Revision d537cf6c hw/sb16.c
| b/hw/sb16.c | ||
|---|---|---|
| 54 | 54 |
|
| 55 | 55 |
typedef struct SB16State {
|
| 56 | 56 |
QEMUSoundCard card; |
| 57 |
qemu_irq *pic; |
|
| 57 | 58 |
int irq; |
| 58 | 59 |
int dma; |
| 59 | 60 |
int hdma; |
| ... | ... | |
| 187 | 188 |
{
|
| 188 | 189 |
SB16State *s = opaque; |
| 189 | 190 |
s->can_write = 1; |
| 190 |
pic_set_irq (s->irq, 1);
|
|
| 191 |
qemu_irq_raise (s->pic[s->irq]);
|
|
| 191 | 192 |
} |
| 192 | 193 |
|
| 193 | 194 |
#define DMA8_AUTO 1 |
| ... | ... | |
| 595 | 596 |
case 0xf3: |
| 596 | 597 |
dsp_out_data (s, 0xaa); |
| 597 | 598 |
s->mixer_regs[0x82] |= (cmd == 0xf2) ? 1 : 2; |
| 598 |
pic_set_irq (s->irq, 1);
|
|
| 599 |
qemu_irq_raise (s->pic[s->irq]);
|
|
| 599 | 600 |
break; |
| 600 | 601 |
|
| 601 | 602 |
case 0xf9: |
| ... | ... | |
| 763 | 764 |
bytes = samples << s->fmt_stereo << (s->fmt_bits == 16); |
| 764 | 765 |
ticks = (bytes * ticks_per_sec) / freq; |
| 765 | 766 |
if (ticks < ticks_per_sec / 1024) {
|
| 766 |
pic_set_irq (s->irq, 1);
|
|
| 767 |
qemu_irq_raise (s->pic[s->irq]);
|
|
| 767 | 768 |
} |
| 768 | 769 |
else {
|
| 769 | 770 |
if (s->aux_ts) {
|
| ... | ... | |
| 855 | 856 |
|
| 856 | 857 |
static void reset (SB16State *s) |
| 857 | 858 |
{
|
| 858 |
pic_set_irq (s->irq, 0);
|
|
| 859 |
qemu_irq_lower (s->pic[s->irq]);
|
|
| 859 | 860 |
if (s->dma_auto) {
|
| 860 |
pic_set_irq (s->irq, 1);
|
|
| 861 |
pic_set_irq (s->irq, 0);
|
|
| 861 |
qemu_irq_raise (s->pic[s->irq]);
|
|
| 862 |
qemu_irq_lower (s->pic[s->irq]);
|
|
| 862 | 863 |
} |
| 863 | 864 |
|
| 864 | 865 |
s->mixer_regs[0x82] = 0; |
| ... | ... | |
| 894 | 895 |
if (s->v2x6 == 1) {
|
| 895 | 896 |
if (0 && s->highspeed) {
|
| 896 | 897 |
s->highspeed = 0; |
| 897 |
pic_set_irq (s->irq, 0);
|
|
| 898 |
qemu_irq_lower (s->pic[s->irq]);
|
|
| 898 | 899 |
control (s, 0); |
| 899 | 900 |
} |
| 900 | 901 |
else {
|
| ... | ... | |
| 1005 | 1006 |
if (s->mixer_regs[0x82] & 1) {
|
| 1006 | 1007 |
ack = 1; |
| 1007 | 1008 |
s->mixer_regs[0x82] &= 1; |
| 1008 |
pic_set_irq (s->irq, 0);
|
|
| 1009 |
qemu_irq_lower (s->pic[s->irq]);
|
|
| 1009 | 1010 |
} |
| 1010 | 1011 |
break; |
| 1011 | 1012 |
|
| ... | ... | |
| 1014 | 1015 |
if (s->mixer_regs[0x82] & 2) {
|
| 1015 | 1016 |
ack = 1; |
| 1016 | 1017 |
s->mixer_regs[0x82] &= 2; |
| 1017 |
pic_set_irq (s->irq, 0);
|
|
| 1018 |
qemu_irq_lower (s->pic[s->irq]);
|
|
| 1018 | 1019 |
} |
| 1019 | 1020 |
break; |
| 1020 | 1021 |
|
| ... | ... | |
| 1222 | 1223 |
|
| 1223 | 1224 |
if (s->left_till_irq <= 0) {
|
| 1224 | 1225 |
s->mixer_regs[0x82] |= (nchan & 4) ? 2 : 1; |
| 1225 |
pic_set_irq (s->irq, 1);
|
|
| 1226 |
qemu_irq_raise (s->pic[s->irq]);
|
|
| 1226 | 1227 |
if (0 == s->dma_auto) {
|
| 1227 | 1228 |
control (s, 0); |
| 1228 | 1229 |
speaker (s, 0); |
| ... | ... | |
| 1389 | 1390 |
return 0; |
| 1390 | 1391 |
} |
| 1391 | 1392 |
|
| 1392 |
int SB16_init (AudioState *audio) |
|
| 1393 |
int SB16_init (AudioState *audio, qemu_irq *pic)
|
|
| 1393 | 1394 |
{
|
| 1394 | 1395 |
SB16State *s; |
| 1395 | 1396 |
int i; |
| ... | ... | |
| 1409 | 1410 |
} |
| 1410 | 1411 |
|
| 1411 | 1412 |
s->cmd = -1; |
| 1413 |
s->pic = pic; |
|
| 1412 | 1414 |
s->irq = conf.irq; |
| 1413 | 1415 |
s->dma = conf.dma; |
| 1414 | 1416 |
s->hdma = conf.hdma; |
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