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audip fixes (malc)

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@911 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-06-07 20:58:31 +00:00
parent 7ebb5e4139
commit d329a6fb22
2 changed files with 284 additions and 207 deletions
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50
hw/sb16.c
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@ -26,7 +26,10 @@
#define MIN(a, b) ((a)>(b)?(b):(a))
#define LENOFA(a) ((int) (sizeof(a)/sizeof(a[0])))
#define log(...) fprintf (stderr, "sb16: " __VA_ARGS__)
#define log(...) do { \
fprintf (stderr, "sb16: " __VA_ARGS__); \
fputc ('\n', stderr); \
} while (0)
/* #define DEBUG_SB16 */
#ifdef DEBUG_SB16
@ -44,6 +47,8 @@
#define IO_WRITE_PROTO(name) \
void name (void *opaque, uint32_t nport, uint32_t val)
static const char e3[] = "COPYRIGHT (C) CREATIVE TECHNOLOGY LTD, 1992.";
static struct {
int ver_lo;
int ver_hi;
@ -76,7 +81,7 @@ typedef struct SB16State {
int v2x6;
uint8_t in_data[10];
uint8_t out_data[10];
uint8_t out_data[50];
int left_till_irq;
@ -223,6 +228,20 @@ static void command (SB16State *dsp, uint8_t cmd)
/* IMS uses those when probing for sound devices */
return;
case 0x04:
dsp->needed_bytes = 1;
break;
case 0x05:
case 0x0e:
dsp->needed_bytes = 2;
break;
case 0x0f:
dsp->needed_bytes = 1;
dsp_out_data (dsp, 0);
break;
case 0x10:
dsp->needed_bytes = 1;
break;
@ -274,8 +293,8 @@ static void command (SB16State *dsp, uint8_t cmd)
uint8_t d0;
d0 = 4;
if (dsp->fmt_signed) d0 |= 16;
if (dsp->fmt_stereo) d0 |= 32;
/* if (dsp->fmt_signed) d0 |= 16; */
/* if (dsp->fmt_stereo) d0 |= 32; */
dma_cmd (cmd == 0x90 ? 0xc4 : 0xc0, d0, -1);
cmd = -1;
break;
@ -324,6 +343,14 @@ static void command (SB16State *dsp, uint8_t cmd)
dsp_out_data(dsp, sb.ver_hi);
return;
case 0xe3:
{
int i;
for (i = sizeof (e3) - 1; i >= 0; --i)
dsp_out_data (dsp, e3[i]);
return;
}
case 0xf2:
dsp_out_data(dsp, 0xaa);
dsp->mixer_regs[0x82] |= dsp->mixer_regs[0x80];
@ -360,6 +387,11 @@ static void complete (SB16State *dsp)
}
else {
switch (dsp->cmd) {
case 0x05:
case 0x04:
case 0x0e:
case 0x0f:
break;
case 0x10:
break;
@ -425,8 +457,10 @@ static IO_WRITE_PROTO (dsp_write)
iport = nport - sb.port;
ldebug ("write %#x %#x\n", nport, iport);
switch (iport) {
case 0x6:
control (0);
if (0 == val)
dsp->v2x6 = 0;
else if ((1 == val) && (0 == dsp->v2x6)) {
@ -477,7 +511,7 @@ static IO_READ_PROTO (dsp_read)
if (dsp->out_data_len) {
retval = dsp->out_data[--dsp->out_data_len];
} else {
log("empty output buffer\n");
log("empty output buffer");
goto error;
}
break;
@ -487,7 +521,7 @@ static IO_READ_PROTO (dsp_read)
break;
case 0xd: /* timer interrupt clear */
log("timer interrupt clear\n");
log("timer interrupt clear");
goto error;
case 0xe: /* data available status | irq 8 ack */
@ -669,7 +703,7 @@ static int magic_of_irq (int irq)
case 10:
return 8;
default:
log ("bad irq %d\n", irq);
log ("bad irq %d", irq);
return 2;
}
}
@ -687,7 +721,7 @@ static int irq_of_magic (int magic)
case 8:
return 10;
default:
log ("bad irq magic %d\n", magic);
log ("bad irq magic %d", magic);
return 2;
}
}