// generic defines\r
/////////////////////////////////////////////////////////\r
\r
+#ifdef __GNUC__\r
+#define noinline __attribute__((noinline))\r
+#define unlikely(x) __builtin_expect((x), 0)\r
+#else\r
+#define noinline\r
+#define unlikely(x) x\r
+#endif\r
+\r
#define PSE_LT_SPU 4\r
#define PSE_SPU_ERR_SUCCESS 0\r
#define PSE_SPU_ERR -60\r
// spu defines\r
////////////////////////////////////////////////////////////////////////\r
\r
-// sound buffer sizes\r
-// 400 ms complete sound buffer\r
-#define SOUNDSIZE 70560\r
-// 137 ms test buffer... if less than that is buffered, a new upload will happen\r
-#define TESTSIZE 24192\r
-\r
// num of channels\r
#define MAXCHAN 24\r
\r
-// ~ 1 ms of data\r
// note: must be even due to the way reverb works now\r
-#define FRAG_MSECS 2\r
-#define NSSIZE ((44100 * FRAG_MSECS / 1000 + 1) & ~1)\r
+#define NSSIZE ((44100 / 50 + 16) & ~1)\r
\r
///////////////////////////////////////////////////////////\r
// struct defines\r
///////////////////////////////////////////////////////////\r
\r
// ADSR INFOS PER CHANNEL\r
-typedef struct\r
-{\r
- int AttackModeExp;\r
- long AttackTime;\r
- long DecayTime;\r
- long SustainLevel;\r
- int SustainModeExp;\r
- long SustainModeDec;\r
- long SustainTime;\r
- int ReleaseModeExp;\r
- unsigned long ReleaseVal;\r
- long ReleaseTime;\r
- long ReleaseStartTime; \r
- long ReleaseVol; \r
- long lTime;\r
- long lVolume;\r
-} ADSRInfo;\r
-\r
typedef struct\r
{\r
unsigned char State:2;\r
int iSBPos; // mixing stuff\r
int spos;\r
int sinc;\r
+ int sinc_inv;\r
\r
- unsigned char * pStart; // start ptr into sound mem\r
unsigned char * pCurr; // current pos in sound mem\r
unsigned char * pLoop; // loop ptr in sound mem\r
\r
unsigned int bStop:1; // is channel stopped (sample _can_ still be playing, ADSR Release phase)\r
unsigned int bReverb:1; // can we do reverb on this channel? must have ctrl register bit, to get active\r
- unsigned int bIgnoreLoop:1; // ignore loop bit, if an external loop address is used\r
unsigned int bRVBActive:1; // reverb active flag\r
unsigned int bNoise:1; // noise active flag\r
unsigned int bFMod:2; // freq mod (0=off, 1=sound channel, 2=freq channel)\r
+ unsigned int prevflags:3; // flags from previous block\r
\r
- int iActFreq; // current psx pitch\r
- int iUsedFreq; // current pc pitch\r
int iLeftVolume; // left volume\r
int iRightVolume; // right volume\r
ADSRInfoEx ADSRX;\r
} REVERBInfo;\r
\r
///////////////////////////////////////////////////////////\r
-// SPU.C globals\r
-///////////////////////////////////////////////////////////\r
-\r
-#ifndef _IN_SPU\r
\r
// psx buffers / addresses\r
\r
-extern unsigned short regArea[]; \r
-extern unsigned short spuMem[];\r
-extern unsigned char * spuMemC;\r
-extern unsigned char * pSpuIrq;\r
-extern unsigned char * pSpuBuffer;\r
+typedef struct\r
+{\r
+ unsigned short spuCtrl;\r
+ unsigned short spuStat;\r
\r
-// user settings\r
+ unsigned int spuAddr;\r
+ unsigned char * spuMemC;\r
+ unsigned char * pSpuIrq;\r
\r
-extern int iVolume;\r
-extern int iXAPitch;\r
-extern int iUseTimer;\r
-extern int iSPUIRQWait;\r
-extern int iDebugMode;\r
-extern int iRecordMode;\r
-extern int iUseReverb;\r
-extern int iUseInterpolation;\r
-// MISC\r
+ unsigned int cycles_played;\r
+ int decode_pos;\r
+ int decode_dirty_ch;\r
+ unsigned int bSpuInit:1;\r
+ unsigned int bSPUIsOpen:1;\r
\r
-extern int iSpuAsyncWait;\r
+ unsigned int dwNoiseVal; // global noise generator\r
+ unsigned int dwNoiseCount;\r
+ unsigned int dwNewChannel; // flags for faster testing, if new channel starts\r
+ unsigned int dwChannelOn; // not silent channels\r
+ unsigned int dwChannelDead; // silent+not useful channels\r
\r
-extern SPUCHAN s_chan[];\r
-extern REVERBInfo rvb;\r
+ unsigned char * pSpuBuffer;\r
+ short * pS;\r
\r
-extern unsigned long dwNoiseVal;\r
-extern unsigned short spuCtrl;\r
-extern unsigned short spuStat;\r
-extern unsigned short spuIrq;\r
-extern unsigned long spuAddr;\r
-extern int bEndThread; \r
-extern int bThreadEnded;\r
-extern int bSpuInit;\r
-extern unsigned int dwNewChannel;\r
-extern unsigned int dwChannelOn;\r
-extern unsigned int dwPendingChanOff;\r
-extern unsigned int dwChannelDead;\r
-\r
-extern int SSumR[];\r
-extern int SSumL[];\r
-extern int iCycle;\r
-extern short * pS;\r
-\r
-extern void (CALLBACK *cddavCallback)(unsigned short,unsigned short);\r
+ void (CALLBACK *irqCallback)(void); // func of main emu, called on spu irq\r
+ void (CALLBACK *cddavCallback)(unsigned short,unsigned short);\r
+ void (CALLBACK *scheduleCallback)(unsigned int);\r
\r
-#endif\r
+ int * sRVBStart;\r
\r
-///////////////////////////////////////////////////////////\r
-// XA.C globals\r
-///////////////////////////////////////////////////////////\r
+ xa_decode_t * xapGlobal;\r
+ unsigned int * XAFeed;\r
+ unsigned int * XAPlay;\r
+ unsigned int * XAStart;\r
+ unsigned int * XAEnd;\r
\r
-#ifndef _IN_XA\r
+ unsigned int * CDDAFeed;\r
+ unsigned int * CDDAPlay;\r
+ unsigned int * CDDAStart;\r
+ unsigned int * CDDAEnd;\r
\r
-extern xa_decode_t * xapGlobal;\r
+ unsigned int XARepeat;\r
+ unsigned int XALastVal;\r
\r
-extern uint32_t * XAFeed;\r
-extern uint32_t * XAPlay;\r
-extern uint32_t * XAStart;\r
-extern uint32_t * XAEnd;\r
+ int iLeftXAVol;\r
+ int iRightXAVol;\r
\r
-extern uint32_t XARepeat;\r
-extern uint32_t XALastVal;\r
+ int pad[32];\r
+ unsigned short regArea[0x400];\r
+ unsigned short spuMem[256*1024];\r
+} SPUInfo;\r
\r
-extern uint32_t * CDDAFeed;\r
-extern uint32_t * CDDAPlay;\r
-extern uint32_t * CDDAStart;\r
-extern uint32_t * CDDAEnd;\r
+///////////////////////////////////////////////////////////\r
+// SPU.C globals\r
+///////////////////////////////////////////////////////////\r
\r
-extern int iLeftXAVol;\r
-extern int iRightXAVol;\r
+#ifndef _IN_SPU\r
\r
-#endif\r
+extern SPUInfo spu;\r
+extern SPUCHAN s_chan[];\r
+extern REVERBInfo rvb;\r
\r
-///////////////////////////////////////////////////////////\r
-// REVERB.C globals\r
-///////////////////////////////////////////////////////////\r
+void do_samples(unsigned int cycles_to);\r
+void schedule_next_irq(void);\r
\r
-#ifndef _IN_REVERB\r
+#define regAreaGet(ch,offset) \\r
+ spu.regArea[((ch<<4)|(offset))>>1]\r
\r
-extern int * sRVBPlay;\r
-extern int * sRVBEnd;\r
-extern int * sRVBStart;\r
+#define do_samples_if_needed(c) \\r
+ do { \\r
+ if ((int)((c) - spu.cycles_played) >= 16 * 768) \\r
+ do_samples(c); \\r
+ } while (0)\r
\r
#endif\r
+\r