Lines Matching refs:sb
38 #include <dev/sound/isa/sb.h>
100 static void sb_lock(struct sb_info *sb);
101 static void sb_unlock(struct sb_info *sb);
102 static int sb_rd(struct sb_info *sb, int reg);
103 static void sb_wr(struct sb_info *sb, int reg, u_int8_t val);
104 static int sb_cmd(struct sb_info *sb, u_char val);
105 /* static int sb_cmd1(struct sb_info *sb, u_char cmd, int val); */
106 static int sb_cmd2(struct sb_info *sb, u_char cmd, int val);
107 static u_int sb_get_byte(struct sb_info *sb);
108 static void sb_setmixer(struct sb_info *sb, u_int port, u_int value);
109 static int sb_getmixer(struct sb_info *sb, u_int port);
110 static int sb_reset_dsp(struct sb_info *sb);
125 sb_lock(struct sb_info *sb) {
127 sbc_lock(device_get_softc(sb->parent_dev));
131 sb_lockassert(struct sb_info *sb) {
133 sbc_lockassert(device_get_softc(sb->parent_dev));
137 sb_unlock(struct sb_info *sb) {
139 sbc_unlock(device_get_softc(sb->parent_dev));
155 sb_rd(struct sb_info *sb, int reg)
157 return port_rd(sb->io_base, reg);
161 sb_wr(struct sb_info *sb, int reg, u_int8_t val)
163 port_wr(sb->io_base, reg, val);
167 sb_dspwr(struct sb_info *sb, u_char val)
172 if ((sb_rd(sb, SBDSP_STATUS) & 0x80))
175 sb_wr(sb, SBDSP_CMD, val);
187 sb_cmd(struct sb_info *sb, u_char val)
192 return sb_dspwr(sb, val);
197 sb_cmd1(struct sb_info *sb, u_char cmd, int val)
202 if (sb_dspwr(sb, cmd)) {
203 return sb_dspwr(sb, val & 0xff);
209 sb_cmd2(struct sb_info *sb, u_char cmd, int val)
216 sb_lockassert(sb);
218 if (sb_dspwr(sb, cmd)) {
219 if (sb_dspwr(sb, val & 0xff)) {
220 if (sb_dspwr(sb, (val >> 8) & 0xff)) {
234 sb_setmixer(struct sb_info *sb, u_int port, u_int value)
236 sb_lock(sb);
237 sb_wr(sb, SB_MIX_ADDR, (u_char) (port & 0xff)); /* Select register */
239 sb_wr(sb, SB_MIX_DATA, (u_char) (value & 0xff));
241 sb_unlock(sb);
245 sb_getmixer(struct sb_info *sb, u_int port)
249 sb_lockassert(sb);
250 sb_wr(sb, SB_MIX_ADDR, (u_char) (port & 0xff)); /* Select register */
252 val = sb_rd(sb, SB_MIX_DATA);
259 sb_get_byte(struct sb_info *sb)
264 if (sb_rd(sb, DSP_DATA_AVAIL) & 0x80)
265 return sb_rd(sb, DSP_READ);
273 sb_reset_dsp(struct sb_info *sb)
277 sb_lockassert(sb);
278 sb_wr(sb, SBDSP_RST, 3);
280 sb_wr(sb, SBDSP_RST, 0);
281 b = sb_get_byte(sb);
284 rman_get_start(sb->io_base)));
317 struct sb_info *sb = mix_getdevinfo(m);
327 sb_setmixer(sb, 0x3c, 0x1f); /* make all output active */
329 sb_setmixer(sb, 0x3d, 0); /* make all inputs-l off */
330 sb_setmixer(sb, 0x3e, 0); /* make all inputs-r off */
351 struct sb_info *sb = mix_getdevinfo(m);
361 sb_setmixer(sb, e->reg, left << e->ofs);
363 sb_setmixer(sb, e->reg + 1, right << e->ofs);
376 struct sb_info *sb = mix_getdevinfo(m);
401 sb_setmixer(sb, SB16_IMASK_L, recdev_l);
402 sb_setmixer(sb, SB16_IMASK_R, recdev_r);
406 sb_setmixer(sb, 0x4a, 0x0c);
408 sb_setmixer(sb, 0x4a, 0x00);
418 sb_setmixer(sb, SB16_OMASK, 0x1f & ~1);
434 sb16_release_resources(struct sb_info *sb, device_t dev)
436 if (sb->irq) {
437 if (sb->ih)
438 bus_teardown_intr(dev, sb->irq, sb->ih);
439 bus_release_resource(dev, SYS_RES_IRQ, 0, sb->irq);
440 sb->irq = 0;
442 if (sb->drq2) {
443 if (sb->drq2 != sb->drq1) {
444 isa_dma_release(rman_get_start(sb->drq2));
445 bus_release_resource(dev, SYS_RES_DRQ, 1, sb->drq2);
447 sb->drq2 = 0;
449 if (sb->drq1) {
450 isa_dma_release(rman_get_start(sb->drq1));
451 bus_release_resource(dev, SYS_RES_DRQ, 0, sb->drq1);
452 sb->drq1 = 0;
454 if (sb->io_base) {
455 bus_release_resource(dev, SYS_RES_IOPORT, 0, sb->io_base);
456 sb->io_base = 0;
458 if (sb->parent_dmat) {
459 bus_dma_tag_destroy(sb->parent_dmat);
460 sb->parent_dmat = 0;
462 free(sb, M_DEVBUF);
466 sb16_alloc_resources(struct sb_info *sb, device_t dev)
471 if (!sb->io_base)
472 sb->io_base = bus_alloc_resource_any(dev, SYS_RES_IOPORT,
476 if (!sb->irq)
477 sb->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
481 if (!sb->drq1)
482 sb->drq1 = bus_alloc_resource_any(dev, SYS_RES_DRQ, &rid,
486 if (!sb->drq2)
487 sb->drq2 = bus_alloc_resource_any(dev, SYS_RES_DRQ, &rid,
490 if (sb->io_base && sb->drq1 && sb->irq) {
491 isa_dma_acquire(rman_get_start(sb->drq1));
492 isa_dmainit(rman_get_start(sb->drq1), sb->bufsize);
494 if (sb->drq2) {
495 isa_dma_acquire(rman_get_start(sb->drq2));
496 isa_dmainit(rman_get_start(sb->drq2), sb->bufsize);
498 sb->drq2 = sb->drq1;
509 struct sb_info *sb = (struct sb_info *)arg;
518 sb_lock(sb);
519 c = sb_getmixer(sb, IRQ_STAT);
521 sb_rd(sb, DSP_DATA_AVAIL); /* 8-bit int ack */
524 sb_rd(sb, DSP_DATA_AVL16); /* 16-bit int ack */
525 sb_unlock(sb);
532 if (sb->bd_flags & BD_F_SB16X) {
534 if (sb->pch.fmt & AFMT_8BIT)
536 if (sb->rch.fmt & AFMT_8BIT)
540 if (sb->pch.fmt & AFMT_16BIT)
542 if (sb->rch.fmt & AFMT_16BIT)
547 if (sb->pch.dch == 1)
549 if (sb->rch.dch == 1)
553 if (sb->pch.dch == 2)
555 if (sb->rch.dch == 2)
562 if ((reason & 1) && (sb->pch.run))
563 chn_intr(sb->pch.channel);
565 if ((reason & 2) && (sb->rch.run))
566 chn_intr(sb->rch.channel);
570 sb_setup(struct sb_info *sb)
576 sb_lock(sb);
577 if (sb->bd_flags & BD_F_DMARUN)
578 sndbuf_dma(sb->pch.buffer, PCMTRIG_STOP);
579 if (sb->bd_flags & BD_F_DMARUN2)
580 sndbuf_dma(sb->rch.buffer, PCMTRIG_STOP);
581 sb->bd_flags &= ~(BD_F_DMARUN | BD_F_DMARUN2);
583 sb_reset_dsp(sb);
585 if (sb->bd_flags & BD_F_SB16X) {
587 pprio = sb->pch.run? 1 : 0;
588 sndbuf_dmasetup(sb->pch.buffer, pprio? sb->drq1 : sb->drq2);
589 sb->pch.dch = pprio? 1 : 0;
590 sndbuf_dmasetup(sb->rch.buffer, pprio? sb->drq2 : sb->drq1);
591 sb->rch.dch = pprio? 2 : 1;
593 if (sb->pch.run && sb->rch.run) {
594 pprio = (sb->rch.fmt & AFMT_16BIT)? 0 : 1;
595 sndbuf_dmasetup(sb->pch.buffer, pprio? sb->drq2 : sb->drq1);
596 sb->pch.dch = pprio? 2 : 1;
597 sndbuf_dmasetup(sb->rch.buffer, pprio? sb->drq1 : sb->drq2);
598 sb->rch.dch = pprio? 1 : 2;
600 if (sb->pch.run) {
601 sndbuf_dmasetup(sb->pch.buffer, (sb->pch.fmt & AFMT_16BIT)? sb->drq2 : sb->drq1);
602 sb->pch.dch = (sb->pch.fmt & AFMT_16BIT)? 2 : 1;
603 sndbuf_dmasetup(sb->rch.buffer, (sb->pch.fmt & AFMT_16BIT)? sb->drq1 : sb->drq2);
604 sb->rch.dch = (sb->pch.fmt & AFMT_16BIT)? 1 : 2;
605 } else if (sb->rch.run) {
606 sndbuf_dmasetup(sb->pch.buffer, (sb->rch.fmt & AFMT_16BIT)? sb->drq1 : sb->drq2);
607 sb->pch.dch = (sb->rch.fmt & AFMT_16BIT)? 1 : 2;
608 sndbuf_dmasetup(sb->rch.buffer, (sb->rch.fmt & AFMT_16BIT)? sb->drq2 : sb->drq1);
609 sb->rch.dch = (sb->rch.fmt & AFMT_16BIT)? 2 : 1;
614 sndbuf_dmasetdir(sb->pch.buffer, PCMDIR_PLAY);
615 sndbuf_dmasetdir(sb->rch.buffer, PCMDIR_REC);
619 sb->pch.dch, sb->pch.fmt, sb->pch.run, sb->rch.dch, sb->rch.fmt, sb->rch.run);
622 ch = &sb->pch;
631 sb_cmd(sb, DSP_CMD_OUT16);
632 sb_cmd(sb, ch->spd >> 8);
633 sb_cmd(sb, ch->spd & 0xff);
638 sb_cmd(sb, v);
642 sb_cmd2(sb, v, l);
644 sb->bd_flags |= BD_F_DMARUN;
647 ch = &sb->rch;
656 sb_cmd(sb, DSP_CMD_IN16);
657 sb_cmd(sb, ch->spd >> 8);
658 sb_cmd(sb, ch->spd & 0xff);
663 sb_cmd(sb, v);
667 sb_cmd2(sb, v, l);
669 sb->bd_flags |= BD_F_DMARUN2;
671 sb_unlock(sb);
680 struct sb_info *sb = devinfo;
681 struct sb_chinfo *ch = (dir == PCMDIR_PLAY)? &sb->pch : &sb->rch;
683 ch->parent = sb;
688 if (sndbuf_alloc(ch->buffer, sb->parent_dmat, 0, sb->bufsize) != 0)
698 struct sb_info *sb = ch->parent;
701 sb->prio = ch->dir;
702 sb->prio16 = (ch->fmt & AFMT_16BIT)? 1 : 0;
729 struct sb_info *sb = ch->parent;
739 sb_setup(sb);
756 struct sb_info *sb = ch->parent;
758 if ((sb->prio == 0) || (sb->prio == ch->dir))
761 return sb->prio16? &sb16_caps8 : &sb16_caps16;
768 struct sb_info *sb = ch->parent;
770 sb->prio = 0;
816 struct sb_info *sb;
820 sb = malloc(sizeof(*sb), M_DEVBUF, M_WAITOK | M_ZERO);
821 sb->parent_dev = device_get_parent(dev);
822 BUS_READ_IVAR(sb->parent_dev, dev, 1, &ver);
823 sb->bd_id = ver & 0x0000ffff;
824 sb->bd_flags = (ver & 0xffff0000) >> 16;
825 sb->bufsize = pcm_getbuffersize(dev, 4096, SB16_BUFFSIZE, 65536);
827 if (sb16_alloc_resources(sb, dev))
829 sb_lock(sb);
830 if (sb_reset_dsp(sb)) {
831 sb_unlock(sb);
834 sb_unlock(sb);
835 if (mixer_init(dev, &sb16mix_mixer_class, sb))
837 if (snd_setup_intr(dev, sb->irq, 0, sb_intr, sb, &sb->ih))
840 if (sb->bd_flags & BD_F_SB16X)
843 sb->prio = 0;
850 /*maxsize*/sb->bufsize, /*nsegments*/1,
853 &sb->parent_dmat) != 0) {
859 snprintf(status2, SND_STATUSLEN, ":%ld", rman_get_start(sb->drq2));
864 rman_get_start(sb->io_base), rman_get_start(sb->irq),
865 rman_get_start(sb->drq1), status2, sb->bufsize,
868 if (pcm_register(dev, sb, 1, 1))
870 pcm_addchan(dev, PCMDIR_REC, &sb16chan_class, sb);
871 pcm_addchan(dev, PCMDIR_PLAY, &sb16chan_class, sb);
878 sb16_release_resources(sb, dev);
886 struct sb_info *sb;
892 sb = pcm_getdevinfo(dev);
893 sb16_release_resources(sb, dev);