#include "registers.h"
#include "out.h"
#include "spu_config.h"
+#include "spu.h"
#ifdef __arm__
#include "arm_features.h"
#include "gauss_i.h"
#include "xa.c"
-static void do_irq(void)
+static void do_irq(int cycles_after)
{
- //if(!(spu.spuStat & STAT_IRQ))
+ if (spu.spuStat & STAT_IRQ)
+ log_unhandled("spu: missed irq?\n");
+ else
{
spu.spuStat |= STAT_IRQ; // asserted status?
- if(spu.irqCallback) spu.irqCallback();
+ if (spu.irqCallback)
+ spu.irqCallback(cycles_after);
}
}
{
if((spu.spuCtrl & (CTRL_ON|CTRL_IRQ)) == (CTRL_ON|CTRL_IRQ) && pos == spu.pSpuIrq)
{
- //printf("ch%d irq %04x\n", ch, pos - spu.spuMemC);
- do_irq();
+ //printf("ch%d irq %04zx\n", ch, pos - spu.spuMemC);
+ do_irq(0);
return 1;
}
return 0;
if((spu.spuCtrl & (CTRL_ON|CTRL_IRQ)) == (CTRL_ON|CTRL_IRQ) && addr == irq_addr)
{
//printf("io irq %04x\n", irq_addr);
- do_irq();
+ do_irq(0);
+ }
+}
+
+void do_irq_io(int cycles_after)
+{
+ if ((spu.spuCtrl & (CTRL_ON|CTRL_IRQ)) == (CTRL_ON|CTRL_IRQ))
+ {
+ do_irq(cycles_after);
}
}
if (s_chan->bFMod == 2) // fmod freq channel
memcpy(iFMod, &ChanBuf, ns_to * sizeof(iFMod[0]));
- if (s_chan->bRVBActive && do_rvb)
+ if (!(spu.spuCtrl & CTRL_MUTE))
+ ;
+ else if (s_chan->bRVBActive && do_rvb)
mix_chan_rvb(spu.SSumLR, ns_to, s_chan->iLeftVolume, s_chan->iRightVolume, RVB);
else
mix_chan(spu.SSumLR, ns_to, s_chan->iLeftVolume, s_chan->iRightVolume);
}
- MixXA(spu.SSumLR, RVB, ns_to, spu.decode_pos);
+ MixCD(spu.SSumLR, RVB, ns_to, spu.decode_pos);
if (spu.rvb->StartAddr) {
if (do_rvb)
work = &worker->i[worker->i_reaped & WORK_I_MASK];
thread_work_wait_sync(work, force);
- MixXA(work->SSumLR, RVB, work->ns_to, work->decode_pos);
+ MixCD(work->SSumLR, RVB, work->ns_to, work->decode_pos);
do_samples_finish(work->SSumLR, work->ns_to,
work->channels_silent, work->decode_pos);
cycle_diff = cycles_to - spu.cycles_played;
if (cycle_diff < -2*1048576 || cycle_diff > 2*1048576)
{
- //xprintf("desync %u %d\n", cycles_to, cycle_diff);
+ log_unhandled("desync %u %d\n", cycles_to, cycle_diff);
spu.cycles_played = cycles_to;
return;
}
ns_to = (cycle_diff / 768 + 1) & ~1;
if (ns_to > NSSIZE) {
// should never happen
- //xprintf("ns_to oflow %d %d\n", ns_to, NSSIZE);
+ log_unhandled("ns_to oflow %d %d\n", ns_to, NSSIZE);
ns_to = NSSIZE;
}
if (0 < left && left <= ns_to)
{
//xprintf("decoder irq %x\n", spu.decode_pos);
- do_irq();
+ do_irq(0);
}
}
if (!spu.cycles_dma_end || (int)(spu.cycles_dma_end - cycles_to) < 0) {
vol_l = vol_l * spu_config.iVolume >> 10;
vol_r = vol_r * spu_config.iVolume >> 10;
- if (!(spu.spuCtrl & CTRL_MUTE) || !(vol_l | vol_r))
+ if (!(vol_l | vol_r))
{
// muted? (rare)
memset(spu.pS, 0, ns_to * 2 * sizeof(spu.pS[0]));
if(!xap->freq) return; // no xa freq ? bye
if (is_start)
+ spu.XAPlay = spu.XAFeed = spu.XAStart;
+ if (spu.XAPlay == spu.XAFeed)
do_samples(cycle, 1); // catch up to prevent source underflows later
FeedXA(xap); // call main XA feeder
}
// CDDA AUDIO
-int CALLBACK SPUplayCDDAchannel(short *pcm, int nbytes, unsigned int cycle, int is_start)
+int CALLBACK SPUplayCDDAchannel(short *pcm, int nbytes, unsigned int cycle, int unused)
{
if (!pcm) return -1;
if (nbytes<=0) return -1;
- if (is_start)
+ if (spu.CDDAPlay == spu.CDDAFeed)
do_samples(cycle, 1); // catch up to prevent source underflows later
FeedCDDA((unsigned char *)pcm, nbytes);
return 0;
}
+void CALLBACK SPUsetCDvol(unsigned char ll, unsigned char lr,
+ unsigned char rl, unsigned char rr, unsigned int cycle)
+{
+ if (spu.XAPlay != spu.XAFeed || spu.CDDAPlay != spu.CDDAFeed)
+ do_samples(cycle, 1);
+ spu.cdv.ll = ll;
+ spu.cdv.lr = lr;
+ spu.cdv.rl = rl;
+ spu.cdv.rr = rr;
+}
+
// to be called after state load
void ClearWorkingState(void)
{
int i;
memset(&spu, 0, sizeof(spu));
- spu.spuMemC = calloc(1, 512 * 1024);
+ spu.spuMemC = calloc(1, 512 * 1024 + 16);
+ // a guard for runaway channels - End+Mute
+ spu.spuMemC[512 * 1024 + 1] = 1;
+
InitADSR();
spu.s_chan = calloc(MAXCHAN+1, sizeof(spu.s_chan[0])); // channel + 1 infos (1 is security for fmod handling)
// SETUP CALLBACKS
// this functions will be called once,
// passes a callback that should be called on SPU-IRQ/cdda volume change
-void CALLBACK SPUregisterCallback(void (CALLBACK *callback)(void))
+void CALLBACK SPUregisterCallback(void (CALLBACK *callback)(int))
{
spu.irqCallback = callback;
}