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freebsd-dev/sys/pci/es1370.c
Peter Wemm c3aac50f28 $Id$ -> $FreeBSD$
1999-08-28 01:08:13 +00:00

1124 lines
25 KiB
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/*
* Support the ENSONIQ AudioPCI board based on the ES1370 and Codec
* AK4531.
*
* Copyright (c) 1998 by Joachim Kuebart. 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. All advertising materials mentioning features or use of this
* software must display the following acknowledgement:
* This product includes software developed by Joachim Kuebart.
*
* 4. 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 ``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.
*
* $FreeBSD$
*/
#include "pcm.h"
#include <sys/param.h>
#include <sys/queue.h>
#include <sys/kernel.h>
#include <machine/bus_pio.h>
#include <machine/bus_memio.h>
#include <machine/bus.h>
#include <pci/pcireg.h>
#include <pci/pcivar.h>
#include <pci/es1370_reg.h>
#include <i386/isa/snd/sound.h>
#define DSP_ULAW_NOT_WANTED
#include <i386/isa/snd/ulaw.h>
/* -------------------------------------------------------------------- */
/*
* #defines
*/
#ifdef __alpha__
#define IO_SPACE_MAPPING ALPHA_BUS_SPACE_IO
#define MEM_SPACE_MAPPING ALPHA_BUS_SPACE_MEM
#else /* not __alpha__ */
#define IO_SPACE_MAPPING I386_BUS_SPACE_IO
#define MEM_SPACE_MAPPING I386_BUS_SPACE_MEM
#endif /* not __alpha__ */
#define DMA_ALIGN_THRESHOLD 4
#define DMA_ALIGN_MASK (~(DMA_ALIGN_THRESHOLD - 1))
#define DMA_READ_THRESHOLD 0x200
#define MEM_MAP_REG 0x14
#define UNIT(minor) ((minor) >> 4)
#define DEV(minor) ((minor) & 0xf)
/* -------------------------------------------------------------------- */
/*
* PCI IDs of supported chips
*/
#define ES1370_PCI_ID 0x50001274
/* -------------------------------------------------------------------- */
/*
* device private data
*/
struct es_info {
bus_space_tag_t st;
bus_space_handle_t sh;
bus_dma_tag_t parent_dmat;
bus_dmamap_t dmam_in, dmam_out;
/* Contents of board's registers */
u_long ctrl;
u_long sctrl;
};
/* -------------------------------------------------------------------- */
/*
* prototypes
*/
static void dma_wrintr(snddev_info *);
static void dma_rdintr(snddev_info *);
static int es_init(snddev_info *);
static snd_callback_t es_callback;
static d_open_t es_dsp_open;
static d_close_t es_dsp_close;
static d_ioctl_t es_dsp_ioctl;
static d_read_t es_dsp_read;
static d_write_t es_dsp_write;
static void es_intr(void *);
static int es_rdabort(snddev_info *);
static void es_rd_map(void *, bus_dma_segment_t *, int, int);
static int es_wrabort(snddev_info *);
static void es_wr_map(void *, bus_dma_segment_t *, int, int);
static const char *es_pci_probe __P((pcici_t, pcidi_t));
static void es_pci_attach __P((pcici_t, int));
static int es_rd_dmaupdate(snddev_info *);
static d_select_t es_select;
static int es_wr_dmaupdate(snddev_info *);
static int alloc_dmabuf(snddev_info *, int);
static int write_codec(snddev_info *, u_char, u_char);
/* -------------------------------------------------------------------- */
/*
* PCI driver and PCM driver method tables
*/
static struct pci_device es_pci_driver = {
"pcm",
es_pci_probe,
es_pci_attach,
&nsnd,
NULL
};
COMPAT_PCI_DRIVER(es_pci, es_pci_driver);
static snddev_info es_op_desc = {
"ENSONIQ AudioPCI",
0, /* type, apparently unused */
NULL, /* ISA probe */
NULL, /* ISA attach */
es_dsp_open,
es_dsp_close,
es_dsp_read,
es_dsp_write,
es_dsp_ioctl,
es_select,
NULL, /* Interrupt Service Routine */
es_callback,
ES_BUFFSIZE,
AFMT_FULLDUPLEX | AFMT_STEREO | AFMT_U8 | AFMT_S16_LE, /* brag :-) */
};
/* -------------------------------------------------------------------- */
/*
* The mixer interface
*/
static const struct {
unsigned volidx:4;
unsigned left:4;
unsigned right:4;
unsigned stereo:1;
unsigned recmask:13;
unsigned avail:1;
} mixtable[SOUND_MIXER_NRDEVICES] = {
[SOUND_MIXER_VOLUME] = { 0, 0x0, 0x1, 1, 0x0000, 1 },
[SOUND_MIXER_PCM] = { 1, 0x2, 0x3, 1, 0x0400, 1 },
[SOUND_MIXER_SYNTH] = { 2, 0x4, 0x5, 1, 0x0060, 1 },
[SOUND_MIXER_CD] = { 3, 0x6, 0x7, 1, 0x0006, 1 },
[SOUND_MIXER_LINE] = { 4, 0x8, 0x9, 1, 0x0018, 1 },
[SOUND_MIXER_LINE1] = { 5, 0xa, 0xb, 1, 0x1800, 1 },
[SOUND_MIXER_LINE2] = { 6, 0xc, 0x0, 0, 0x0100, 1 },
[SOUND_MIXER_LINE3] = { 7, 0xd, 0x0, 0, 0x0200, 1 },
[SOUND_MIXER_MIC] = { 8, 0xe, 0x0, 0, 0x0001, 1 },
[SOUND_MIXER_OGAIN] = { 9, 0xf, 0x0, 0, 0x0000, 1 } };
static int
mixer_ioctl(snddev_info *d, u_long cmd, caddr_t data, int fflag, struct proc *p)
{
int i, j, *val, ret = 0;
val = (int *)data;
i = cmd & 0xff;
switch (cmd & IOC_DIRMASK) {
case IOC_IN | IOC_OUT: /* _IOWR */
switch (i) {
case SOUND_MIXER_RECSRC:
for (i = j = 0; i != SOUND_MIXER_NRDEVICES; i++)
if ((*val & (1 << i)) != 0) {
if (!mixtable[i].recmask)
*val &= ~(1 << i);
else
j |= mixtable[i].recmask;
}
d->mix_recsrc = *val;
write_codec(d, CODEC_LIMIX1, j & 0x55);
write_codec(d, CODEC_RIMIX1, j & 0xaa);
write_codec(d, CODEC_LIMIX2, (j >> 8) & 0x17);
write_codec(d, CODEC_RIMIX2, (j >> 8) & 0x0f);
write_codec(d, CODEC_OMIX1, 0x7f);
write_codec(d, CODEC_OMIX2, 0x3f);
break;
default:
if (i >= SOUND_MIXER_NRDEVICES || !mixtable[i].avail)
ret = EINVAL;
else {
int l, r, rl, rr;
l = *val & 0xff;
if (l > 100)
l = 100;
if (mixtable[i].left == 0xf) {
if (l < 2)
rl = 0x80;
else
rl = 7 - (l - 2) / 14;
} else {
if (l < 10)
rl = 0x80;
else
rl = 15 - (l - 10) / 6;
}
if (mixtable[i].stereo) {
r = (*val >> 8) & 0xff;
if (r > 100)
r = 100;
if (r < 10)
rr = 0x80;
else
rr = 15 - (r - 10) / 6;
write_codec(d, mixtable[i].right, rr);
} else
r = l;
write_codec(d, mixtable[i].left, rl);
*val = d->mix_levels[i] = ((u_int) r << 8) | l;
}
break;
}
break;
default:
ret = ENOSYS;
break;
}
return (ret);
}
/* -------------------------------------------------------------------- */
/*
* File operations
*/
static int
es_dsp_open(dev_t dev, int oflags, int devtype, struct proc *p)
{
int unit = UNIT(minor(dev));
snddev_info *d = &pcm_info[unit];
if (d->flags & SND_F_BUSY)
return (EBUSY);
d->flags = 0;
d->dbuf_out.total = d->dbuf_out.prev_total =
d->dbuf_in.total = d->dbuf_in.prev_total = 0;
switch (DEV(minor(dev))) {
case SND_DEV_DSP16:
d->play_fmt = d->rec_fmt = AFMT_S16_LE;
break;
case SND_DEV_DSP:
d->play_fmt = d->rec_fmt = AFMT_U8;
break;
case SND_DEV_AUDIO:
d->play_fmt = d->rec_fmt = AFMT_MU_LAW;
break;
default:
return (ENXIO);
}
if ((oflags & FREAD) == 0)
d->rec_fmt = 0;
else if ((oflags & FWRITE) == 0)
d->play_fmt = 0;
d->play_speed = d->rec_speed = DSP_DEFAULT_SPEED;
d->flags |= SND_F_BUSY;
if (oflags & O_NONBLOCK)
d->flags |= SND_F_NBIO;
ask_init(d);
return (0);
}
static int
es_dsp_close(dev_t dev, int cflags, int devtype, struct proc *p)
{
int unit = UNIT(minor(dev));
snddev_info *d = &pcm_info[unit];
d->flags &= ~SND_F_BUSY;
es_rdabort(d);
return (0);
}
static int
es_dsp_read(dev_t dev, struct uio *buf, int flag)
{
int l, l1, limit, ret = 0, unit = UNIT(minor(dev));
long s;
snddev_info *d = &pcm_info[unit];
snd_dbuf *b = &d->dbuf_in;
if (d->flags & SND_F_READING) {
/* This shouldn't happen and is actually silly */
tsleep(&s, PZERO, "sndar", hz);
return (EBUSY);
}
d->flags |= SND_F_READING;
/*
* XXX Check for SND_F_INIT. If set, wait for DMA to run empty and
* re-initialize the board
*/
if (buf->uio_resid - d->rec_blocksize > 0)
limit = buf->uio_resid - d->rec_blocksize;
else
limit = 0;
while ((l = buf->uio_resid) > limit) {
s = spltty();
es_rd_dmaupdate(d);
if ((l = min(l, b->rl)) == 0) {
int timeout;
if (b->dl == 0)
dma_rdintr(d);
if (d->flags & SND_F_NBIO) {
splx(s);
break;
}
if (buf->uio_resid - limit > b->dl)
timeout = hz;
else
timeout = 1;
splx(s);
switch (ret = tsleep((caddr_t)b, PRIBIO | PCATCH,
"dsprd", timeout)) {
case EINTR:
es_rdabort(d);
/* FALLTHROUGH */
case ERESTART:
break;
default:
continue;
}
break;
}
splx(s);
if ((l1 = b->bufsize - b->rp) < l) {
if (d->flags & SND_F_XLAT8) {
translate_bytes(ulaw_dsp, b->buf + b->rp, l1);
translate_bytes(ulaw_dsp, b->buf, l - l1);
}
uiomove(b->buf + b->rp, l1, buf);
uiomove(b->buf, l - l1, buf);
} else {
if (d->flags & SND_F_XLAT8)
translate_bytes(ulaw_dsp, b->buf + b->rp, l);
uiomove(b->buf + b->rp, l, buf);
}
s = spltty();
b->fl += l;
b->rl -= l;
b->rp = (b->rp + l) % b->bufsize;
splx(s);
}
d->flags &= ~SND_F_READING;
return (ret);
}
static int
es_dsp_write(dev_t dev, struct uio *buf, int flag)
{
int l, l1, ret = 0, unit = UNIT(minor(dev));
long s;
snddev_info *d = &pcm_info[unit];
snd_dbuf *b = &d->dbuf_out;
if (d->flags & SND_F_WRITING) {
/* This shouldn't happen and is actually silly */
tsleep(&s, PZERO, "sndaw", hz);
return (EBUSY);
}
d->flags |= SND_F_WRITING;
/*
* XXX Check for SND_F_INIT. If set, wait for DMA to run empty and
* re-initialize the board
*/
while ((l = buf->uio_resid) != 0) {
s = spltty();
es_wr_dmaupdate(d);
if ((l = min(l, b->fl)) == 0) {
int timeout;
if (d->flags & SND_F_NBIO) {
splx(s);
break;
}
if (buf->uio_resid >= b->dl)
timeout = hz;
else
timeout = 1;
splx(s);
switch (ret = tsleep((caddr_t)b, PRIBIO | PCATCH,
"dspwr", timeout)) {
case EINTR:
es_wrabort(d);
/* FALLTHROUGH */
case ERESTART:
break;
default:
continue;
}
break;
}
splx(s);
if ((l1 = b->bufsize - b->fp) < l) {
uiomove(b->buf + b->fp, l1, buf);
uiomove(b->buf, l - l1, buf);
if (d->flags & SND_F_XLAT8) {
translate_bytes(ulaw_dsp, b->buf + b->fp, l1);
translate_bytes(ulaw_dsp, b->buf, l - l1);
}
} else {
uiomove(b->buf + b->fp, l, buf);
if (d->flags & SND_F_XLAT8)
translate_bytes(ulaw_dsp, b->buf + b->fp, l);
}
s = spltty();
b->rl += l;
b->fl -= l;
b->fp = (b->fp + l) % b->bufsize;
if (b->dl == 0)
dma_wrintr(d);
splx(s);
}
d->flags &= ~SND_F_WRITING;
return (ret);
}
static int
es_dsp_ioctl(dev_t dev, u_long cmd, caddr_t data, int fflag, struct proc *p)
{
int ret = 0, unit = UNIT(minor(dev));
snddev_info *d = &pcm_info[unit];
long s;
if ((cmd & MIXER_WRITE(0)) == MIXER_WRITE(0))
return mixer_ioctl(d, cmd, data, fflag, p);
switch(cmd) {
case AIONWRITE:
if (d->dbuf_out.dl != 0) {
s = spltty();
es_wr_dmaupdate(d);
splx(s);
}
*(int *)data = d->dbuf_out.fl;
break;
case FIONREAD:
if (d->dbuf_in.dl != 0) {
s = spltty();
es_rd_dmaupdate(d);
splx(s);
}
*(int *)data = d->dbuf_in.rl;
break;
case SNDCTL_DSP_GETISPACE:
{
audio_buf_info *a = (audio_buf_info *)data;
snd_dbuf *b = &d->dbuf_in;
if (b->dl != 0) {
s = spltty();
es_rd_dmaupdate(d);
splx(s);
}
a->bytes = b->fl;
a->fragments = b->fl / d->rec_blocksize;
a->fragstotal = b->bufsize / d->rec_blocksize;
a->fragsize = d->rec_blocksize;
}
break;
case SNDCTL_DSP_GETOSPACE:
{
audio_buf_info *a = (audio_buf_info *)data;
snd_dbuf *b = &d->dbuf_out;
if (b->dl != 0) {
s = spltty();
es_wr_dmaupdate(d);
splx(s);
}
a->bytes = b->fl;
a->fragments = b->fl / d->rec_blocksize;
a->fragstotal = b->bufsize / d->play_blocksize;
a->fragsize = d->play_blocksize;
}
break;
case SNDCTL_DSP_GETIPTR:
{
count_info *c = (count_info *)data;
snd_dbuf *b = &d->dbuf_in;
if (b->dl != 0) {
s = spltty();
es_rd_dmaupdate(d);
splx(s);
}
c->bytes = b->total;
c->blocks = (b->total - b->prev_total +
d->rec_blocksize - 1) / d->rec_blocksize;
c->ptr = b->fp;
b->prev_total = b->total;
}
break;
case SNDCTL_DSP_GETOPTR:
{
count_info *c = (count_info *)data;
snd_dbuf *b = &d->dbuf_out;
if (b->dl != 0) {
s = spltty();
es_wr_dmaupdate(d);
splx(s);
}
c->bytes = b->total;
c->blocks = (b->total - b->prev_total +
d->play_blocksize - 1) / d->play_blocksize;
c->ptr = b->rp;
b->prev_total = b->total;
}
break;
case AIOSTOP:
case SNDCTL_DSP_RESET:
case SNDCTL_DSP_SYNC:
ret = EINVAL;
break;
default:
ret = ENOSYS;
break;
}
return (ret);
}
static int
es_select(dev_t i_dev, int rw, struct proc * p)
{
return (ENOSYS);
}
/* -------------------------------------------------------------------- */
/*
* The interrupt handler
*/
static void
es_intr (void *p)
{
snddev_info *d = (snddev_info *)p;
struct es_info *es = (struct es_info *)d->device_data;
unsigned intsrc, sctrl;
intsrc = bus_space_read_4(es->st, es->sh, ES1370_REG_STATUS);
if ((intsrc & STAT_INTR) == 0)
return;
sctrl = es->sctrl;
if (intsrc & STAT_ADC)
sctrl &= ~SCTRL_R1INTEN;
if (intsrc & STAT_DAC1)
sctrl &= ~SCTRL_P1INTEN;
if (intsrc & STAT_DAC2) {
sctrl &= ~SCTRL_P2INTEN;
}
bus_space_write_4(es->st, es->sh, ES1370_REG_SERIAL_CONTROL, sctrl);
bus_space_write_4(es->st, es->sh, ES1370_REG_SERIAL_CONTROL,
es->sctrl);
if (intsrc & STAT_DAC2)
dma_wrintr(d);
if (intsrc & STAT_ADC)
dma_rdintr(d);
}
/* -------------------------------------------------------------------- */
/*
* DMA hassle
*/
static int
alloc_dmabuf(snddev_info *d, int rd)
{
struct es_info *es = (struct es_info *)d->device_data;
snd_dbuf *b = rd ? &d->dbuf_in : &d->dbuf_out;
bus_dmamap_t *dmam = rd ? &es->dmam_in : &es->dmam_out;
if (bus_dmamem_alloc(es->parent_dmat, (void **)&b->buf, BUS_DMA_NOWAIT,
dmam) != 0 ||
bus_dmamap_load(es->parent_dmat, *dmam, b->buf, d->bufsize,
rd ? es_rd_map : es_wr_map, es, 0) != 0)
return -1;
b->rp = b->fp = b->dl = b->rl = 0;
b->fl = b->bufsize = d->bufsize;
return (0);
}
static int
es_wr_dmaupdate(snddev_info *d)
{
struct es_info *es = (struct es_info *)d->device_data;
unsigned hwptr, delta;
bus_space_write_4(es->st, es->sh, ES1370_REG_MEMPAGE,
ES1370_REG_DAC2_FRAMECNT >> 8);
hwptr = (bus_space_read_4(es->st, es->sh,
ES1370_REG_DAC2_FRAMECNT & 0xff) >> 14) & 0x3fffc;
delta = (d->dbuf_out.bufsize + hwptr - d->dbuf_out.rp) %
d->dbuf_out.bufsize;
d->dbuf_out.rp = hwptr;
d->dbuf_out.rl -= delta;
d->dbuf_out.fl += delta;
d->dbuf_out.total += delta;
return delta;
}
static int
es_rd_dmaupdate(snddev_info *d)
{
struct es_info *es = (struct es_info *)d->device_data;
unsigned hwptr, delta;
bus_space_write_4(es->st, es->sh, ES1370_REG_MEMPAGE,
ES1370_REG_ADC_FRAMECNT >> 8);
hwptr = (bus_space_read_4(es->st, es->sh,
ES1370_REG_ADC_FRAMECNT & 0xff) >> 14) & 0x3fffc;
delta = (d->dbuf_in.bufsize + hwptr - d->dbuf_in.fp) %
d->dbuf_in.bufsize;
d->dbuf_in.fp = hwptr;
d->dbuf_in.rl += delta;
d->dbuf_in.fl -= delta;
d->dbuf_in.total += delta;
return delta;
}
/* -------------------------------------------------------------------- */
/*
* Hardware
*/
static int
es_callback(snddev_info *d, int reason)
{
struct es_info *es = (struct es_info *)d->device_data;
int rd = reason & SND_CB_RD;
switch(reason & SND_CB_REASON_MASK) {
case SND_CB_INIT:
es->ctrl = (es->ctrl & ~CTRL_PCLKDIV) |
(DAC2_SRTODIV(d->play_speed) << CTRL_SH_PCLKDIV);
snd_set_blocksize(d);
es->sctrl &= ~(SCTRL_R1FMT | SCTRL_P2FMT);
d->flags &= ~SND_F_XLAT8;
switch(d->play_fmt) {
case 0:
case AFMT_U8:
break;
case AFMT_S16_LE:
es->sctrl |= SCTRL_P2SEB;
break;
case AFMT_MU_LAW:
d->flags |= SND_F_XLAT8;
break;
default:
return (-1);
}
switch(d->rec_fmt) {
case 0:
case AFMT_U8:
break;
case AFMT_S16_LE:
es->sctrl |= SCTRL_R1SEB;
break;
case AFMT_MU_LAW:
d->flags |= SND_F_XLAT8;
break;
default:
return (-1);
}
if (d->flags & SND_F_STEREO)
es->sctrl |= SCTRL_P2SMB | SCTRL_R1SMB;
bus_space_write_4(es->st, es->sh, ES1370_REG_CONTROL,
es->ctrl);
bus_space_write_4(es->st, es->sh, ES1370_REG_SERIAL_CONTROL,
es->sctrl);
break;
case SND_CB_START:
if (rd) {
es->ctrl |= CTRL_ADC_EN;
es->sctrl = (es->sctrl & ~SCTRL_R1LOOPSEL) |
SCTRL_R1INTEN;
bus_space_write_4(es->st, es->sh, ES1370_REG_ADC_SCOUNT,
d->dbuf_in.dl / d->dbuf_in.sample_size - 1);
} else {
es->ctrl |= CTRL_DAC2_EN;
es->sctrl = (es->sctrl & ~(SCTRL_P2ENDINC |
SCTRL_P2STINC | SCTRL_P2LOOPSEL | SCTRL_P2PAUSE |
SCTRL_P2DACSEN)) | SCTRL_P2INTEN |
(((d->play_fmt == AFMT_S16_LE) ? 2 : 1)
<< SCTRL_SH_P2ENDINC);
bus_space_write_4(es->st, es->sh,
ES1370_REG_DAC2_SCOUNT,
d->dbuf_out.dl / d->dbuf_out.sample_size - 1);
}
bus_space_write_4(es->st, es->sh, ES1370_REG_SERIAL_CONTROL,
es->sctrl);
bus_space_write_4(es->st, es->sh, ES1370_REG_CONTROL, es->ctrl);
break;
case SND_CB_ABORT:
case SND_CB_STOP:
if (rd)
es->ctrl &= ~CTRL_ADC_EN;
else
es->ctrl &= ~CTRL_DAC2_EN;
bus_space_write_4(es->st, es->sh, ES1370_REG_CONTROL, es->ctrl);
break;
default:
return (-1);
}
return (0);
}
static int
write_codec(snddev_info *d, u_char i, u_char data)
{
struct es_info *es = (struct es_info *)d->device_data;
int wait = 100; /* 100 msec timeout */
do {
if ((bus_space_read_4(es->st, es->sh, ES1370_REG_STATUS) &
STAT_CSTAT) == 0) {
bus_space_write_2(es->st, es->sh, ES1370_REG_CODEC,
((u_short)i << CODEC_INDEX_SHIFT) | data);
return (0);
}
DELAY(1000);
/* tsleep(&wait, PZERO, "sndaw", hz / 1000); */
} while (--wait);
printf("pcm: write_codec timed out\n");
return (-1);
}
static void
es_wr_map(void *arg, bus_dma_segment_t *segs, int nseg, int error)
{
struct es_info *es = (struct es_info *)arg;
bus_space_write_1(es->st, es->sh, ES1370_REG_MEMPAGE,
ES1370_REG_DAC2_FRAMEADR >> 8);
bus_space_write_4(es->st, es->sh, ES1370_REG_DAC2_FRAMEADR & 0xff,
segs->ds_addr);
bus_space_write_4(es->st, es->sh, ES1370_REG_DAC2_FRAMECNT & 0xff,
(segs->ds_len >> 2) - 1);
}
static void
es_rd_map(void *arg, bus_dma_segment_t *segs, int nseg, int error)
{
struct es_info *es = (struct es_info *)arg;
bus_space_write_1(es->st, es->sh, ES1370_REG_MEMPAGE,
ES1370_REG_ADC_FRAMEADR >> 8);
bus_space_write_4(es->st, es->sh, ES1370_REG_ADC_FRAMEADR & 0xff,
segs->ds_addr);
bus_space_write_4(es->st, es->sh, ES1370_REG_ADC_FRAMECNT & 0xff,
(segs->ds_len >> 2) - 1);
}
static void
dma_wrintr(snddev_info *d)
{
snd_dbuf *b = &d->dbuf_out;
/*
* According to Linux driver:
* dmaupdate()
* Bei underrun error++
* wake_up(dac2.wait)
*/
if (b->dl != 0) {
es_wr_dmaupdate(d);
wakeup(b);
}
if (b->rl >= DMA_ALIGN_THRESHOLD &&
!(d->flags & SND_F_ABORTING)) {
int l = min(b->rl, d->play_blocksize);
l &= DMA_ALIGN_MASK;
if (l != b->dl) {
if (b->dl != 0) {
d->callback(d, SND_CB_WR | SND_CB_STOP);
es_wr_dmaupdate(d);
l = min(b->rl, d->play_blocksize);
l &= DMA_ALIGN_MASK;
}
b->dl = l;
d->callback(d, SND_CB_WR | SND_CB_START);
}
} else if (b->dl != 0) {
b->dl = 0;
d->callback(d, SND_CB_WR | SND_CB_STOP);
es_wr_dmaupdate(d);
}
}
static void
dma_rdintr(snddev_info *d)
{
snd_dbuf *b = &d->dbuf_in;
if (b->dl != 0) {
es_rd_dmaupdate(d);
wakeup(b);
}
if (b->fl >= DMA_READ_THRESHOLD &&
!(d->flags & SND_F_ABORTING)) {
int l = min(b->fl, d->rec_blocksize);
l &= DMA_ALIGN_MASK;
if (l != b->dl) {
if (b->dl != 0) {
d->callback(d, SND_CB_RD | SND_CB_STOP);
es_rd_dmaupdate(d);
l = min(b->fl, d->rec_blocksize);
l &= DMA_ALIGN_MASK;
}
b->dl = l;
d->callback(d, SND_CB_RD | SND_CB_START);
}
} else {
if (b->dl != 0) {
b->dl = 0;
d->callback(d, SND_CB_RD | SND_CB_STOP);
es_rd_dmaupdate(d);
}
}
}
static int
es_wrabort(snddev_info *d)
{
snd_dbuf *b = &d->dbuf_out;
long s;
int missing;
s = spltty();
if (b->dl != 0) {
wakeup(b);
b->dl = 0;
d->callback(d, SND_CB_WR | SND_CB_ABORT);
}
es_wr_dmaupdate(d);
missing = b->rl;
b->rl = 0;
b->fp = b->rp;
b->fl = b->bufsize;
splx(s);
return missing;
}
static int
es_rdabort(snddev_info *d)
{
snd_dbuf *b = &d->dbuf_in;
long s;
int missing;
s = spltty();
if (b->dl != 0) {
wakeup(b);
b->dl = 0;
d->callback(d, SND_CB_RD | SND_CB_ABORT);
es_rd_dmaupdate(d);
}
missing = b->rl;
b->rl = 0;
b->fp = b->rp;
b->fl = b->bufsize;
splx(s);
return missing;
}
/* -------------------------------------------------------------------- */
/*
* Probe and attach the card
*/
static int
es_init(snddev_info *d)
{
struct es_info *es = (struct es_info *)d->device_data;
u_int i;
es->ctrl = CTRL_CDC_EN | CTRL_SERR_DIS |
(DAC2_SRTODIV(DSP_DEFAULT_SPEED) << CTRL_SH_PCLKDIV);
bus_space_write_4(es->st, es->sh, ES1370_REG_CONTROL, es->ctrl);
es->sctrl = 0;
bus_space_write_4(es->st, es->sh, ES1370_REG_SERIAL_CONTROL, es->sctrl);
write_codec(d, CODEC_RES_PD, 3);/* No RST, PD */
write_codec(d, CODEC_CSEL, 0); /* CODEC ADC and CODEC DAC use
* {LR,B}CLK2 and run off the LRCLK2
* PLL; program DAC_SYNC=0! */
write_codec(d, CODEC_ADSEL, 0); /* Recording source is mixer */
write_codec(d, CODEC_MGAIN, 0); /* MIC amp is 0db */
i = SOUND_MASK_MIC;
mixer_ioctl(d, SOUND_MIXER_WRITE_RECSRC, (caddr_t) &i, 0, NULL);
i = 0;
mixer_ioctl(d, SOUND_MIXER_WRITE_VOLUME, (caddr_t) &i, 0, NULL);
mixer_ioctl(d, SOUND_MIXER_WRITE_PCM, (caddr_t) &i, 0, NULL);
mixer_ioctl(d, SOUND_MIXER_WRITE_SYNTH, (caddr_t) &i, 0, NULL);
mixer_ioctl(d, SOUND_MIXER_WRITE_CD, (caddr_t) &i, 0, NULL);
mixer_ioctl(d, SOUND_MIXER_WRITE_LINE, (caddr_t) &i, 0, NULL);
mixer_ioctl(d, SOUND_MIXER_WRITE_LINE1, (caddr_t) &i, 0, NULL);
mixer_ioctl(d, SOUND_MIXER_WRITE_LINE2, (caddr_t) &i, 0, NULL);
mixer_ioctl(d, SOUND_MIXER_WRITE_LINE3, (caddr_t) &i, 0, NULL);
mixer_ioctl(d, SOUND_MIXER_WRITE_MIC, (caddr_t) &i, 0, NULL);
return (0);
}
static const char *
es_pci_probe(pcici_t tag, pcidi_t type)
{
if (type == ES1370_PCI_ID)
return ("AudioPCI ES1370");
return (NULL);
}
static void
es_pci_attach(pcici_t config_id, int unit)
{
snddev_info *d;
u_int32_t data;
struct es_info *es;
pci_port_t io_port;
int i, mapped;
vm_offset_t vaddr, paddr;
if (unit > NPCM_MAX)
return;
d = &pcm_info[unit];
*d = es_op_desc;
if ((es = malloc(sizeof(*es), M_DEVBUF, M_NOWAIT)) == NULL) {
printf("pcm%d: cannot allocate softc\n", unit);
return;
}
bzero(es, sizeof(*es));
d->device_data = es;
vaddr = paddr = NULL;
mapped = 0;
data = pci_conf_read(config_id, PCI_COMMAND_STATUS_REG);
if (mapped == 0 && (data & PCI_COMMAND_MEM_ENABLE)) {
if (pci_map_mem(config_id, MEM_MAP_REG, &vaddr, &paddr)) {
es->st = MEM_SPACE_MAPPING;
es->sh = vaddr;
mapped++;
}
}
if (mapped == 0 && (data & PCI_COMMAND_IO_ENABLE)) {
if (pci_map_port(config_id, PCI_MAP_REG_START, &io_port)) {
es->st = IO_SPACE_MAPPING;
es->sh = io_port;
mapped++;
}
}
if (mapped == 0) {
printf("pcm%d: unable to map any ports\n", unit);
free(es, M_DEVBUF);
return;
}
printf("pcm%d: using %s space register mapping at %#x\n", unit,
es->st == IO_SPACE_MAPPING ? "I/O" : "Memory", es->sh);
d->io_base = es->sh;
d->mix_devs = 0;
for (i = 0; i != SOUND_MIXER_NRDEVICES; i++)
if (mixtable[i].avail)
d->mix_devs |= (1 << i);
d->mix_rec_devs = 0;
for (i = 0; i != SOUND_MIXER_NRDEVICES; i++)
if (mixtable[i].recmask)
d->mix_rec_devs |= (1 << i);
if (es_init(d) == -1) {
printf("pcm%d: unable to initialize the card\n", unit);
free(es, M_DEVBUF);
d->io_base = 0;
return;
}
if (pci_map_int(config_id, es_intr, d, &tty_imask) == 0) {
printf("pcm%d: unable to map interrupt\n", unit);
free(es, M_DEVBUF);
d->io_base = 0;
return;
}
if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/d->bufsize, /*nsegments*/1, /*maxsegz*/0x3ffff,
/*flags*/0, &es->parent_dmat) != 0) {
printf("pcm%d: unable to create dma tag\n", unit);
free(es, M_DEVBUF);
d->io_base = 0;
return;
}
if (alloc_dmabuf(d, 0) == -1 ||
alloc_dmabuf(d, 1) == -1) {
printf("pcm%d: unable to allocate dma buffers\n", unit);
free(es, M_DEVBUF);
d->io_base = 0;
return;
}
pcminit(d, unit);
return;
}
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