2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 1999 Cameron Grant <cg@freebsd.org>
5 * Copyright (c) 1997,1998 Luigi Rizzo
7 * Derived from files in the Voxware 3.5 distribution,
8 * Copyright by Hannu Savolainen 1994, under the same copyright
10 * All rights reserved.
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #ifdef HAVE_KERNEL_OPTION_HEADERS
38 #include <dev/sound/pcm/sound.h>
40 #include <dev/sound/isa/sb.h>
41 #include <dev/sound/chip.h>
43 #include <isa/isavar.h>
47 SND_DECLARE_FILE("$FreeBSD$");
49 #define SB16_BUFFSIZE 4096
50 #define PLAIN_SB16(x) ((((x)->bd_flags) & (BD_F_SB16|BD_F_SB16X)) == BD_F_SB16)
52 static u_int32_t sb16_fmt8[] = {
53 SND_FORMAT(AFMT_U8, 1, 0),
54 SND_FORMAT(AFMT_U8, 2, 0),
57 static struct pcmchan_caps sb16_caps8 = {5000, 45000, sb16_fmt8, 0};
59 static u_int32_t sb16_fmt16[] = {
60 SND_FORMAT(AFMT_S16_LE, 1, 0),
61 SND_FORMAT(AFMT_S16_LE, 2, 0),
64 static struct pcmchan_caps sb16_caps16 = {5000, 45000, sb16_fmt16, 0};
66 static u_int32_t sb16x_fmt[] = {
67 SND_FORMAT(AFMT_U8, 1, 0),
68 SND_FORMAT(AFMT_U8, 2, 0),
69 SND_FORMAT(AFMT_S16_LE, 1, 0),
70 SND_FORMAT(AFMT_S16_LE, 2, 0),
73 static struct pcmchan_caps sb16x_caps = {5000, 49000, sb16x_fmt, 0};
78 struct sb_info *parent;
79 struct pcm_channel *channel;
80 struct snd_dbuf *buffer;
82 u_int32_t fmt, spd, blksz;
86 struct resource *io_base; /* I/O address for the board */
88 struct resource *drq1;
89 struct resource *drq2;
91 bus_dma_tag_t parent_dmat;
95 u_long bd_flags; /* board-specific flags */
97 struct sb_chinfo pch, rch;
102 static void sb_lock(struct sb_info *sb);
103 static void sb_unlock(struct sb_info *sb);
104 static int sb_rd(struct sb_info *sb, int reg);
105 static void sb_wr(struct sb_info *sb, int reg, u_int8_t val);
106 static int sb_cmd(struct sb_info *sb, u_char val);
107 /* static int sb_cmd1(struct sb_info *sb, u_char cmd, int val); */
108 static int sb_cmd2(struct sb_info *sb, u_char cmd, int val);
109 static u_int sb_get_byte(struct sb_info *sb);
110 static void sb_setmixer(struct sb_info *sb, u_int port, u_int value);
111 static int sb_getmixer(struct sb_info *sb, u_int port);
112 static int sb_reset_dsp(struct sb_info *sb);
114 static void sb_intr(void *arg);
118 * Common code for the midi and pcm functions
120 * sb_cmd write a single byte to the CMD port.
121 * sb_cmd1 write a CMD + 1 byte arg
122 * sb_cmd2 write a CMD + 2 byte arg
123 * sb_get_byte returns a single byte from the DSP data port
127 sb_lock(struct sb_info *sb) {
128 sbc_lock(device_get_softc(sb->parent_dev));
132 sb_lockassert(struct sb_info *sb) {
133 sbc_lockassert(device_get_softc(sb->parent_dev));
137 sb_unlock(struct sb_info *sb) {
138 sbc_unlock(device_get_softc(sb->parent_dev));
142 port_rd(struct resource *port, int off)
144 return bus_space_read_1(rman_get_bustag(port), rman_get_bushandle(port), off);
148 port_wr(struct resource *port, int off, u_int8_t data)
150 bus_space_write_1(rman_get_bustag(port), rman_get_bushandle(port), off, data);
154 sb_rd(struct sb_info *sb, int reg)
156 return port_rd(sb->io_base, reg);
160 sb_wr(struct sb_info *sb, int reg, u_int8_t val)
162 port_wr(sb->io_base, reg, val);
166 sb_dspwr(struct sb_info *sb, u_char val)
170 for (i = 0; i < 1000; i++) {
171 if ((sb_rd(sb, SBDSP_STATUS) & 0x80))
172 DELAY((i > 100)? 1000 : 10);
174 sb_wr(sb, SBDSP_CMD, val);
178 if (curthread->td_intr_nesting_level == 0)
179 printf("sb_dspwr(0x%02x) timed out.\n", val);
184 sb_cmd(struct sb_info *sb, u_char val)
187 printf("sb_cmd: %x\n", val);
189 return sb_dspwr(sb, val);
194 sb_cmd1(struct sb_info *sb, u_char cmd, int val)
197 printf("sb_cmd1: %x, %x\n", cmd, val);
199 if (sb_dspwr(sb, cmd)) {
200 return sb_dspwr(sb, val & 0xff);
206 sb_cmd2(struct sb_info *sb, u_char cmd, int val)
211 printf("sb_cmd2: %x, %x\n", cmd, val);
215 if (sb_dspwr(sb, cmd)) {
216 if (sb_dspwr(sb, val & 0xff)) {
217 if (sb_dspwr(sb, (val >> 8) & 0xff)) {
227 * in the SB, there is a set of indirect "mixer" registers with
228 * address at offset 4, data at offset 5
231 sb_setmixer(struct sb_info *sb, u_int port, u_int value)
234 sb_wr(sb, SB_MIX_ADDR, (u_char) (port & 0xff)); /* Select register */
236 sb_wr(sb, SB_MIX_DATA, (u_char) (value & 0xff));
242 sb_getmixer(struct sb_info *sb, u_int port)
247 sb_wr(sb, SB_MIX_ADDR, (u_char) (port & 0xff)); /* Select register */
249 val = sb_rd(sb, SB_MIX_DATA);
256 sb_get_byte(struct sb_info *sb)
260 for (i = 1000; i > 0; i--) {
261 if (sb_rd(sb, DSP_DATA_AVAIL) & 0x80)
262 return sb_rd(sb, DSP_READ);
270 sb_reset_dsp(struct sb_info *sb)
275 sb_wr(sb, SBDSP_RST, 3);
277 sb_wr(sb, SBDSP_RST, 0);
280 DEB(printf("sb_reset_dsp 0x%lx failed\n",
281 rman_get_start(sb->io_base)));
282 return ENXIO; /* Sorry */
287 /************************************************************/
296 static const struct sb16_mixent sb16_mixtab[32] = {
297 [SOUND_MIXER_VOLUME] = { 0x30, 5, 3, 1 },
298 [SOUND_MIXER_PCM] = { 0x32, 5, 3, 1 },
299 [SOUND_MIXER_SYNTH] = { 0x34, 5, 3, 1 },
300 [SOUND_MIXER_CD] = { 0x36, 5, 3, 1 },
301 [SOUND_MIXER_LINE] = { 0x38, 5, 3, 1 },
302 [SOUND_MIXER_MIC] = { 0x3a, 5, 3, 0 },
303 [SOUND_MIXER_SPEAKER] = { 0x3b, 5, 3, 0 },
304 [SOUND_MIXER_IGAIN] = { 0x3f, 2, 6, 1 },
305 [SOUND_MIXER_OGAIN] = { 0x41, 2, 6, 1 },
306 [SOUND_MIXER_TREBLE] = { 0x44, 4, 4, 1 },
307 [SOUND_MIXER_BASS] = { 0x46, 4, 4, 1 },
308 [SOUND_MIXER_LINE1] = { 0x52, 5, 3, 1 }
312 sb16mix_init(struct snd_mixer *m)
314 struct sb_info *sb = mix_getdevinfo(m);
316 mix_setdevs(m, SOUND_MASK_SYNTH | SOUND_MASK_PCM | SOUND_MASK_SPEAKER |
317 SOUND_MASK_LINE | SOUND_MASK_MIC | SOUND_MASK_CD |
318 SOUND_MASK_IGAIN | SOUND_MASK_OGAIN | SOUND_MASK_LINE1 |
319 SOUND_MASK_VOLUME | SOUND_MASK_BASS | SOUND_MASK_TREBLE);
321 mix_setrecdevs(m, SOUND_MASK_SYNTH | SOUND_MASK_LINE |
322 SOUND_MASK_LINE1 | SOUND_MASK_MIC | SOUND_MASK_CD);
324 sb_setmixer(sb, 0x3c, 0x1f); /* make all output active */
326 sb_setmixer(sb, 0x3d, 0); /* make all inputs-l off */
327 sb_setmixer(sb, 0x3e, 0); /* make all inputs-r off */
333 rel2abs_volume(int x, int max)
337 temp = ((x * max) + 50) / 100;
346 sb16mix_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right)
348 struct sb_info *sb = mix_getdevinfo(m);
349 const struct sb16_mixent *e;
352 e = &sb16_mixtab[dev];
353 max = (1 << e->bits) - 1;
355 left = rel2abs_volume(left, max);
356 right = rel2abs_volume(right, max);
358 sb_setmixer(sb, e->reg, left << e->ofs);
360 sb_setmixer(sb, e->reg + 1, right << e->ofs);
364 left = (left * 100) / max;
365 right = (right * 100) / max;
367 return left | (right << 8);
371 sb16mix_setrecsrc(struct snd_mixer *m, u_int32_t src)
373 struct sb_info *sb = mix_getdevinfo(m);
374 u_char recdev_l, recdev_r;
378 if (src & SOUND_MASK_MIC) {
379 recdev_l |= 0x01; /* mono mic */
383 if (src & SOUND_MASK_CD) {
384 recdev_l |= 0x04; /* l cd */
385 recdev_r |= 0x02; /* r cd */
388 if (src & SOUND_MASK_LINE) {
389 recdev_l |= 0x10; /* l line */
390 recdev_r |= 0x08; /* r line */
393 if (src & SOUND_MASK_SYNTH) {
394 recdev_l |= 0x40; /* l midi */
395 recdev_r |= 0x20; /* r midi */
398 sb_setmixer(sb, SB16_IMASK_L, recdev_l);
399 sb_setmixer(sb, SB16_IMASK_R, recdev_r);
401 /* Switch on/off FM tuner source */
402 if (src & SOUND_MASK_LINE1)
403 sb_setmixer(sb, 0x4a, 0x0c);
405 sb_setmixer(sb, 0x4a, 0x00);
408 * since the same volume controls apply to the input and
409 * output sections, the best approach to have a consistent
410 * behaviour among cards would be to disable the output path
411 * on devices which are used to record.
412 * However, since users like to have feedback, we only disable
413 * the mic -- permanently.
415 sb_setmixer(sb, SB16_OMASK, 0x1f & ~1);
420 static kobj_method_t sb16mix_mixer_methods[] = {
421 KOBJMETHOD(mixer_init, sb16mix_init),
422 KOBJMETHOD(mixer_set, sb16mix_set),
423 KOBJMETHOD(mixer_setrecsrc, sb16mix_setrecsrc),
426 MIXER_DECLARE(sb16mix_mixer);
428 /************************************************************/
431 sb16_release_resources(struct sb_info *sb, device_t dev)
435 bus_teardown_intr(dev, sb->irq, sb->ih);
436 bus_release_resource(dev, SYS_RES_IRQ, 0, sb->irq);
440 if (sb->drq2 != sb->drq1) {
441 isa_dma_release(rman_get_start(sb->drq2));
442 bus_release_resource(dev, SYS_RES_DRQ, 1, sb->drq2);
447 isa_dma_release(rman_get_start(sb->drq1));
448 bus_release_resource(dev, SYS_RES_DRQ, 0, sb->drq1);
452 bus_release_resource(dev, SYS_RES_IOPORT, 0, sb->io_base);
455 if (sb->parent_dmat) {
456 bus_dma_tag_destroy(sb->parent_dmat);
463 sb16_alloc_resources(struct sb_info *sb, device_t dev)
469 sb->io_base = bus_alloc_resource_any(dev, SYS_RES_IOPORT,
474 sb->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
479 sb->drq1 = bus_alloc_resource_any(dev, SYS_RES_DRQ, &rid,
484 sb->drq2 = bus_alloc_resource_any(dev, SYS_RES_DRQ, &rid,
487 if (sb->io_base && sb->drq1 && sb->irq) {
488 isa_dma_acquire(rman_get_start(sb->drq1));
489 isa_dmainit(rman_get_start(sb->drq1), sb->bufsize);
492 isa_dma_acquire(rman_get_start(sb->drq2));
493 isa_dmainit(rman_get_start(sb->drq2), sb->bufsize);
496 pcm_setflags(dev, pcm_getflags(dev) | SD_F_SIMPLEX);
502 /* sbc does locking for us */
506 struct sb_info *sb = (struct sb_info *)arg;
510 * The Vibra16X has separate flags for 8 and 16 bit transfers, but
511 * I have no idea how to tell capture from playback interrupts...
516 c = sb_getmixer(sb, IRQ_STAT);
518 sb_rd(sb, DSP_DATA_AVAIL); /* 8-bit int ack */
521 sb_rd(sb, DSP_DATA_AVL16); /* 16-bit int ack */
525 * this tells us if the source is 8-bit or 16-bit dma. We
526 * have to check the io channel to map it to read or write...
529 if (sb->bd_flags & BD_F_SB16X) {
530 if (c & 1) { /* 8-bit format */
531 if (sb->pch.fmt & AFMT_8BIT)
533 if (sb->rch.fmt & AFMT_8BIT)
536 if (c & 2) { /* 16-bit format */
537 if (sb->pch.fmt & AFMT_16BIT)
539 if (sb->rch.fmt & AFMT_16BIT)
543 if (c & 1) { /* 8-bit dma */
544 if (sb->pch.dch == 1)
546 if (sb->rch.dch == 1)
549 if (c & 2) { /* 16-bit dma */
550 if (sb->pch.dch == 2)
552 if (sb->rch.dch == 2)
557 printf("sb_intr: reason=%d c=0x%x\n", reason, c);
559 if ((reason & 1) && (sb->pch.run))
560 chn_intr(sb->pch.channel);
562 if ((reason & 2) && (sb->rch.run))
563 chn_intr(sb->rch.channel);
567 sb_setup(struct sb_info *sb)
569 struct sb_chinfo *ch;
574 if (sb->bd_flags & BD_F_DMARUN)
575 sndbuf_dma(sb->pch.buffer, PCMTRIG_STOP);
576 if (sb->bd_flags & BD_F_DMARUN2)
577 sndbuf_dma(sb->rch.buffer, PCMTRIG_STOP);
578 sb->bd_flags &= ~(BD_F_DMARUN | BD_F_DMARUN2);
582 if (sb->bd_flags & BD_F_SB16X) {
583 /* full-duplex doesn't work! */
584 pprio = sb->pch.run? 1 : 0;
585 sndbuf_dmasetup(sb->pch.buffer, pprio? sb->drq1 : sb->drq2);
586 sb->pch.dch = pprio? 1 : 0;
587 sndbuf_dmasetup(sb->rch.buffer, pprio? sb->drq2 : sb->drq1);
588 sb->rch.dch = pprio? 2 : 1;
590 if (sb->pch.run && sb->rch.run) {
591 pprio = (sb->rch.fmt & AFMT_16BIT)? 0 : 1;
592 sndbuf_dmasetup(sb->pch.buffer, pprio? sb->drq2 : sb->drq1);
593 sb->pch.dch = pprio? 2 : 1;
594 sndbuf_dmasetup(sb->rch.buffer, pprio? sb->drq1 : sb->drq2);
595 sb->rch.dch = pprio? 1 : 2;
598 sndbuf_dmasetup(sb->pch.buffer, (sb->pch.fmt & AFMT_16BIT)? sb->drq2 : sb->drq1);
599 sb->pch.dch = (sb->pch.fmt & AFMT_16BIT)? 2 : 1;
600 sndbuf_dmasetup(sb->rch.buffer, (sb->pch.fmt & AFMT_16BIT)? sb->drq1 : sb->drq2);
601 sb->rch.dch = (sb->pch.fmt & AFMT_16BIT)? 1 : 2;
602 } else if (sb->rch.run) {
603 sndbuf_dmasetup(sb->pch.buffer, (sb->rch.fmt & AFMT_16BIT)? sb->drq1 : sb->drq2);
604 sb->pch.dch = (sb->rch.fmt & AFMT_16BIT)? 1 : 2;
605 sndbuf_dmasetup(sb->rch.buffer, (sb->rch.fmt & AFMT_16BIT)? sb->drq2 : sb->drq1);
606 sb->rch.dch = (sb->rch.fmt & AFMT_16BIT)? 2 : 1;
611 sndbuf_dmasetdir(sb->pch.buffer, PCMDIR_PLAY);
612 sndbuf_dmasetdir(sb->rch.buffer, PCMDIR_REC);
615 printf("setup: [pch = %d, pfmt = %d, pgo = %d] [rch = %d, rfmt = %d, rgo = %d]\n",
616 sb->pch.dch, sb->pch.fmt, sb->pch.run, sb->rch.dch, sb->rch.fmt, sb->rch.run);
622 if (ch->fmt & AFMT_16BIT)
627 RANGE(ch->spd, 5000, 45000);
628 sb_cmd(sb, DSP_CMD_OUT16);
629 sb_cmd(sb, ch->spd >> 8);
630 sb_cmd(sb, ch->spd & 0xff);
632 /* play format, length */
633 v = DSP_F16_AUTO | DSP_F16_FIFO_ON | DSP_F16_DAC;
634 v |= (ch->fmt & AFMT_16BIT)? DSP_DMA16 : DSP_DMA8;
637 v = (AFMT_CHANNEL(ch->fmt) > 1)? DSP_F16_STEREO : 0;
638 v |= (ch->fmt & AFMT_SIGNED)? DSP_F16_SIGNED : 0;
640 sndbuf_dma(ch->buffer, PCMTRIG_START);
641 sb->bd_flags |= BD_F_DMARUN;
647 if (ch->fmt & AFMT_16BIT)
652 RANGE(ch->spd, 5000, 45000);
653 sb_cmd(sb, DSP_CMD_IN16);
654 sb_cmd(sb, ch->spd >> 8);
655 sb_cmd(sb, ch->spd & 0xff);
657 /* record format, length */
658 v = DSP_F16_AUTO | DSP_F16_FIFO_ON | DSP_F16_ADC;
659 v |= (ch->fmt & AFMT_16BIT)? DSP_DMA16 : DSP_DMA8;
662 v = (AFMT_CHANNEL(ch->fmt) > 1)? DSP_F16_STEREO : 0;
663 v |= (ch->fmt & AFMT_SIGNED)? DSP_F16_SIGNED : 0;
665 sndbuf_dma(ch->buffer, PCMTRIG_START);
666 sb->bd_flags |= BD_F_DMARUN2;
673 /* channel interface */
675 sb16chan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir)
677 struct sb_info *sb = devinfo;
678 struct sb_chinfo *ch = (dir == PCMDIR_PLAY)? &sb->pch : &sb->rch;
685 if (sndbuf_alloc(ch->buffer, sb->parent_dmat, 0, sb->bufsize) != 0)
692 sb16chan_setformat(kobj_t obj, void *data, u_int32_t format)
694 struct sb_chinfo *ch = data;
695 struct sb_info *sb = ch->parent;
699 sb->prio16 = (ch->fmt & AFMT_16BIT)? 1 : 0;
705 sb16chan_setspeed(kobj_t obj, void *data, u_int32_t speed)
707 struct sb_chinfo *ch = data;
714 sb16chan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize)
716 struct sb_chinfo *ch = data;
718 ch->blksz = blocksize;
723 sb16chan_trigger(kobj_t obj, void *data, int go)
725 struct sb_chinfo *ch = data;
726 struct sb_info *sb = ch->parent;
728 if (!PCMTRIG_COMMON(go))
731 if (go == PCMTRIG_START)
742 sb16chan_getptr(kobj_t obj, void *data)
744 struct sb_chinfo *ch = data;
746 return sndbuf_dmaptr(ch->buffer);
749 static struct pcmchan_caps *
750 sb16chan_getcaps(kobj_t obj, void *data)
752 struct sb_chinfo *ch = data;
753 struct sb_info *sb = ch->parent;
755 if ((sb->prio == 0) || (sb->prio == ch->dir))
758 return sb->prio16? &sb16_caps8 : &sb16_caps16;
762 sb16chan_resetdone(kobj_t obj, void *data)
764 struct sb_chinfo *ch = data;
765 struct sb_info *sb = ch->parent;
772 static kobj_method_t sb16chan_methods[] = {
773 KOBJMETHOD(channel_init, sb16chan_init),
774 KOBJMETHOD(channel_resetdone, sb16chan_resetdone),
775 KOBJMETHOD(channel_setformat, sb16chan_setformat),
776 KOBJMETHOD(channel_setspeed, sb16chan_setspeed),
777 KOBJMETHOD(channel_setblocksize, sb16chan_setblocksize),
778 KOBJMETHOD(channel_trigger, sb16chan_trigger),
779 KOBJMETHOD(channel_getptr, sb16chan_getptr),
780 KOBJMETHOD(channel_getcaps, sb16chan_getcaps),
783 CHANNEL_DECLARE(sb16chan);
785 /************************************************************/
788 sb16_probe(device_t dev)
791 uintptr_t func, ver, r, f;
793 /* The parent device has already been probed. */
794 r = BUS_READ_IVAR(device_get_parent(dev), dev, 0, &func);
798 r = BUS_READ_IVAR(device_get_parent(dev), dev, 1, &ver);
799 f = (ver & 0xffff0000) >> 16;
802 snprintf(buf, sizeof buf, "SB16 DSP %d.%02d%s", (int) ver >> 8, (int) ver & 0xff,
803 (f & BD_F_SB16X)? " (ViBRA16X)" : "");
804 device_set_desc_copy(dev, buf);
811 sb16_attach(device_t dev)
815 char status[SND_STATUSLEN], status2[SND_STATUSLEN];
817 sb = malloc(sizeof(*sb), M_DEVBUF, M_WAITOK | M_ZERO);
818 sb->parent_dev = device_get_parent(dev);
819 BUS_READ_IVAR(sb->parent_dev, dev, 1, &ver);
820 sb->bd_id = ver & 0x0000ffff;
821 sb->bd_flags = (ver & 0xffff0000) >> 16;
822 sb->bufsize = pcm_getbuffersize(dev, 4096, SB16_BUFFSIZE, 65536);
824 if (sb16_alloc_resources(sb, dev))
827 if (sb_reset_dsp(sb)) {
832 if (mixer_init(dev, &sb16mix_mixer_class, sb))
834 if (snd_setup_intr(dev, sb->irq, 0, sb_intr, sb, &sb->ih))
837 if (sb->bd_flags & BD_F_SB16X)
838 pcm_setflags(dev, pcm_getflags(dev) | SD_F_SIMPLEX);
842 if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(dev), /*alignment*/2,
844 /*lowaddr*/BUS_SPACE_MAXADDR_24BIT,
845 /*highaddr*/BUS_SPACE_MAXADDR,
846 /*filter*/NULL, /*filterarg*/NULL,
847 /*maxsize*/sb->bufsize, /*nsegments*/1,
848 /*maxsegz*/0x3ffff, /*flags*/0,
849 /*lockfunc*/NULL, /*lockarg*/NULL,
850 &sb->parent_dmat) != 0) {
851 device_printf(dev, "unable to create dma tag\n");
855 if (!(pcm_getflags(dev) & SD_F_SIMPLEX))
856 snprintf(status2, SND_STATUSLEN, ":%jd", rman_get_start(sb->drq2));
860 snprintf(status, SND_STATUSLEN, "at io 0x%jx irq %jd drq %jd%s bufsz %u %s",
861 rman_get_start(sb->io_base), rman_get_start(sb->irq),
862 rman_get_start(sb->drq1), status2, sb->bufsize,
863 PCM_KLDSTRING(snd_sb16));
865 if (pcm_register(dev, sb, 1, 1))
867 pcm_addchan(dev, PCMDIR_REC, &sb16chan_class, sb);
868 pcm_addchan(dev, PCMDIR_PLAY, &sb16chan_class, sb);
870 pcm_setstatus(dev, status);
875 sb16_release_resources(sb, dev);
880 sb16_detach(device_t dev)
885 r = pcm_unregister(dev);
889 sb = pcm_getdevinfo(dev);
890 sb16_release_resources(sb, dev);
894 static device_method_t sb16_methods[] = {
895 /* Device interface */
896 DEVMETHOD(device_probe, sb16_probe),
897 DEVMETHOD(device_attach, sb16_attach),
898 DEVMETHOD(device_detach, sb16_detach),
902 static driver_t sb16_driver = {
908 DRIVER_MODULE(snd_sb16, sbc, sb16_driver, pcm_devclass, 0, 0);
909 MODULE_DEPEND(snd_sb16, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER);
910 MODULE_DEPEND(snd_sb16, snd_sbc, 1, 1, 1);
911 MODULE_VERSION(snd_sb16, 1);