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comparison src/audio/mint/SDL_mintaudio_dma8.c @ 1098:2911ff0a32bb

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Set MFP interrupt at end of frame
author Patrice Mandin <patmandin@gmail.com>
date Wed, 20 Jul 2005 17:47:18 +0000
parents 176240cf4405
children 856f76a099c7
comparison
equal deleted inserted replaced
1097:c83fa1c650dd 1098:2911ff0a32bb
98 if (Getcookie(C__SND, &cookie_snd) == C_NOTFOUND) { 98 if (Getcookie(C__SND, &cookie_snd) == C_NOTFOUND) {
99 cookie_snd = SND_PSG; 99 cookie_snd = SND_PSG;
100 } 100 }
101 101
102 /* Check if we have 8 bits audio */ 102 /* Check if we have 8 bits audio */
103 /*
104 if ((cookie_snd & SND_8BIT)==0) { 103 if ((cookie_snd & SND_8BIT)==0) {
105 DEBUG_PRINT((DEBUG_NAME "no 8 bits sound\n")); 104 DEBUG_PRINT((DEBUG_NAME "no 8 bits sound\n"));
106 return(0); 105 return(0);
107 } 106 }
108 */
109 if ((cookie_mch>>16)>MCH_F30) {
110 DEBUG_PRINT((DEBUG_NAME "unknown 8 bits audio chip\n"));
111 return 0;
112 }
113 107
114 /* Check if audio is lockable */ 108 /* Check if audio is lockable */
115 if ((cookie_mch>>16) == MCH_F30) { 109 if (cookie_snd & SND_16BIT) {
116 if (Locksnd()!=1) { 110 if (Locksnd()!=1) {
117 DEBUG_PRINT((DEBUG_NAME "audio locked by other application\n")); 111 DEBUG_PRINT((DEBUG_NAME "audio locked by other application\n"));
118 return(0); 112 return(0);
119 } 113 }
120 114
245 case MCH_TT: 239 case MCH_TT:
246 masterclock=MASTERCLOCK_TT; 240 masterclock=MASTERCLOCK_TT;
247 masterprediv=MASTERPREDIV_TT; 241 masterprediv=MASTERPREDIV_TT;
248 break; 242 break;
249 case MCH_F30: 243 case MCH_F30:
244 case MCH_ARANYM:
250 masterclock=MASTERCLOCK_FALCON1; 245 masterclock=MASTERCLOCK_FALCON1;
251 masterprediv=MASTERPREDIV_FALCON; 246 masterprediv=MASTERPREDIV_FALCON;
252 sfreq=1; 247 sfreq=1;
253 break; 248 break;
254 } 249 }
316 /* Set interrupt */ 311 /* Set interrupt */
317 Jdisint(MFP_DMASOUND); 312 Jdisint(MFP_DMASOUND);
318 Xbtimer(XB_TIMERA, 8, 1, SDL_MintAudio_Dma8Interrupt); 313 Xbtimer(XB_TIMERA, 8, 1, SDL_MintAudio_Dma8Interrupt);
319 Jenabint(MFP_DMASOUND); 314 Jenabint(MFP_DMASOUND);
320 315
316 if (cookie_snd & SND_16BIT) {
317 if (Setinterrupt(SI_TIMERA, SI_PLAY)<0) {
318 DEBUG_PRINT((DEBUG_NAME "Setinterrupt() failed\n"));
319 }
320 }
321
321 /* Go */ 322 /* Go */
322 DMAAUDIO_IO.control = 3; /* playback + repeat */ 323 DMAAUDIO_IO.control = 3; /* playback + repeat */
323 324
324 Super(oldpile); 325 Super(oldpile);
325 } 326 }