Revision 2c44375d hw/ac97.c
| b/hw/ac97.c | ||
|---|---|---|
| 158 | 158 |
SWVoiceIn *voice_pi; |
| 159 | 159 |
SWVoiceOut *voice_po; |
| 160 | 160 |
SWVoiceIn *voice_mc; |
| 161 |
int invalid_freq[3]; |
|
| 161 | 162 |
uint8_t silence[128]; |
| 162 | 163 |
uint32_t base[2]; |
| 163 | 164 |
int bup_flag; |
| ... | ... | |
| 360 | 361 |
as.fmt = AUD_FMT_S16; |
| 361 | 362 |
as.endianness = 0; |
| 362 | 363 |
|
| 363 |
switch (index) {
|
|
| 364 |
case PI_INDEX: |
|
| 365 |
s->voice_pi = AUD_open_in ( |
|
| 366 |
&s->card, |
|
| 367 |
s->voice_pi, |
|
| 368 |
"ac97.pi", |
|
| 369 |
s, |
|
| 370 |
pi_callback, |
|
| 371 |
&as |
|
| 372 |
); |
|
| 373 |
break; |
|
| 364 |
if (freq > 0) {
|
|
| 365 |
s->invalid_freq[index] = 0; |
|
| 366 |
switch (index) {
|
|
| 367 |
case PI_INDEX: |
|
| 368 |
s->voice_pi = AUD_open_in ( |
|
| 369 |
&s->card, |
|
| 370 |
s->voice_pi, |
|
| 371 |
"ac97.pi", |
|
| 372 |
s, |
|
| 373 |
pi_callback, |
|
| 374 |
&as |
|
| 375 |
); |
|
| 376 |
break; |
|
| 374 | 377 |
|
| 375 |
case PO_INDEX: |
|
| 376 |
s->voice_po = AUD_open_out ( |
|
| 377 |
&s->card, |
|
| 378 |
s->voice_po, |
|
| 379 |
"ac97.po", |
|
| 380 |
s, |
|
| 381 |
po_callback, |
|
| 382 |
&as |
|
| 383 |
); |
|
| 384 |
break; |
|
| 378 |
case PO_INDEX:
|
|
| 379 |
s->voice_po = AUD_open_out (
|
|
| 380 |
&s->card,
|
|
| 381 |
s->voice_po,
|
|
| 382 |
"ac97.po",
|
|
| 383 |
s,
|
|
| 384 |
po_callback,
|
|
| 385 |
&as
|
|
| 386 |
);
|
|
| 387 |
break;
|
|
| 385 | 388 |
|
| 386 |
case MC_INDEX: |
|
| 387 |
s->voice_mc = AUD_open_in ( |
|
| 388 |
&s->card, |
|
| 389 |
s->voice_mc, |
|
| 390 |
"ac97.mc", |
|
| 391 |
s, |
|
| 392 |
mc_callback, |
|
| 393 |
&as |
|
| 394 |
); |
|
| 395 |
break; |
|
| 389 |
case MC_INDEX: |
|
| 390 |
s->voice_mc = AUD_open_in ( |
|
| 391 |
&s->card, |
|
| 392 |
s->voice_mc, |
|
| 393 |
"ac97.mc", |
|
| 394 |
s, |
|
| 395 |
mc_callback, |
|
| 396 |
&as |
|
| 397 |
); |
|
| 398 |
break; |
|
| 399 |
} |
|
| 400 |
} |
|
| 401 |
else {
|
|
| 402 |
s->invalid_freq[index] = freq; |
|
| 403 |
switch (index) {
|
|
| 404 |
case PI_INDEX: |
|
| 405 |
AUD_close_in (&s->card, s->voice_pi); |
|
| 406 |
s->voice_pi = NULL; |
|
| 407 |
break; |
|
| 408 |
|
|
| 409 |
case PO_INDEX: |
|
| 410 |
AUD_close_out (&s->card, s->voice_po); |
|
| 411 |
s->voice_po = NULL; |
|
| 412 |
break; |
|
| 413 |
|
|
| 414 |
case MC_INDEX: |
|
| 415 |
AUD_close_in (&s->card, s->voice_mc); |
|
| 416 |
s->voice_mc = NULL; |
|
| 417 |
break; |
|
| 418 |
} |
|
| 396 | 419 |
} |
| 397 | 420 |
} |
| 398 | 421 |
|
| ... | ... | |
| 1065 | 1088 |
AC97BusMasterRegs *r = &s->bm_regs[index]; |
| 1066 | 1089 |
int written = 0, stop = 0; |
| 1067 | 1090 |
|
| 1091 |
if (s->invalid_freq[index]) {
|
|
| 1092 |
AUD_log ("ac97", "attempt to use voice %d with invalid frequency %d\n",
|
|
| 1093 |
index, s->invalid_freq[index]); |
|
| 1094 |
return; |
|
| 1095 |
} |
|
| 1096 |
|
|
| 1068 | 1097 |
if (r->sr & SR_DCH) {
|
| 1069 | 1098 |
if (r->cr & CR_RPBM) {
|
| 1070 | 1099 |
switch (index) {
|
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