diff options
Diffstat (limited to 'plugins')
-rw-r--r-- | plugins/cdrcimg/cdrcimg.c | 10 | ||||
-rw-r--r-- | plugins/dfinput/main.c | 15 | ||||
-rw-r--r-- | plugins/dfsound/Makefile.c64p | 15 | ||||
-rw-r--r-- | plugins/dfsound/adsr.c | 193 | ||||
-rw-r--r-- | plugins/dfsound/alsa.c | 15 | ||||
-rw-r--r-- | plugins/dfsound/arm_utils.S | 34 | ||||
-rw-r--r-- | plugins/dfsound/dma.c | 30 | ||||
-rw-r--r-- | plugins/dfsound/externals.h | 48 | ||||
-rw-r--r-- | plugins/dfsound/freeze.c | 39 | ||||
-rw-r--r-- | plugins/dfsound/oss.c | 14 | ||||
-rw-r--r-- | plugins/dfsound/registers.c | 160 | ||||
-rw-r--r-- | plugins/dfsound/reverb.c | 162 | ||||
-rw-r--r-- | plugins/dfsound/spu.c | 1130 | ||||
-rw-r--r-- | plugins/dfsound/spu_c64x.c | 304 | ||||
-rw-r--r-- | plugins/dfsound/spu_c64x.h | 28 | ||||
-rw-r--r-- | plugins/dfsound/spu_c64x_dspcode.c | 168 | ||||
-rw-r--r-- | plugins/dfsound/spu_config.h | 4 | ||||
-rw-r--r-- | plugins/dfsound/stdafx.h | 20 | ||||
-rw-r--r-- | plugins/dfsound/xa.c | 10 | ||||
-rw-r--r-- | plugins/gpulib/gpu.c | 51 |
20 files changed, 1789 insertions, 661 deletions
diff --git a/plugins/cdrcimg/cdrcimg.c b/plugins/cdrcimg/cdrcimg.c index 0ec14db..76cdfba 100644 --- a/plugins/cdrcimg/cdrcimg.c +++ b/plugins/cdrcimg/cdrcimg.c @@ -12,7 +12,13 @@ #include <string.h> #include <stdlib.h> #include <zlib.h> +#ifndef _WIN32 +#define CALLBACK #include <dlfcn.h> +#else +#define WIN32_LEAN_AND_MEAN +#include <windows.h> +#endif #include "cdrcimg.h" @@ -44,7 +50,7 @@ static struct { static int current_block, current_sect_in_blk; struct CdrStat; -extern long CDR__getStatus(struct CdrStat *stat); +extern long CALLBACK CDR__getStatus(struct CdrStat *stat); struct CdrStat { @@ -279,6 +285,7 @@ static long CDRinit(void) return -1; } } +#ifndef _WIN32 if (pBZ2_bzBuffToBuffDecompress == NULL) { void *h = dlopen("/usr/lib/libbz2.so.1", RTLD_LAZY); if (h == NULL) @@ -291,6 +298,7 @@ static long CDRinit(void) } } } +#endif return 0; } diff --git a/plugins/dfinput/main.c b/plugins/dfinput/main.c index 73b2bda..475ea07 100644 --- a/plugins/dfinput/main.c +++ b/plugins/dfinput/main.c @@ -8,6 +8,13 @@ * See the COPYING file in the top-level directory. */ +#ifndef _WIN32 +#define CALLBACK +#else +#define WIN32_LEAN_AND_MEAN +#include <windows.h> +#endif + #include "main.h" unsigned char CurPad, CurByte, CurCmd, CmdLen; @@ -15,10 +22,10 @@ unsigned char CurPad, CurByte, CurCmd, CmdLen; /* since this is not a proper plugin, so we'll hook emu internals in a hackish way like this */ extern void *PAD1_startPoll, *PAD1_poll; extern void *PAD2_startPoll, *PAD2_poll; -extern unsigned char PAD1__startPoll(int pad); -extern unsigned char PAD2__startPoll(int pad); -extern unsigned char PAD1__poll(unsigned char value); -extern unsigned char PAD2__poll(unsigned char value); +extern unsigned char CALLBACK PAD1__startPoll(int pad); +extern unsigned char CALLBACK PAD2__startPoll(int pad); +extern unsigned char CALLBACK PAD1__poll(unsigned char value); +extern unsigned char CALLBACK PAD2__poll(unsigned char value); static int old_controller_type1 = -1, old_controller_type2 = -1; diff --git a/plugins/dfsound/Makefile.c64p b/plugins/dfsound/Makefile.c64p new file mode 100644 index 0000000..45fe76a --- /dev/null +++ b/plugins/dfsound/Makefile.c64p @@ -0,0 +1,15 @@ +ifndef C64_TOOLS_DSP_ROOT +$(error need C64_TOOLS_DSP_ROOT) +endif + +include $(C64_TOOLS_DSP_ROOT)/install.mk + +TARGET_BASENAME = pcsxr_spu +OPTFLAGS += -O2 +CFLAGS += -DNO_OS -DWANT_THREAD_CODE + +OBJ = \ + spu_c64x_dspcode.o64 + +include $(C64_TOOLS_DSP_ROOT)/build_area3.mk +include $(C64_TOOLS_DSP_ROOT)/build.mk diff --git a/plugins/dfsound/adsr.c b/plugins/dfsound/adsr.c index c1e98b3..9e32862 100644 --- a/plugins/dfsound/adsr.c +++ b/plugins/dfsound/adsr.c @@ -57,22 +57,22 @@ void InitADSR(void) // INIT ADSR INLINE void StartADSR(int ch) // MIX ADSR
{
- s_chan[ch].ADSRX.State=0; // and init some adsr vars
- s_chan[ch].ADSRX.EnvelopeVol=0;
+ spu.s_chan[ch].ADSRX.State = ADSR_ATTACK; // and init some adsr vars
+ spu.s_chan[ch].ADSRX.EnvelopeVol = 0;
}
////////////////////////////////////////////////////////////////////////
-static void MixADSR(int ch, int ns, int ns_to) // MIX ADSR
+static int MixADSR(ADSRInfoEx *adsr, int ns_to)
{
- int EnvelopeVol = s_chan[ch].ADSRX.EnvelopeVol;
- int val, rto, level;
+ int EnvelopeVol = adsr->EnvelopeVol;
+ int ns = 0, val, rto, level;
- if (s_chan[ch].bStop) // should be stopped:
- { // do release
- val = RateTableSub[s_chan[ch].ADSRX.ReleaseRate * 4];
+ if (adsr->State == ADSR_RELEASE)
+ {
+ val = RateTableSub[adsr->ReleaseRate * 4];
- if (s_chan[ch].ADSRX.ReleaseModeExp)
+ if (adsr->ReleaseModeExp)
{
for (; ns < ns_to; ns++)
{
@@ -97,19 +97,16 @@ static void MixADSR(int ch, int ns, int ns_to) // MIX ADSR }
}
- if (EnvelopeVol <= 0)
- goto stop;
-
goto done;
}
- switch (s_chan[ch].ADSRX.State)
+ switch (adsr->State)
{
- case 0: // -> attack
+ case ADSR_ATTACK: // -> attack
rto = 0;
- if (s_chan[ch].ADSRX.AttackModeExp && EnvelopeVol >= 0x60000000)
+ if (adsr->AttackModeExp && EnvelopeVol >= 0x60000000)
rto = 8;
- val = RateTableAdd[s_chan[ch].ADSRX.AttackRate + rto];
+ val = RateTableAdd[adsr->AttackRate + rto];
for (; ns < ns_to; ns++)
{
@@ -124,7 +121,7 @@ static void MixADSR(int ch, int ns, int ns_to) // MIX ADSR if (EnvelopeVol < 0) // overflow
{
EnvelopeVol = 0x7fffffff;
- s_chan[ch].ADSRX.State = 1;
+ adsr->State = ADSR_DECAY;
ns++; // sample is good already
goto decay;
}
@@ -132,9 +129,9 @@ static void MixADSR(int ch, int ns, int ns_to) // MIX ADSR //--------------------------------------------------//
decay:
- case 1: // -> decay
- val = RateTableSub[s_chan[ch].ADSRX.DecayRate * 4];
- level = s_chan[ch].ADSRX.SustainLevel;
+ case ADSR_DECAY: // -> decay
+ val = RateTableSub[adsr->DecayRate * 4];
+ level = adsr->SustainLevel;
for (; ns < ns_to; )
{
@@ -148,7 +145,7 @@ static void MixADSR(int ch, int ns, int ns_to) // MIX ADSR if (((EnvelopeVol >> 27) & 0xf) <= level)
{
- s_chan[ch].ADSRX.State = 2;
+ adsr->State = ADSR_SUSTAIN;
goto sustain;
}
}
@@ -156,16 +153,19 @@ static void MixADSR(int ch, int ns, int ns_to) // MIX ADSR //--------------------------------------------------//
sustain:
- case 2: // -> sustain
- if (s_chan[ch].ADSRX.SustainIncrease)
+ case ADSR_SUSTAIN: // -> sustain
+ if (adsr->SustainIncrease)
{
if (EnvelopeVol >= 0x7fff0000)
+ {
+ ns = ns_to;
break;
+ }
rto = 0;
- if (s_chan[ch].ADSRX.SustainModeExp && EnvelopeVol >= 0x60000000)
+ if (adsr->SustainModeExp && EnvelopeVol >= 0x60000000)
rto = 8;
- val = RateTableAdd[s_chan[ch].ADSRX.SustainRate + rto];
+ val = RateTableAdd[adsr->SustainRate + rto];
for (; ns < ns_to; ns++)
{
@@ -173,6 +173,7 @@ static void MixADSR(int ch, int ns, int ns_to) // MIX ADSR if ((unsigned int)EnvelopeVol >= 0x7fe00000)
{
EnvelopeVol = 0x7fffffff;
+ ns = ns_to;
break;
}
@@ -182,14 +183,14 @@ static void MixADSR(int ch, int ns, int ns_to) // MIX ADSR }
else
{
- val = RateTableSub[s_chan[ch].ADSRX.SustainRate];
- if (s_chan[ch].ADSRX.SustainModeExp)
+ val = RateTableSub[adsr->SustainRate];
+ if (adsr->SustainModeExp)
{
for (; ns < ns_to; ns++)
{
EnvelopeVol += ((long long)val * EnvelopeVol) >> (15+16);
if (EnvelopeVol < 0)
- goto stop;
+ break;
ChanBuf[ns] *= EnvelopeVol >> 21;
ChanBuf[ns] >>= 10;
@@ -201,7 +202,7 @@ static void MixADSR(int ch, int ns, int ns_to) // MIX ADSR {
EnvelopeVol += val;
if (EnvelopeVol < 0)
- goto stop;
+ break;
ChanBuf[ns] *= EnvelopeVol >> 21;
ChanBuf[ns] >>= 10;
@@ -212,13 +213,135 @@ static void MixADSR(int ch, int ns, int ns_to) // MIX ADSR }
done:
- s_chan[ch].ADSRX.EnvelopeVol = EnvelopeVol;
- return;
+ adsr->EnvelopeVol = EnvelopeVol;
+ return ns;
+}
+
+static int SkipADSR(ADSRInfoEx *adsr, int ns_to)
+{
+ int EnvelopeVol = adsr->EnvelopeVol;
+ int ns = 0, val, rto, level;
+ int64_t v64;
+
+ if (adsr->State == ADSR_RELEASE)
+ {
+ val = RateTableSub[adsr->ReleaseRate * 4];
+ if (adsr->ReleaseModeExp)
+ {
+ for (; ns < ns_to; ns++)
+ {
+ EnvelopeVol += ((long long)val * EnvelopeVol) >> (15+16);
+ if (EnvelopeVol <= 0)
+ break;
+ }
+ }
+ else
+ {
+ v64 = EnvelopeVol;
+ v64 += (int64_t)val * ns_to;
+ EnvelopeVol = (int)v64;
+ if (v64 > 0)
+ ns = ns_to;
+ }
+ goto done;
+ }
+
+ switch (adsr->State)
+ {
+ case ADSR_ATTACK: // -> attack
+ rto = 0;
+ if (adsr->AttackModeExp && EnvelopeVol >= 0x60000000)
+ rto = 8;
+ val = RateTableAdd[adsr->AttackRate + rto];
+
+ for (; ns < ns_to; ns++)
+ {
+ EnvelopeVol += val;
+ if (EnvelopeVol < 0)
+ break;
+ }
+ if (EnvelopeVol < 0) // overflow
+ {
+ EnvelopeVol = 0x7fffffff;
+ adsr->State = ADSR_DECAY;
+ ns++;
+ goto decay;
+ }
+ break;
+
+ //--------------------------------------------------//
+ decay:
+ case ADSR_DECAY: // -> decay
+ val = RateTableSub[adsr->DecayRate * 4];
+ level = adsr->SustainLevel;
+
+ for (; ns < ns_to; )
+ {
+ EnvelopeVol += ((long long)val * EnvelopeVol) >> (15+16);
+ if (EnvelopeVol < 0)
+ EnvelopeVol = 0;
+
+ ns++;
+
+ if (((EnvelopeVol >> 27) & 0xf) <= level)
+ {
+ adsr->State = ADSR_SUSTAIN;
+ goto sustain;
+ }
+ }
+ break;
+
+ //--------------------------------------------------//
+ sustain:
+ case ADSR_SUSTAIN: // -> sustain
+ if (adsr->SustainIncrease)
+ {
+ ns = ns_to;
+
+ if (EnvelopeVol >= 0x7fff0000)
+ break;
+
+ rto = 0;
+ if (adsr->SustainModeExp && EnvelopeVol >= 0x60000000)
+ rto = 8;
+ val = RateTableAdd[adsr->SustainRate + rto];
+
+ v64 = EnvelopeVol;
+ v64 += (int64_t)val * (ns_to - ns);
+ EnvelopeVol = (int)v64;
+ if (v64 >= 0x7fe00000ll)
+ EnvelopeVol = 0x7fffffff;
+ }
+ else
+ {
+ val = RateTableSub[adsr->SustainRate];
+ if (adsr->SustainModeExp)
+ {
+ for (; ns < ns_to; ns++)
+ {
+ EnvelopeVol += ((long long)val * EnvelopeVol) >> (15+16);
+ if (EnvelopeVol < 0)
+ break;
+ }
+ }
+ else
+ {
+ v64 = EnvelopeVol;
+ v64 += (int64_t)val * (ns_to - ns);
+ EnvelopeVol = (int)v64;
+ if (v64 > 0)
+ {
+ ns = ns_to;
+ break;
+ }
+ }
+ }
+ break;
+ }
-stop:
- memset(&ChanBuf[ns], 0, (ns_to - ns) * sizeof(ChanBuf[0]));
- s_chan[ch].ADSRX.EnvelopeVol = 0;
- spu.dwChannelOn &= ~(1<<ch);
+done:
+ adsr->EnvelopeVol = EnvelopeVol;
+ return ns;
}
#endif
diff --git a/plugins/dfsound/alsa.c b/plugins/dfsound/alsa.c index b5655a9..6b9f83e 100644 --- a/plugins/dfsound/alsa.c +++ b/plugins/dfsound/alsa.c @@ -195,8 +195,21 @@ static void alsa_feed(void *pSound, int lBytes) snd_pcm_prepare(handle); snd_pcm_writei(handle, sbuf, sizeof(sbuf) / 4); snd_pcm_writei(handle, sbuf, sizeof(sbuf) / 4); + snd_pcm_writei(handle, sbuf, sizeof(sbuf) / 4); + } + else + { + int l = snd_pcm_avail(handle); + if (l < lBytes / 4) + { + if (l == 0) + return; + + lBytes = l * 4; + } } - snd_pcm_writei(handle,pSound, lBytes / 4); + + snd_pcm_writei(handle, pSound, lBytes / 4); } void out_register_alsa(struct out_driver *drv) diff --git a/plugins/dfsound/arm_utils.S b/plugins/dfsound/arm_utils.S index 1726389..9652313 100644 --- a/plugins/dfsound/arm_utils.S +++ b/plugins/dfsound/arm_utils.S @@ -14,7 +14,6 @@ .data .align 2 ptr_ChanBuf: .word ESYM(ChanBuf) -ptr_SSumLR: .word ESYM(SSumLR) #endif .text @@ -36,14 +35,11 @@ ptr_SSumLR: .word ESYM(SSumLR) #ifdef __ARM_NEON__ -FUNCTION(mix_chan): @ (int start, int count, int lv, int rv) +FUNCTION(mix_chan): @ (int *SSumLR, int count, int lv, int rv) vmov.32 d14[0], r2 vmov.32 d14[1], r3 @ multipliers - mov r12, r0 + mov r2, r0 load_varadr r0, ChanBuf - load_varadr r2, SSumLR - add r0, r12, lsl #2 - add r2, r12, lsl #3 0: vldmia r0!, {d0-d1} vldmia r2, {d2-d5} @@ -69,16 +65,12 @@ mc_finish: bx lr -FUNCTION(mix_chan_rvb): @ (int start, int count, int lv, int rv, int *rvb) +FUNCTION(mix_chan_rvb): @ (int *SSumLR, int count, int lv, int rv, int *rvb) vmov.32 d14[0], r2 vmov.32 d14[1], r3 @ multipliers - mov r12, r0 + mov r2, r0 load_varadr r0, ChanBuf ldr r3, [sp] @ rvb - load_varadr r2, SSumLR - add r0, r12, lsl #2 - add r2, r12, lsl #3 - add r3, r12, lsl #3 0: vldmia r0!, {d0-d1} vldmia r2, {d2-d5} @@ -112,15 +104,12 @@ mcr_finish: #elif defined(HAVE_ARMV5) -FUNCTION(mix_chan): @ (int start, int count, int lv, int rv) +FUNCTION(mix_chan): @ (int *SSumLR, int count, int lv, int rv) stmfd sp!, {r4-r8,lr} orr r3, r2, r3, lsl #16 lsl r3, #1 @ packed multipliers << 1 - mov r12, r0 + mov r2, r0 load_varadr r0, ChanBuf - load_varadr r2, SSumLR - add r0, r12, lsl #2 - add r2, r12, lsl #3 0: ldmia r0!, {r4,r5} ldmia r2, {r6-r8,lr} @@ -141,16 +130,13 @@ mc_finish: ldmfd sp!, {r4-r8,pc} -FUNCTION(mix_chan_rvb): @ (int start, int count, int lv, int rv, int *rvb) +FUNCTION(mix_chan_rvb): @ (int *SSumLR, int count, int lv, int rv, int *rvb) stmfd sp!, {r4-r8,lr} orr lr, r2, r3, lsl #16 lsl lr, #1 - ldr r3, [sp] @ rvb - load_varadr r2, SSumLR - load_varadr r4, ChanBuf - add r2, r2, r0, lsl #3 - add r3, r3, r0, lsl #3 - add r0, r4, r0, lsl #2 + mov r2, r0 + load_varadr r0, ChanBuf + ldr r3, [sp, #6*4] @ rvb 0: ldr r4, [r0], #4 ldmia r2, {r6,r7} diff --git a/plugins/dfsound/dma.c b/plugins/dfsound/dma.c index d3706b9..4798a19 100644 --- a/plugins/dfsound/dma.c +++ b/plugins/dfsound/dma.c @@ -27,9 +27,9 @@ unsigned short CALLBACK SPUreadDMA(void)
{
- unsigned short s=spu.spuMem[spu.spuAddr>>1];
- spu.spuAddr+=2;
- if(spu.spuAddr>0x7ffff) spu.spuAddr=0;
+ unsigned short s = *(unsigned short *)(spu.spuMemC + spu.spuAddr);
+ spu.spuAddr += 2;
+ spu.spuAddr &= 0x7fffe;
return s;
}
@@ -43,13 +43,13 @@ void CALLBACK SPUreadDMAMem(unsigned short *pusPSXMem, int iSize, {
int i;
- do_samples_if_needed(cycles);
+ do_samples_if_needed(cycles, 1);
for(i=0;i<iSize;i++)
{
- *pusPSXMem++=spu.spuMem[spu.spuAddr>>1]; // spu addr got by writeregister
- spu.spuAddr+=2; // inc spu addr
- if(spu.spuAddr>0x7ffff) spu.spuAddr=0; // wrap
+ *pusPSXMem++ = *(unsigned short *)(spu.spuMemC + spu.spuAddr);
+ spu.spuAddr += 2;
+ spu.spuAddr &= 0x7fffe;
}
}
@@ -67,10 +67,10 @@ void CALLBACK SPUreadDMAMem(unsigned short *pusPSXMem, int iSize, void CALLBACK SPUwriteDMA(unsigned short val)
{
- spu.spuMem[spu.spuAddr>>1] = val; // spu addr got by writeregister
+ *(unsigned short *)(spu.spuMemC + spu.spuAddr) = val;
- spu.spuAddr+=2; // inc spu addr
- if(spu.spuAddr>0x7ffff) spu.spuAddr=0; // wrap
+ spu.spuAddr += 2;
+ spu.spuAddr &= 0x7fffe;
}
////////////////////////////////////////////////////////////////////////
@@ -82,20 +82,20 @@ void CALLBACK SPUwriteDMAMem(unsigned short *pusPSXMem, int iSize, {
int i;
- do_samples_if_needed(cycles);
+ do_samples_if_needed(cycles, 1);
if(spu.spuAddr + iSize*2 < 0x80000)
{
- memcpy(&spu.spuMem[spu.spuAddr>>1], pusPSXMem, iSize*2);
+ memcpy(spu.spuMemC + spu.spuAddr, pusPSXMem, iSize*2);
spu.spuAddr += iSize*2;
return;
}
for(i=0;i<iSize;i++)
{
- spu.spuMem[spu.spuAddr>>1] = *pusPSXMem++; // spu addr got by writeregister
- spu.spuAddr+=2; // inc spu addr
- spu.spuAddr&=0x7ffff; // wrap
+ *(unsigned short *)(spu.spuMemC + spu.spuAddr) = *pusPSXMem++;
+ spu.spuAddr += 2;
+ spu.spuAddr &= 0x7fffe;
}
}
diff --git a/plugins/dfsound/externals.h b/plugins/dfsound/externals.h index 7935cb9..f6fc440 100644 --- a/plugins/dfsound/externals.h +++ b/plugins/dfsound/externals.h @@ -28,6 +28,11 @@ #define noinline
#define unlikely(x) x
#endif
+#if defined(__GNUC__) && !defined(_TMS320C6X)
+#define preload __builtin_prefetch
+#else
+#define preload(...)
+#endif
#define PSE_LT_SPU 4
#define PSE_SPU_ERR_SUCCESS 0
@@ -53,10 +58,17 @@ // struct defines
///////////////////////////////////////////////////////////
+enum ADSR_State {
+ ADSR_ATTACK = 0,
+ ADSR_DECAY = 1,
+ ADSR_SUSTAIN = 2,
+ ADSR_RELEASE = 3,
+};
+
// ADSR INFOS PER CHANNEL
typedef struct
{
- unsigned char State:2;
+ unsigned char State:2; // ADSR_State
unsigned char AttackModeExp:1;
unsigned char SustainModeExp:1;
unsigned char SustainIncrease:1;
@@ -93,7 +105,6 @@ typedef struct unsigned char * pCurr; // current pos in sound mem
unsigned char * pLoop; // loop ptr in sound mem
- unsigned int bStop:1; // is channel stopped (sample _can_ still be playing, ADSR Release phase)
unsigned int bReverb:1; // can we do reverb on this channel? must have ctrl register bit, to get active
unsigned int bRVBActive:1; // reverb active flag
unsigned int bNoise:1; // noise active flag
@@ -104,8 +115,6 @@ typedef struct int iRightVolume; // right volume
ADSRInfoEx ADSRX;
int iRawPitch; // raw pitch (0...3fff)
-
- int SB[32+4];
} SPUCHAN;
///////////////////////////////////////////////////////////
@@ -117,8 +126,6 @@ typedef struct int VolLeft;
int VolRight;
- int iRVBLeft;
- int iRVBRight;
int FB_SRC_A; // (offset)
int FB_SRC_B; // (offset)
@@ -169,13 +176,18 @@ typedef struct // psx buffers / addresses
+#define SB_SIZE (32 + 4)
+
typedef struct
{
unsigned short spuCtrl;
unsigned short spuStat;
unsigned int spuAddr;
- unsigned char * spuMemC;
+ union {
+ unsigned char *spuMemC;
+ unsigned short *spuMem;
+ };
unsigned char * pSpuIrq;
unsigned int cycles_played;
@@ -197,8 +209,6 @@ typedef struct void (CALLBACK *cddavCallback)(unsigned short,unsigned short);
void (CALLBACK *scheduleCallback)(unsigned int);
- int * sRVBStart;
-
xa_decode_t * xapGlobal;
unsigned int * XAFeed;
unsigned int * XAPlay;
@@ -216,9 +226,15 @@ typedef struct int iLeftXAVol;
int iRightXAVol;
- int pad[32];
+ SPUCHAN * s_chan;
+ REVERBInfo * rvb;
+
+ // buffers
+ int * SB;
+ int * SSumLR;
+
+ int pad[29];
unsigned short regArea[0x400];
- unsigned short spuMem[256*1024];
} SPUInfo;
///////////////////////////////////////////////////////////
@@ -228,19 +244,17 @@ typedef struct #ifndef _IN_SPU
extern SPUInfo spu;
-extern SPUCHAN s_chan[];
-extern REVERBInfo rvb;
-void do_samples(unsigned int cycles_to);
+void do_samples(unsigned int cycles_to, int do_sync);
void schedule_next_irq(void);
#define regAreaGet(ch,offset) \
spu.regArea[((ch<<4)|(offset))>>1]
-#define do_samples_if_needed(c) \
+#define do_samples_if_needed(c, sync) \
do { \
- if ((int)((c) - spu.cycles_played) >= 16 * 768) \
- do_samples(c); \
+ if (sync || (int)((c) - spu.cycles_played) >= 16 * 768) \
+ do_samples(c, sync); \
} while (0)
#endif
diff --git a/plugins/dfsound/freeze.c b/plugins/dfsound/freeze.c index d38faa6..5b4267b 100644 --- a/plugins/dfsound/freeze.c +++ b/plugins/dfsound/freeze.c @@ -143,12 +143,12 @@ static void save_channel(SPUCHAN_orig *d, const SPUCHAN *s, int ch) d->iSBPos = s->iSBPos;
d->spos = s->spos;
d->sinc = s->sinc;
- memcpy(d->SB, s->SB, sizeof(d->SB));
+ memcpy(d->SB, spu.SB + ch * SB_SIZE, sizeof(d->SB[0]) * SB_SIZE);
d->iStart = (regAreaGet(ch,6)&~1)<<3;
d->iCurr = 0; // set by the caller
d->iLoop = 0; // set by the caller
d->bOn = !!(spu.dwChannelOn & (1<<ch));
- d->bStop = s->bStop;
+ d->bStop = s->ADSRX.State == ADSR_RELEASE;
d->bReverb = s->bReverb;
d->iActFreq = 1;
d->iUsedFreq = 2;
@@ -157,8 +157,8 @@ static void save_channel(SPUCHAN_orig *d, const SPUCHAN *s, int ch) d->bIgnoreLoop = (s->prevflags ^ 2) << 1;
d->iRightVolume = s->iRightVolume;
d->iRawPitch = s->iRawPitch;
- d->s_1 = s->SB[27]; // yes it's reversed
- d->s_2 = s->SB[26];
+ d->s_1 = spu.SB[ch * SB_SIZE + 27]; // yes it's reversed
+ d->s_2 = spu.SB[ch * SB_SIZE + 26];
d->bRVBActive = s->bRVBActive;
d->bNoise = s->bNoise;
d->bFMod = s->bFMod;
@@ -185,10 +185,9 @@ static void load_channel(SPUCHAN *d, const SPUCHAN_orig *s, int ch) d->spos = s->spos;
d->sinc = s->sinc;
d->sinc_inv = 0;
- memcpy(d->SB, s->SB, sizeof(d->SB));
+ memcpy(spu.SB + ch * SB_SIZE, s->SB, sizeof(spu.SB[0]) * SB_SIZE);
d->pCurr = (void *)((long)s->iCurr & 0x7fff0);
d->pLoop = (void *)((long)s->iLoop & 0x7fff0);
- d->bStop = s->bStop;
d->bReverb = s->bReverb;
d->iLeftVolume = s->iLeftVolume;
d->iRightVolume = s->iRightVolume;
@@ -198,6 +197,7 @@ static void load_channel(SPUCHAN *d, const SPUCHAN_orig *s, int ch) d->bFMod = s->bFMod;
d->prevflags = (s->bIgnoreLoop >> 1) ^ 2;
d->ADSRX.State = s->ADSRX.State;
+ if (s->bStop) d->ADSRX.State = ADSR_RELEASE;
d->ADSRX.AttackModeExp = s->ADSRX.AttackModeExp;
d->ADSRX.AttackRate = s->ADSRX.AttackRate;
d->ADSRX.DecayRate = s->ADSRX.DecayRate;
@@ -242,7 +242,7 @@ long CALLBACK SPUfreeze(uint32_t ulFreezeMode, SPUFreeze_t * pF, if(ulFreezeMode==2) return 1; // info mode? ok, bye
// save mode:
- do_samples(cycles);
+ do_samples(cycles, 1);
memcpy(pF->cSPURam,spu.spuMem,0x80000); // copy common infos
memcpy(pF->cSPUPort,spu.regArea,0x200);
@@ -264,11 +264,11 @@ long CALLBACK SPUfreeze(uint32_t ulFreezeMode, SPUFreeze_t * pF, for(i=0;i<MAXCHAN;i++)
{
- save_channel(&pFO->s_chan[i],&s_chan[i],i);
- if(s_chan[i].pCurr)
- pFO->s_chan[i].iCurr=s_chan[i].pCurr-spu.spuMemC;
- if(s_chan[i].pLoop)
- pFO->s_chan[i].iLoop=s_chan[i].pLoop-spu.spuMemC;
+ save_channel(&pFO->s_chan[i],&spu.s_chan[i],i);
+ if(spu.s_chan[i].pCurr)
+ pFO->s_chan[i].iCurr=spu.s_chan[i].pCurr-spu.spuMemC;
+ if(spu.s_chan[i].pLoop)
+ pFO->s_chan[i].iLoop=spu.s_chan[i].pLoop-spu.spuMemC;
}
return 1;
@@ -302,7 +302,7 @@ long CALLBACK SPUfreeze(uint32_t ulFreezeMode, SPUFreeze_t * pF, load_register(H_CDRight, cycles);
// fix to prevent new interpolations from crashing
- for(i=0;i<MAXCHAN;i++) s_chan[i].SB[28]=0;
+ for(i=0;i<MAXCHAN;i++) spu.SB[i * SB_SIZE + 28]=0;
ClearWorkingState();
spu.cycles_played = cycles;
@@ -325,8 +325,8 @@ void LoadStateV5(SPUFreeze_t * pF) if(pFO->spuAddr)
{
- spu.spuAddr = pFO->spuAddr;
- if (spu.spuAddr == 0xbaadf00d) spu.spuAddr = 0;
+ if (pFO->spuAddr == 0xbaadf00d) spu.spuAddr = 0;
+ else spu.spuAddr = pFO->spuAddr & 0x7fffe;
}
spu.dwNewChannel=0;
@@ -334,10 +334,10 @@ void LoadStateV5(SPUFreeze_t * pF) spu.dwChannelDead=0;
for(i=0;i<MAXCHAN;i++)
{
- load_channel(&s_chan[i],&pFO->s_chan[i],i);
+ load_channel(&spu.s_chan[i],&pFO->s_chan[i],i);
- s_chan[i].pCurr+=(unsigned long)spu.spuMemC;
- s_chan[i].pLoop+=(unsigned long)spu.spuMemC;
+ spu.s_chan[i].pCurr+=(unsigned long)spu.spuMemC;
+ spu.s_chan[i].pLoop+=(unsigned long)spu.spuMemC;
}
}
@@ -349,8 +349,7 @@ void LoadStateUnknown(SPUFreeze_t * pF, uint32_t cycles) for(i=0;i<MAXCHAN;i++)
{
- s_chan[i].bStop=0;
- s_chan[i].pLoop=spu.spuMemC;
+ spu.s_chan[i].pLoop=spu.spuMemC;
}
spu.dwNewChannel=0;
diff --git a/plugins/dfsound/oss.c b/plugins/dfsound/oss.c index 8093ae4..6b1cb4a 100644 --- a/plugins/dfsound/oss.c +++ b/plugins/dfsound/oss.c @@ -34,6 +34,9 @@ #define OSS_SPEED_44100 44100 +#define FRAGMENT_SHIFT 12 +#define FRAGMENT_SIZE (1 << FRAGMENT_SHIFT) + static int oss_audio_fd = -1; extern int errno; @@ -46,7 +49,6 @@ static int oss_init(void) int pspeed=44100; int pstereo; int format; - int fragsize = 0; int myfrag; int oss_speed, oss_stereo; @@ -69,8 +71,7 @@ static int oss_init(void) // we use 64 fragments with 1024 bytes each // rearmed: now using 10*4096 for better latency - fragsize=12; - myfrag=(10<<16)|fragsize; + myfrag = (10<<16) | FRAGMENT_SHIFT; if(ioctl(oss_audio_fd,SNDCTL_DSP_SETFRAGMENT,&myfrag)==-1) { @@ -160,11 +161,18 @@ static void oss_feed(void *buf, int bytes) if(oss_audio_fd == -1) return; if(ioctl(oss_audio_fd,SNDCTL_DSP_GETOSPACE,&info)==0) { + // for fast forward + if(bytes > info.fragments * FRAGMENT_SIZE) + bytes = info.fragments * FRAGMENT_SIZE; + if(bytes == 0) + return; + if(info.fragments==info.fragstotal) { memset(sbuf, 0, sizeof(sbuf)); write(oss_audio_fd, sbuf, sizeof(sbuf)); write(oss_audio_fd, sbuf, sizeof(sbuf)); + write(oss_audio_fd, sbuf, sizeof(sbuf)); } } diff --git a/plugins/dfsound/registers.c b/plugins/dfsound/registers.c index 210adb2..4588fa7 100644 --- a/plugins/dfsound/registers.c +++ b/plugins/dfsound/registers.c @@ -57,7 +57,7 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, if (val == 0 && (r & 0xff8) == 0xd88)
return;
- do_samples_if_needed(cycles);
+ do_samples_if_needed(cycles, 0);
if(r>=0x0c00 && r<0x0d80) // some channel info?
{
@@ -85,10 +85,10 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, {
const unsigned long lval=val;
//---------------------------------------------//
- s_chan[ch].ADSRX.AttackModeExp=(lval&0x8000)?1:0;
- s_chan[ch].ADSRX.AttackRate=(lval>>8) & 0x007f;
- s_chan[ch].ADSRX.DecayRate=(lval>>4) & 0x000f;
- s_chan[ch].ADSRX.SustainLevel=lval & 0x000f;
+ spu.s_chan[ch].ADSRX.AttackModeExp=(lval&0x8000)?1:0;
+ spu.s_chan[ch].ADSRX.AttackRate=(lval>>8) & 0x007f;
+ spu.s_chan[ch].ADSRX.DecayRate=(lval>>4) & 0x000f;
+ spu.s_chan[ch].ADSRX.SustainLevel=lval & 0x000f;
//---------------------------------------------//
}
break;
@@ -98,11 +98,11 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, const unsigned long lval=val;
//----------------------------------------------//
- s_chan[ch].ADSRX.SustainModeExp = (lval&0x8000)?1:0;
- s_chan[ch].ADSRX.SustainIncrease= (lval&0x4000)?0:1;
- s_chan[ch].ADSRX.SustainRate = (lval>>6) & 0x007f;
- s_chan[ch].ADSRX.ReleaseModeExp = (lval&0x0020)?1:0;
- s_chan[ch].ADSRX.ReleaseRate = lval & 0x001f;
+ spu.s_chan[ch].ADSRX.SustainModeExp = (lval&0x8000)?1:0;
+ spu.s_chan[ch].ADSRX.SustainIncrease= (lval&0x4000)?0:1;
+ spu.s_chan[ch].ADSRX.SustainRate = (lval>>6) & 0x007f;
+ spu.s_chan[ch].ADSRX.ReleaseModeExp = (lval&0x0020)?1:0;
+ spu.s_chan[ch].ADSRX.ReleaseRate = lval & 0x001f;
//----------------------------------------------//
}
break;
@@ -111,7 +111,7 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, break;
//------------------------------------------------//
case 14: // loop?
- s_chan[ch].pLoop=spu.spuMemC+((val&~1)<<3);
+ spu.s_chan[ch].pLoop=spu.spuMemC+((val&~1)<<3);
goto upd_irq;
//------------------------------------------------//
}
@@ -126,9 +126,9 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, break;
//-------------------------------------------------//
case H_SPUdata:
- spu.spuMem[spu.spuAddr>>1] = val;
- spu.spuAddr+=2;
- if(spu.spuAddr>0x7ffff) spu.spuAddr=0;
+ *(unsigned short *)(spu.spuMemC + spu.spuAddr) = val;
+ spu.spuAddr += 2;
+ spu.spuAddr &= 0x7fffe;
break;
//-------------------------------------------------//
case H_SPUctrl:
@@ -146,14 +146,14 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, //-------------------------------------------------//
case H_SPUReverbAddr:
if(val==0xFFFF || val<=0x200)
- {rvb.StartAddr=rvb.CurrAddr=0;}
+ {spu.rvb->StartAddr=spu.rvb->CurrAddr=0;}
else
{
const long iv=(unsigned long)val<<2;
- if(rvb.StartAddr!=iv)
+ if(spu.rvb->StartAddr!=iv)
{
- rvb.StartAddr=(unsigned long)val<<2;
- rvb.CurrAddr=rvb.StartAddr;
+ spu.rvb->StartAddr=(unsigned long)val<<2;
+ spu.rvb->CurrAddr=spu.rvb->StartAddr;
}
}
goto rvbd;
@@ -163,11 +163,11 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, goto upd_irq;
//-------------------------------------------------//
case H_SPUrvolL:
- rvb.VolLeft=val;
+ spu.rvb->VolLeft=val;
break;
//-------------------------------------------------//
case H_SPUrvolR:
- rvb.VolRight=val;
+ spu.rvb->VolRight=val;
break;
//-------------------------------------------------//
@@ -246,38 +246,38 @@ void CALLBACK SPUwriteRegister(unsigned long reg, unsigned short val, ReverbOn(16,24,val);
break;
//-------------------------------------------------//
- case H_Reverb+0 : rvb.FB_SRC_A=val*4; goto rvbd;
- case H_Reverb+2 : rvb.FB_SRC_B=val*4; goto rvbd;
- case H_Reverb+4 : rvb.IIR_ALPHA=(short)val; goto rvbd;
- case H_Reverb+6 : rvb.ACC_COEF_A=(short)val; goto rvbd;
- case H_Reverb+8 : rvb.ACC_COEF_B=(short)val; goto rvbd;
- case H_Reverb+10 : rvb.ACC_COEF_C=(short)val; goto rvbd;
- case H_Reverb+12 : rvb.ACC_COEF_D=(short)val; goto rvbd;
- case H_Reverb+14 : rvb.IIR_COEF=(short)val; goto rvbd;
- case H_Reverb+16 : rvb.FB_ALPHA=(short)val; goto rvbd;
- case H_Reverb+18 : rvb.FB_X=(short)val; goto rvbd;
- case H_Reverb+20 : rvb.IIR_DEST_A0=val*4; goto rvbd;
- case H_Reverb+22 : rvb.IIR_DEST_A1=val*4; goto rvbd;
- case H_Reverb+24 : rvb.ACC_SRC_A0=val*4; goto rvbd;
- case H_Reverb+26 : rvb.ACC_SRC_A1=val*4; goto rvbd;
- case H_Reverb+28 : rvb.ACC_SRC_B0=val*4; goto rvbd;
- case H_Reverb+30 : rvb.ACC_SRC_B1=val*4; goto rvbd;
- case H_Reverb+32 : rvb.IIR_SRC_A0=val*4; goto rvbd;
- case H_Reverb+34 : rvb.IIR_SRC_A1=val*4; goto rvbd;
- case H_Reverb+36 : rvb.IIR_DEST_B0=val*4; goto rvbd;
- case H_Reverb+38 : rvb.IIR_DEST_B1=val*4; goto rvbd;
- case H_Reverb+40 : rvb.ACC_SRC_C0=val*4; goto rvbd;
- case H_Reverb+42 : rvb.ACC_SRC_C1=val*4; goto rvbd;
- case H_Reverb+44 : rvb.ACC_SRC_D0=val*4; goto rvbd;
- case H_Reverb+46 : rvb.ACC_SRC_D1=val*4; goto rvbd;
- case H_Reverb+48 : rvb.IIR_SRC_B1=val*4; goto rvbd;
- case H_Reverb+50 : rvb.IIR_SRC_B0=val*4; goto rvbd;
- case H_Reverb+52 : rvb.MIX_DEST_A0=val*4; goto rvbd;
- case H_Reverb+54 : rvb.MIX_DEST_A1=val*4; goto rvbd;
- case H_Reverb+56 : rvb.MIX_DEST_B0=val*4; goto rvbd;
- case H_Reverb+58 : rvb.MIX_DEST_B1=val*4; goto rvbd;
- case H_Reverb+60 : rvb.IN_COEF_L=(short)val; goto rvbd;
- case H_Reverb+62 : rvb.IN_COEF_R=(short)val; goto rvbd;
+ case H_Reverb+0 : spu.rvb->FB_SRC_A=val*4; goto rvbd;
+ case H_Reverb+2 : spu.rvb->FB_SRC_B=val*4; goto rvbd;
+ case H_Reverb+4 : spu.rvb->IIR_ALPHA=(short)val; goto rvbd;
+ case H_Reverb+6 : spu.rvb->ACC_COEF_A=(short)val; goto rvbd;
+ case H_Reverb+8 : spu.rvb->ACC_COEF_B=(short)val; goto rvbd;
+ case H_Reverb+10 : spu.rvb->ACC_COEF_C=(short)val; goto rvbd;
+ case H_Reverb+12 : spu.rvb->ACC_COEF_D=(short)val; goto rvbd;
+ case H_Reverb+14 : spu.rvb->IIR_COEF=(short)val; goto rvbd;
+ case H_Reverb+16 : spu.rvb->FB_ALPHA=(short)val; goto rvbd;
+ case H_Reverb+18 : spu.rvb->FB_X=(short)val; goto rvbd;
+ case H_Reverb+20 : spu.rvb->IIR_DEST_A0=val*4; goto rvbd;
+ case H_Reverb+22 : spu.rvb->IIR_DEST_A1=val*4; goto rvbd;
+ case H_Reverb+24 : spu.rvb->ACC_SRC_A0=val*4; goto rvbd;
+ case H_Reverb+26 : spu.rvb->ACC_SRC_A1=val*4; goto rvbd;
+ case H_Reverb+28 : spu.rvb->ACC_SRC_B0=val*4; goto rvbd;
+ case H_Reverb+30 : spu.rvb->ACC_SRC_B1=val*4; goto rvbd;
+ case H_Reverb+32 : spu.rvb->IIR_SRC_A0=val*4; goto rvbd;
+ case H_Reverb+34 : spu.rvb->IIR_SRC_A1=val*4; goto rvbd;
+ case H_Reverb+36 : spu.rvb->IIR_DEST_B0=val*4; goto rvbd;
+ case H_Reverb+38 : spu.rvb->IIR_DEST_B1=val*4; goto rvbd;
+ case H_Reverb+40 : spu.rvb->ACC_SRC_C0=val*4; goto rvbd;
+ case H_Reverb+42 : spu.rvb->ACC_SRC_C1=val*4; goto rvbd;
+ case H_Reverb+44 : spu.rvb->ACC_SRC_D0=val*4; goto rvbd;
+ case H_Reverb+46 : spu.rvb->ACC_SRC_D1=val*4; goto rvbd;
+ case H_Reverb+48 : spu.rvb->IIR_SRC_B1=val*4; goto rvbd;
+ case H_Reverb+50 : spu.rvb->IIR_SRC_B0=val*4; goto rvbd;
+ case H_Reverb+52 : spu.rvb->MIX_DEST_A0=val*4; goto rvbd;
+ case H_Reverb+54 : spu.rvb->MIX_DEST_A1=val*4; goto rvbd;
+ case H_Reverb+56 : spu.rvb->MIX_DEST_B0=val*4; goto rvbd;
+ case H_Reverb+58 : spu.rvb->MIX_DEST_B1=val*4; goto rvbd;
+ case H_Reverb+60 : spu.rvb->IN_COEF_L=(short)val; goto rvbd;
+ case H_Reverb+62 : spu.rvb->IN_COEF_R=(short)val; goto rvbd;
}
return;
@@ -287,7 +287,7 @@ upd_irq: return;
rvbd:
- rvb.dirty = 1; // recalculate on next update
+ spu.rvb->dirty = 1; // recalculate on next update
}
////////////////////////////////////////////////////////////////////////
@@ -307,15 +307,15 @@ unsigned short CALLBACK SPUreadRegister(unsigned long reg) const int ch=(r>>4)-0xc0;
if(spu.dwNewChannel&(1<<ch)) return 1; // we are started, but not processed? return 1
if((spu.dwChannelOn&(1<<ch)) && // same here... we haven't decoded one sample yet, so no envelope yet. return 1 as well
- !s_chan[ch].ADSRX.EnvelopeVol)
+ !spu.s_chan[ch].ADSRX.EnvelopeVol)
return 1;
- return (unsigned short)(s_chan[ch].ADSRX.EnvelopeVol>>16);
+ return (unsigned short)(spu.s_chan[ch].ADSRX.EnvelopeVol>>16);
}
case 14: // get loop address
{
const int ch=(r>>4)-0xc0;
- return (unsigned short)((s_chan[ch].pLoop-spu.spuMemC)>>3);
+ return (unsigned short)((spu.s_chan[ch].pLoop-spu.spuMemC)>>3);
}
}
}
@@ -333,9 +333,9 @@ unsigned short CALLBACK SPUreadRegister(unsigned long reg) case H_SPUdata:
{
- unsigned short s=spu.spuMem[spu.spuAddr>>1];
- spu.spuAddr+=2;
- if(spu.spuAddr>0x7ffff) spu.spuAddr=0;
+ unsigned short s = *(unsigned short *)(spu.spuMemC + spu.spuAddr);
+ spu.spuAddr += 2;
+ spu.spuAddr &= 0x7fffe;
return s;
}
@@ -362,16 +362,9 @@ static void SoundOn(int start,int end,unsigned short val) {
if((val&1) && regAreaGet(ch,6)) // mmm... start has to be set before key on !?!
{
- // do this here, not in StartSound
- // - fixes fussy timing issues
- s_chan[ch].bStop=0;
- s_chan[ch].pCurr=spu.spuMemC+((regAreaGet(ch,6)&~1)<<3); // must be block aligned
- s_chan[ch].pLoop=spu.spuMemC+((regAreaGet(ch,14)&~1)<<3);
- s_chan[ch].prevflags=2;
-
+ spu.s_chan[ch].pCurr=spu.spuMemC+((regAreaGet(ch,6)&~1)<<3); // must be block aligned
+ spu.s_chan[ch].pLoop=spu.spuMemC+((regAreaGet(ch,14)&~1)<<3);
spu.dwNewChannel|=(1<<ch);
- spu.dwChannelOn|=1<<ch;
- spu.dwChannelDead&=~(1<<ch);
}
}
}
@@ -385,9 +378,9 @@ static void SoundOff(int start,int end,unsigned short val) int ch;
for(ch=start;ch<end;ch++,val>>=1) // loop channels
{
- if(val&1) // && s_chan[i].bOn) mmm...
+ if(val&1)
{
- s_chan[ch].bStop=1;
+ spu.s_chan[ch].ADSRX.State = ADSR_RELEASE;
// Jungle Book - Rhythm 'n Groove
// - turns off buzzing sound (loop hangs)
@@ -410,15 +403,15 @@ static void FModOn(int start,int end,unsigned short val) {
if(ch>0)
{
- s_chan[ch].bFMod=1; // --> sound channel
- s_chan[ch-1].bFMod=2; // --> freq channel
+ spu.s_chan[ch].bFMod=1; // --> sound channel
+ spu.s_chan[ch-1].bFMod=2; // --> freq channel
}
}
else
{
- s_chan[ch].bFMod=0; // --> turn off fmod
- if(ch>0&&s_chan[ch-1].bFMod==2)
- s_chan[ch-1].bFMod=0;
+ spu.s_chan[ch].bFMod=0; // --> turn off fmod
+ if(ch>0&&spu.s_chan[ch-1].bFMod==2)
+ spu.s_chan[ch-1].bFMod=0;
}
}
}
@@ -433,7 +426,7 @@ static void NoiseOn(int start,int end,unsigned short val) for(ch=start;ch<end;ch++,val>>=1) // loop channels
{
- s_chan[ch].bNoise=val&1; // -> noise on/off
+ spu.s_chan[ch].bNoise=val&1; // -> noise on/off
}
}
@@ -463,7 +456,7 @@ static void SetVolumeL(unsigned char ch,short vol) // LEFT VOLUME }
vol&=0x3fff;
- s_chan[ch].iLeftVolume=vol; // store volume
+ spu.s_chan[ch].iLeftVolume=vol; // store volume
}
////////////////////////////////////////////////////////////////////////
@@ -489,7 +482,7 @@ static void SetVolumeR(unsigned char ch,short vol) // RIGHT VOLUME vol&=0x3fff;
- s_chan[ch].iRightVolume=vol;
+ spu.s_chan[ch].iRightVolume=vol;
}
////////////////////////////////////////////////////////////////////////
@@ -502,10 +495,11 @@ static void SetPitch(int ch,unsigned short val) // SET PITCH if(val>0x3fff) NP=0x3fff; // get pitch val
else NP=val;
- s_chan[ch].iRawPitch=NP;
- s_chan[ch].sinc=(NP<<4)|8;
- s_chan[ch].sinc_inv=0;
- if(spu_config.iUseInterpolation==1) s_chan[ch].SB[32]=1; // -> freq change in simple interpolation mode: set flag
+ spu.s_chan[ch].iRawPitch=NP;
+ spu.s_chan[ch].sinc=(NP<<4)|8;
+ spu.s_chan[ch].sinc_inv=0;
+ if (spu_config.iUseInterpolation == 1)
+ spu.SB[ch * SB_SIZE + 32] = 1; // -> freq change in simple interpolation mode: set flag
}
////////////////////////////////////////////////////////////////////////
@@ -518,6 +512,6 @@ static void ReverbOn(int start,int end,unsigned short val) for(ch=start;ch<end;ch++,val>>=1) // loop channels
{
- s_chan[ch].bReverb=val&1; // -> reverb on/off
+ spu.s_chan[ch].bReverb=val&1; // -> reverb on/off
}
}
diff --git a/plugins/dfsound/reverb.c b/plugins/dfsound/reverb.c index bb5ee8e..2ff6edc 100644 --- a/plugins/dfsound/reverb.c +++ b/plugins/dfsound/reverb.c @@ -32,20 +32,11 @@ INLINE void StartREVERB(int ch)
{
- if(s_chan[ch].bReverb && (spu.spuCtrl&0x80)) // reverb possible?
+ if(spu.s_chan[ch].bReverb && (spu.spuCtrl&0x80)) // reverb possible?
{
- s_chan[ch].bRVBActive=!!spu_config.iUseReverb;
+ spu.s_chan[ch].bRVBActive=!!spu_config.iUseReverb;
}
- else s_chan[ch].bRVBActive=0; // else -> no reverb
-}
-
-////////////////////////////////////////////////////////////////////////
-// HELPER FOR NEILL'S REVERB: re-inits our reverb mixing buf
-////////////////////////////////////////////////////////////////////////
-
-INLINE void InitREVERB(int ns_to)
-{
- memset(spu.sRVBStart,0,ns_to*sizeof(spu.sRVBStart[0])*2);
+ else spu.s_chan[ch].bRVBActive=0; // else -> no reverb
}
////////////////////////////////////////////////////////////////////////
@@ -59,41 +50,40 @@ INLINE int rvb2ram_offs(int curr, int space, int iOff) // get_buffer content helper: takes care about wraps
#define g_buffer(var) \
- ((int)(signed short)spu.spuMem[rvb2ram_offs(curr_addr, space, rvb.n##var)])
+ ((int)(signed short)spu.spuMem[rvb2ram_offs(curr_addr, space, rvb->n##var)])
// saturate iVal and store it as var
#define s_buffer(var, iVal) \
ssat32_to_16(iVal); \
- spu.spuMem[rvb2ram_offs(curr_addr, space, rvb.n##var)] = iVal
+ spu.spuMem[rvb2ram_offs(curr_addr, space, rvb->n##var)] = iVal
#define s_buffer1(var, iVal) \
ssat32_to_16(iVal); \
- spu.spuMem[rvb2ram_offs(curr_addr, space, rvb.n##var + 1)] = iVal
+ spu.spuMem[rvb2ram_offs(curr_addr, space, rvb->n##var + 1)] = iVal
////////////////////////////////////////////////////////////////////////
// portions based on spu2-x from PCSX2
-static void MixREVERB(int ns_to)
+static void MixREVERB(int *SSumLR, int *RVB, int ns_to, int curr_addr)
{
- int l_old = rvb.iRVBLeft;
- int r_old = rvb.iRVBRight;
- int curr_addr = rvb.CurrAddr;
- int space = 0x40000 - rvb.StartAddr;
- int l = 0, r = 0, ns;
+ const REVERBInfo *rvb = spu.rvb;
+ int IIR_ALPHA = rvb->IIR_ALPHA;
+ int IIR_COEF = rvb->IIR_COEF;
+ int space = 0x40000 - rvb->StartAddr;
+ int l, r, ns;
for (ns = 0; ns < ns_to * 2; )
{
- int IIR_ALPHA = rvb.IIR_ALPHA;
int ACC0, ACC1, FB_A0, FB_A1, FB_B0, FB_B1;
int mix_dest_a0, mix_dest_a1, mix_dest_b0, mix_dest_b1;
- int input_L = spu.sRVBStart[ns] * rvb.IN_COEF_L;
- int input_R = spu.sRVBStart[ns+1] * rvb.IN_COEF_R;
+ int input_L = RVB[ns] * rvb->IN_COEF_L;
+ int input_R = RVB[ns+1] * rvb->IN_COEF_R;
- int IIR_INPUT_A0 = ((g_buffer(IIR_SRC_A0) * rvb.IIR_COEF) + input_L) >> 15;
- int IIR_INPUT_A1 = ((g_buffer(IIR_SRC_A1) * rvb.IIR_COEF) + input_R) >> 15;
- int IIR_INPUT_B0 = ((g_buffer(IIR_SRC_B0) * rvb.IIR_COEF) + input_L) >> 15;
- int IIR_INPUT_B1 = ((g_buffer(IIR_SRC_B1) * rvb.IIR_COEF) + input_R) >> 15;
+ int IIR_INPUT_A0 = ((g_buffer(IIR_SRC_A0) * IIR_COEF) + input_L) >> 15;
+ int IIR_INPUT_A1 = ((g_buffer(IIR_SRC_A1) * IIR_COEF) + input_R) >> 15;
+ int IIR_INPUT_B0 = ((g_buffer(IIR_SRC_B0) * IIR_COEF) + input_L) >> 15;
+ int IIR_INPUT_B1 = ((g_buffer(IIR_SRC_B1) * IIR_COEF) + input_R) >> 15;
int iir_dest_a0 = g_buffer(IIR_DEST_A0);
int iir_dest_a1 = g_buffer(IIR_DEST_A1);
@@ -105,30 +95,34 @@ static void MixREVERB(int ns_to) int IIR_B0 = iir_dest_b0 + ((IIR_INPUT_B0 - iir_dest_b0) * IIR_ALPHA >> 15);
int IIR_B1 = iir_dest_b1 + ((IIR_INPUT_B1 - iir_dest_b1) * IIR_ALPHA >> 15);
+ preload(SSumLR + ns + 64*2/4 - 4);
+
s_buffer1(IIR_DEST_A0, IIR_A0);
s_buffer1(IIR_DEST_A1, IIR_A1);
s_buffer1(IIR_DEST_B0, IIR_B0);
s_buffer1(IIR_DEST_B1, IIR_B1);
- ACC0 = (g_buffer(ACC_SRC_A0) * rvb.ACC_COEF_A +
- g_buffer(ACC_SRC_B0) * rvb.ACC_COEF_B +
- g_buffer(ACC_SRC_C0) * rvb.ACC_COEF_C +
- g_buffer(ACC_SRC_D0) * rvb.ACC_COEF_D) >> 15;
- ACC1 = (g_buffer(ACC_SRC_A1) * rvb.ACC_COEF_A +
- g_buffer(ACC_SRC_B1) * rvb.ACC_COEF_B +
- g_buffer(ACC_SRC_C1) * rvb.ACC_COEF_C +
- g_buffer(ACC_SRC_D1) * rvb.ACC_COEF_D) >> 15;
+ preload(RVB + ns + 64*2/4 - 4);
+
+ ACC0 = (g_buffer(ACC_SRC_A0) * rvb->ACC_COEF_A +
+ g_buffer(ACC_SRC_B0) * rvb->ACC_COEF_B +
+ g_buffer(ACC_SRC_C0) * rvb->ACC_COEF_C +
+ g_buffer(ACC_SRC_D0) * rvb->ACC_COEF_D) >> 15;
+ ACC1 = (g_buffer(ACC_SRC_A1) * rvb->ACC_COEF_A +
+ g_buffer(ACC_SRC_B1) * rvb->ACC_COEF_B +
+ g_buffer(ACC_SRC_C1) * rvb->ACC_COEF_C +
+ g_buffer(ACC_SRC_D1) * rvb->ACC_COEF_D) >> 15;
FB_A0 = g_buffer(FB_SRC_A0);
FB_A1 = g_buffer(FB_SRC_A1);
FB_B0 = g_buffer(FB_SRC_B0);
FB_B1 = g_buffer(FB_SRC_B1);
- mix_dest_a0 = ACC0 - ((FB_A0 * rvb.FB_ALPHA) >> 15);
- mix_dest_a1 = ACC1 - ((FB_A1 * rvb.FB_ALPHA) >> 15);
+ mix_dest_a0 = ACC0 - ((FB_A0 * rvb->FB_ALPHA) >> 15);
+ mix_dest_a1 = ACC1 - ((FB_A1 * rvb->FB_ALPHA) >> 15);
- mix_dest_b0 = FB_A0 + (((ACC0 - FB_A0) * rvb.FB_ALPHA - FB_B0 * rvb.FB_X) >> 15);
- mix_dest_b1 = FB_A1 + (((ACC1 - FB_A1) * rvb.FB_ALPHA - FB_B1 * rvb.FB_X) >> 15);
+ mix_dest_b0 = FB_A0 + (((ACC0 - FB_A0) * rvb->FB_ALPHA - FB_B0 * rvb->FB_X) >> 15);
+ mix_dest_b1 = FB_A1 + (((ACC1 - FB_A1) * rvb->FB_ALPHA - FB_B1 * rvb->FB_X) >> 15);
s_buffer(MIX_DEST_A0, mix_dest_a0);
s_buffer(MIX_DEST_A1, mix_dest_a1);
@@ -138,73 +132,60 @@ static void MixREVERB(int ns_to) l = (mix_dest_a0 + mix_dest_b0) / 2;
r = (mix_dest_a1 + mix_dest_b1) / 2;
- l = (l * rvb.VolLeft) >> 15; // 15?
- r = (r * rvb.VolRight) >> 15;
+ l = (l * rvb->VolLeft) >> 15; // 15?
+ r = (r * rvb->VolRight) >> 15;
- SSumLR[ns++] += (l + l_old) / 2;
- SSumLR[ns++] += (r + r_old) / 2;
SSumLR[ns++] += l;
SSumLR[ns++] += r;
-
- l_old = l;
- r_old = r;
+ SSumLR[ns++] += l;
+ SSumLR[ns++] += r;
curr_addr++;
- if (curr_addr >= 0x40000) curr_addr = rvb.StartAddr;
+ if (curr_addr >= 0x40000) curr_addr = rvb->StartAddr;
}
-
- rvb.iRVBLeft = l;
- rvb.iRVBRight = r;
- rvb.CurrAddr = curr_addr;
}
-static void MixREVERB_off(int ns_to)
+static void MixREVERB_off(int *SSumLR, int ns_to, int curr_addr)
{
- int l_old = rvb.iRVBLeft;
- int r_old = rvb.iRVBRight;
- int curr_addr = rvb.CurrAddr;
- int space = 0x40000 - rvb.StartAddr;
- int l = 0, r = 0, ns;
+ const REVERBInfo *rvb = spu.rvb;
+ int space = 0x40000 - rvb->StartAddr;
+ int l, r, ns;
for (ns = 0; ns < ns_to * 2; )
{
+ preload(SSumLR + ns + 64*2/4 - 4);
+
l = (g_buffer(MIX_DEST_A0) + g_buffer(MIX_DEST_B0)) / 2;
r = (g_buffer(MIX_DEST_A1) + g_buffer(MIX_DEST_B1)) / 2;
- l = (l * rvb.VolLeft) >> 15;
- r = (r * rvb.VolRight) >> 15;
+ l = (l * rvb->VolLeft) >> 15;
+ r = (r * rvb->VolRight) >> 15;
- SSumLR[ns++] += (l + l_old) / 2;
- SSumLR[ns++] += (r + r_old) / 2;
SSumLR[ns++] += l;
SSumLR[ns++] += r;
-
- l_old = l;
- r_old = r;
+ SSumLR[ns++] += l;
+ SSumLR[ns++] += r;
curr_addr++;
- if (curr_addr >= 0x40000) curr_addr = rvb.StartAddr;
+ if (curr_addr >= 0x40000) curr_addr = rvb->StartAddr;
}
-
- rvb.iRVBLeft = l;
- rvb.iRVBRight = r;
- rvb.CurrAddr = curr_addr;
}
-static void prepare_offsets(void)
+static void REVERBPrep(void)
{
- int space = 0x40000 - rvb.StartAddr;
+ REVERBInfo *rvb = spu.rvb;
+ int space = 0x40000 - rvb->StartAddr;
int t;
#define prep_offs(v) \
- t = rvb.v; \
+ t = rvb->v; \
while (t >= space) \
t -= space; \
- rvb.n##v = t
+ rvb->n##v = t
#define prep_offs2(d, v1, v2) \
- t = rvb.v1 - rvb.v2; \
+ t = rvb->v1 - rvb->v2; \
while (t >= space) \
t -= space; \
- rvb.n##d = t
+ rvb->n##d = t
prep_offs(IIR_SRC_A0);
prep_offs(IIR_SRC_A1);
@@ -233,37 +214,18 @@ static void prepare_offsets(void) #undef prep_offs
#undef prep_offs2
- rvb.dirty = 0;
+ rvb->dirty = 0;
}
-INLINE void REVERBDo(int ns_to)
+INLINE void REVERBDo(int *SSumLR, int *RVB, int ns_to, int curr_addr)
{
- if (!rvb.StartAddr) // reverb is off
- {
- rvb.iRVBLeft = rvb.iRVBRight = 0;
- return;
- }
-
if (spu.spuCtrl & 0x80) // -> reverb on? oki
{
- if (unlikely(rvb.dirty))
- prepare_offsets();
-
- MixREVERB(ns_to);
- }
- else if (rvb.VolLeft || rvb.VolRight)
- {
- if (unlikely(rvb.dirty))
- prepare_offsets();
-
- MixREVERB_off(ns_to);
+ MixREVERB(SSumLR, RVB, ns_to, curr_addr);
}
- else // -> reverb off
+ else if (spu.rvb->VolLeft || spu.rvb->VolRight)
{
- // reverb runs anyway
- rvb.CurrAddr += ns_to / 2;
- while (rvb.CurrAddr >= 0x40000)
- rvb.CurrAddr -= 0x40000 - rvb.StartAddr;
+ MixREVERB_off(SSumLR, ns_to, curr_addr);
}
}
diff --git a/plugins/dfsound/spu.c b/plugins/dfsound/spu.c index 835555d..8681d35 100644 --- a/plugins/dfsound/spu.c +++ b/plugins/dfsound/spu.c @@ -5,7 +5,7 @@ copyright : (C) 2002 by Pete Bernert email : BlackDove@addcom.de - Portions (C) Gražvydas "notaz" Ignotas, 2010-2012,2014 + Portions (C) Gražvydas "notaz" Ignotas, 2010-2012,2014,2015 ***************************************************************************/ /*************************************************************************** @@ -18,6 +18,10 @@ * * ***************************************************************************/ +#if !defined(_WIN32) && !defined(NO_OS) +#include <sys/time.h> // gettimeofday in xa.c +#define THREAD_ENABLED 1 +#endif #include "stdafx.h" #define _IN_SPU @@ -25,17 +29,10 @@ #include "externals.h" #include "registers.h" #include "out.h" -#include "arm_features.h" #include "spu_config.h" -#ifdef ENABLE_NLS -#include <libintl.h> -#include <locale.h> -#define _(x) gettext(x) -#define N_(x) (x) -#else -#define _(x) (x) -#define N_(x) (x) +#ifdef __arm__ +#include "arm_features.h" #endif #ifdef __ARM_ARCH_7A__ @@ -76,21 +73,9 @@ static char * libraryInfo = N_("P.E.Op.S. Sound Driver V1.7\nCoded by Pete B SPUInfo spu; SPUConfig spu_config; -// MAIN infos struct for each channel - -SPUCHAN s_chan[MAXCHAN+1]; // channel + 1 infos (1 is security for fmod handling) -REVERBInfo rvb; - -// certain globals (were local before, but with the new timeproc I need em global) - -static const int f[8][2] = { { 0, 0 }, - { 60, 0 }, - { 115, -52 }, - { 98, -55 }, - { 122, -60 } }; +static int iFMod[NSSIZE]; +static int RVB[NSSIZE * 2]; int ChanBuf[NSSIZE]; -int SSumLR[NSSIZE*2]; -int iFMod[NSSIZE]; #define CDDA_BUFFER_SIZE (16384 * sizeof(uint32_t)) // must be power of 2 @@ -145,71 +130,70 @@ int iFMod[NSSIZE]; // / // - -INLINE void InterpolateUp(int ch) +static void InterpolateUp(int *SB, int sinc) { - if(s_chan[ch].SB[32]==1) // flag == 1? calc step and set flag... and don't change the value in this pass + if(SB[32]==1) // flag == 1? calc step and set flag... and don't change the value in this pass { - const int id1=s_chan[ch].SB[30]-s_chan[ch].SB[29]; // curr delta to next val - const int id2=s_chan[ch].SB[31]-s_chan[ch].SB[30]; // and next delta to next-next val :) + const int id1=SB[30]-SB[29]; // curr delta to next val + const int id2=SB[31]-SB[30]; // and next delta to next-next val :) - s_chan[ch].SB[32]=0; + SB[32]=0; if(id1>0) // curr delta positive { if(id2<id1) - {s_chan[ch].SB[28]=id1;s_chan[ch].SB[32]=2;} + {SB[28]=id1;SB[32]=2;} else if(id2<(id1<<1)) - s_chan[ch].SB[28]=(id1*s_chan[ch].sinc)/0x10000L; + SB[28]=(id1*sinc)>>16; else - s_chan[ch].SB[28]=(id1*s_chan[ch].sinc)/0x20000L; + SB[28]=(id1*sinc)>>17; } else // curr delta negative { if(id2>id1) - {s_chan[ch].SB[28]=id1;s_chan[ch].SB[32]=2;} + {SB[28]=id1;SB[32]=2;} else if(id2>(id1<<1)) - s_chan[ch].SB[28]=(id1*s_chan[ch].sinc)/0x10000L; + SB[28]=(id1*sinc)>>16; else - s_chan[ch].SB[28]=(id1*s_chan[ch].sinc)/0x20000L; + SB[28]=(id1*sinc)>>17; } } else - if(s_chan[ch].SB[32]==2) // flag 1: calc step and set flag... and don't change the value in this pass + if(SB[32]==2) // flag 1: calc step and set flag... and don't change the value in this pass { - s_chan[ch].SB[32]=0; + 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)); + SB[28]=(SB[28]*sinc)>>17; + //if(sinc<=0x8000) + // SB[29]=SB[30]-(SB[28]*((0x10000/sinc)-1)); //else - s_chan[ch].SB[29]+=s_chan[ch].SB[28]; + SB[29]+=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]; + SB[29]+=SB[28]; } // // even easier interpolation on downsampling, also no special filter, again just "Pete's common sense" tm // -INLINE void InterpolateDown(int ch) +static void InterpolateDown(int *SB, int sinc) { - if(s_chan[ch].sinc>=0x20000L) // we would skip at least one val? + if(sinc>=0x20000L) // we would skip at least one val? { - s_chan[ch].SB[29]+=(s_chan[ch].SB[30]-s_chan[ch].SB[29])/2; // add easy weight - if(s_chan[ch].sinc>=0x30000L) // we would skip even more vals? - s_chan[ch].SB[29]+=(s_chan[ch].SB[31]-s_chan[ch].SB[30])/2;// add additional next weight + SB[29]+=(SB[30]-SB[29])/2; // add easy weight + if(sinc>=0x30000L) // we would skip even more vals? + SB[29]+=(SB[31]-SB[30])/2; // add additional next weight } } //////////////////////////////////////////////////////////////////////// // helpers for gauss interpolation -#define gval0 (((short*)(&s_chan[ch].SB[29]))[gpos&3]) -#define gval(x) ((int)((short*)(&s_chan[ch].SB[29]))[(gpos+x)&3]) +#define gval0 (((short*)(&SB[29]))[gpos&3]) +#define gval(x) ((int)((short*)(&SB[29]))[(gpos+x)&3]) #include "gauss_i.h" @@ -241,46 +225,56 @@ static int check_irq(int ch, unsigned char *pos) // START SOUND... called by main thread to setup a new sound on a channel //////////////////////////////////////////////////////////////////////// -INLINE void StartSound(int ch) +static void StartSoundSB(int *SB) { - StartADSR(ch); - StartREVERB(ch); + SB[26]=0; // init mixing vars + SB[27]=0; - // fussy timing issues - do in VoiceOn - //s_chan[ch].pCurr=s_chan[ch].pStart; // set sample start - //s_chan[ch].bStop=0; - //s_chan[ch].bOn=1; + SB[28]=0; + SB[29]=0; // init our interpolation helpers + SB[30]=0; + SB[31]=0; +} - s_chan[ch].SB[26]=0; // init mixing vars - s_chan[ch].SB[27]=0; - s_chan[ch].iSBPos=27; +static void StartSoundMain(int ch) +{ + SPUCHAN *s_chan = &spu.s_chan[ch]; + + StartADSR(ch); + StartREVERB(ch); - s_chan[ch].SB[28]=0; - s_chan[ch].SB[29]=0; // init our interpolation helpers - s_chan[ch].SB[30]=0; - s_chan[ch].SB[31]=0; - s_chan[ch].spos=0; + s_chan->prevflags=2; + s_chan->iSBPos=27; + s_chan->spos=0; spu.dwNewChannel&=~(1<<ch); // clear new channel bit + spu.dwChannelOn|=1<<ch; + spu.dwChannelDead&=~(1<<ch); +} + +static void StartSound(int ch) +{ + StartSoundMain(ch); + StartSoundSB(spu.SB + ch * SB_SIZE); } //////////////////////////////////////////////////////////////////////// // ALL KIND OF HELPERS //////////////////////////////////////////////////////////////////////// -INLINE int FModChangeFrequency(int ch,int ns) +INLINE int FModChangeFrequency(int *SB, int pitch, int ns) { - unsigned int NP=s_chan[ch].iRawPitch; + unsigned int NP=pitch; int sinc; - NP=((32768L+iFMod[ns])*NP)/32768L; + NP=((32768L+iFMod[ns])*NP)>>15; if(NP>0x3fff) NP=0x3fff; if(NP<0x1) NP=0x1; sinc=NP<<4; // calc frequency if(spu_config.iUseInterpolation==1) // freq change in simple interpolation mode - s_chan[ch].SB[32]=1; + SB[32]=1; iFMod[ns]=0; return sinc; @@ -288,50 +282,50 @@ INLINE int FModChangeFrequency(int ch,int ns) //////////////////////////////////////////////////////////////////////// -INLINE void StoreInterpolationVal(int ch,int fa) +INLINE void StoreInterpolationVal(int *SB, int sinc, int fa, int fmod_freq) { - if(s_chan[ch].bFMod==2) // fmod freq channel - s_chan[ch].SB[29]=fa; + if(fmod_freq) // fmod freq channel + SB[29]=fa; else { ssat32_to_16(fa); if(spu_config.iUseInterpolation>=2) // gauss/cubic interpolation - { - int gpos = s_chan[ch].SB[28]; - gval0 = fa; + { + int gpos = SB[28]; + gval0 = fa; gpos = (gpos+1) & 3; - s_chan[ch].SB[28] = gpos; + SB[28] = gpos; } else if(spu_config.iUseInterpolation==1) // simple interpolation { - s_chan[ch].SB[28] = 0; - s_chan[ch].SB[29] = s_chan[ch].SB[30]; // -> helpers for simple linear interpolation: delay real val for two slots, and calc the two deltas, for a 'look at the future behaviour' - s_chan[ch].SB[30] = s_chan[ch].SB[31]; - s_chan[ch].SB[31] = fa; - s_chan[ch].SB[32] = 1; // -> flag: calc new interolation + SB[28] = 0; + SB[29] = SB[30]; // -> helpers for simple linear interpolation: delay real val for two slots, and calc the two deltas, for a 'look at the future behaviour' + SB[30] = SB[31]; + SB[31] = fa; + SB[32] = 1; // -> flag: calc new interolation } - else s_chan[ch].SB[29]=fa; // no interpolation + else SB[29]=fa; // no interpolation } } //////////////////////////////////////////////////////////////////////// -INLINE int iGetInterpolationVal(int ch, int spos) +INLINE int iGetInterpolationVal(int *SB, int sinc, int spos, int fmod_freq) { int fa; - if(s_chan[ch].bFMod==2) return s_chan[ch].SB[29]; + if(fmod_freq) return SB[29]; switch(spu_config.iUseInterpolation) - { + { //--------------------------------------------------// case 3: // cubic interpolation { long xd;int gpos; xd = (spos >> 1)+1; - gpos = s_chan[ch].SB[28]; + gpos = SB[28]; fa = gval(3) - 3*gval(2) + 3*gval(1) - gval0; fa *= (xd - (2<<15)) / 6; @@ -350,7 +344,7 @@ INLINE int iGetInterpolationVal(int ch, int spos) { int vl, vr;int gpos; vl = (spos >> 6) & ~3; - gpos = s_chan[ch].SB[28]; + gpos = SB[28]; vr=(gauss[vl]*(int)gval0)&~2047; vr+=(gauss[vl+1]*gval(1))&~2047; vr+=(gauss[vl+2]*gval(2))&~2047; @@ -360,15 +354,15 @@ INLINE int iGetInterpolationVal(int ch, int spos) //--------------------------------------------------// case 1: // simple interpolation { - if(s_chan[ch].sinc<0x10000L) // -> upsampling? - InterpolateUp(ch); // --> interpolate up - else InterpolateDown(ch); // --> else down - fa=s_chan[ch].SB[29]; + if(sinc<0x10000L) // -> upsampling? + InterpolateUp(SB, sinc); // --> interpolate up + else InterpolateDown(SB, sinc); // --> else down + fa=SB[29]; } break; //--------------------------------------------------// default: // no interpolation { - fa=s_chan[ch].SB[29]; + fa=SB[29]; } break; //--------------------------------------------------// } @@ -378,6 +372,13 @@ INLINE int iGetInterpolationVal(int ch, int spos) static void decode_block_data(int *dest, const unsigned char *src, int predict_nr, int shift_factor) { + static const int f[16][2] = { + { 0, 0 }, + { 60, 0 }, + { 115, -52 }, + { 98, -55 }, + { 122, -60 } + }; int nSample; int fa, s_1, s_2, d, s; @@ -404,56 +405,49 @@ static void decode_block_data(int *dest, const unsigned char *src, int predict_n } } -static int decode_block(int ch) +static int decode_block(void *unused, int ch, int *SB) { + SPUCHAN *s_chan = &spu.s_chan[ch]; unsigned char *start; - int predict_nr,shift_factor,flags; - int stop = 0; + int predict_nr, shift_factor, flags; int ret = 0; - start = s_chan[ch].pCurr; // set up the current pos - if(start == spu.spuMemC) // ? - stop = 1; + start = s_chan->pCurr; // set up the current pos + if (start == spu.spuMemC) // ? + ret = 1; - if(s_chan[ch].prevflags&1) // 1: stop/loop + if (s_chan->prevflags & 1) // 1: stop/loop { - if(!(s_chan[ch].prevflags&2)) - stop = 1; + if (!(s_chan->prevflags & 2)) + ret = 1; - start = s_chan[ch].pLoop; + start = s_chan->pLoop; } else - ret = check_irq(ch, start); // hack, see check_irq below.. - - if(stop) - { - spu.dwChannelOn &= ~(1<<ch); // -> turn everything off - s_chan[ch].bStop = 1; - s_chan[ch].ADSRX.EnvelopeVol = 0; - } + check_irq(ch, start); // hack, see check_irq below.. - predict_nr=(int)start[0]; - shift_factor=predict_nr&0xf; + predict_nr = start[0]; + shift_factor = predict_nr & 0xf; predict_nr >>= 4; - decode_block_data(s_chan[ch].SB, start + 2, predict_nr, shift_factor); + decode_block_data(SB, start + 2, predict_nr, shift_factor); - flags=(int)start[1]; - if(flags&4) - s_chan[ch].pLoop=start; // loop adress + flags = start[1]; + if (flags & 4) + s_chan->pLoop = start; // loop adress - start+=16; + start += 16; - if(flags&1) { // 1: stop/loop - start = s_chan[ch].pLoop; - ret |= check_irq(ch, start); // hack.. :( + if (flags & 1) { // 1: stop/loop + start = s_chan->pLoop; + check_irq(ch, start); // hack.. :( } if (start - spu.spuMemC >= 0x80000) start = spu.spuMemC; - s_chan[ch].pCurr = start; // store values for next cycle - s_chan[ch].prevflags = flags; + s_chan->pCurr = start; // store values for next cycle + s_chan->prevflags = flags; return ret; } @@ -461,23 +455,33 @@ static int decode_block(int ch) // do block, but ignore sample data static int skip_block(int ch) { - unsigned char *start = s_chan[ch].pCurr; - int flags = start[1]; - int ret = check_irq(ch, start); + SPUCHAN *s_chan = &spu.s_chan[ch]; + unsigned char *start = s_chan->pCurr; + int flags; + int ret = 0; - if(s_chan[ch].prevflags & 1) - start = s_chan[ch].pLoop; + if (s_chan->prevflags & 1) { + if (!(s_chan->prevflags & 2)) + ret = 1; - if(flags & 4) - s_chan[ch].pLoop = start; + start = s_chan->pLoop; + } + else + check_irq(ch, start); + + flags = start[1]; + if (flags & 4) + s_chan->pLoop = start; start += 16; - if(flags & 1) - start = s_chan[ch].pLoop; + if (flags & 1) { + start = s_chan->pLoop; + check_irq(ch, start); + } - s_chan[ch].pCurr = start; - s_chan[ch].prevflags = flags; + s_chan->pCurr = start; + s_chan->prevflags = flags; return ret; } @@ -485,16 +489,17 @@ static int skip_block(int ch) // if irq is going to trigger sooner than in upd_samples, set upd_samples static void scan_for_irq(int ch, unsigned int *upd_samples) { + SPUCHAN *s_chan = &spu.s_chan[ch]; int pos, sinc, sinc_inv, end; unsigned char *block; int flags; - block = s_chan[ch].pCurr; - pos = s_chan[ch].spos; - sinc = s_chan[ch].sinc; + block = s_chan->pCurr; + pos = s_chan->spos; + sinc = s_chan->sinc; end = pos + *upd_samples * sinc; - pos += (28 - s_chan[ch].iSBPos) << 16; + pos += (28 - s_chan->iSBPos) << 16; while (pos < end) { if (block == spu.pSpuIrq) @@ -502,7 +507,7 @@ static void scan_for_irq(int ch, unsigned int *upd_samples) flags = block[1]; block += 16; if (flags & 1) { // 1: stop/loop - block = s_chan[ch].pLoop; + block = s_chan->pLoop; if (block == spu.pSpuIrq) // hack.. (see decode_block) break; } @@ -511,11 +516,11 @@ static void scan_for_irq(int ch, unsigned int *upd_samples) if (pos < end) { - sinc_inv = s_chan[ch].sinc_inv; + sinc_inv = s_chan->sinc_inv; if (sinc_inv == 0) - sinc_inv = s_chan[ch].sinc_inv = (0x80000000u / (uint32_t)sinc) << 1; + sinc_inv = s_chan->sinc_inv = (0x80000000u / (uint32_t)sinc) << 1; - pos -= s_chan[ch].spos; + pos -= s_chan->spos; *upd_samples = (((uint64_t)pos * sinc_inv) >> 32) + 1; //xprintf("ch%02d: irq sched: %3d %03d\n", // ch, *upd_samples, *upd_samples * 60 * 263 / 44100); @@ -523,118 +528,144 @@ static void scan_for_irq(int ch, unsigned int *upd_samples) } #define make_do_samples(name, fmod_code, interp_start, interp1_code, interp2_code, interp_end) \ -static noinline int do_samples_##name(int ch, int ns, int ns_to) \ +static noinline int do_samples_##name( \ + int (*decode_f)(void *context, int ch, int *SB), void *ctx, \ + int ch, int ns_to, int *SB, int sinc, int *spos, int *sbpos) \ { \ - int sinc = s_chan[ch].sinc; \ - int spos = s_chan[ch].spos; \ - int sbpos = s_chan[ch].iSBPos; \ - int *SB = s_chan[ch].SB; \ - int ret = -1; \ - int d, fa; \ + int ns, d, fa; \ + int ret = ns_to; \ interp_start; \ \ - for (; ns < ns_to; ns++) \ + for (ns = 0; ns < ns_to; ns++) \ { \ fmod_code; \ \ - spos += sinc; \ - while (spos >= 0x10000) \ + *spos += sinc; \ + while (*spos >= 0x10000) \ { \ - fa = SB[sbpos++]; \ - if(sbpos >= 28) \ + fa = SB[(*sbpos)++]; \ + if (*sbpos >= 28) \ { \ - sbpos = 0; \ - d = decode_block(ch); \ - if(d) \ - ret = /*ns_to =*/ ns + 1; \ + *sbpos = 0; \ + d = decode_f(ctx, ch, SB); \ + if (d && ns < ret) \ + ret = ns; \ } \ \ interp1_code; \ - spos -= 0x10000; \ + *spos -= 0x10000; \ } \ \ interp2_code; \ } \ \ - s_chan[ch].sinc = sinc; \ - s_chan[ch].spos = spos; \ - s_chan[ch].iSBPos = sbpos; \ interp_end; \ \ return ret; \ } #define fmod_recv_check \ - if(s_chan[ch].bFMod==1 && iFMod[ns]) \ - sinc = FModChangeFrequency(ch,ns) + if(spu.s_chan[ch].bFMod==1 && iFMod[ns]) \ + sinc = FModChangeFrequency(SB, spu.s_chan[ch].iRawPitch, ns) make_do_samples(default, fmod_recv_check, , - StoreInterpolationVal(ch, fa), - ChanBuf[ns] = iGetInterpolationVal(ch, spos), ) -make_do_samples(noint, , fa = s_chan[ch].SB[29], , ChanBuf[ns] = fa, s_chan[ch].SB[29] = fa) + StoreInterpolationVal(SB, sinc, fa, spu.s_chan[ch].bFMod==2), + ChanBuf[ns] = iGetInterpolationVal(SB, sinc, *spos, spu.s_chan[ch].bFMod==2), ) +make_do_samples(noint, , fa = SB[29], , ChanBuf[ns] = fa, SB[29] = fa) #define simple_interp_store \ - s_chan[ch].SB[28] = 0; \ - s_chan[ch].SB[29] = s_chan[ch].SB[30]; \ - s_chan[ch].SB[30] = s_chan[ch].SB[31]; \ - s_chan[ch].SB[31] = fa; \ - s_chan[ch].SB[32] = 1 + SB[28] = 0; \ + SB[29] = SB[30]; \ + SB[30] = SB[31]; \ + SB[31] = fa; \ + SB[32] = 1 #define simple_interp_get \ - if(sinc<0x10000) /* -> upsampling? */ \ - InterpolateUp(ch); /* --> interpolate up */ \ - else InterpolateDown(ch); /* --> else down */ \ - ChanBuf[ns] = s_chan[ch].SB[29] + if(sinc<0x10000) /* -> upsampling? */ \ + InterpolateUp(SB, sinc); /* --> interpolate up */ \ + else InterpolateDown(SB, sinc); /* --> else down */ \ + ChanBuf[ns] = SB[29] make_do_samples(simple, , , simple_interp_store, simple_interp_get, ) -static noinline int do_samples_noise(int ch, int ns, int ns_to) +static int do_samples_skip(int ch, int ns_to) { - int level, shift, bit; - int ret = -1, d; + SPUCHAN *s_chan = &spu.s_chan[ch]; + int spos = s_chan->spos; + int sinc = s_chan->sinc; + int ret = ns_to, ns, d; + + spos += s_chan->iSBPos << 16; - s_chan[ch].spos += s_chan[ch].sinc * (ns_to - ns); - while (s_chan[ch].spos >= 28*0x10000) + for (ns = 0; ns < ns_to; ns++) { - d = skip_block(ch); - if (d) - ret = ns_to; - s_chan[ch].spos -= 28*0x10000; + spos += sinc; + while (spos >= 28*0x10000) + { + d = skip_block(ch); + if (d && ns < ret) + ret = ns; + spos -= 28*0x10000; + } } + s_chan->iSBPos = spos >> 16; + s_chan->spos = spos & 0xffff; + + return ret; +} + +static void do_lsfr_samples(int ns_to, int ctrl, + unsigned int *dwNoiseCount, unsigned int *dwNoiseVal) +{ + unsigned int counter = *dwNoiseCount; + unsigned int val = *dwNoiseVal; + unsigned int level, shift, bit; + int ns; + // modified from DrHell/shalma, no fraction - level = (spu.spuCtrl >> 10) & 0x0f; + level = (ctrl >> 10) & 0x0f; level = 0x8000 >> level; - for (; ns < ns_to; ns++) + for (ns = 0; ns < ns_to; ns++) { - spu.dwNoiseCount += 2; - if (spu.dwNoiseCount >= level) + counter += 2; + if (counter >= level) { - spu.dwNoiseCount -= level; - shift = (spu.dwNoiseVal >> 10) & 0x1f; + counter -= level; + shift = (val >> 10) & 0x1f; bit = (0x69696969 >> shift) & 1; - if (spu.dwNoiseVal & 0x8000) - bit ^= 1; - spu.dwNoiseVal = (spu.dwNoiseVal << 1) | bit; + bit ^= (val >> 15) & 1; + val = (val << 1) | bit; } - ChanBuf[ns] = (signed short)spu.dwNoiseVal; + ChanBuf[ns] = (signed short)val; } + *dwNoiseCount = counter; + *dwNoiseVal = val; +} + +static int do_samples_noise(int ch, int ns_to) +{ + int ret; + + ret = do_samples_skip(ch, ns_to); + + do_lsfr_samples(ns_to, spu.spuCtrl, &spu.dwNoiseCount, &spu.dwNoiseVal); + return ret; } #ifdef HAVE_ARMV5 // asm code; lv and rv must be 0-3fff -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, int *rvb); +extern void mix_chan(int *SSumLR, int count, int lv, int rv); +extern void mix_chan_rvb(int *SSumLR, int count, int lv, int rv, int *rvb); #else -static void mix_chan(int start, int count, int lv, int rv) +static void mix_chan(int *SSumLR, int count, int lv, int rv) { - int *dst = SSumLR + start * 2; - const int *src = ChanBuf + start; + const int *src = ChanBuf; int l, r; while (count--) @@ -643,16 +674,16 @@ static void mix_chan(int start, int count, int lv, int rv) l = (sval * lv) >> 14; r = (sval * rv) >> 14; - *dst++ += l; - *dst++ += r; + *SSumLR++ += l; + *SSumLR++ += r; } } -static void mix_chan_rvb(int start, int count, int lv, int rv, int *rvb) +static void mix_chan_rvb(int *SSumLR, int count, int lv, int rv, int *rvb) { - int *dst = SSumLR + start * 2; - int *drvb = rvb + start * 2; - const int *src = ChanBuf + start; + const int *src = ChanBuf; + int *dst = SSumLR; + int *drvb = rvb; int l, r; while (count--) @@ -671,11 +702,12 @@ static void mix_chan_rvb(int start, int count, int lv, int rv, int *rvb) // 0x0800-0x0bff Voice 1 // 0x0c00-0x0fff Voice 3 -static noinline void do_decode_bufs(int which, int start, int count) +static noinline void do_decode_bufs(unsigned short *mem, int which, + int count, int decode_pos) { - const int *src = ChanBuf + start; - unsigned short *dst = &spu.spuMem[0x800/2 + which*0x400/2]; - int cursor = spu.decode_pos + start; + unsigned short *dst = &mem[0x800/2 + which*0x400/2]; + const int *src = ChanBuf; + int cursor = decode_pos; while (count-- > 0) { @@ -687,19 +719,383 @@ static noinline void do_decode_bufs(int which, int start, int count) // decode_pos is updated and irqs are checked later, after voice loop } +static void do_silent_chans(int ns_to, int silentch) +{ + unsigned int mask; + SPUCHAN *s_chan; + int ch; + + mask = silentch & 0xffffff; + for (ch = 0; mask != 0; ch++, mask >>= 1) + { + if (!(mask & 1)) continue; + if (spu.dwChannelDead & (1<<ch)) continue; + + s_chan = &spu.s_chan[ch]; + if (s_chan->pCurr > spu.pSpuIrq && s_chan->pLoop > spu.pSpuIrq) + continue; + + s_chan->spos += s_chan->iSBPos << 16; + s_chan->iSBPos = 0; + + s_chan->spos += s_chan->sinc * ns_to; + while (s_chan->spos >= 28 * 0x10000) + { + unsigned char *start = s_chan->pCurr; + + skip_block(ch); + if (start == s_chan->pCurr || start - spu.spuMemC < 0x1000) + { + // looping on self or stopped(?) + spu.dwChannelDead |= 1<<ch; + s_chan->spos = 0; + break; + } + + s_chan->spos -= 28 * 0x10000; + } + } +} + +static void do_channels(int ns_to) +{ + unsigned int mask; + int do_rvb, ch, d; + SPUCHAN *s_chan; + int *SB, sinc; + + 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 (mask & 1) + StartSound(ch); + } + + mask = spu.dwChannelOn & 0xffffff; + for (ch = 0; mask != 0; ch++, mask >>= 1) // loop em all... + { + if (!(mask & 1)) continue; // channel not playing? next + + s_chan = &spu.s_chan[ch]; + SB = spu.SB + ch * SB_SIZE; + sinc = s_chan->sinc; + + if (s_chan->bNoise) + d = do_samples_noise(ch, ns_to); + else if (s_chan->bFMod == 2 + || (s_chan->bFMod == 0 && spu_config.iUseInterpolation == 0)) + d = do_samples_noint(decode_block, NULL, ch, ns_to, + SB, sinc, &s_chan->spos, &s_chan->iSBPos); + else if (s_chan->bFMod == 0 && spu_config.iUseInterpolation == 1) + d = do_samples_simple(decode_block, NULL, ch, ns_to, + SB, sinc, &s_chan->spos, &s_chan->iSBPos); + else + d = do_samples_default(decode_block, NULL, ch, ns_to, + SB, sinc, &s_chan->spos, &s_chan->iSBPos); + + d = MixADSR(&s_chan->ADSRX, d); + if (d < ns_to) { + spu.dwChannelOn &= ~(1 << ch); + s_chan->ADSRX.EnvelopeVol = 0; + memset(&ChanBuf[d], 0, (ns_to - d) * sizeof(ChanBuf[0])); + } + + if (ch == 1 || ch == 3) + { + do_decode_bufs(spu.spuMem, ch/2, ns_to, spu.decode_pos); + spu.decode_dirty_ch |= 1 << ch; + } + + if (s_chan->bFMod == 2) // fmod freq channel + memcpy(iFMod, &ChanBuf, ns_to * sizeof(iFMod[0])); + 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) { + if (unlikely(spu.rvb->dirty)) + REVERBPrep(); + + 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 ns_to, + int silentch, int decode_pos); + +// optional worker thread handling + +#if defined(THREAD_ENABLED) || defined(WANT_THREAD_CODE) + +// worker thread state +static struct spu_worker { + union { + struct { + unsigned int exit_thread; + unsigned int i_ready; + unsigned int i_reaped; + unsigned int last_boot_cnt; // dsp + }; + // aligning for C64X_DSP + unsigned int _pad0[128/4]; + }; + union { + struct { + unsigned int i_done; + unsigned int active; // dsp + unsigned int boot_cnt; + }; + unsigned int _pad1[128/4]; + }; + struct work_item { + int ns_to; + int ctrl; + int decode_pos; + int rvb_addr; + unsigned int channels_new; + unsigned int channels_on; + unsigned int channels_silent; + struct { + int spos; + int sbpos; + int sinc; + int start; + int loop; + int ns_to; + short vol_l; + short vol_r; + ADSRInfoEx adsr; + // might also want to add fmod flags.. + } ch[24]; + int SSumLR[NSSIZE * 2]; + } i[4]; +} *worker; + +#define WORK_MAXCNT (sizeof(worker->i) / sizeof(worker->i[0])) +#define WORK_I_MASK (WORK_MAXCNT - 1) + +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) +{ + const unsigned char *ram = spu.spuMemC; + int predict_nr, shift_factor, flags; + struct work_item *work = context; + int start = work->ch[ch].start; + int loop = work->ch[ch].loop; + + predict_nr = ram[start]; + shift_factor = predict_nr & 0xf; + predict_nr >>= 4; + + decode_block_data(SB, ram + start + 2, predict_nr, shift_factor); + + flags = ram[start + 1]; + if (flags & 4) + loop = start; // loop adress + + start += 16; + + if (flags & 1) // 1: stop/loop + start = loop; + + work->ch[ch].start = start & 0x7ffff; + work->ch[ch].loop = loop; + + return 0; +} + +static void queue_channel_work(int ns_to, unsigned int silentch) +{ + struct work_item *work; + SPUCHAN *s_chan; + unsigned int mask; + int ch, d; + + work = &worker->i[worker->i_ready & WORK_I_MASK]; + work->ns_to = ns_to; + work->ctrl = spu.spuCtrl; + work->decode_pos = spu.decode_pos; + work->channels_silent = silentch; + + mask = work->channels_new = spu.dwNewChannel & 0xffffff; + for (ch = 0; mask != 0; ch++, mask >>= 1) { + if (mask & 1) + StartSoundMain(ch); + } + + mask = work->channels_on = spu.dwChannelOn & 0xffffff; + spu.decode_dirty_ch |= mask & 0x0a; + + for (ch = 0; mask != 0; ch++, mask >>= 1) + { + if (!(mask & 1)) continue; + + s_chan = &spu.s_chan[ch]; + work->ch[ch].spos = s_chan->spos; + 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->ch[ch].start = work->ch[ch].loop; + + d = do_samples_skip(ch, ns_to); + work->ch[ch].ns_to = d; + + // note: d is not accurate on skip + d = SkipADSR(&s_chan->ADSRX, d); + if (d < ns_to) { + spu.dwChannelOn &= ~(1 << ch); + s_chan->ADSRX.EnvelopeVol = 0; + } + } + + work->rvb_addr = 0; + if (spu.rvb->StartAddr) { + if (spu_config.iUseReverb) { + if (unlikely(spu.rvb->dirty)) + REVERBPrep(); + 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(); +} + +static void do_channel_work(struct work_item *work) +{ + unsigned int mask; + unsigned int decode_dirty_ch = 0; + int *SB, sinc, spos, sbpos; + int d, ch, ns_to; + SPUCHAN *s_chan; + + ns_to = work->ns_to; + + 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 (mask & 1) + StartSoundSB(spu.SB + ch * SB_SIZE); + } + + mask = work->channels_on; + for (ch = 0; mask != 0; ch++, mask >>= 1) + { + if (!(mask & 1)) continue; + + d = work->ch[ch].ns_to; + spos = work->ch[ch].spos; + sbpos = work->ch[ch].sbpos; + sinc = work->ch[ch].sinc; + + s_chan = &spu.s_chan[ch]; + SB = spu.SB + ch * SB_SIZE; + + if (s_chan->bNoise) + do_lsfr_samples(d, work->ctrl, &spu.dwNoiseCount, &spu.dwNoiseVal); + else if (s_chan->bFMod == 2 + || (s_chan->bFMod == 0 && spu_config.iUseInterpolation == 0)) + do_samples_noint(decode_block_work, work, ch, d, SB, sinc, &spos, &sbpos); + else if (s_chan->bFMod == 0 && spu_config.iUseInterpolation == 1) + do_samples_simple(decode_block_work, work, ch, d, SB, sinc, &spos, &sbpos); + else + do_samples_default(decode_block_work, work, ch, d, SB, sinc, &spos, &sbpos); + + d = MixADSR(&work->ch[ch].adsr, d); + if (d < ns_to) { + work->ch[ch].adsr.EnvelopeVol = 0; + memset(&ChanBuf[d], 0, (ns_to - d) * sizeof(ChanBuf[0])); + } + + if (ch == 1 || ch == 3) + { + do_decode_bufs(spu.spuMem, ch/2, ns_to, work->decode_pos); + decode_dirty_ch |= 1 << ch; + } + + if (s_chan->bFMod == 2) // fmod freq channel + memcpy(iFMod, &ChanBuf, ns_to * sizeof(iFMod[0])); + if (s_chan->bRVBActive && work->rvb_addr) + mix_chan_rvb(work->SSumLR, ns_to, + work->ch[ch].vol_l, work->ch[ch].vol_r, RVB); + else + 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; + + 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); + + while ((force && used_space > 0) || used_space >= WORK_MAXCNT || done > 0) { + work = &worker->i[worker->i_reaped & WORK_I_MASK]; + thread_work_wait_sync(work, force); + + 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 + +static void queue_channel_work(int ns_to, int silentch) {} +static void sync_worker_thread(int force) {} + +static const void * const worker = NULL; + +#endif // THREAD_ENABLED + //////////////////////////////////////////////////////////////////////// // MAIN SPU FUNCTION // here is the main job handler... -// basically the whole sound processing is done in this fat func! //////////////////////////////////////////////////////////////////////// -void do_samples(unsigned int cycles_to) +void do_samples(unsigned int cycles_to, int do_direct) { - const int ns_from = 0; - int ns,ns_to,ns_len; - int volmult = spu_config.iVolume; - int ch,d,silentch; + unsigned int silentch; int cycle_diff; + int ns_to; cycle_diff = cycles_to - spu.cycles_played; if (cycle_diff < -2*1048576 || cycle_diff > 2*1048576) @@ -709,6 +1105,12 @@ void do_samples(unsigned int cycles_to) return; } + silentch = ~(spu.dwChannelOn | spu.dwNewChannel) & 0xffffff; + + do_direct |= (silentch == 0xffffff); + if (worker != NULL) + sync_worker_thread(do_direct); + if (cycle_diff < 2 * 768) return; @@ -748,77 +1150,32 @@ void do_samples(unsigned int cycles_to) } } - InitREVERB(ns_to); + if (do_direct || worker == NULL || !spu_config.iUseThread) { + do_channels(ns_to); + do_samples_finish(spu.SSumLR, ns_to, silentch, spu.decode_pos); + } + else { + queue_channel_work(ns_to, silentch); + } - { - silentch=~(spu.dwChannelOn|spu.dwNewChannel); + // advance "stopped" channels that can cause irqs + // (all chans are always playing on the real thing..) + if (spu.spuCtrl & CTRL_IRQ) + do_silent_chans(ns_to, silentch); - //--------------------------------------------------// - //- main channel loop -// - //--------------------------------------------------// - { - for(ch=0;ch<MAXCHAN;ch++) // loop em all... - { - if(spu.dwNewChannel&(1<<ch)) StartSound(ch); // start new sound - if(!(spu.dwChannelOn&(1<<ch))) continue; // channel not playing? next - - if(s_chan[ch].bNoise) - do_samples_noise(ch, ns_from, ns_to); - else if(s_chan[ch].bFMod==2 || (s_chan[ch].bFMod==0 && spu_config.iUseInterpolation==0)) - do_samples_noint(ch, ns_from, ns_to); - else if(s_chan[ch].bFMod==0 && spu_config.iUseInterpolation==1) - do_samples_simple(ch, ns_from, ns_to); - else - do_samples_default(ch, ns_from, ns_to); - - ns_len = ns_to - ns_from; - - MixADSR(ch, ns_from, ns_to); - - if(ch==1 || ch==3) - { - do_decode_bufs(ch/2, ns_from, ns_len); - spu.decode_dirty_ch |= 1<<ch; - } - - if(s_chan[ch].bFMod==2) // fmod freq channel - memcpy(&iFMod[ns_from], &ChanBuf[ns_from], ns_len * sizeof(iFMod[0])); - if(s_chan[ch].bRVBActive) - mix_chan_rvb(ns_from, ns_len, s_chan[ch].iLeftVolume, s_chan[ch].iRightVolume, spu.sRVBStart); - else - mix_chan(ns_from, ns_len, s_chan[ch].iLeftVolume, s_chan[ch].iRightVolume); - } - } + spu.cycles_played += ns_to * 768; + spu.decode_pos = (spu.decode_pos + ns_to) & 0x1ff; +} - // advance "stopped" channels that can cause irqs - // (all chans are always playing on the real thing..) - if(spu.spuCtrl&CTRL_IRQ) - for(ch=0;ch<MAXCHAN;ch++) - { - if(!(silentch&(1<<ch))) continue; // already handled - if(spu.dwChannelDead&(1<<ch)) continue; - if(s_chan[ch].pCurr > spu.pSpuIrq && s_chan[ch].pLoop > spu.pSpuIrq) - continue; - - s_chan[ch].spos += s_chan[ch].sinc * (ns_to - ns_from); - while(s_chan[ch].spos >= 28 * 0x10000) - { - unsigned char *start = s_chan[ch].pCurr; - - skip_block(ch); - if(start == s_chan[ch].pCurr || start - spu.spuMemC < 0x1000) - { - // looping on self or stopped(?) - spu.dwChannelDead |= 1<<ch; - s_chan[ch].spos = 0; - break; - } - - s_chan[ch].spos -= 28 * 0x10000; - } - } +static void do_samples_finish(int *SSumLR, int ns_to, + int silentch, int decode_pos) +{ + int volmult = spu_config.iVolume; + int ns; + int d; - if(unlikely(silentch & spu.decode_dirty_ch & (1<<1))) // must clear silent channel decode buffers + // must clear silent channel decode buffers + if(unlikely(silentch & spu.decode_dirty_ch & (1<<1))) { memset(&spu.spuMem[0x800/2], 0, 0x400); spu.decode_dirty_ch &= ~(1<<1); @@ -829,17 +1186,8 @@ void do_samples(unsigned int cycles_to) spu.decode_dirty_ch &= ~(1<<3); } - //---------------------------------------------------// - // mix XA infos (if any) - - MixXA(ns_to); + MixXA(SSumLR, ns_to, decode_pos); - /////////////////////////////////////////////////////// - // mix all channels (including reverb) into one buffer - - if(spu_config.iUseReverb) - REVERBDo(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])); @@ -860,11 +1208,6 @@ void do_samples(unsigned int cycles_to) *spu.pS++ = d; ns++; } - - spu.cycles_played += ns_to * 768; - - spu.decode_pos = (spu.decode_pos + ns_to) & 0x1ff; - } } void schedule_next_irq(void) @@ -881,8 +1224,8 @@ void schedule_next_irq(void) { if (spu.dwChannelDead & (1 << ch)) continue; - if ((unsigned long)(spu.pSpuIrq - s_chan[ch].pCurr) > IRQ_NEAR_BLOCKS * 16 - && (unsigned long)(spu.pSpuIrq - s_chan[ch].pLoop) > IRQ_NEAR_BLOCKS * 16) + if ((unsigned long)(spu.pSpuIrq - spu.s_chan[ch].pCurr) > IRQ_NEAR_BLOCKS * 16 + && (unsigned long)(spu.pSpuIrq - spu.s_chan[ch].pLoop) > IRQ_NEAR_BLOCKS * 16) continue; scan_for_irq(ch, &upd_samples); @@ -909,7 +1252,7 @@ void schedule_next_irq(void) void CALLBACK SPUasync(unsigned int cycle, unsigned int flags) { - do_samples(cycle); + do_samples(cycle, 0); if (spu.spuCtrl & CTRL_IRQ) schedule_next_irq(); @@ -962,19 +1305,15 @@ int CALLBACK SPUplayCDDAchannel(short *pcm, int nbytes) // to be called after state load void ClearWorkingState(void) { - memset(SSumLR,0,sizeof(SSumLR)); // init some mixing buffers - memset(iFMod,0,sizeof(iFMod)); + memset(iFMod, 0, sizeof(iFMod)); spu.pS=(short *)spu.pSpuBuffer; // setup soundbuffer pointer } // 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.sRVBStart = (int *)malloc(NSSIZE*2*4); // alloc reverb buffer - memset(spu.sRVBStart,0,NSSIZE*2*4); + spu.SSumLR = calloc(NSSIZE * 2, sizeof(spu.SSumLR[0])); spu.XAStart = // alloc xa buffer (uint32_t *)malloc(44100 * sizeof(uint32_t)); @@ -988,44 +1327,152 @@ void SetupStreams(void) spu.CDDAPlay = spu.CDDAStart; spu.CDDAFeed = spu.CDDAStart; - for(i=0;i<MAXCHAN;i++) // loop sound channels - { - s_chan[i].ADSRX.SustainLevel = 0xf; // -> init sustain - s_chan[i].ADSRX.SustainIncrease = 1; - s_chan[i].pLoop=spu.spuMemC; - 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.sRVBStart); // free reverb buffer - spu.sRVBStart = NULL; + free(spu.SSumLR); + spu.SSumLR = NULL; free(spu.XAStart); // free XA buffer spu.XAStart = NULL; free(spu.CDDAStart); // free CDDA buffer spu.CDDAStart = NULL; } -// INIT/EXIT STUFF +#if defined(C64X_DSP) + +/* special code for TI C64x DSP */ +#include "spu_c64x.c" + +#elif defined(THREAD_ENABLED) + +#include <pthread.h> +#include <semaphore.h> +#include <unistd.h> + +static struct { + pthread_t thread; + sem_t sem_avail; + sem_t sem_done; +} t; + +/* generic pthread implementation */ + +static void thread_work_start(void) +{ + sem_post(&t.sem_avail); +} + +static void thread_work_wait_sync(struct work_item *work, int force) +{ + sem_wait(&t.sem_done); +} + +static int thread_get_i_done(void) +{ + return worker->i_done; +} + +static void thread_sync_caches(void) +{ +} + +static void *spu_worker_thread(void *unused) +{ + struct work_item *work; + + while (1) { + sem_wait(&t.sem_avail); + if (worker->exit_thread) + break; + + work = &worker->i[worker->i_done & WORK_I_MASK]; + do_channel_work(work); + worker->i_done++; + + sem_post(&t.sem_done); + } + + return NULL; +} + +static void init_spu_thread(void) +{ + int ret; + + if (sysconf(_SC_NPROCESSORS_ONLN) <= 1) + return; + + worker = calloc(1, sizeof(*worker)); + if (worker == NULL) + return; + ret = sem_init(&t.sem_avail, 0, 0); + if (ret != 0) + goto fail_sem_avail; + ret = sem_init(&t.sem_done, 0, 0); + if (ret != 0) + goto fail_sem_done; + + ret = pthread_create(&t.thread, NULL, spu_worker_thread, NULL); + if (ret != 0) + goto fail_thread; + + spu_config.iThreadAvail = 1; + return; + +fail_thread: + sem_destroy(&t.sem_done); +fail_sem_done: + sem_destroy(&t.sem_avail); +fail_sem_avail: + free(worker); + worker = NULL; + spu_config.iThreadAvail = 0; +} + +static void exit_spu_thread(void) +{ + if (worker == NULL) + return; + worker->exit_thread = 1; + sem_post(&t.sem_avail); + pthread_join(t.thread, NULL); + sem_destroy(&t.sem_done); + sem_destroy(&t.sem_avail); + free(worker); + worker = NULL; +} + +#else // if !THREAD_ENABLED + +static void init_spu_thread(void) +{ +} + +static void exit_spu_thread(void) +{ +} + +#endif // SPUINIT: this func will be called first by the main emu long CALLBACK SPUinit(void) { - spu.spuMemC = (unsigned char *)spu.spuMem; // just small setup - memset((void *)&rvb, 0, sizeof(REVERBInfo)); + int i; + + spu.spuMemC = calloc(1, 512 * 1024); InitADSR(); - spu.spuAddr = 0xffffffff; + 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; spu.decode_pos = 0; - memset((void *)s_chan, 0, sizeof(s_chan)); spu.pSpuIrq = spu.spuMemC; SetupStreams(); // prepare streaming @@ -1033,6 +1480,18 @@ long CALLBACK SPUinit(void) if (spu_config.iVolume == 0) spu_config.iVolume = 768; // 1024 is 1.0 + 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.bSpuInit=1; // flag: we are inited + return 0; } @@ -1064,6 +1523,18 @@ long CALLBACK SPUclose(void) long CALLBACK SPUshutdown(void) { SPUclose(); + + exit_spu_thread(); + + free(spu.spuMemC); + spu.spuMemC = NULL; + free(spu.SB); + spu.SB = NULL; + free(spu.s_chan); + spu.s_chan = NULL; + free(spu.rvb); + spu.rvb = NULL; + RemoveStreams(); // no more streaming spu.bSpuInit=0; @@ -1143,15 +1614,18 @@ void spu_get_debug_info(int *chans_out, int *run_chans, int *fmod_chans_out, int { int ch = 0, fmod_chans = 0, noise_chans = 0, irq_chans = 0; + if (spu.s_chan == NULL) + return; + for(;ch<MAXCHAN;ch++) { if (!(spu.dwChannelOn & (1<<ch))) continue; - if (s_chan[ch].bFMod == 2) + if (spu.s_chan[ch].bFMod == 2) fmod_chans |= 1 << ch; - if (s_chan[ch].bNoise) + if (spu.s_chan[ch].bNoise) noise_chans |= 1 << ch; - if((spu.spuCtrl&CTRL_IRQ) && s_chan[ch].pCurr <= spu.pSpuIrq && s_chan[ch].pLoop <= spu.pSpuIrq) + if((spu.spuCtrl&CTRL_IRQ) && spu.s_chan[ch].pCurr <= spu.pSpuIrq && spu.s_chan[ch].pLoop <= spu.pSpuIrq) irq_chans |= 1 << ch; } diff --git a/plugins/dfsound/spu_c64x.c b/plugins/dfsound/spu_c64x.c new file mode 100644 index 0000000..be10a6b --- /dev/null +++ b/plugins/dfsound/spu_c64x.c @@ -0,0 +1,304 @@ +/* + * SPU processing offload to TI C64x DSP using bsp's c64_tools + * (C) Gražvydas "notaz" Ignotas, 2015 + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of + * this software and associated documentation files (the "Software"), to deal in + * the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is furnished to do + * so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <dlfcn.h> +#include <stddef.h> +#include <unistd.h> + +#include <inc_libc64_mini.h> +#include "spu_c64x.h" + +static struct { + void *handle; + int (*dsp_open)(void); + dsp_mem_region_t (*dsp_shm_alloc)(dsp_cache_t _type, sU32 _numBytes); + int (*dsp_shm_free)(dsp_mem_region_t _mem); + void (*dsp_close)(void); + int (*dsp_component_load)(const char *_path, const char *_name, dsp_component_id_t *_id); + int (*dsp_cache_inv_virt)(void *_virtAddr, sU32 _size); + int (*dsp_rpc_send)(const dsp_msg_t *_msgTo); + int (*dsp_rpc_recv)(dsp_msg_t *_msgFrom); + int (*dsp_rpc)(const dsp_msg_t *_msgTo, dsp_msg_t *_msgFrom); + void (*dsp_logbuf_print)(void); + + dsp_mem_region_t region; + dsp_component_id_t compid; + unsigned int stale_caches:1; + unsigned int req_sent:1; +} f; + +static void thread_work_start(void) +{ + struct region_mem *mem; + dsp_msg_t msg; + int ret; + + // make sure new work is written out + __sync_synchronize(); + + // this should be safe, as dsp checks for new work even + // after it decrements ->active + // cacheline: i_done, active + f.dsp_cache_inv_virt(&worker->i_done, 64); + if (worker->active == ACTIVE_CNT) + return; + + // to start the DSP, dsp_rpc_send() must be used, + // but before that, previous request must be finished + if (f.req_sent) { + if (worker->boot_cnt == worker->last_boot_cnt) { + // hopefully still booting + //printf("booting?\n"); + return; + } + + ret = f.dsp_rpc_recv(&msg); + if (ret != 0) { + fprintf(stderr, "dsp_rpc_recv failed: %d\n", ret); + f.dsp_logbuf_print(); + f.req_sent = 0; + spu_config.iUseThread = 0; + return; + } + } + + f.dsp_cache_inv_virt(&worker->i_done, 64); + worker->last_boot_cnt = worker->boot_cnt; + + mem = (void *)f.region.virt_addr; + memcpy(&mem->spu_config, &spu_config, sizeof(mem->spu_config)); + + DSP_MSG_INIT(&msg, f.compid, CCMD_DOIT, f.region.phys_addr, 0); + ret = f.dsp_rpc_send(&msg); + if (ret != 0) { + fprintf(stderr, "dsp_rpc_send failed: %d\n", ret); + f.dsp_logbuf_print(); + spu_config.iUseThread = 0; + return; + } + f.req_sent = 1; +} + +static int thread_get_i_done(void) +{ + f.dsp_cache_inv_virt(&worker->i_done, sizeof(worker->i_done)); + return worker->i_done; +} + +static void thread_work_wait_sync(struct work_item *work, int force) +{ + int limit = 1000; + int ns_to; + + while (worker->i_done == worker->i_reaped && limit-- > 0) { + if (!f.req_sent) { + printf("dsp: req not sent?\n"); + break; + } + + if (worker->boot_cnt != worker->last_boot_cnt && !worker->active) { + printf("dsp: broken sync\n"); + worker->last_boot_cnt = ~0; + break; + } + + usleep(500); + f.dsp_cache_inv_virt(&worker->i_done, 64); + } + + ns_to = work->ns_to; + f.dsp_cache_inv_virt(work->SSumLR, sizeof(work->SSumLR[0]) * 2 * ns_to); + preload(work->SSumLR); + preload(work->SSumLR + 64/4); + + f.stale_caches = 1; // SB, spuMem + + if (limit == 0) + printf("dsp: wait timeout\n"); + + // still in results loop? + if (worker->i_reaped != worker->i_done - 1) + return; + + if (f.req_sent && (force || worker->i_done == worker->i_ready)) { + dsp_msg_t msg; + int ret; + + ret = f.dsp_rpc_recv(&msg); + if (ret != 0) { + fprintf(stderr, "dsp_rpc_recv failed: %d\n", ret); + f.dsp_logbuf_print(); + spu_config.iUseThread = 0; + } + f.req_sent = 0; + } +} + +static void thread_sync_caches(void) +{ + if (f.stale_caches) { + f.dsp_cache_inv_virt(spu.SB, sizeof(spu.SB[0]) * SB_SIZE * 24); + f.dsp_cache_inv_virt(spu.spuMemC + 0x800, 0x800); + if (spu.rvb->StartAddr) { + int left = 0x40000 - spu.rvb->StartAddr; + f.dsp_cache_inv_virt(spu.spuMem + spu.rvb->StartAddr, left * 2); + } + f.stale_caches = 0; + } +} + +static void init_spu_thread(void) +{ + dsp_msg_t init_msg, msg_in; + struct region_mem *mem; + int ret; + + if (f.handle == NULL) { + const char lib[] = "libc64.so.1"; + int failed = 0; + + f.handle = dlopen(lib, RTLD_NOW); + if (f.handle == NULL) { + fprintf(stderr, "can't load %s: %s\n", lib, dlerror()); + goto fail_open; + } + #define LDS(name) \ + failed |= (f.name = dlsym(f.handle, #name)) == NULL + LDS(dsp_open); + LDS(dsp_close); + LDS(dsp_shm_alloc); + LDS(dsp_shm_free); + LDS(dsp_cache_inv_virt); + LDS(dsp_component_load); + LDS(dsp_rpc_send); + LDS(dsp_rpc_recv); + LDS(dsp_rpc); + LDS(dsp_logbuf_print); + #undef LDS + if (failed) { + fprintf(stderr, "missing symbol(s) in %s\n", lib); + dlclose(f.handle); + f.handle = NULL; + goto fail_open; + } + } + + ret = f.dsp_open(); + if (ret != 0) { + fprintf(stderr, "dsp_open failed: %d\n", ret); + goto fail_open; + } + + ret = f.dsp_component_load(NULL, COMPONENT_NAME, &f.compid); + if (ret != 0) { + fprintf(stderr, "dsp_component_load failed: %d\n", ret); + goto fail_cload; + } + + f.region = f.dsp_shm_alloc(DSP_CACHE_R, sizeof(*mem)); // writethrough + if (f.region.size < sizeof(*mem) || f.region.virt_addr == 0) { + fprintf(stderr, "dsp_shm_alloc failed\n"); + goto fail_mem; + } + mem = (void *)f.region.virt_addr; + + memcpy(&mem->spu_config, &spu_config, sizeof(mem->spu_config)); + + DSP_MSG_INIT(&init_msg, f.compid, CCMD_INIT, f.region.phys_addr, 0); + ret = f.dsp_rpc(&init_msg, &msg_in); + if (ret != 0) { + fprintf(stderr, "dsp_rpc failed: %d\n", ret); + goto fail_init; + } + + if (mem->sizeof_region_mem != sizeof(*mem)) { + fprintf(stderr, "error: size mismatch 1: %d vs %zd\n", + mem->sizeof_region_mem, sizeof(*mem)); + goto fail_init; + } + if (mem->offsetof_s_chan1 != offsetof(typeof(*mem), in.s_chan[1])) { + fprintf(stderr, "error: size mismatch 2: %d vs %zd\n", + mem->offsetof_s_chan1, offsetof(typeof(*mem), in.s_chan[1])); + goto fail_init; + } + if (mem->offsetof_spos_3_20 != offsetof(typeof(*mem), worker.i[3].ch[20])) { + fprintf(stderr, "error: size mismatch 3: %d vs %zd\n", + mem->offsetof_spos_3_20, offsetof(typeof(*mem), worker.i[3].ch[20])); + goto fail_init; + } + + // override default allocations + free(spu.spuMemC); + spu.spuMemC = mem->spu_ram; + free(spu.SB); + spu.SB = mem->SB; + free(spu.s_chan); + spu.s_chan = mem->in.s_chan; + free(spu.rvb); + spu.rvb = &mem->in.rvb; + worker = &mem->worker; + + printf("spu: C64x DSP ready (id=%d).\n", (int)f.compid); + f.dsp_logbuf_print(); + + spu_config.iThreadAvail = 1; + (void)do_channel_work; // used by DSP instead + return; + +fail_init: + f.dsp_shm_free(f.region); +fail_mem: + // no component unload func? +fail_cload: + f.dsp_logbuf_print(); + f.dsp_close(); +fail_open: + printf("spu: C64x DSP init failed.\n"); + spu_config.iUseThread = spu_config.iThreadAvail = 0; + worker = NULL; +} + +static void exit_spu_thread(void) +{ + dsp_msg_t msg; + + if (worker == NULL) + return; + + if (f.req_sent) { + f.dsp_rpc_recv(&msg); + f.req_sent = 0; + } + + f.dsp_logbuf_print(); + f.dsp_shm_free(f.region); + f.dsp_close(); + + spu.spuMemC = NULL; + spu.SB = NULL; + spu.s_chan = NULL; + spu.rvb = NULL; + worker = NULL; +} + +// vim:shiftwidth=1:expandtab diff --git a/plugins/dfsound/spu_c64x.h b/plugins/dfsound/spu_c64x.h new file mode 100644 index 0000000..8210e63 --- /dev/null +++ b/plugins/dfsound/spu_c64x.h @@ -0,0 +1,28 @@ +#define COMPONENT_NAME "pcsxr_spu" + +enum { + CCMD_INIT = 0x101, + CCMD_DOIT = 0x102, +}; + +struct region_mem { + unsigned char spu_ram[512 * 1024]; + int SB[SB_SIZE * 24]; + // careful not to lose ARM writes by DSP overwriting + // with old data when it's writing out neighbor cachelines + int _pad1[128/4 - ((SB_SIZE * 24) & (128/4 - 1))]; + struct spu_in { + // these are not to be modified by DSP + SPUCHAN s_chan[24 + 1]; + REVERBInfo rvb; + } in; + int _pad2[128/4 - ((sizeof(struct spu_in) / 4) & (128/4 - 1))]; + struct spu_worker worker; + SPUConfig spu_config; + // init/debug + int sizeof_region_mem; + int offsetof_s_chan1; + int offsetof_spos_3_20; +}; + +#define ACTIVE_CNT 3 diff --git a/plugins/dfsound/spu_c64x_dspcode.c b/plugins/dfsound/spu_c64x_dspcode.c new file mode 100644 index 0000000..b0352a9 --- /dev/null +++ b/plugins/dfsound/spu_c64x_dspcode.c @@ -0,0 +1,168 @@ +/* + * SPU processing offload to TI C64x DSP using bsp's c64_tools + * (C) Gražvydas "notaz" Ignotas, 2015 + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of + * this software and associated documentation files (the "Software"), to deal in + * the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is furnished to do + * so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#define SYSCALLS_C +#include <libc64_dsp/include/inc_overlay.h> +#include <stddef.h> + +#include "spu.c" +#include "spu_c64x.h" + +/* dummy deps, some bloat but avoids ifdef hell in SPU code.. */ +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) { return 0; } +struct out_driver *out_current; +void SetupSound(void) {} + + +static void invalidate_cache(struct work_item *work) +{ + // see comment in writeout_cache() + //syscalls.cache_inv(work, offsetof(typeof(*work), SSumLR), 1); + syscalls.cache_inv(spu.s_chan, sizeof(spu.s_chan[0]) * 24, 0); + syscalls.cache_inv(work->SSumLR, + sizeof(work->SSumLR[0]) * 2 * work->ns_to, 0); +} + +static void writeout_cache(struct work_item *work) +{ + int ns_to = work->ns_to; + + syscalls.cache_wb(work->SSumLR, sizeof(work->SSumLR[0]) * 2 * ns_to, 1); + // have to invalidate now, otherwise there is a race between + // DSP evicting dirty lines and ARM writing new data to this area + syscalls.cache_inv(work, offsetof(typeof(*work), SSumLR), 0); +} + +static void do_processing(void) +{ + int left, dirty = 0, had_rvb = 0; + struct work_item *work; + + while (worker->active) + { + // i_ready is in first cacheline + syscalls.cache_inv(worker, 64, 1); + + left = worker->i_ready - worker->i_done; + if (left > 0) { + dirty = 1; + worker->active = ACTIVE_CNT; + syscalls.cache_wb(&worker->active, 4, 1); + + work = &worker->i[worker->i_done & WORK_I_MASK]; + invalidate_cache(work); + had_rvb |= work->rvb_addr; + spu.spuCtrl = work->ctrl; + do_channel_work(work); + writeout_cache(work); + + worker->i_done++; + syscalls.cache_wb(&worker->i_done, 4, 1); + continue; + } + + // nothing to do? Write out non-critical caches + if (dirty) { + syscalls.cache_wb(spu.spuMemC + 0x800, 0x800, 1); + syscalls.cache_wb(spu.SB, sizeof(spu.SB[0]) * SB_SIZE * 24, 1); + if (had_rvb) { + left = 0x40000 - spu.rvb->StartAddr; + syscalls.cache_wb(spu.spuMem + spu.rvb->StartAddr, left * 2, 1); + had_rvb = 0; + } + dirty = 0; + continue; + } + + // this ->active loop thing is to avoid a race where we miss + // new work and clear ->active just after ARM checks it + worker->active--; + syscalls.cache_wb(&worker->active, 4, 1); + } +} + +static unsigned int exec(dsp_component_cmd_t cmd, + unsigned int arg1, unsigned int arg2, + unsigned int *ret1, unsigned int *ret2) +{ + struct region_mem *mem = (void *)arg1; + + switch (cmd) { + case CCMD_INIT: + InitADSR(); + + spu.spuMemC = mem->spu_ram; + spu.SB = mem->SB; + spu.s_chan = mem->in.s_chan; + spu.rvb = &mem->in.rvb; + worker = &mem->worker; + memcpy(&spu_config, &mem->spu_config, sizeof(spu_config)); + + mem->sizeof_region_mem = sizeof(*mem); + mem->offsetof_s_chan1 = offsetof(typeof(*mem), in.s_chan[1]); + mem->offsetof_spos_3_20 = offsetof(typeof(*mem), worker.i[3].ch[20]); + // seems to be unneeded, no write-alloc? but just in case.. + syscalls.cache_wb(&mem->sizeof_region_mem, 3 * 4, 1); + break; + + case CCMD_DOIT: + worker->active = ACTIVE_CNT; + worker->boot_cnt++; + syscalls.cache_wb(&worker->i_done, 64, 1); + memcpy(&spu_config, &mem->spu_config, sizeof(spu_config)); + + do_processing(); + + // c64_tools lib does BCACHE_wbInvAll() when it receives mailbox irq, + // but invalidate anyway in case c64_tools is ever fixed.. + // XXX edit: don't bother as reverb is not handled, will fix if needed + //syscalls.cache_inv(mem, sizeof(mem->spu_ram) + sizeof(mem->SB), 0); + //syscalls.cache_inv(&mem->in, sizeof(mem->in), 0); + break; + + default: + syscalls.printf("bad cmd: %x\n", cmd); + break; + } + + return 0; +} + +#pragma DATA_SECTION(component_test_dsp, ".sec_com"); +dsp_component_t component_test_dsp = { + { + NULL, /* init */ + exec, + NULL, /* exec fastcall RPC */ + NULL, /* exit */ + }, + + COMPONENT_NAME, +}; + +DSP_COMPONENT_MAIN + +// vim:shiftwidth=1:expandtab diff --git a/plugins/dfsound/spu_config.h b/plugins/dfsound/spu_config.h index c6641be..fce1cda 100644 --- a/plugins/dfsound/spu_config.h +++ b/plugins/dfsound/spu_config.h @@ -7,6 +7,10 @@ typedef struct int iUseReverb; int iUseInterpolation; int iTempo; + int iUseThread; + + // status + int iThreadAvail; } SPUConfig; extern SPUConfig spu_config; diff --git a/plugins/dfsound/stdafx.h b/plugins/dfsound/stdafx.h index 8993bb3..7e22029 100644 --- a/plugins/dfsound/stdafx.h +++ b/plugins/dfsound/stdafx.h @@ -15,26 +15,20 @@ * * ***************************************************************************/ -#ifndef _MACOSX -#include "config.h" -#endif #include <stdio.h> #include <stdlib.h> -#include <sys/ioctl.h> -#include <unistd.h> -#include <fcntl.h> -#include <unistd.h> -#include <pthread.h> -#define RRand(range) (random()%range) #include <string.h> -#include <sys/time.h> -#include <math.h> +#ifdef _WIN32 +#define WIN32_LEAN_AND_MEAN +#include <windows.h> +#else #undef CALLBACK #define CALLBACK #define DWORD unsigned int -#define LOWORD(l) ((unsigned short)(l)) -#define HIWORD(l) ((unsigned short)(((unsigned int)(l) >> 16) & 0xFFFF)) +#define LOWORD(l) ((unsigned short)(l)) +#define HIWORD(l) ((unsigned short)(((unsigned int)(l) >> 16) & 0xFFFF)) +#endif #ifndef INLINE #define INLINE static inline diff --git a/plugins/dfsound/xa.c b/plugins/dfsound/xa.c index 704847b..ad7e824 100644 --- a/plugins/dfsound/xa.c +++ b/plugins/dfsound/xa.c @@ -38,12 +38,12 @@ static int gauss_window[8] = {0, 0, 0, 0, 0, 0, 0, 0}; // MIX XA & CDDA //////////////////////////////////////////////////////////////////////// -INLINE void MixXA(int ns_to) +INLINE void MixXA(int *SSumLR, int ns_to, int decode_pos) { + int cursor = decode_pos; int ns; short l, r; uint32_t v; - int cursor = spu.decode_pos; if(spu.XAPlay != spu.XAFeed || spu.XARepeat > 0) { @@ -90,9 +90,15 @@ INLINE void MixXA(int ns_to) static unsigned long timeGetTime_spu() { +#if defined(NO_OS) + return 0; +#elif defined(_WIN32) + return GetTickCount(); +#else struct timeval tv; gettimeofday(&tv, 0); // well, maybe there are better ways return tv.tv_sec * 1000 + tv.tv_usec/1000; // to do that, but at least it works +#endif } //////////////////////////////////////////////////////////////////////// diff --git a/plugins/gpulib/gpu.c b/plugins/gpulib/gpu.c index 337e27a..0e6fe63 100644 --- a/plugins/gpulib/gpu.c +++ b/plugins/gpulib/gpu.c @@ -13,8 +13,16 @@ #include "gpu.h" #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) +#ifdef __GNUC__ #define unlikely(x) __builtin_expect((x), 0) +#define preload __builtin_prefetch #define noinline __attribute__((noinline)) +#else +#define unlikely(x) +#define preload(...) +#define noinline +#error huh +#endif #define gpu_log(fmt, ...) \ printf("%d:%03d: " fmt, *gpu.state.frame_count, *gpu.state.hcnt, ##__VA_ARGS__) @@ -513,11 +521,13 @@ void GPUwriteData(uint32_t data) long GPUdmaChain(uint32_t *rambase, uint32_t start_addr) { - uint32_t addr, *list; + uint32_t addr, *list, ld_addr = 0; uint32_t *llist_entry = NULL; int len, left, count; long cpu_cycles = 0; + preload(rambase + (start_addr & 0x1fffff) / 4); + if (unlikely(gpu.cmd_len > 0)) flush_cmd_buffer(); @@ -532,39 +542,50 @@ long GPUdmaChain(uint32_t *rambase, uint32_t start_addr) log_io("gpu_dma_chain\n"); addr = start_addr & 0xffffff; - for (count = 0; addr != 0xffffff; count++) + for (count = 0; (addr & 0x800000) == 0; count++) { list = rambase + (addr & 0x1fffff) / 4; len = list[0] >> 24; addr = list[0] & 0xffffff; + preload(rambase + (addr & 0x1fffff) / 4); + cpu_cycles += 10; if (len > 0) cpu_cycles += 5 + len; log_io(".chain %08x #%d\n", (list - rambase) * 4, len); - // loop detection marker - // (bit23 set causes DMA error on real machine, so - // unlikely to be ever set by the game) - list[0] |= 0x800000; - if (len) { left = do_cmd_buffer(list + 1, len); if (left) log_anomaly("GPUdmaChain: discarded %d/%d words\n", left, len); } - if (addr & 0x800000) - break; + #define LD_THRESHOLD (8*1024) + if (count >= LD_THRESHOLD) { + if (count == LD_THRESHOLD) { + ld_addr = addr; + continue; + } + + // loop detection marker + // (bit23 set causes DMA error on real machine, so + // unlikely to be ever set by the game) + list[0] |= 0x800000; + } } - // remove loop detection markers - addr = start_addr & 0x1fffff; - while (count-- > 0) { - list = rambase + addr / 4; - addr = list[0] & 0x1fffff; - list[0] &= ~0x800000; + if (ld_addr != 0) { + // remove loop detection markers + count -= LD_THRESHOLD + 2; + addr = ld_addr & 0x1fffff; + while (count-- > 0) { + list = rambase + addr / 4; + addr = list[0] & 0x1fffff; + list[0] &= ~0x800000; + } } + if (llist_entry) *llist_entry &= ~0x800000; |