP=0x3fff;
  if(NP<0x1)    NP=0x1;
 
- NP=(44100L*NP)/(4096L);                               // calc frequency
-
- s_chan[ch].iActFreq=NP;
- s_chan[ch].iUsedFreq=NP;
- sinc=(((NP/10)<<16)/4410);
- if(!sinc) sinc=1;
+ sinc=NP<<4;                                           // calc frequency
  if(iUseInterpolation==1)                              // freq change in simple interpolation mode
   s_chan[ch].SB[32]=1;
  iFMod[ns]=0;
@@ -453,14 +441,12 @@ static int decode_block(int ch)
  int ret = 0;
 
  start=s_chan[ch].pCurr;                   // set up the current pos
- if(start == (unsigned char*)-1 ||         // special "stop" sign
-    (dwPendingChanOff&(1<<ch)))
+ if(dwPendingChanOff&(1<<ch))
  {
   dwChannelOn&=~(1<<ch);                   // -> turn everything off
   dwPendingChanOff&=~(1<<ch);
   s_chan[ch].bStop=1;
   s_chan[ch].ADSRX.EnvelopeVol=0;
-  return 0;                                // -> and done for this channel
  }
 
  //////////////////////////////////////////// irq check
@@ -495,10 +481,14 @@ static int decode_block(int ch)
   start = s_chan[ch].pLoop;
  }
 
- if (start - spuMemC >= 0x80000)
-  start = (unsigned char*)-1;
+ if (start - spuMemC >= 0x80000) {
+  // most likely wrong
+  start = spuMemC;
+  printf("ch%d oflow\n", ch);
+ }
 
  s_chan[ch].pCurr = start;                 // store values for next cycle
+ s_chan[ch].bJump = flags & 1;
 
  return ret;
 }
@@ -510,9 +500,6 @@ static int skip_block(int ch)
  int flags = start[1];
  int ret = 0;
 
- // Tron Bonne hack, probably wrong (could be wrong memory contents..)
- if(flags & ~7) flags = 0;
-
  if(start == pSpuIrq)
  {
   do_irq();
@@ -520,13 +507,14 @@ static int skip_block(int ch)
  }
 
  if(flags & 4)
-  s_chan[ch].pLoop=start;
+  s_chan[ch].pLoop = start;
 
  s_chan[ch].pCurr += 16;
 
  if(flags & 1)
   s_chan[ch].pCurr = s_chan[ch].pLoop;
 
+ s_chan[ch].bJump = flags & 1;
  return ret;
 }
 
@@ -635,6 +623,49 @@ static int do_samples_noise(int ch, int ns, int ns_to)
  return -1;
 }
 
+#ifdef __ARM_ARCH_7A__
+// asm code
+extern void mix_chan(int start, int count, int lv, int rv);
+extern void mix_chan_rvb(int start, int count, int lv, int rv);
+#else
+static void mix_chan(int start, int count, int lv, int rv)
+{
+ int *dst = SSumLR + start * 2;
+ const int *src = ChanBuf + start;
+ int l, r;
+
+ while (count--)
+  {
+   int sval = *src++;
+
+   l = (sval * lv) >> 14;
+   r = (sval * rv) >> 14;
+   *dst++ += l;
+   *dst++ += r;
+  }
+}
+
+static void mix_chan_rvb(int start, int count, int lv, int rv)
+{
+ int *dst = SSumLR + start * 2;
+ int *drvb = sRVBStart + start * 2;
+ const int *src = ChanBuf + start;
+ int l, r;
+
+ while (count--)
+  {
+   int sval = *src++;
+
+   l = (sval * lv) >> 14;
+   r = (sval * rv) >> 14;
+   *dst++ += l;
+   *dst++ += r;
+   *drvb++ += l;
+   *drvb++ += r;
+  }
+}
+#endif
+
 ////////////////////////////////////////////////////////////////////////
 // MAIN SPU FUNCTION
 // here is the main job handler... thread, timer or direct func call
@@ -654,7 +685,7 @@ static void *MAINThread(void *arg)
 {
  int volmult = iVolume;
  int ns,ns_from,ns_to;
- int ch,d;
+ int ch,d,silentch;
  int bIRQReturn=0;
 
  while(!bEndThread)                                    // until we are shutting down
@@ -694,6 +725,8 @@ static void *MAINThread(void *arg)
      ch=lastch; ns_from=lastns; lastch=-1;             // -> setup all kind of vars to continue
     }
 
+   silentch=~(dwChannelOn|dwNewChannel);
+
    //--------------------------------------------------//
    //- main channel loop                              -// 
    //--------------------------------------------------//
@@ -703,9 +736,6 @@ static void *MAINThread(void *arg)
        if(dwNewChannel&(1<<ch)) StartSound(ch);        // start new sound
        if(!(dwChannelOn&(1<<ch))) continue;            // channel not playing? next
 
-       if(s_chan[ch].iActFreq!=s_chan[ch].iUsedFreq)   // new psx frequency?
-        VoiceChangeFrequency(ch);
-
        if(s_chan[ch].bNoise)
         d=do_samples_noise(ch, ns_from, ns_to);
        else if(s_chan[ch].bFMod==2 || (s_chan[ch].bFMod==0 && iUseInterpolation==0))
@@ -719,36 +749,18 @@ static void *MAINThread(void *arg)
          bIRQReturn=1;
          lastch=ch; 
          lastns=ns_to=d;
+         if(d==0)
+          break;
         }
 
        MixADSR(ch, ns_from, ns_to);
 
        if(s_chan[ch].bFMod==2)                         // fmod freq channel
         memcpy(iFMod, ChanBuf, sizeof(iFMod));
+       else if(s_chan[ch].bRVBActive)
+        mix_chan_rvb(ns_from,ns_to-ns_from,s_chan[ch].iLeftVolume,s_chan[ch].iRightVolume);
        else
-        {
-         int lv=s_chan[ch].iLeftVolume;
-         int rv=s_chan[ch].iRightVolume;
-
-         for(ns=ns_from;ns<ns_to;ns++)
-          {
-           int sval = ChanBuf[ns];
-           int l, r;
-
-           //////////////////////////////////////////////
-           // ok, left/right sound volume (psx volume goes from 0 ... 0x3fff)
-
-           l=(sval*lv)>>14;
-           r=(sval*rv)>>14;
-           SSumLR[ns*2]  +=l;
-           SSumLR[ns*2+1]+=r;
-
-           //////////////////////////////////////////////
-           // now let us store sound data for reverb    
-
-           if(s_chan[ch].bRVBActive) StoreREVERB(ch,ns,l,r);
-          }
-        }
+        mix_chan(ns_from,ns_to-ns_from,s_chan[ch].iLeftVolume,s_chan[ch].iRightVolume);
       }
     }
 
@@ -757,25 +769,23 @@ static void *MAINThread(void *arg)
     if(!bIRQReturn && (spuCtrl&CTRL_IRQ))
      for(ch=0;ch<MAXCHAN;ch++)
       {
-       if(dwChannelOn&(1<<ch)) continue;               // already handled
-       if(s_chan[ch].pCurr == (unsigned char *)-1)
-        continue;
+       if(!(silentch&(1<<ch))) continue;               // already handled
+       if(dwChannelDead&(1<<ch)) continue;
        if(s_chan[ch].pCurr > pSpuIrq && s_chan[ch].pLoop > pSpuIrq)
         continue;
 
-       if(s_chan[ch].iActFreq!=s_chan[ch].iUsedFreq)   // new psx frequency?
-         VoiceChangeFrequency(ch);
-
        s_chan[ch].spos += s_chan[ch].sinc * NSSIZE;
        while(s_chan[ch].spos >= 28 * 0x10000)
         {
-         unsigned char *start=s_chan[ch].pCurr;
+         unsigned char *start = s_chan[ch].pCurr;
 
-         bIRQReturn |= skip_block(ch);
+         // no need for bIRQReturn since the channel is silent
+         iSpuAsyncWait |= skip_block(ch);
          if(start == s_chan[ch].pCurr)
           {
            // looping on self
-           s_chan[ch].pCurr=(unsigned char *)-1;
+           dwChannelDead |= 1<<ch;
+           s_chan[ch].spos = 0;
            break;
           }
 
@@ -894,12 +904,14 @@ static void *MAINThread(void *arg)
 // SPU ASYNC... even newer epsxe func
 //  1 time every 'cycle' cycles... harhar
 
+// rearmed: called every 2ms now
+
 void CALLBACK SPUasync(unsigned long cycle)
 {
  if(iSpuAsyncWait)
   {
    iSpuAsyncWait++;
-   if(iSpuAsyncWait<=16/FRAG_MSECS) return;
+   if(iSpuAsyncWait<=16/2) return;
    iSpuAsyncWait=0;
   }
 
@@ -941,12 +953,12 @@ void CALLBACK SPUplayADPCMchannel(xa_decode_t *xap)
 }
 
 // CDDA AUDIO
-void CALLBACK SPUplayCDDAchannel(short *pcm, int nbytes)
+int CALLBACK SPUplayCDDAchannel(short *pcm, int nbytes)
 {
- if (!pcm)      return;
- if (nbytes<=0) return;
+ if (!pcm)      return -1;
+ if (nbytes<=0) return -1;
 
- FeedCDDA((unsigned char *)pcm, nbytes);
+ return FeedCDDA((unsigned char *)pcm, nbytes);
 }
 
 // SETUPTIMER: init of certain buffers and threads/timers
@@ -1004,7 +1016,7 @@ void SetupStreams(void)
  XAFeed  = XAStart;
 
  CDDAStart =                                           // alloc cdda buffer
-  (uint32_t *)malloc(16384 * sizeof(uint32_t));
+  (uint32_t *)malloc(CDDA_BUFFER_SIZE);
  CDDAEnd   = CDDAStart + 16384;
  CDDAPlay  = CDDAStart;
  CDDAFeed  = CDDAStart;
@@ -1016,7 +1028,6 @@ void SetupStreams(void)
 //   s_chan[i].hMutex=CreateMutex(NULL,FALSE,NULL);
    s_chan[i].ADSRX.SustainLevel = 0xf;                 // -> init sustain
    s_chan[i].pLoop=spuMemC;
-   s_chan[i].pStart=spuMemC;
    s_chan[i].pCurr=spuMemC;
   }
 
@@ -1161,9 +1172,9 @@ char * SPUgetLibInfos(void)
 */
 
 // debug
-void spu_get_debug_info(int *chans_out, int *fmod_chans_out, int *noise_chans_out)
+void spu_get_debug_info(int *chans_out, int *run_chans, int *fmod_chans_out, int *noise_chans_out)
 {
- int ch = 0, fmod_chans = 0, noise_chans = 0;
+ int ch = 0, fmod_chans = 0, noise_chans = 0, irq_chans = 0;
 
  for(;ch<MAXCHAN;ch++)
  {
@@ -1173,9 +1184,12 @@ void spu_get_debug_info(int *chans_out, int *fmod_chans_out, int *noise_chans_ou
    fmod_chans |= 1 << ch;
   if (s_chan[ch].bNoise)
    noise_chans |= 1 << ch;
+  if((spuCtrl&CTRL_IRQ) && s_chan[ch].pCurr <= pSpuIrq && s_chan[ch].pLoop <= pSpuIrq)
+   irq_chans |= 1 << ch;
  }
 
  *chans_out = dwChannelOn;
+ *run_chans = ~dwChannelOn & ~dwChannelDead & irq_chans;
  *fmod_chans_out = fmod_chans;
  *noise_chans_out = noise_chans;
 }