\r
#include "externals.h"\r
#include "registers.h"\r
+#include "spu_config.h"\r
\r
static void SoundOn(int start,int end,unsigned short val);\r
static void SoundOff(int start,int end,unsigned short val);\r
// WRITE REGISTERS: called by main emu\r
////////////////////////////////////////////////////////////////////////\r
\r
-void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val)\r
+static const uint32_t ignore_dupe[8] = {\r
+ // ch 0-15 c40 c80 cc0\r
+ 0x7f7f7f7f, 0x7f7f7f7f, 0x7f7f7f7f, 0x7f7f7f7f,\r
+ // ch 16-24 d40 control reverb\r
+ 0x7f7f7f7f, 0x7f7f7f7f, 0xff05ff0f, 0xffffffff\r
+};\r
+\r
+void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val,\r
+ unsigned int cycles)\r
{\r
- const unsigned long r=reg&0xfff;\r
- regArea[(r-0xc00)>>1] = val;\r
+ int r = reg & 0xfff;\r
+ int rofs = (r - 0xc00) >> 1;\r
+ int changed = spu.regArea[rofs] != val;\r
+ spu.regArea[rofs] = val;\r
+\r
+ if (!changed && (ignore_dupe[rofs >> 5] & (1 << (rofs & 0x1f))))\r
+ return;\r
+ // zero keyon/keyoff?\r
+ if (val == 0 && (r & 0xff8) == 0xd88)\r
+ return;\r
+\r
+ do_samples_if_needed(cycles);\r
\r
if(r>=0x0c00 && r<0x0d80) // some channel info?\r
{\r
//------------------------------------------------// pitch\r
case 4: \r
SetPitch(ch,val);\r
- break;\r
+ goto upd_irq;\r
//------------------------------------------------// start\r
case 6: \r
// taken from regArea later\r
break;\r
//------------------------------------------------//\r
case 14: // loop?\r
- s_chan[ch].pLoop=spuMemC+((val&~1)<<3);\r
- break;\r
+ s_chan[ch].pLoop=spu.spuMemC+((val&~1)<<3);\r
+ goto upd_irq;\r
//------------------------------------------------//\r
}\r
return;\r
{\r
//-------------------------------------------------//\r
case H_SPUaddr:\r
- spuAddr = (unsigned long) val<<3;\r
+ spu.spuAddr = (unsigned long) val<<3;\r
break;\r
//-------------------------------------------------//\r
case H_SPUdata:\r
- spuMem[spuAddr>>1] = val;\r
- spuAddr+=2;\r
- if(spuAddr>0x7ffff) spuAddr=0;\r
+ spu.spuMem[spu.spuAddr>>1] = val;\r
+ spu.spuAddr+=2;\r
+ if(spu.spuAddr>0x7ffff) spu.spuAddr=0;\r
break;\r
//-------------------------------------------------//\r
case H_SPUctrl:\r
- if(!(spuCtrl & CTRL_IRQ))\r
- spuStat&=~STAT_IRQ;\r
- spuCtrl=val;\r
+ if (!(spu.spuCtrl & CTRL_IRQ)) {\r
+ spu.spuStat&=~STAT_IRQ;\r
+ if (val & CTRL_IRQ)\r
+ schedule_next_irq();\r
+ }\r
+ spu.spuCtrl=val;\r
break;\r
//-------------------------------------------------//\r
case H_SPUstat:\r
- spuStat=val & 0xf800;\r
+ spu.spuStat=val&0xf800;\r
break;\r
//-------------------------------------------------//\r
case H_SPUReverbAddr:\r
{\r
rvb.StartAddr=(unsigned long)val<<2;\r
rvb.CurrAddr=rvb.StartAddr;\r
- // sync-with-decode-buffers hack..\r
- if(rvb.StartAddr==0x3ff00)\r
- rvb.CurrAddr+=decode_pos/2;\r
}\r
}\r
- rvb.dirty = 1;\r
- break;\r
+ goto rvbd;\r
//-------------------------------------------------//\r
case H_SPUirqAddr:\r
- spuIrq = val;\r
- pSpuIrq=spuMemC+(((unsigned long) val<<3)&~0xf);\r
- break;\r
+ spu.pSpuIrq=spu.spuMemC+(((unsigned long) val<<3)&~0xf);\r
+ goto upd_irq;\r
//-------------------------------------------------//\r
case H_SPUrvolL:\r
rvb.VolLeft=val;\r
break;\r
//-------------------------------------------------//\r
case H_CDLeft:\r
- iLeftXAVol=val & 0x7fff;\r
- if(cddavCallback) cddavCallback(0,val);\r
+ spu.iLeftXAVol=val & 0x7fff;\r
+ if(spu.cddavCallback) spu.cddavCallback(0,val);\r
break;\r
case H_CDRight:\r
- iRightXAVol=val & 0x7fff;\r
- if(cddavCallback) cddavCallback(1,val);\r
+ spu.iRightXAVol=val & 0x7fff;\r
+ if(spu.cddavCallback) spu.cddavCallback(1,val);\r
break;\r
//-------------------------------------------------//\r
case H_FMod1:\r
ReverbOn(16,24,val);\r
break;\r
//-------------------------------------------------//\r
- case H_Reverb+0 : rvb.FB_SRC_A=val*4; break;\r
- case H_Reverb+2 : rvb.FB_SRC_B=val*4; break;\r
- case H_Reverb+4 : rvb.IIR_ALPHA=(short)val; break;\r
- case H_Reverb+6 : rvb.ACC_COEF_A=(short)val; break;\r
- case H_Reverb+8 : rvb.ACC_COEF_B=(short)val; break;\r
- case H_Reverb+10 : rvb.ACC_COEF_C=(short)val; break;\r
- case H_Reverb+12 : rvb.ACC_COEF_D=(short)val; break;\r
- case H_Reverb+14 : rvb.IIR_COEF=(short)val; break;\r
- case H_Reverb+16 : rvb.FB_ALPHA=(short)val; break;\r
- case H_Reverb+18 : rvb.FB_X=(short)val; break;\r
- case H_Reverb+20 : rvb.IIR_DEST_A0=val*4; break;\r
- case H_Reverb+22 : rvb.IIR_DEST_A1=val*4; break;\r
- case H_Reverb+24 : rvb.ACC_SRC_A0=val*4; break;\r
- case H_Reverb+26 : rvb.ACC_SRC_A1=val*4; break;\r
- case H_Reverb+28 : rvb.ACC_SRC_B0=val*4; break;\r
- case H_Reverb+30 : rvb.ACC_SRC_B1=val*4; break;\r
- case H_Reverb+32 : rvb.IIR_SRC_A0=val*4; break;\r
- case H_Reverb+34 : rvb.IIR_SRC_A1=val*4; break;\r
- case H_Reverb+36 : rvb.IIR_DEST_B0=val*4; break;\r
- case H_Reverb+38 : rvb.IIR_DEST_B1=val*4; break;\r
- case H_Reverb+40 : rvb.ACC_SRC_C0=val*4; break;\r
- case H_Reverb+42 : rvb.ACC_SRC_C1=val*4; break;\r
- case H_Reverb+44 : rvb.ACC_SRC_D0=val*4; break;\r
- case H_Reverb+46 : rvb.ACC_SRC_D1=val*4; break;\r
- case H_Reverb+48 : rvb.IIR_SRC_B1=val*4; break;\r
- case H_Reverb+50 : rvb.IIR_SRC_B0=val*4; break;\r
- case H_Reverb+52 : rvb.MIX_DEST_A0=val*4; break;\r
- case H_Reverb+54 : rvb.MIX_DEST_A1=val*4; break;\r
- case H_Reverb+56 : rvb.MIX_DEST_B0=val*4; break;\r
- case H_Reverb+58 : rvb.MIX_DEST_B1=val*4; break;\r
- case H_Reverb+60 : rvb.IN_COEF_L=(short)val; break;\r
- case H_Reverb+62 : rvb.IN_COEF_R=(short)val; break;\r
+ case H_Reverb+0 : rvb.FB_SRC_A=val*4; goto rvbd;\r
+ case H_Reverb+2 : rvb.FB_SRC_B=val*4; goto rvbd;\r
+ case H_Reverb+4 : rvb.IIR_ALPHA=(short)val; goto rvbd;\r
+ case H_Reverb+6 : rvb.ACC_COEF_A=(short)val; goto rvbd;\r
+ case H_Reverb+8 : rvb.ACC_COEF_B=(short)val; goto rvbd;\r
+ case H_Reverb+10 : rvb.ACC_COEF_C=(short)val; goto rvbd;\r
+ case H_Reverb+12 : rvb.ACC_COEF_D=(short)val; goto rvbd;\r
+ case H_Reverb+14 : rvb.IIR_COEF=(short)val; goto rvbd;\r
+ case H_Reverb+16 : rvb.FB_ALPHA=(short)val; goto rvbd;\r
+ case H_Reverb+18 : rvb.FB_X=(short)val; goto rvbd;\r
+ case H_Reverb+20 : rvb.IIR_DEST_A0=val*4; goto rvbd;\r
+ case H_Reverb+22 : rvb.IIR_DEST_A1=val*4; goto rvbd;\r
+ case H_Reverb+24 : rvb.ACC_SRC_A0=val*4; goto rvbd;\r
+ case H_Reverb+26 : rvb.ACC_SRC_A1=val*4; goto rvbd;\r
+ case H_Reverb+28 : rvb.ACC_SRC_B0=val*4; goto rvbd;\r
+ case H_Reverb+30 : rvb.ACC_SRC_B1=val*4; goto rvbd;\r
+ case H_Reverb+32 : rvb.IIR_SRC_A0=val*4; goto rvbd;\r
+ case H_Reverb+34 : rvb.IIR_SRC_A1=val*4; goto rvbd;\r
+ case H_Reverb+36 : rvb.IIR_DEST_B0=val*4; goto rvbd;\r
+ case H_Reverb+38 : rvb.IIR_DEST_B1=val*4; goto rvbd;\r
+ case H_Reverb+40 : rvb.ACC_SRC_C0=val*4; goto rvbd;\r
+ case H_Reverb+42 : rvb.ACC_SRC_C1=val*4; goto rvbd;\r
+ case H_Reverb+44 : rvb.ACC_SRC_D0=val*4; goto rvbd;\r
+ case H_Reverb+46 : rvb.ACC_SRC_D1=val*4; goto rvbd;\r
+ case H_Reverb+48 : rvb.IIR_SRC_B1=val*4; goto rvbd;\r
+ case H_Reverb+50 : rvb.IIR_SRC_B0=val*4; goto rvbd;\r
+ case H_Reverb+52 : rvb.MIX_DEST_A0=val*4; goto rvbd;\r
+ case H_Reverb+54 : rvb.MIX_DEST_A1=val*4; goto rvbd;\r
+ case H_Reverb+56 : rvb.MIX_DEST_B0=val*4; goto rvbd;\r
+ case H_Reverb+58 : rvb.MIX_DEST_B1=val*4; goto rvbd;\r
+ case H_Reverb+60 : rvb.IN_COEF_L=(short)val; goto rvbd;\r
+ case H_Reverb+62 : rvb.IN_COEF_R=(short)val; goto rvbd;\r
}\r
+ return;\r
\r
- if ((r & ~0x3f) == H_Reverb)\r
- rvb.dirty = 1; // recalculate on next update\r
+upd_irq:\r
+ if (spu.spuCtrl & CTRL_IRQ)\r
+ schedule_next_irq();\r
+ return;\r
+\r
+rvbd:\r
+ rvb.dirty = 1; // recalculate on next update\r
}\r
\r
////////////////////////////////////////////////////////////////////////\r
case 12: // get adsr vol\r
{\r
const int ch=(r>>4)-0xc0;\r
- if(dwNewChannel&(1<<ch)) return 1; // we are started, but not processed? return 1\r
- if((dwChannelOn&(1<<ch)) && // same here... we haven't decoded one sample yet, so no envelope yet. return 1 as well\r
+ if(spu.dwNewChannel&(1<<ch)) return 1; // we are started, but not processed? return 1\r
+ if((spu.dwChannelOn&(1<<ch)) && // same here... we haven't decoded one sample yet, so no envelope yet. return 1 as well\r
!s_chan[ch].ADSRX.EnvelopeVol)\r
return 1;\r
return (unsigned short)(s_chan[ch].ADSRX.EnvelopeVol>>16);\r
case 14: // get loop address\r
{\r
const int ch=(r>>4)-0xc0;\r
- return (unsigned short)((s_chan[ch].pLoop-spuMemC)>>3);\r
+ return (unsigned short)((s_chan[ch].pLoop-spu.spuMemC)>>3);\r
}\r
}\r
}\r
switch(r)\r
{\r
case H_SPUctrl:\r
- return spuCtrl;\r
+ return spu.spuCtrl;\r
\r
case H_SPUstat:\r
- return spuStat;\r
+ return spu.spuStat;\r
\r
case H_SPUaddr:\r
- return (unsigned short)(spuAddr>>3);\r
+ return (unsigned short)(spu.spuAddr>>3);\r
\r
case H_SPUdata:\r
{\r
- unsigned short s=spuMem[spuAddr>>1];\r
- spuAddr+=2;\r
- if(spuAddr>0x7ffff) spuAddr=0;\r
+ unsigned short s=spu.spuMem[spu.spuAddr>>1];\r
+ spu.spuAddr+=2;\r
+ if(spu.spuAddr>0x7ffff) spu.spuAddr=0;\r
return s;\r
}\r
\r
- case H_SPUirqAddr:\r
- return spuIrq;\r
-\r
//case H_SPUIsOn1:\r
// return IsSoundOn(0,16);\r
\r
\r
}\r
\r
- return regArea[(r-0xc00)>>1];\r
+ return spu.regArea[(r-0xc00)>>1];\r
}\r
\r
////////////////////////////////////////////////////////////////////////\r
// do this here, not in StartSound\r
// - fixes fussy timing issues\r
s_chan[ch].bStop=0;\r
- s_chan[ch].pCurr=spuMemC+((regAreaGet(ch,6)&~1)<<3); // must be block aligned\r
- s_chan[ch].pLoop=spuMemC+((regAreaGet(ch,14)&~1)<<3);\r
+ s_chan[ch].pCurr=spu.spuMemC+((regAreaGet(ch,6)&~1)<<3); // must be block aligned\r
+ s_chan[ch].pLoop=spu.spuMemC+((regAreaGet(ch,14)&~1)<<3);\r
s_chan[ch].prevflags=2;\r
\r
- dwNewChannel|=(1<<ch); // bitfield for faster testing\r
- dwChannelOn|=1<<ch;\r
- dwChannelDead&=~(1<<ch);\r
+ spu.dwNewChannel|=(1<<ch);\r
+ spu.dwChannelOn|=1<<ch;\r
+ spu.dwChannelDead&=~(1<<ch);\r
}\r
}\r
}\r
\r
// Jungle Book - Rhythm 'n Groove\r
// - turns off buzzing sound (loop hangs)\r
- dwNewChannel &= ~(1<<ch);\r
+ spu.dwNewChannel &= ~(1<<ch);\r
} \r
}\r
}\r
\r
s_chan[ch].iRawPitch=NP;\r
s_chan[ch].sinc=(NP<<4)|8;\r
- if(iUseInterpolation==1) s_chan[ch].SB[32]=1; // -> freq change in simple interpolation mode: set flag\r
+ s_chan[ch].sinc_inv=0;\r
+ if(spu_config.iUseInterpolation==1) s_chan[ch].SB[32]=1; // -> freq change in simple interpolation mode: set flag\r
}\r
\r
////////////////////////////////////////////////////////////////////////\r