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Add support for the Aztech 2320 chip.

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Reviewed by:	cg
Obtained from:	NetBSD (partly)
This commit is contained in:
Thomas Gellekum 2002-02-05 12:09:23 +00:00
parent 115f46ff8f
commit cc9f4eb939
1 changed files with 45 additions and 0 deletions
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45
sys/dev/sound/isa/mss.c
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@ -33,6 +33,7 @@ SND_DECLARE_FILE("$FreeBSD$");
/* board-specific include files */
#include <dev/sound/isa/mss.h>
#include <dev/sound/isa/sb.h>
#include <dev/sound/chip.h>
#include "mixer_if.h"
@ -1870,6 +1871,40 @@ DRIVER_MODULE(snd_mss, isa, mss_driver, pcm_devclass, 0, 0);
MODULE_DEPEND(snd_mss, snd_pcm, PCM_MINVER, PCM_PREFVER, PCM_MAXVER);
MODULE_VERSION(snd_mss, 1);
static int
azt2320_mss_mode(struct mss_info *mss, device_t dev)
{
struct resource *sbport;
int i, ret, rid;
rid = 0;
ret = -1;
sbport = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
0, ~0, 1, RF_ACTIVE);
if (sbport) {
for (i = 0; i < 1000; i++) {
if ((port_rd(sbport, SBDSP_STATUS) & 0x80))
DELAY((i > 100) ? 1000 : 10);
else {
port_wr(sbport, SBDSP_CMD, 0x09);
break;
}
}
for (i = 0; i < 1000; i++) {
if ((port_rd(sbport, SBDSP_STATUS) & 0x80))
DELAY((i > 100) ? 1000 : 10);
else {
port_wr(sbport, SBDSP_CMD, 0x00);
ret = 0;
break;
}
}
DELAY(1000);
bus_release_resource(dev, SYS_RES_IOPORT, rid, sbport);
}
return ret;
}
static struct isa_pnp_id pnpmss_ids[] = {
{0x0000630e, "CS423x"}, /* CSC0000 */
{0x0001630e, "CS423x-PCI"}, /* CSC0100 */
@ -1880,6 +1915,7 @@ static struct isa_pnp_id pnpmss_ids[] = {
{0x5092143e, "OPTi925"}, /* OPT9250 XXX guess */
{0x0000143e, "OPTi924"}, /* OPT0924 */
{0x1022b839, "Neomagic 256AV (non-ac97)"}, /* NMX2210 */
{0x01005407, "Aztech 2320"}, /* AZT0001 */
#if 0
{0x0000561e, "GusPnP"}, /* GRV0000 */
#endif
@ -1959,6 +1995,15 @@ pnpmss_attach(device_t dev)
mss->io_rid = 1;
break;
case 0x01005407: /* AZT0001 */
/* put into MSS mode first (snatched from NetBSD) */
if (azt2320_mss_mode(mss, dev) == -1)
return ENXIO;
mss->bd_flags |= BD_F_MSS_OFFSET;
mss->io_rid = 2;
break;
#if 0
case 0x0000561e: /* GRV0000 */
mss->bd_flags |= BD_F_MSS_OFFSET;