#include "arm_features.h"
#endif
-#ifdef __ARM_ARCH_7A__
+#ifdef HAVE_ARMV7
#define ssat32_to_16(v) \
asm("ssat %0,#16,%1" : "=r" (v) : "r" (v))
#else
SPUInfo spu;
SPUConfig spu_config;
-// MAIN infos struct for each channel
-
-REVERBInfo rvb;
-
static int iFMod[NSSIZE];
+static int RVB[NSSIZE * 2];
int ChanBuf[NSSIZE];
#define CDDA_BUFFER_SIZE (16384 * sizeof(uint32_t)) // must be power of 2
s_chan->iSBPos=27;
s_chan->spos=0;
+ s_chan->pCurr = spu.spuMemC+((regAreaGet(ch,6)&~1)<<3);
+
spu.dwNewChannel&=~(1<<ch); // clear new channel bit
spu.dwChannelOn|=1<<ch;
spu.dwChannelDead&=~(1<<ch);
decode_block_data(SB, start + 2, predict_nr, shift_factor);
flags = start[1];
- if (flags & 4)
+ if (flags & 4 && (!s_chan->bIgnoreLoop))
s_chan->pLoop = start; // loop adress
start += 16;
static int do_samples_skip(int ch, int ns_to)
{
SPUCHAN *s_chan = &spu.s_chan[ch];
+ int spos = s_chan->spos;
+ int sinc = s_chan->sinc;
int ret = ns_to, ns, d;
- s_chan->spos += s_chan->iSBPos << 16;
+ spos += s_chan->iSBPos << 16;
for (ns = 0; ns < ns_to; ns++)
{
- s_chan->spos += s_chan->sinc;
- while (s_chan->spos >= 28*0x10000)
+ spos += sinc;
+ while (spos >= 28*0x10000)
{
d = skip_block(ch);
if (d && ns < ret)
ret = ns;
- s_chan->spos -= 28*0x10000;
+ spos -= 28*0x10000;
}
}
- s_chan->iSBPos = s_chan->spos >> 16;
- s_chan->spos &= 0xffff;
+ s_chan->iSBPos = spos >> 16;
+ s_chan->spos = spos & 0xffff;
return ret;
}
static void do_channels(int ns_to)
{
unsigned int mask;
+ int do_rvb, ch, d;
SPUCHAN *s_chan;
int *SB, sinc;
- int ch, d;
- memset(spu.RVB, 0, ns_to * sizeof(spu.RVB[0]) * 2);
+ do_rvb = spu.rvb->StartAddr && spu_config.iUseReverb;
+ if (do_rvb)
+ memset(RVB, 0, ns_to * sizeof(RVB[0]) * 2);
mask = spu.dwNewChannel & 0xffffff;
for (ch = 0; mask != 0; ch++, mask >>= 1) {
if (s_chan->bFMod == 2) // fmod freq channel
memcpy(iFMod, &ChanBuf, ns_to * sizeof(iFMod[0]));
- if (s_chan->bRVBActive)
- mix_chan_rvb(spu.SSumLR, ns_to, s_chan->iLeftVolume, s_chan->iRightVolume, spu.RVB);
+ 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);
}
+
+ if (spu.rvb->StartAddr) {
+ if (do_rvb)
+ REVERBDo(spu.SSumLR, RVB, ns_to, spu.rvb->CurrAddr);
+
+ spu.rvb->CurrAddr += ns_to / 2;
+ while (spu.rvb->CurrAddr >= 0x40000)
+ spu.rvb->CurrAddr -= 0x40000 - spu.rvb->StartAddr;
+ }
}
-static void do_samples_finish(int *SSumLR, int *RVB, int ns_to,
+static void do_samples_finish(int *SSumLR, int ns_to,
int silentch, int decode_pos);
// optional worker thread handling
unsigned int exit_thread;
unsigned int i_ready;
unsigned int i_reaped;
- unsigned int req_sent; // dsp
- unsigned int last_boot_cnt;
+ unsigned int last_boot_cnt; // dsp
+ unsigned int ram_dirty;
};
// aligning for C64X_DSP
unsigned int _pad0[128/4];
int ns_to;
int ctrl;
int decode_pos;
+ int rvb_addr;
unsigned int channels_new;
unsigned int channels_on;
unsigned int channels_silent;
int start;
int loop;
int ns_to;
+ short vol_l;
+ short vol_r;
ADSRInfoEx adsr;
- // might want to add vol and fmod flags..
+ // might also want to add fmod flags..
} ch[24];
- int RVB[NSSIZE * 2];
int SSumLR[NSSIZE * 2];
} i[4];
} *worker;
static void thread_work_start(void);
static void thread_work_wait_sync(struct work_item *work, int force);
+static void thread_sync_caches(void);
static int thread_get_i_done(void);
static int decode_block_work(void *context, int ch, int *SB)
work->ch[ch].sbpos = s_chan->iSBPos;
work->ch[ch].sinc = s_chan->sinc;
work->ch[ch].adsr = s_chan->ADSRX;
+ work->ch[ch].vol_l = s_chan->iLeftVolume;
+ work->ch[ch].vol_r = s_chan->iRightVolume;
work->ch[ch].start = s_chan->pCurr - spu.spuMemC;
work->ch[ch].loop = s_chan->pLoop - spu.spuMemC;
if (s_chan->prevflags & 1)
}
}
+ work->rvb_addr = 0;
+ if (spu.rvb->StartAddr) {
+ if (spu_config.iUseReverb)
+ work->rvb_addr = spu.rvb->CurrAddr;
+
+ spu.rvb->CurrAddr += ns_to / 2;
+ while (spu.rvb->CurrAddr >= 0x40000)
+ spu.rvb->CurrAddr -= 0x40000 - spu.rvb->StartAddr;
+ }
+
worker->i_ready++;
thread_work_start();
}
{
unsigned int mask;
unsigned int decode_dirty_ch = 0;
+ const SPUCHAN *s_chan;
int *SB, sinc, spos, sbpos;
int d, ch, ns_to;
- SPUCHAN *s_chan;
ns_to = work->ns_to;
- memset(work->RVB, 0, ns_to * sizeof(work->RVB[0]) * 2);
+
+ if (work->rvb_addr)
+ memset(RVB, 0, ns_to * sizeof(RVB[0]) * 2);
mask = work->channels_new;
for (ch = 0; mask != 0; ch++, mask >>= 1) {
if (s_chan->bFMod == 2) // fmod freq channel
memcpy(iFMod, &ChanBuf, ns_to * sizeof(iFMod[0]));
- if (s_chan->bRVBActive)
+ if (s_chan->bRVBActive && work->rvb_addr)
mix_chan_rvb(work->SSumLR, ns_to,
- s_chan->iLeftVolume, s_chan->iRightVolume, work->RVB);
+ work->ch[ch].vol_l, work->ch[ch].vol_r, RVB);
else
- mix_chan(work->SSumLR, ns_to, s_chan->iLeftVolume, s_chan->iRightVolume);
+ mix_chan(work->SSumLR, ns_to, work->ch[ch].vol_l, work->ch[ch].vol_r);
}
+
+ if (work->rvb_addr)
+ REVERBDo(work->SSumLR, RVB, ns_to, work->rvb_addr);
}
static void sync_worker_thread(int force)
struct work_item *work;
int done, used_space;
+ // rvb offsets will change, thread may be using them
+ force |= spu.rvb->dirty && spu.rvb->StartAddr;
+
done = thread_get_i_done() - worker->i_reaped;
used_space = worker->i_ready - worker->i_reaped;
+
//printf("done: %d use: %d dsp: %u/%u\n", done, used_space,
// worker->boot_cnt, worker->i_done);
work = &worker->i[worker->i_reaped & WORK_I_MASK];
thread_work_wait_sync(work, force);
- do_samples_finish(work->SSumLR, work->RVB, work->ns_to,
+ do_samples_finish(work->SSumLR, work->ns_to,
work->channels_silent, work->decode_pos);
worker->i_reaped++;
done = thread_get_i_done() - worker->i_reaped;
used_space = worker->i_ready - worker->i_reaped;
}
+ if (force)
+ thread_sync_caches();
}
#else
}
}
+ if (unlikely(spu.rvb->dirty))
+ REVERBPrep();
+
if (do_direct || worker == NULL || !spu_config.iUseThread) {
do_channels(ns_to);
- do_samples_finish(spu.SSumLR, spu.RVB, ns_to, silentch, spu.decode_pos);
+ do_samples_finish(spu.SSumLR, ns_to, silentch, spu.decode_pos);
}
else {
queue_channel_work(ns_to, silentch);
spu.decode_pos = (spu.decode_pos + ns_to) & 0x1ff;
}
-static void do_samples_finish(int *SSumLR, int *RVB, int ns_to,
+static void do_samples_finish(int *SSumLR, int ns_to,
int silentch, int decode_pos)
{
int volmult = spu_config.iVolume;
spu.decode_dirty_ch &= ~(1<<3);
}
- //---------------------------------------------------//
- // mix XA infos (if any)
-
MixXA(SSumLR, ns_to, decode_pos);
- ///////////////////////////////////////////////////////
- // mix all channels (including reverb) into one buffer
-
- if(spu_config.iUseReverb)
- REVERBDo(SSumLR, RVB, ns_to);
-
if((spu.spuCtrl&0x4000)==0) // muted? (rare, don't optimize for this)
{
memset(spu.pS, 0, ns_to * 2 * sizeof(spu.pS[0]));
void CALLBACK SPUasync(unsigned int cycle, unsigned int flags)
{
- do_samples(cycle, 0);
+ do_samples(cycle, spu_config.iUseFixedUpdates);
if (spu.spuCtrl & CTRL_IRQ)
schedule_next_irq();
}
// SETUPSTREAMS: init most of the spu buffers
-void SetupStreams(void)
+static void SetupStreams(void)
{
- int i;
-
spu.pSpuBuffer = (unsigned char *)malloc(32768); // alloc mixing buffer
- spu.RVB = calloc(NSSIZE * 2, sizeof(spu.RVB[0]));
spu.SSumLR = calloc(NSSIZE * 2, sizeof(spu.SSumLR[0]));
spu.XAStart = // alloc xa buffer
spu.CDDAPlay = spu.CDDAStart;
spu.CDDAFeed = spu.CDDAStart;
- for(i=0;i<MAXCHAN;i++) // loop sound channels
- {
- spu.s_chan[i].ADSRX.SustainLevel = 0xf; // -> init sustain
- spu.s_chan[i].ADSRX.SustainIncrease = 1;
- spu.s_chan[i].pLoop=spu.spuMemC;
- spu.s_chan[i].pCurr=spu.spuMemC;
- }
-
ClearWorkingState();
-
- spu.bSpuInit=1; // flag: we are inited
}
// REMOVESTREAMS: free most buffer
-void RemoveStreams(void)
+static void RemoveStreams(void)
{
free(spu.pSpuBuffer); // free mixing buffer
spu.pSpuBuffer = NULL;
- free(spu.RVB); // free reverb buffer
- spu.RVB = NULL;
free(spu.SSumLR);
spu.SSumLR = NULL;
free(spu.XAStart); // free XA buffer
return worker->i_done;
}
+static void thread_sync_caches(void)
+{
+}
+
static void *spu_worker_thread(void *unused)
{
struct work_item *work;
// SPUINIT: this func will be called first by the main emu
long CALLBACK SPUinit(void)
{
+ int i;
+
spu.spuMemC = calloc(1, 512 * 1024);
- memset((void *)&rvb, 0, sizeof(REVERBInfo));
InitADSR();
spu.s_chan = calloc(MAXCHAN+1, sizeof(spu.s_chan[0])); // channel + 1 infos (1 is security for fmod handling)
+ spu.rvb = calloc(1, sizeof(REVERBInfo));
spu.SB = calloc(MAXCHAN, sizeof(spu.SB[0]) * SB_SIZE);
spu.spuAddr = 0;
init_spu_thread();
+ for (i = 0; i < MAXCHAN; i++) // loop sound channels
+ {
+ spu.s_chan[i].ADSRX.SustainLevel = 0xf; // -> init sustain
+ spu.s_chan[i].ADSRX.SustainIncrease = 1;
+ spu.s_chan[i].pLoop = spu.spuMemC;
+ spu.s_chan[i].pCurr = spu.spuMemC;
+ spu.s_chan[i].bIgnoreLoop = 0;
+ }
+
+ spu.bSpuInit=1; // flag: we are inited
+
return 0;
}
spu.SB = NULL;
free(spu.s_chan);
spu.s_chan = NULL;
+ free(spu.rvb);
+ spu.rvb = NULL;
RemoveStreams(); // no more streaming
spu.bSpuInit=0;
spu.irqCallback = callback;
}
-void CALLBACK SPUregisterCDDAVolume(void (CALLBACK *CDDAVcallback)(unsigned short,unsigned short))
+void CALLBACK SPUregisterCDDAVolume(void (CALLBACK *CDDAVcallback)(short, short))
{
spu.cddavCallback = CDDAVcallback;
}