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NetBSD/sys/arch/macppc/dev/awacs.c
thorpej d470cda51b Use PAGE_SIZE rather than NBPG.
2003-04-02 02:56:40 +00:00

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/* $NetBSD: awacs.c,v 1.17 2003/04/02 03:04:02 thorpej Exp $ */
/*-
* Copyright (c) 2000 Tsubai Masanari. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/param.h>
#include <sys/audioio.h>
#include <sys/device.h>
#include <sys/malloc.h>
#include <sys/systm.h>
#include <dev/auconv.h>
#include <dev/audio_if.h>
#include <dev/mulaw.h>
#include <uvm/uvm_extern.h>
#include <machine/autoconf.h>
#include <machine/pio.h>
#include <dev/ofw/openfirm.h>
#include <macppc/dev/dbdma.h>
#ifdef AWACS_DEBUG
# define DPRINTF printf
#else
# define DPRINTF while (0) printf
#endif
/* sc_flags values */
#define AWACS_CAP_BSWAP 0x0001
struct awacs_softc {
struct device sc_dev;
int sc_flags;
void (*sc_ointr)(void *); /* dma completion intr handler */
void *sc_oarg; /* arg for sc_ointr() */
int sc_opages; /* # of output pages */
void (*sc_iintr)(void *); /* dma completion intr handler */
void *sc_iarg; /* arg for sc_iintr() */
u_int sc_record_source; /* recording source mask */
u_int sc_output_mask; /* output source mask */
char *sc_reg;
u_int sc_codecctl0;
u_int sc_codecctl1;
u_int sc_codecctl2;
u_int sc_codecctl4;
u_int sc_soundctl;
struct dbdma_regmap *sc_odma;
struct dbdma_regmap *sc_idma;
struct dbdma_command *sc_odmacmd;
struct dbdma_command *sc_idmacmd;
};
int awacs_match(struct device *, struct cfdata *, void *);
void awacs_attach(struct device *, struct device *, void *);
int awacs_intr(void *);
int awacs_open(void *, int);
void awacs_close(void *);
int awacs_query_encoding(void *, struct audio_encoding *);
int awacs_set_params(void *, int, int, struct audio_params *,
struct audio_params *);
int awacs_round_blocksize(void *, int);
int awacs_trigger_output(void *, void *, void *, int, void (*)(void *),
void *, struct audio_params *);
int awacs_trigger_input(void *, void *, void *, int, void (*)(void *),
void *, struct audio_params *);
int awacs_halt_output(void *);
int awacs_halt_input(void *);
int awacs_getdev(void *, struct audio_device *);
int awacs_set_port(void *, mixer_ctrl_t *);
int awacs_get_port(void *, mixer_ctrl_t *);
int awacs_query_devinfo(void *, mixer_devinfo_t *);
size_t awacs_round_buffersize(void *, int, size_t);
paddr_t awacs_mappage(void *, void *, off_t, int);
int awacs_get_props(void *);
static inline u_int awacs_read_reg(struct awacs_softc *, int);
static inline void awacs_write_reg(struct awacs_softc *, int, int);
void awacs_write_codec(struct awacs_softc *, int);
void awacs_set_speaker_volume(struct awacs_softc *, int, int);
void awacs_set_ext_volume(struct awacs_softc *, int, int);
int awacs_set_rate(struct awacs_softc *, struct audio_params *);
static void mono16_to_stereo16(void *, u_char *, int);
static void swap_bytes_mono16_to_stereo16(void *, u_char *, int);
CFATTACH_DECL(awacs, sizeof(struct awacs_softc),
awacs_match, awacs_attach, NULL, NULL);
struct audio_hw_if awacs_hw_if = {
awacs_open,
awacs_close,
NULL,
awacs_query_encoding,
awacs_set_params,
awacs_round_blocksize,
NULL,
NULL,
NULL,
NULL,
NULL,
awacs_halt_output,
awacs_halt_input,
NULL,
awacs_getdev,
NULL,
awacs_set_port,
awacs_get_port,
awacs_query_devinfo,
NULL,
NULL,
awacs_round_buffersize,
awacs_mappage,
awacs_get_props,
awacs_trigger_output,
awacs_trigger_input,
NULL,
};
struct audio_device awacs_device = {
"AWACS",
"",
"awacs"
};
/* register offset */
#define AWACS_SOUND_CTRL 0x00
#define AWACS_CODEC_CTRL 0x10
#define AWACS_CODEC_STATUS 0x20
#define AWACS_CLIP_COUNT 0x30
#define AWACS_BYTE_SWAP 0x40
/* sound control */
#define AWACS_INPUT_SUBFRAME0 0x00000001
#define AWACS_INPUT_SUBFRAME1 0x00000002
#define AWACS_INPUT_SUBFRAME2 0x00000004
#define AWACS_INPUT_SUBFRAME3 0x00000008
#define AWACS_OUTPUT_SUBFRAME0 0x00000010
#define AWACS_OUTPUT_SUBFRAME1 0x00000020
#define AWACS_OUTPUT_SUBFRAME2 0x00000040
#define AWACS_OUTPUT_SUBFRAME3 0x00000080
#define AWACS_RATE_44100 0x00000000
#define AWACS_RATE_29400 0x00000100
#define AWACS_RATE_22050 0x00000200
#define AWACS_RATE_17640 0x00000300
#define AWACS_RATE_14700 0x00000400
#define AWACS_RATE_11025 0x00000500
#define AWACS_RATE_8820 0x00000600
#define AWACS_RATE_7350 0x00000700
#define AWACS_RATE_MASK 0x00000700
/* codec control */
#define AWACS_CODEC_ADDR0 0x00000000
#define AWACS_CODEC_ADDR1 0x00001000
#define AWACS_CODEC_ADDR2 0x00002000
#define AWACS_CODEC_ADDR4 0x00004000
#define AWACS_CODEC_EMSEL0 0x00000000
#define AWACS_CODEC_EMSEL1 0x00400000
#define AWACS_CODEC_EMSEL2 0x00800000
#define AWACS_CODEC_EMSEL4 0x00c00000
#define AWACS_CODEC_BUSY 0x01000000
/* cc0 */
#define AWACS_DEFAULT_CD_GAIN 0x000000bb
#define AWACS_INPUT_CD 0x00000200
#define AWACS_INPUT_LINE 0x00000400
#define AWACS_INPUT_MICROPHONE 0x00000800
#define AWACS_INPUT_MASK 0x00000e00
/* cc1 */
#define AWACS_MUTE_SPEAKER 0x00000080
#define AWACS_MUTE_HEADPHONE 0x00000200
int
awacs_match(parent, match, aux)
struct device *parent;
struct cfdata *match;
void *aux;
{
struct confargs *ca = aux;
if (strcmp(ca->ca_name, "i2s") == 0)
return 1;
if (strcmp(ca->ca_name, "awacs") != 0 &&
strcmp(ca->ca_name, "davbus") != 0)
return 0;
if (ca->ca_nreg < 24 || ca->ca_nintr < 12)
return 0;
return 1;
}
void
awacs_attach(parent, self, aux)
struct device *parent;
struct device *self;
void *aux;
{
struct awacs_softc *sc = (struct awacs_softc *)self;
struct confargs *ca = aux;
int cirq, oirq, iirq, cirq_type, oirq_type, iirq_type;
ca->ca_reg[0] += ca->ca_baseaddr;
ca->ca_reg[2] += ca->ca_baseaddr;
ca->ca_reg[4] += ca->ca_baseaddr;
sc->sc_reg = mapiodev(ca->ca_reg[0], ca->ca_reg[1]);
sc->sc_odma = mapiodev(ca->ca_reg[2], ca->ca_reg[3]); /* out */
sc->sc_idma = mapiodev(ca->ca_reg[4], ca->ca_reg[5]); /* in */
sc->sc_odmacmd = dbdma_alloc(20 * sizeof(struct dbdma_command));
sc->sc_idmacmd = dbdma_alloc(20 * sizeof(struct dbdma_command));
if (strcmp(ca->ca_name, "i2s") == 0) {
int node, intr[6];
node = OF_child(ca->ca_node);
if (node == NULL) {
printf("no i2s-a child\n");
return;
}
if (OF_getprop(node, "interrupts", intr, sizeof(intr)) == -1) {
printf("no interrupt property\n");
return;
}
cirq = intr[0];
oirq = intr[2];
iirq = intr[4];
cirq_type = intr[1] ? IST_LEVEL : IST_EDGE;
oirq_type = intr[3] ? IST_LEVEL : IST_EDGE;
iirq_type = intr[5] ? IST_LEVEL : IST_EDGE;
} else if (ca->ca_nintr == 24) {
cirq = ca->ca_intr[0];
oirq = ca->ca_intr[2];
iirq = ca->ca_intr[4];
cirq_type = ca->ca_intr[1] ? IST_LEVEL : IST_EDGE;
oirq_type = ca->ca_intr[3] ? IST_LEVEL : IST_EDGE;
iirq_type = ca->ca_intr[5] ? IST_LEVEL : IST_EDGE;
} else {
cirq = ca->ca_intr[0];
oirq = ca->ca_intr[1];
iirq = ca->ca_intr[2];
cirq_type = oirq_type = iirq_type = IST_LEVEL;
}
intr_establish(cirq, cirq_type, IPL_AUDIO, awacs_intr, sc);
intr_establish(oirq, oirq_type, IPL_AUDIO, awacs_intr, sc);
/* intr_establish(iirq, iirq_type, IPL_AUDIO, awacs_intr, sc); */
printf(": irq %d,%d,%d\n", cirq, oirq, iirq);
/* XXX Uni-North based models don't have byteswap capability. */
if (OF_finddevice("/uni-n") == -1)
sc->sc_flags |= AWACS_CAP_BSWAP;
sc->sc_soundctl = AWACS_INPUT_SUBFRAME0 | AWACS_OUTPUT_SUBFRAME0 |
AWACS_RATE_44100;
awacs_write_reg(sc, AWACS_SOUND_CTRL, sc->sc_soundctl);
sc->sc_codecctl0 = AWACS_CODEC_ADDR0 | AWACS_CODEC_EMSEL0;
sc->sc_codecctl1 = AWACS_CODEC_ADDR1 | AWACS_CODEC_EMSEL0;
sc->sc_codecctl2 = AWACS_CODEC_ADDR2 | AWACS_CODEC_EMSEL0;
sc->sc_codecctl4 = AWACS_CODEC_ADDR4 | AWACS_CODEC_EMSEL0;
sc->sc_codecctl0 |= AWACS_INPUT_CD | AWACS_DEFAULT_CD_GAIN;
awacs_write_codec(sc, sc->sc_codecctl0);
/* Set initial volume[s] */
awacs_set_speaker_volume(sc, 80, 80);
/* Set loopback (for CD?) */
/* sc->sc_codecctl1 |= 0x440; */
sc->sc_codecctl1 |= 0x40;
awacs_write_codec(sc, sc->sc_codecctl1);
/* default output to speakers */
sc->sc_output_mask = 1 << 0;
sc->sc_codecctl1 &= ~AWACS_MUTE_SPEAKER;
sc->sc_codecctl1 |= AWACS_MUTE_HEADPHONE;
awacs_write_codec(sc, sc->sc_codecctl1);
/* default input from CD */
sc->sc_record_source = 1 << 0;
sc->sc_codecctl0 &= ~AWACS_INPUT_MASK;
sc->sc_codecctl0 |= AWACS_INPUT_CD;
awacs_write_codec(sc, sc->sc_codecctl0);
/* Enable interrupts and looping mode. */
/* XXX ... */
audio_attach_mi(&awacs_hw_if, sc, &sc->sc_dev);
}
static inline u_int
awacs_read_reg(sc, reg)
struct awacs_softc *sc;
int reg;
{
char *addr = sc->sc_reg;
return in32rb(addr + reg);
}
static inline void
awacs_write_reg(sc, reg, val)
struct awacs_softc *sc;
int reg, val;
{
char *addr = sc->sc_reg;
out32rb(addr + reg, val);
}
void
awacs_write_codec(sc, value)
struct awacs_softc *sc;
int value;
{
awacs_write_reg(sc, AWACS_CODEC_CTRL, value);
while (awacs_read_reg(sc, AWACS_CODEC_CTRL) & AWACS_CODEC_BUSY);
}
int
awacs_intr(v)
void *v;
{
struct awacs_softc *sc = v;
struct dbdma_command *cmd = sc->sc_odmacmd;
int count = sc->sc_opages;
int status;
/* Fill used buffer(s). */
while (count-- > 0) {
/* if DBDMA_INT_ALWAYS */
if (in16rb(&cmd->d_command) & 0x30) { /* XXX */
status = in16rb(&cmd->d_status);
cmd->d_status = 0;
if (status) /* status == 0x8400 */
if (sc->sc_ointr)
(*sc->sc_ointr)(sc->sc_oarg);
}
cmd++;
}
return 1;
}
int
awacs_open(h, flags)
void *h;
int flags;
{
return 0;
}
/*
* Close function is called at splaudio().
*/
void
awacs_close(h)
void *h;
{
struct awacs_softc *sc = h;
awacs_halt_output(sc);
awacs_halt_input(sc);
sc->sc_ointr = 0;
sc->sc_iintr = 0;
}
int
awacs_query_encoding(h, ae)
void *h;
struct audio_encoding *ae;
{
struct awacs_softc *sc = h;
ae->flags = AUDIO_ENCODINGFLAG_EMULATED;
switch (ae->index) {
case 0:
strcpy(ae->name, AudioEslinear);
ae->encoding = AUDIO_ENCODING_SLINEAR;
ae->precision = 16;
ae->flags = 0;
return 0;
case 1:
strcpy(ae->name, AudioEslinear_be);
ae->encoding = AUDIO_ENCODING_SLINEAR_BE;
ae->precision = 16;
ae->flags = 0;
return 0;
case 2:
strcpy(ae->name, AudioEslinear_le);
ae->encoding = AUDIO_ENCODING_SLINEAR_LE;
ae->precision = 16;
if (sc->sc_flags & AWACS_CAP_BSWAP)
ae->flags = 0;
return 0;
case 3:
strcpy(ae->name, AudioEulinear_be);
ae->encoding = AUDIO_ENCODING_ULINEAR_BE;
ae->precision = 16;
return 0;
case 4:
strcpy(ae->name, AudioEulinear_le);
ae->encoding = AUDIO_ENCODING_ULINEAR_LE;
ae->precision = 16;
return 0;
case 5:
strcpy(ae->name, AudioEmulaw);
ae->encoding = AUDIO_ENCODING_ULAW;
ae->precision = 8;
return 0;
case 6:
strcpy(ae->name, AudioEalaw);
ae->encoding = AUDIO_ENCODING_ALAW;
ae->precision = 8;
return 0;
default:
return EINVAL;
}
}
static void
mono16_to_stereo16(v, p, cc)
void *v;
u_char *p;
int cc;
{
int x;
int16_t *src, *dst;
src = (void *)(p + cc);
dst = (void *)(p + cc * 2);
while (cc > 0) {
x = *--src;
*--dst = x;
*--dst = x;
cc -= 2;
}
}
static void
swap_bytes_mono16_to_stereo16(v, p, cc)
void *v;
u_char *p;
int cc;
{
swap_bytes(v, p, cc);
mono16_to_stereo16(v, p, cc);
}
int
awacs_set_params(h, setmode, usemode, play, rec)
void *h;
int setmode, usemode;
struct audio_params *play, *rec;
{
struct awacs_softc *sc = h;
struct audio_params *p;
int mode;
/*
* This device only has one clock, so make the sample rates match.
*/
if (play->sample_rate != rec->sample_rate &&
usemode == (AUMODE_PLAY | AUMODE_RECORD)) {
if (setmode == AUMODE_PLAY) {
rec->sample_rate = play->sample_rate;
setmode |= AUMODE_RECORD;
} else if (setmode == AUMODE_RECORD) {
play->sample_rate = rec->sample_rate;
setmode |= AUMODE_PLAY;
} else
return EINVAL;
}
for (mode = AUMODE_RECORD; mode != -1;
mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) {
if ((setmode & mode) == 0)
continue;
p = mode == AUMODE_PLAY ? play : rec;
if (p->sample_rate < 4000 || p->sample_rate > 50000 ||
(p->precision != 8 && p->precision != 16) ||
(p->channels != 1 && p->channels != 2))
return EINVAL;
p->factor = 1;
p->sw_code = 0;
awacs_write_reg(sc, AWACS_BYTE_SWAP, 0);
switch (p->encoding) {
case AUDIO_ENCODING_SLINEAR_LE:
if (sc->sc_flags & AWACS_CAP_BSWAP)
awacs_write_reg(sc, AWACS_BYTE_SWAP, 1);
else {
if (p->channels == 2 && p->precision == 16) {
p->sw_code = swap_bytes;
break;
}
if (p->channels == 1 && p->precision == 16) {
p->factor = 2;
p->sw_code =
swap_bytes_mono16_to_stereo16;
break;
}
return EINVAL;
}
case AUDIO_ENCODING_SLINEAR_BE:
if (p->channels == 1 && p->precision == 16) {
p->factor = 2;
p->sw_code = mono16_to_stereo16;
break;
}
if (p->channels == 2 && p->precision == 16)
break;
return EINVAL;
case AUDIO_ENCODING_ULINEAR_LE:
if (p->channels == 2 && p->precision == 16) {
p->sw_code = swap_bytes_change_sign16_be;
break;
}
return EINVAL;
case AUDIO_ENCODING_ULINEAR_BE:
if (p->channels == 2 && p->precision == 16) {
p->sw_code = change_sign16_be;
break;
}
return EINVAL;
case AUDIO_ENCODING_ULAW:
if (mode == AUMODE_PLAY) {
p->factor = 2;
p->sw_code = mulaw_to_slinear16_be;
break;
} else
break; /* XXX */
return EINVAL;
case AUDIO_ENCODING_ALAW:
if (mode == AUMODE_PLAY) {
p->factor = 2;
p->sw_code = alaw_to_slinear16_be;
break;
}
return EINVAL;
default:
return EINVAL;
}
}
/* Set the speed */
if (awacs_set_rate(sc, p))
return EINVAL;
return 0;
}
int
awacs_round_blocksize(h, size)
void *h;
int size;
{
if (size < PAGE_SIZE)
size = PAGE_SIZE;
return size & ~PGOFSET;
}
int
awacs_halt_output(h)
void *h;
{
struct awacs_softc *sc = h;
dbdma_stop(sc->sc_odma);
dbdma_reset(sc->sc_odma);
return 0;
}
int
awacs_halt_input(h)
void *h;
{
struct awacs_softc *sc = h;
dbdma_stop(sc->sc_idma);
dbdma_reset(sc->sc_idma);
return 0;
}
int
awacs_getdev(h, retp)
void *h;
struct audio_device *retp;
{
*retp = awacs_device;
return 0;
}
enum {
AWACS_MONITOR_CLASS,
AWACS_OUTPUT_CLASS,
AWACS_RECORD_CLASS,
AWACS_OUTPUT_SELECT,
AWACS_VOL_SPEAKER,
AWACS_VOL_HEADPHONE,
AWACS_INPUT_SELECT,
AWACS_VOL_INPUT,
AWACS_ENUM_LAST
};
int
awacs_set_port(h, mc)
void *h;
mixer_ctrl_t *mc;
{
struct awacs_softc *sc = h;
int l, r;
DPRINTF("awacs_set_port dev = %d, type = %d\n", mc->dev, mc->type);
l = mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT];
r = mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT];
switch (mc->dev) {
case AWACS_OUTPUT_SELECT:
/* No change necessary? */
if (mc->un.mask == sc->sc_output_mask)
return 0;
sc->sc_codecctl1 |= AWACS_MUTE_SPEAKER | AWACS_MUTE_HEADPHONE;
if (mc->un.mask & 1 << 0)
sc->sc_codecctl1 &= ~AWACS_MUTE_SPEAKER;
if (mc->un.mask & 1 << 1)
sc->sc_codecctl1 &= ~AWACS_MUTE_HEADPHONE;
awacs_write_codec(sc, sc->sc_codecctl1);
sc->sc_output_mask = mc->un.mask;
return 0;
case AWACS_VOL_SPEAKER:
awacs_set_speaker_volume(sc, l, r);
return 0;
case AWACS_VOL_HEADPHONE:
awacs_set_ext_volume(sc, l, r);
return 0;
case AWACS_INPUT_SELECT:
/* no change necessary? */
if (mc->un.mask == sc->sc_record_source)
return 0;
switch (mc->un.mask) {
case 1 << 0: /* CD */
sc->sc_codecctl0 &= ~AWACS_INPUT_MASK;
sc->sc_codecctl0 |= AWACS_INPUT_CD;
awacs_write_codec(sc, sc->sc_codecctl0);
break;
case 1 << 1: /* microphone */
sc->sc_codecctl0 &= ~AWACS_INPUT_MASK;
sc->sc_codecctl0 |= AWACS_INPUT_MICROPHONE;
awacs_write_codec(sc, sc->sc_codecctl0);
break;
case 1 << 2: /* line in */
sc->sc_codecctl0 &= ~AWACS_INPUT_MASK;
sc->sc_codecctl0 |= AWACS_INPUT_LINE;
awacs_write_codec(sc, sc->sc_codecctl0);
break;
default: /* invalid argument */
return EINVAL;
}
sc->sc_record_source = mc->un.mask;
return 0;
case AWACS_VOL_INPUT:
sc->sc_codecctl0 &= ~0xff;
sc->sc_codecctl0 |= (l & 0xf0) | (r >> 4);
awacs_write_codec(sc, sc->sc_codecctl0);
return 0;
}
return ENXIO;
}
int
awacs_get_port(h, mc)
void *h;
mixer_ctrl_t *mc;
{
struct awacs_softc *sc = h;
int vol, l, r;
DPRINTF("awacs_get_port dev = %d, type = %d\n", mc->dev, mc->type);
switch (mc->dev) {
case AWACS_OUTPUT_SELECT:
mc->un.mask = sc->sc_output_mask;
return 0;
case AWACS_VOL_SPEAKER:
vol = sc->sc_codecctl4;
l = (15 - ((vol & 0x3c0) >> 6)) * 16;
r = (15 - (vol & 0x0f)) * 16;
mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = l;
mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = r;
return 0;
case AWACS_VOL_HEADPHONE:
vol = sc->sc_codecctl2;
l = (15 - ((vol & 0x3c0) >> 6)) * 16;
r = (15 - (vol & 0x0f)) * 16;
mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = l;
mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = r;
return 0;
case AWACS_INPUT_SELECT:
mc->un.mask = sc->sc_record_source;
return 0;
case AWACS_VOL_INPUT:
vol = sc->sc_codecctl0 & 0xff;
l = (vol & 0xf0);
r = (vol & 0x0f) << 4;
mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = l;
mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = r;
return 0;
default:
return ENXIO;
}
return 0;
}
int
awacs_query_devinfo(h, dip)
void *h;
mixer_devinfo_t *dip;
{
DPRINTF("query_devinfo %d\n", dip->index);
switch (dip->index) {
case AWACS_OUTPUT_SELECT:
dip->mixer_class = AWACS_MONITOR_CLASS;
strcpy(dip->label.name, AudioNoutput);
dip->type = AUDIO_MIXER_SET;
dip->prev = dip->next = AUDIO_MIXER_LAST;
dip->un.s.num_mem = 2;
strcpy(dip->un.s.member[0].label.name, AudioNspeaker);
dip->un.s.member[0].mask = 1 << 0;
strcpy(dip->un.s.member[1].label.name, AudioNheadphone);
dip->un.s.member[1].mask = 1 << 1;
return 0;
case AWACS_VOL_SPEAKER:
dip->mixer_class = AWACS_OUTPUT_CLASS;
strcpy(dip->label.name, AudioNspeaker);
dip->type = AUDIO_MIXER_VALUE;
dip->prev = dip->next = AUDIO_MIXER_LAST;
dip->un.v.num_channels = 2;
strcpy(dip->un.v.units.name, AudioNvolume);
return 0;
case AWACS_VOL_HEADPHONE:
dip->mixer_class = AWACS_OUTPUT_CLASS;
strcpy(dip->label.name, AudioNheadphone);
dip->type = AUDIO_MIXER_VALUE;
dip->prev = dip->next = AUDIO_MIXER_LAST;
dip->un.v.num_channels = 2;
strcpy(dip->un.v.units.name, AudioNvolume);
return 0;
case AWACS_INPUT_SELECT:
dip->mixer_class = AWACS_RECORD_CLASS;
strcpy(dip->label.name, AudioNsource);
dip->type = AUDIO_MIXER_SET;
dip->prev = dip->next = AUDIO_MIXER_LAST;
dip->un.s.num_mem = 3;
strcpy(dip->un.s.member[0].label.name, AudioNcd);
dip->un.s.member[0].mask = 1 << 0;
strcpy(dip->un.s.member[1].label.name, AudioNmicrophone);
dip->un.s.member[1].mask = 1 << 1;
strcpy(dip->un.s.member[2].label.name, AudioNline);
dip->un.s.member[2].mask = 1 << 2;
return 0;
case AWACS_VOL_INPUT:
dip->mixer_class = AWACS_RECORD_CLASS;
strcpy(dip->label.name, AudioNrecord);
dip->type = AUDIO_MIXER_VALUE;
dip->prev = dip->next = AUDIO_MIXER_LAST;
dip->un.v.num_channels = 2;
strcpy(dip->un.v.units.name, AudioNvolume);
return 0;
case AWACS_MONITOR_CLASS:
dip->mixer_class = AWACS_MONITOR_CLASS;
strcpy(dip->label.name, AudioCmonitor);
dip->type = AUDIO_MIXER_CLASS;
dip->next = dip->prev = AUDIO_MIXER_LAST;
return 0;
case AWACS_OUTPUT_CLASS:
dip->mixer_class = AWACS_OUTPUT_CLASS;
strcpy(dip->label.name, AudioCoutputs);
dip->type = AUDIO_MIXER_CLASS;
dip->next = dip->prev = AUDIO_MIXER_LAST;
return 0;
case AWACS_RECORD_CLASS:
dip->mixer_class = AWACS_RECORD_CLASS;
strcpy(dip->label.name, AudioCrecord);
dip->type = AUDIO_MIXER_CLASS;
dip->next = dip->prev = AUDIO_MIXER_LAST;
return 0;
}
return ENXIO;
}
size_t
awacs_round_buffersize(h, dir, size)
void *h;
int dir;
size_t size;
{
if (size > 65536)
size = 65536;
return size;
}
paddr_t
awacs_mappage(h, mem, off, prot)
void *h;
void *mem;
off_t off;
int prot;
{
if (off < 0)
return -1;
return -1; /* XXX */
}
int
awacs_get_props(h)
void *h;
{
return AUDIO_PROP_FULLDUPLEX /* | AUDIO_PROP_MMAP */;
}
int
awacs_trigger_output(h, start, end, bsize, intr, arg, param)
void *h;
void *start, *end;
int bsize;
void (*intr)(void *);
void *arg;
struct audio_params *param;
{
struct awacs_softc *sc = h;
struct dbdma_command *cmd = sc->sc_odmacmd;
vaddr_t va;
int i, len, intmode;
DPRINTF("trigger_output %p %p 0x%x\n", start, end, bsize);
sc->sc_ointr = intr;
sc->sc_oarg = arg;
sc->sc_opages = ((char *)end - (char *)start) / PAGE_SIZE;
#ifdef DIAGNOSTIC
if (sc->sc_opages > 16)
panic("awacs_trigger_output");
#endif
va = (vaddr_t)start;
len = 0;
for (i = sc->sc_opages; i > 0; i--) {
len += PAGE_SIZE;
if (len < bsize)
intmode = DBDMA_INT_NEVER;
else {
len = 0;
intmode = DBDMA_INT_ALWAYS;
}
DBDMA_BUILD(cmd, DBDMA_CMD_OUT_MORE, 0, PAGE_SIZE, vtophys(va),
intmode, DBDMA_WAIT_NEVER, DBDMA_BRANCH_NEVER);
va += PAGE_SIZE;
cmd++;
}
DBDMA_BUILD(cmd, DBDMA_CMD_NOP, 0, 0, 0,
DBDMA_INT_NEVER, DBDMA_WAIT_NEVER, DBDMA_BRANCH_ALWAYS);
dbdma_st32(&cmd->d_cmddep, vtophys((vaddr_t)sc->sc_odmacmd));
dbdma_start(sc->sc_odma, sc->sc_odmacmd);
return 0;
}
int
awacs_trigger_input(h, start, end, bsize, intr, arg, param)
void *h;
void *start, *end;
int bsize;
void (*intr)(void *);
void *arg;
struct audio_params *param;
{
printf("awacs_trigger_input called\n");
return 1;
}
void
awacs_set_speaker_volume(sc, left, right)
struct awacs_softc *sc;
int left, right;
{
int lval = 15 - (left & 0xff) / 16;
int rval = 15 - (right & 0xff) / 16;
DPRINTF("speaker_volume %d %d\n", lval, rval);
sc->sc_codecctl4 &= ~0x3cf;
sc->sc_codecctl4 |= (lval << 6) | rval;
awacs_write_codec(sc, sc->sc_codecctl4);
}
void
awacs_set_ext_volume(sc, left, right)
struct awacs_softc *sc;
int left, right;
{
int lval = 15 - (left & 0xff) / 16;
int rval = 15 - (right & 0xff) / 16;
DPRINTF("ext_volume %d %d\n", lval, rval);
sc->sc_codecctl2 &= ~0x3cf;
sc->sc_codecctl2 |= (lval << 6) | rval;
awacs_write_codec(sc, sc->sc_codecctl2);
}
int
awacs_set_rate(sc, p)
struct awacs_softc *sc;
struct audio_params *p;
{
int c;
switch (p->sample_rate) {
case 48000:
p->hw_sample_rate = 44100;
c = AWACS_RATE_44100;
break;
case 44100:
c = AWACS_RATE_44100;
break;
case 29400:
c = AWACS_RATE_29400;
break;
case 22050:
c = AWACS_RATE_22050;
break;
case 17640:
c = AWACS_RATE_17640;
break;
case 14700:
c = AWACS_RATE_14700;
break;
case 11025:
c = AWACS_RATE_11025;
break;
case 8820:
c = AWACS_RATE_8820;
break;
case 8000: /* XXX */
case 7350:
c = AWACS_RATE_7350;
break;
default:
return -1;
}
sc->sc_soundctl &= ~AWACS_RATE_MASK;
sc->sc_soundctl |= c;
awacs_write_reg(sc, AWACS_SOUND_CTRL, sc->sc_soundctl);
return 0;
}
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