/* $NetBSD: awacs.c,v 1.4 2001/02/26 21:07:51 wiz 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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifdef AWACS_DEBUG # define DPRINTF printf #else # define DPRINTF while (0) printf #endif struct awacs_softc { struct device sc_dev; 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 *, void *, void *); void awacs_attach(struct device *, struct device *, void *); int awacs_intr(void *); int awacs_tx_intr(void *); int awacs_rx_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); int awacs_mappage(void *, void *, int, 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 *, int); struct cfattach awacs_ca = { sizeof(struct awacs_softc), awacs_match, awacs_attach }; struct cfdriver awacs_cd = { NULL, "awacs", DV_DULL }; 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, NULL, awacs_mappage, awacs_get_props, awacs_trigger_output, awacs_trigger_input, NULL, awacs_round_buffersize, }; 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 #define AWACS_CTL_CNTRLERR (1 << 11) #define AWACS_CTL_PORTCHG (1 << 12) #define AWACS_INT_CNTRLERR (1 << 13) #define AWACS_INT_PORTCHG (1 << 14) /* 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; void *match; void *aux; { struct confargs *ca = aux; if (strcmp(ca->ca_name, "awacs") != 0 && strcmp(ca->ca_name, "davbus") != 0) return 0; printf("awacs: matched %s nreg %d nintr %d\n", ca->ca_name, ca->ca_nreg, ca->ca_nintr); if (ca->ca_nreg < 24 || ca->ca_nintr < 12) return 0; /* XXX for now if (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; 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)); mac_intr_establish(parent, ca->ca_intr[0], IST_LEVEL, IPL_AUDIO, awacs_intr, sc, "awacs"); mac_intr_establish(parent, ca->ca_intr[2], IST_LEVEL, IPL_AUDIO, awacs_tx_intr, sc, "awacs/tx"); #if 0 /* do not use this for now, since both are tied to same freq * we can service both in the same interrupt, lowering * interrupt load by half */ mac_intr_establish(parent, ca->ca_intr[4], IST_LEVEL, IPL_AUDIO, awacs_intr, sc, "awacs/rx"); #endif printf(": irq %d,%d,%d\n", ca->ca_intr[0], ca->ca_intr[2], ca->ca_intr[4]); sc->sc_soundctl = AWACS_INPUT_SUBFRAME0 | AWACS_OUTPUT_SUBFRAME0 | AWACS_RATE_44100 | AWACS_INT_PORTCHG; 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 ... */ awacs_halt_output(sc); awacs_halt_input(sc); audio_attach_mi(&awacs_hw_if, sc, &sc->sc_dev); } u_int awacs_read_reg(sc, reg) struct awacs_softc *sc; int reg; { char *addr = sc->sc_reg; return in32rb(addr + reg); } 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; { int reason; struct awacs_softc *sc = v; int error; reason = awacs_read_reg(sc, AWACS_SOUND_CTRL); if (reason & AWACS_CTL_CNTRLERR) { /* change outputs ?? */ printf("should change inputs\n"); } if (reason & AWACS_CTL_PORTCHG) { error = (awacs_read_reg(sc, AWACS_CODEC_STATUS) >> 16) && 0xf; if (error != 0) { printf("AWACS error 0x%x\n", error); } } awacs_write_reg(sc, AWACS_SOUND_CTRL, reason); /* clear interrupt */ return 1; } int awacs_tx_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; { 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; ae->flags = 0; return 0; case 3: strcpy(ae->name, AudioEmulaw); ae->encoding = AUDIO_ENCODING_ULAW; ae->precision = 8; ae->flags = AUDIO_ENCODINGFLAG_EMULATED; return 0; case 4: strcpy(ae->name, AudioEalaw); ae->encoding = AUDIO_ENCODING_ALAW; ae->precision = 8; ae->flags = AUDIO_ENCODINGFLAG_EMULATED; 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; } } 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, rate; /* * 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: awacs_write_reg(sc, AWACS_BYTE_SWAP, 1); case AUDIO_ENCODING_SLINEAR_BE: if (p->channels == 1) { p->factor = 2; p->sw_code = mono16_to_stereo16; break; } if (p->precision != 16) return EINVAL; /* p->sw_code = change_sign8; */ break; case AUDIO_ENCODING_ULINEAR_LE: awacs_write_reg(sc, AWACS_BYTE_SWAP, 1); case AUDIO_ENCODING_ULINEAR_BE: if (p->precision == 16) p->sw_code = change_sign16_be; else return EINVAL; break; case AUDIO_ENCODING_ULAW: if (mode == AUMODE_PLAY) { p->factor = 2; p->sw_code = mulaw_to_slinear16_be; } else p->sw_code = ulinear8_to_mulaw; break; case AUDIO_ENCODING_ALAW: if (mode == AUMODE_PLAY) { p->factor = 2; p->sw_code = alaw_to_slinear16_be; } else p->sw_code = ulinear8_to_alaw; break; default: return EINVAL; } } /* Set the speed */ rate = p->sample_rate; awacs_set_rate(sc, rate); return 0; } int awacs_round_blocksize(h, size) void *h; int 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); dbdma_stop(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_OUTPUT_SELECT, AWACS_VOL_SPEAKER, AWACS_VOL_HEADPHONE, AWACS_OUTPUT_CLASS, AWACS_MONITOR_CLASS, AWACS_INPUT_SELECT, AWACS_VOL_INPUT, AWACS_INPUT_CLASS, AWACS_RECORD_CLASS, 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; switch(mc->un.mask) { case 1<<0: /* speaker */ sc->sc_codecctl1 &= ~AWACS_MUTE_SPEAKER; sc->sc_codecctl1 |= AWACS_MUTE_HEADPHONE; awacs_write_codec(sc, sc->sc_codecctl1); break; case 1<<1: /* headphones */ sc->sc_codecctl1 |= AWACS_MUTE_SPEAKER; sc->sc_codecctl1 &= ~AWACS_MUTE_HEADPHONE; awacs_write_codec(sc, sc->sc_codecctl1); break; default: /* invalid argument */ return -1; } 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_VOL_INPUT: sc->sc_codecctl0 &= ~0xff; sc->sc_codecctl0 |= (l & 0xf0) | (r >> 4); awacs_write_codec(sc, sc->sc_codecctl0); 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 -1; } sc->sc_record_source = mc->un.mask; 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.mask = 1 << 0; mc->un.value.num_channels = 2; 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.mask = 1 << 1; mc->un.value.num_channels = 2; 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.mask = sc->sc_record_source; mc->un.value.num_channels = 2; 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_MONITOR_CLASS; strcpy(dip->label.name, AudioNinput); 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_INPUT_CLASS; strcpy(dip->label.name, AudioNmaster); 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_MONITOR_CLASS; strcpy(dip->label.name, AudioCrecord); dip->type = AUDIO_MIXER_CLASS; dip->next = dip->prev = AUDIO_MIXER_LAST; return 0; case AWACS_INPUT_CLASS: dip->mixer_class = AWACS_INPUT_CLASS; strcpy(dip->label.name, AudioCinputs); 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; } int awacs_mappage(h, mem, off, prot) void *h; void *mem; int 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) / NBPG; #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 += NBPG; if (len < bsize) intmode = DBDMA_INT_NEVER; else { len = 0; intmode = DBDMA_INT_ALWAYS; } DBDMA_BUILD(cmd, DBDMA_CMD_OUT_MORE, 0, NBPG, vtophys(va), intmode, DBDMA_WAIT_NEVER, DBDMA_BRANCH_NEVER); va += NBPG; 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, rate) struct awacs_softc *sc; int rate; { int c; switch (rate) { 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 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; }