c0de9fc637
This allows newpcm to grok my es1370 based card, which shared interrupts with the ethernet card.
544 lines
15 KiB
C
544 lines
15 KiB
C
/*
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* Support the ENSONIQ AudioPCI board based on the ES1370 and Codec
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* AK4531.
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*
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* Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk>
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* Copyright (c) 1998 by Joachim Kuebart. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgement:
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* This product includes software developed by Joachim Kuebart.
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*
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* 4. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include "pci.h"
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#include "pcm.h"
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#include <dev/pcm/sound.h>
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#include <dev/pcm/pci/es1370.h>
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#include <pci/pcireg.h>
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#include <pci/pcivar.h>
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#if NPCI != 0
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#define MEM_MAP_REG 0x14
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/* PCI IDs of supported chips */
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#define ES1370_PCI_ID 0x50001274
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/* device private data */
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struct es_info;
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struct es_chinfo {
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struct es_info *parent;
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pcm_channel *channel;
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snd_dbuf *buffer;
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int dir;
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u_int32_t fmt;
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};
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struct es_info {
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bus_space_tag_t st;
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bus_space_handle_t sh;
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bus_dma_tag_t parent_dmat;
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/* Contents of board's registers */
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u_long ctrl;
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u_long sctrl;
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struct es_chinfo pch, rch;
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};
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/* -------------------------------------------------------------------- */
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/* prototypes */
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static int es_init(struct es_info *);
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static void es_intr(void *);
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static int write_codec(struct es_info *, u_char, u_char);
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/* channel interface */
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static void *eschan_init(void *devinfo, snd_dbuf *b, pcm_channel *c, int dir);
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static int eschan_setdir(void *data, int dir);
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static int eschan_setformat(void *data, u_int32_t format);
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static int eschan_setspeed(void *data, u_int32_t speed);
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static int eschan_setblocksize(void *data, u_int32_t blocksize);
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static int eschan_trigger(void *data, int go);
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static int eschan_getptr(void *data);
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static pcmchan_caps *eschan_getcaps(void *data);
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static pcmchan_caps es_playcaps = {
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4000, 48000,
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AFMT_STEREO | AFMT_U8 | AFMT_S16_LE,
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AFMT_STEREO | AFMT_S16_LE
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};
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static pcmchan_caps es_reccaps = {
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4000, 48000,
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AFMT_STEREO | AFMT_U8 | AFMT_S16_LE,
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AFMT_STEREO | AFMT_S16_LE
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};
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static pcm_channel es_chantemplate = {
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eschan_init,
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eschan_setdir,
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eschan_setformat,
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eschan_setspeed,
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eschan_setblocksize,
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eschan_trigger,
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eschan_getptr,
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eschan_getcaps,
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};
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/* -------------------------------------------------------------------- */
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/* The mixer interface */
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static int es_mixinit(snd_mixer *m);
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static int es_mixset(snd_mixer *m, unsigned dev, unsigned left, unsigned right);
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static int es_mixsetrecsrc(snd_mixer *m, u_int32_t src);
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static snd_mixer es_mixer = {
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"Ensoniq AudioPCI 1370 mixer",
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es_mixinit,
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es_mixset,
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es_mixsetrecsrc,
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};
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static const struct {
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unsigned volidx:4;
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unsigned left:4;
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unsigned right:4;
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unsigned stereo:1;
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unsigned recmask:13;
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unsigned avail:1;
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} mixtable[SOUND_MIXER_NRDEVICES] = {
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[SOUND_MIXER_VOLUME] = { 0, 0x0, 0x1, 1, 0x0000, 1 },
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[SOUND_MIXER_PCM] = { 1, 0x2, 0x3, 1, 0x0400, 1 },
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[SOUND_MIXER_SYNTH] = { 2, 0x4, 0x5, 1, 0x0060, 1 },
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[SOUND_MIXER_CD] = { 3, 0x6, 0x7, 1, 0x0006, 1 },
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[SOUND_MIXER_LINE] = { 4, 0x8, 0x9, 1, 0x0018, 1 },
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[SOUND_MIXER_LINE1] = { 5, 0xa, 0xb, 1, 0x1800, 1 },
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[SOUND_MIXER_LINE2] = { 6, 0xc, 0x0, 0, 0x0100, 1 },
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[SOUND_MIXER_LINE3] = { 7, 0xd, 0x0, 0, 0x0200, 1 },
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[SOUND_MIXER_MIC] = { 8, 0xe, 0x0, 0, 0x0001, 1 },
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[SOUND_MIXER_OGAIN] = { 9, 0xf, 0x0, 0, 0x0000, 1 } };
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static int
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es_mixinit(snd_mixer *m)
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{
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int i;
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u_int32_t v;
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v = 0;
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for (i = 0; i < SOUND_MIXER_NRDEVICES; i++)
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if (mixtable[i].avail) v |= (1 << i);
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mix_setdevs(m, v);
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v = 0;
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for (i = 0; i < SOUND_MIXER_NRDEVICES; i++)
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if (mixtable[i].recmask) v |= (1 << i);
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mix_setrecdevs(m, v);
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return 0;
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}
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static int
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es_mixset(snd_mixer *m, unsigned dev, unsigned left, unsigned right)
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{
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int l, r, rl, rr;
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if (!mixtable[dev].avail) return -1;
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l = left;
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r = mixtable[dev].stereo? right : l;
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if (mixtable[dev].left == 0xf) {
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rl = (l < 2)? 0x80 : 7 - (l - 2) / 14;
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} else {
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rl = (l < 10)? 0x80 : 15 - (l - 10) / 6;
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}
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if (mixtable[dev].stereo) {
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rr = (r < 10)? 0x80 : 15 - (r - 10) / 6;
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write_codec(mix_getdevinfo(m), mixtable[dev].right, rr);
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}
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write_codec(mix_getdevinfo(m), mixtable[dev].left, rl);
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return l | (r << 8);
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}
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static int
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es_mixsetrecsrc(snd_mixer *m, u_int32_t src)
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{
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int i, j = 0;
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if (src == 0) src = 1 << SOUND_MIXER_MIC;
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src &= mix_getrecdevs(m);
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for (i = 0; i < SOUND_MIXER_NRDEVICES; i++)
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if ((src & (1 << i)) != 0) j |= mixtable[i].recmask;
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write_codec(mix_getdevinfo(m), CODEC_LIMIX1, j & 0x55);
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write_codec(mix_getdevinfo(m), CODEC_RIMIX1, j & 0xaa);
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write_codec(mix_getdevinfo(m), CODEC_LIMIX2, (j >> 8) & 0x17);
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write_codec(mix_getdevinfo(m), CODEC_RIMIX2, (j >> 8) & 0x0f);
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write_codec(mix_getdevinfo(m), CODEC_OMIX1, 0x7f);
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write_codec(mix_getdevinfo(m), CODEC_OMIX2, 0x3f);
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return src;
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}
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static int
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write_codec(struct es_info *es, u_char i, u_char data)
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{
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int wait = 100; /* 100 msec timeout */
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do {
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if ((bus_space_read_4(es->st, es->sh, ES1370_REG_STATUS) &
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STAT_CSTAT) == 0) {
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bus_space_write_2(es->st, es->sh, ES1370_REG_CODEC,
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((u_short)i << CODEC_INDEX_SHIFT) | data);
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return 0;
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}
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DELAY(1000);
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} while (--wait);
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printf("pcm: write_codec timed out\n");
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return -1;
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}
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/* -------------------------------------------------------------------- */
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/* channel interface */
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static void *
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eschan_init(void *devinfo, snd_dbuf *b, pcm_channel *c, int dir)
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{
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struct es_info *es = devinfo;
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struct es_chinfo *ch = (dir == PCMDIR_PLAY)? &es->pch : &es->rch;
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ch->parent = es;
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ch->channel = c;
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ch->buffer = b;
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ch->buffer->bufsize = ES_BUFFSIZE;
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if (chn_allocbuf(ch->buffer, es->parent_dmat) == -1) return NULL;
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return ch;
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}
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static int
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eschan_setdir(void *data, int dir)
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{
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struct es_chinfo *ch = data;
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struct es_info *es = ch->parent;
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if (dir == PCMDIR_PLAY) {
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bus_space_write_1(es->st, es->sh, ES1370_REG_MEMPAGE,
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ES1370_REG_DAC2_FRAMEADR >> 8);
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bus_space_write_4(es->st, es->sh, ES1370_REG_DAC2_FRAMEADR & 0xff,
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vtophys(ch->buffer->buf));
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bus_space_write_4(es->st, es->sh, ES1370_REG_DAC2_FRAMECNT & 0xff,
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(ch->buffer->bufsize >> 2) - 1);
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} else {
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bus_space_write_1(es->st, es->sh, ES1370_REG_MEMPAGE,
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ES1370_REG_ADC_FRAMEADR >> 8);
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bus_space_write_4(es->st, es->sh, ES1370_REG_ADC_FRAMEADR & 0xff,
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vtophys(ch->buffer->buf));
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bus_space_write_4(es->st, es->sh, ES1370_REG_ADC_FRAMECNT & 0xff,
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(ch->buffer->bufsize >> 2) - 1);
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}
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ch->dir = dir;
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return 0;
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}
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static int
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eschan_setformat(void *data, u_int32_t format)
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{
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struct es_chinfo *ch = data;
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struct es_info *es = ch->parent;
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if (ch->dir == PCMDIR_PLAY) {
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es->sctrl &= ~SCTRL_P2FMT;
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if (format & AFMT_S16_LE) es->sctrl |= SCTRL_P2SEB;
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if (format & AFMT_STEREO) es->sctrl |= SCTRL_P2SMB;
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} else {
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es->sctrl &= ~SCTRL_R1FMT;
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if (format & AFMT_S16_LE) es->sctrl |= SCTRL_R1SEB;
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if (format & AFMT_STEREO) es->sctrl |= SCTRL_R1SMB;
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}
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bus_space_write_4(es->st, es->sh, ES1370_REG_SERIAL_CONTROL, es->sctrl);
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ch->fmt = format;
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return 0;
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}
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static int
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eschan_setspeed(void *data, u_int32_t speed)
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{
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struct es_chinfo *ch = data;
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struct es_info *es = ch->parent;
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es->ctrl &= ~CTRL_PCLKDIV;
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es->ctrl |= DAC2_SRTODIV(speed) << CTRL_SH_PCLKDIV;
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bus_space_write_4(es->st, es->sh, ES1370_REG_CONTROL, es->ctrl);
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/* rec/play speeds locked together - should indicate in flags */
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#if 0
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if (ch->direction == PCMDIR_PLAY) d->rec[0].speed = speed;
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else d->play[0].speed = speed;
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#endif
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return speed; /* XXX calc real speed */
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}
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static int
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eschan_setblocksize(void *data, u_int32_t blocksize)
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{
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return blocksize;
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}
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static int
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eschan_trigger(void *data, int go)
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{
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struct es_chinfo *ch = data;
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struct es_info *es = ch->parent;
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unsigned cnt = ch->buffer->dl / ch->buffer->sample_size - 1;
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if (ch->dir == PCMDIR_PLAY) {
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if (go == PCMTRIG_START) {
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int b = (ch->fmt & AFMT_S16_LE)? 2 : 1;
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es->ctrl |= CTRL_DAC2_EN;
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es->sctrl &= ~(SCTRL_P2ENDINC | SCTRL_P2STINC |
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SCTRL_P2LOOPSEL | SCTRL_P2PAUSE |
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SCTRL_P2DACSEN);
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es->sctrl |= SCTRL_P2INTEN | (b << SCTRL_SH_P2ENDINC);
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bus_space_write_4(es->st, es->sh,
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ES1370_REG_DAC2_SCOUNT, cnt);
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} else es->ctrl &= ~CTRL_DAC2_EN;
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} else {
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if (go == PCMTRIG_START) {
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es->ctrl |= CTRL_ADC_EN;
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es->sctrl &= ~SCTRL_R1LOOPSEL;
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es->sctrl |= SCTRL_R1INTEN;
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bus_space_write_4(es->st, es->sh,
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ES1370_REG_ADC_SCOUNT, cnt);
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} else es->ctrl &= ~CTRL_ADC_EN;
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}
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bus_space_write_4(es->st, es->sh, ES1370_REG_SERIAL_CONTROL, es->sctrl);
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bus_space_write_4(es->st, es->sh, ES1370_REG_CONTROL, es->ctrl);
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return 0;
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}
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static int
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eschan_getptr(void *data)
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{
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struct es_chinfo *ch = data;
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struct es_info *es = ch->parent;
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if (ch->dir == PCMDIR_PLAY) {
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bus_space_write_4(es->st, es->sh, ES1370_REG_MEMPAGE,
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ES1370_REG_DAC2_FRAMECNT >> 8);
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return (bus_space_read_4(es->st, es->sh,
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ES1370_REG_DAC2_FRAMECNT & 0xff) >> 14) & 0x3fffc;
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} else {
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bus_space_write_4(es->st, es->sh, ES1370_REG_MEMPAGE,
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ES1370_REG_ADC_FRAMECNT >> 8);
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return (bus_space_read_4(es->st, es->sh,
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ES1370_REG_ADC_FRAMECNT & 0xff) >> 14) & 0x3fffc;
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}
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}
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static pcmchan_caps *
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eschan_getcaps(void *data)
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{
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struct es_chinfo *ch = data;
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return (ch->dir == PCMDIR_PLAY)? &es_playcaps : &es_reccaps;
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}
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/* The interrupt handler */
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static void
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es_intr (void *p)
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{
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struct es_info *es = p;
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unsigned intsrc, sctrl;
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intsrc = bus_space_read_4(es->st, es->sh, ES1370_REG_STATUS);
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if ((intsrc & STAT_INTR) == 0) return;
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sctrl = es->sctrl;
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if (intsrc & STAT_ADC) sctrl &= ~SCTRL_R1INTEN;
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if (intsrc & STAT_DAC1) sctrl &= ~SCTRL_P1INTEN;
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if (intsrc & STAT_DAC2) sctrl &= ~SCTRL_P2INTEN;
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bus_space_write_4(es->st, es->sh, ES1370_REG_SERIAL_CONTROL, sctrl);
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bus_space_write_4(es->st, es->sh, ES1370_REG_SERIAL_CONTROL, es->sctrl);
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if (intsrc & STAT_DAC2) chn_intr(es->pch.channel);
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if (intsrc & STAT_ADC) chn_intr(es->rch.channel);
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}
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/* -------------------------------------------------------------------- */
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/*
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* Probe and attach the card
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*/
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static int
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es_init(struct es_info *es)
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{
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es->ctrl = CTRL_CDC_EN | CTRL_SERR_DIS |
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(DAC2_SRTODIV(DSP_DEFAULT_SPEED) << CTRL_SH_PCLKDIV);
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bus_space_write_4(es->st, es->sh, ES1370_REG_CONTROL, es->ctrl);
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es->sctrl = 0;
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bus_space_write_4(es->st, es->sh, ES1370_REG_SERIAL_CONTROL, es->sctrl);
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write_codec(es, CODEC_RES_PD, 3);/* No RST, PD */
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write_codec(es, CODEC_CSEL, 0); /* CODEC ADC and CODEC DAC use
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* {LR,B}CLK2 and run off the LRCLK2
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* PLL; program DAC_SYNC=0! */
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write_codec(es, CODEC_ADSEL, 0);/* Recording source is mixer */
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write_codec(es, CODEC_MGAIN, 0);/* MIC amp is 0db */
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return 0;
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}
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static int
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es_pci_probe(device_t dev)
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{
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if (pci_get_devid(dev) == ES1370_PCI_ID) {
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device_set_desc(dev, "AudioPCI ES1370");
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return 0;
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}
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return ENXIO;
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}
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static int
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es_pci_attach(device_t dev)
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{
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snddev_info *d;
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u_int32_t data;
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struct es_info *es = 0;
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int type = 0;
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int regid;
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struct resource *reg = 0;
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int mapped;
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int irqid;
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struct resource *irq = 0;
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void *ih = 0;
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char status[SND_STATUSLEN];
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d = device_get_softc(dev);
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if ((es = malloc(sizeof *es, M_DEVBUF, M_NOWAIT)) == NULL) {
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device_printf(dev, "cannot allocate softc\n");
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return ENXIO;
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}
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bzero(es, sizeof *es);
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mapped = 0;
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data = pci_read_config(dev, PCIR_COMMAND, 2);
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if (mapped == 0 && (data & PCIM_CMD_MEMEN)) {
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regid = MEM_MAP_REG;
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type = SYS_RES_MEMORY;
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reg = bus_alloc_resource(dev, type, ®id,
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0, ~0, 1, RF_ACTIVE);
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if (reg) {
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es->st = rman_get_bustag(reg);
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es->sh = rman_get_bushandle(reg);
|
|
mapped++;
|
|
}
|
|
}
|
|
if (mapped == 0 && (data & PCIM_CMD_PORTEN)) {
|
|
regid = PCI_MAP_REG_START;
|
|
type = SYS_RES_IOPORT;
|
|
reg = bus_alloc_resource(dev, type, ®id,
|
|
0, ~0, 1, RF_ACTIVE);
|
|
if (reg) {
|
|
es->st = rman_get_bustag(reg);
|
|
es->sh = rman_get_bushandle(reg);
|
|
mapped++;
|
|
}
|
|
}
|
|
if (mapped == 0) {
|
|
device_printf(dev, "unable to map register space\n");
|
|
goto bad;
|
|
}
|
|
|
|
if (es_init(es) == -1) {
|
|
device_printf(dev, "unable to initialize the card\n");
|
|
goto bad;
|
|
}
|
|
mixer_init(d, &es_mixer, es);
|
|
|
|
irqid = 0;
|
|
irq = bus_alloc_resource(dev, SYS_RES_IRQ, &irqid,
|
|
0, ~0, 1, RF_ACTIVE | RF_SHAREABLE);
|
|
if (!irq
|
|
|| bus_setup_intr(dev, irq, INTR_TYPE_TTY, es_intr, es, &ih)) {
|
|
device_printf(dev, "unable to map interrupt\n");
|
|
goto bad;
|
|
}
|
|
|
|
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*/ES_BUFFSIZE, /*nsegments*/1, /*maxsegz*/0x3ffff,
|
|
/*flags*/0, &es->parent_dmat) != 0) {
|
|
device_printf(dev, "unable to create dma tag\n");
|
|
goto bad;
|
|
}
|
|
|
|
snprintf(status, SND_STATUSLEN, "at %s 0x%lx irq %ld",
|
|
(type == SYS_RES_IOPORT)? "io" : "memory",
|
|
rman_get_start(reg), rman_get_start(irq));
|
|
|
|
if (pcm_register(dev, es, 1, 1)) goto bad;
|
|
pcm_addchan(dev, PCMDIR_REC, &es_chantemplate, es);
|
|
pcm_addchan(dev, PCMDIR_PLAY, &es_chantemplate, es);
|
|
pcm_setstatus(dev, status);
|
|
|
|
return 0;
|
|
|
|
bad:
|
|
if (es) free(es, M_DEVBUF);
|
|
if (reg) bus_release_resource(dev, type, regid, reg);
|
|
if (ih) bus_teardown_intr(dev, irq, ih);
|
|
if (irq) bus_release_resource(dev, SYS_RES_IRQ, irqid, irq);
|
|
return ENXIO;
|
|
}
|
|
|
|
static device_method_t es_methods[] = {
|
|
/* Device interface */
|
|
DEVMETHOD(device_probe, es_pci_probe),
|
|
DEVMETHOD(device_attach, es_pci_attach),
|
|
|
|
{ 0, 0 }
|
|
};
|
|
|
|
static driver_t es_driver = {
|
|
"pcm",
|
|
es_methods,
|
|
sizeof(snddev_info),
|
|
};
|
|
|
|
static devclass_t pcm_devclass;
|
|
|
|
DRIVER_MODULE(es, pci, es_driver, pcm_devclass, 0, 0);
|
|
|
|
#endif /* NPCI != 0 */
|