/* $NetBSD: pss.c,v 1.6 1995/04/26 21:46:05 brezak Exp $ */ /* * Copyright (c) 1994 John Brezak * Copyright (c) 1991-1993 Regents of the University of California. * 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 the Computer Systems * Engineering Group at Lawrence Berkeley Laboratory. * 4. Neither the name of the University nor of the Laboratory may be used * to endorse or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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. * * $Id: pss.c,v 1.6 1995/04/26 21:46:05 brezak Exp $ */ /* * Copyright (c) 1993 Analog Devices Inc. All rights reserved * * Portions provided by Marc.Hoffman@analog.com and * Greg.Yukna@analog.com . * */ /* * Todo: * - Provide PSS driver to access DSP * - Provide MIDI driver to access MPU * - Finish support for CD drive (Sony and SCSI) */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /* XXX BROKEN; WHY? */ #include #include #include /* * Mixer devices */ #define PSS_MIC_IN_LVL 0 #define PSS_LINE_IN_LVL 1 #define PSS_DAC_LVL 2 #define PSS_REC_LVL 3 #define PSS_MON_LVL 4 #define PSS_MASTER_VOL 5 #define PSS_MASTER_TREBLE 6 #define PSS_MASTER_BASS 7 #define PSS_MIC_IN_MUTE 8 #define PSS_LINE_IN_MUTE 9 #define PSS_DAC_MUTE 10 #define PSS_OUTPUT_MODE 11 #define PSS_SPKR_MONO 0 #define PSS_SPKR_STEREO 1 #define PSS_SPKR_PSEUDO 2 #define PSS_SPKR_SPATIAL 3 #define PSS_RECORD_SOURCE 12 /* Classes */ #define PSS_INPUT_CLASS 13 #define PSS_RECORD_CLASS 14 #define PSS_MONITOR_CLASS 15 #define PSS_OUTPUT_CLASS 16 struct pss_softc { struct device sc_dev; /* base device */ struct isadev sc_id; /* ISA device */ void *sc_ih; /* interrupt vectoring */ u_short sc_iobase; /* I/O port base address */ u_short sc_drq; /* dma channel */ struct ad1848_softc *ad1848_sc; int out_port; struct ad1848_volume master_volume; int master_mode; int monitor_treble; int monitor_bass; int mic_mute, cd_mute, dac_mute; }; struct mpu_softc { struct device sc_dev; /* base device */ struct isadev sc_id; /* ISA device */ void *sc_ih; /* interrupt vectoring */ u_short sc_iobase; /* MIDI I/O port base address */ u_short sc_irq; /* MIDI interrupt */ }; struct cd_softc { struct device sc_dev; /* base device */ struct isadev sc_id; /* ISA device */ void *sc_ih; /* interrupt vectoring */ u_short sc_iobase; /* CD I/O port base address */ u_short sc_irq; /* CD interrupt */ }; #define DEBUG /*XXX*/ #ifdef DEBUG #define DPRINTF(x) if (pssdebug) printf x int pssdebug = 0; #else #define DPRINTF(x) #endif int pssprobe(); void pssattach __P((struct device *, struct device *, void *)); int spprobe(); void spattach __P((struct device *, struct device *, void *)); int mpuprobe(); void mpuattach __P((struct device *, struct device *, void *)); int pcdprobe(); void pcdattach __P((struct device *, struct device *, void *)); int spopen __P((dev_t, int)); int pssintr __P((void *)); int mpuintr __P((void *)); int pss_speaker_ctl __P((void *, int)); int pss_getdev __P((void *, struct audio_device *)); int pss_setfd __P((void *, int)); int pss_set_out_port __P((void *, int)); int pss_get_out_port __P((void *)); int pss_set_in_port __P((void *, int)); int pss_get_in_port __P((void *)); int pss_mixer_set_port __P((void *, mixer_ctrl_t *)); int pss_mixer_get_port __P((void *, mixer_ctrl_t *)); int pss_query_devinfo __P((void *, mixer_devinfo_t *)); /* * Define our interface to the higher level audio driver. */ struct audio_hw_if pss_audio_if = { spopen, ad1848_close, NULL, ad1848_set_in_sr, ad1848_get_in_sr, ad1848_set_out_sr, ad1848_get_out_sr, ad1848_query_encoding, ad1848_set_encoding, ad1848_get_encoding, ad1848_set_precision, ad1848_get_precision, ad1848_set_channels, ad1848_get_channels, ad1848_round_blocksize, pss_set_out_port, pss_get_out_port, pss_set_in_port, pss_get_in_port, ad1848_commit_settings, ad1848_get_silence, NULL, NULL, ad1848_dma_output, ad1848_dma_input, ad1848_halt_out_dma, ad1848_halt_in_dma, ad1848_cont_out_dma, ad1848_cont_in_dma, pss_speaker_ctl, pss_getdev, pss_setfd, pss_mixer_set_port, pss_mixer_get_port, pss_query_devinfo, 0, /* not full-duplex */ 0 }; /* Interrupt translation for WSS config */ static u_char wss_interrupt_bits[12] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x08, 0xff, 0x10, 0x18, 0x20 }; /* ditto for WSS DMA channel */ static u_char wss_dma_bits[4] = {1, 2, 0, 3}; #ifndef NEWCONFIG #define at_dma(flags, ptr, cc, chan) isa_dmastart(flags, ptr, cc, chan) #endif struct cfdriver psscd = { NULL, "pss", pssprobe, pssattach, DV_DULL, sizeof(struct pss_softc), 1 }; struct cfdriver spcd = { NULL, "sp", spprobe, spattach, DV_DULL, sizeof(struct ad1848_softc) }; struct cfdriver mpucd = { NULL, "mpu", mpuprobe, mpuattach, DV_DULL, sizeof(struct mpu_softc) }; struct cfdriver pcdcd = { NULL, "pcd", pcdprobe, pcdattach, DV_DULL, sizeof(struct cd_softc) }; struct audio_device pss_device = { "pss,ad1848", "", "PSS" }; void pss_dspwrite(struct pss_softc *sc, int data) { int i; u_short pss_base = sc->sc_iobase; /* * Note! the i<5000000 is an emergency exit. The dsp_command() is sometimes * called while interrupts are disabled. This means that the timer is * disabled also. However the timeout situation is a abnormal condition. * Normally the DSP should be ready to accept commands after just couple of * loops. */ for (i = 0; i < 5000000; i++) { if (inw(pss_base+PSS_STATUS) & PSS_WRITE_EMPTY) { outw(pss_base+PSS_DATA, data); return; } } printf ("pss: DSP Command (%04x) Timeout.\n", data); } void pss_setaddr(int addr, int configAddr) { int val; val = inw(configAddr); val &= ADDR_MASK; val |= (addr << 4); outw(configAddr,val); } /* pss_setint * This function sets the correct bits in the * configuration register to * enable the chosen interrupt. */ int pss_setint(int intNum, int configAddress) { int val; switch(intNum) { case 0: val = inw(configAddress); val &= INT_MASK; outw(configAddress,val); break; case 3: val = inw(configAddress); val &= INT_MASK; val |= INT_3_BITS; outw(configAddress,val); break; case 5: val = inw(configAddress); val &= INT_MASK; val |= INT_5_BITS; outw(configAddress,val); break; case 7: val = inw(configAddress); val &= INT_MASK; val |= INT_7_BITS; outw(configAddress,val); break; case 9: val = inw(configAddress); val &= INT_MASK; val |= INT_9_BITS; outw(configAddress,val); break; case 10: val = inw(configAddress); val &= INT_MASK; val |= INT_10_BITS; outw(configAddress,val); break; case 11: val = inw(configAddress); val &= INT_MASK; val |= INT_11_BITS; outw(configAddress,val); break; case 12: val = inw(configAddress); val &= INT_MASK; val |= INT_12_BITS; outw(configAddress,val); break; default: printf("pss_setint unkown int\n"); return 1; } return 0; } int pss_setdma(int dmaNum, int configAddress) { int val; switch(dmaNum) { case 0: val = inw(configAddress); val &= DMA_MASK; val |= DMA_0_BITS; outw(configAddress,val); break; case 1: val = inw(configAddress); val &= DMA_MASK; val |= DMA_1_BITS; outw(configAddress,val); break; case 3: val = inw(configAddress); val &= DMA_MASK; val |= DMA_3_BITS; outw(configAddress,val); break; case 5: val = inw(configAddress); val &= DMA_MASK; val |= DMA_5_BITS; outw(configAddress,val); break; case 6: val = inw(configAddress); val &= DMA_MASK; val |= DMA_6_BITS; outw(configAddress,val); break; case 7: val = inw(configAddress); val &= DMA_MASK; val |= DMA_7_BITS; outw(configAddress,val); break; default: printf("PSS ERROR! pss_setdma: unknown_dma\n"); return 1; } return 0; } /* * This function tests an interrupt number to see if * it is availible. It takes the interrupt button * as it's argument and returns TRUE if the interrupt * is ok. */ static int pss_testirq(struct pss_softc *sc, int intNum) { u_short iobase = sc->sc_iobase; int val; int ret; int i; /* Set the interrupt bits */ switch(intNum) { case 3: val = inw(iobase+PSS_CONFIG); val &= INT_MASK; /* Special: 0 */ outw(iobase+PSS_CONFIG, val); break; case 5: val = inw(iobase+PSS_CONFIG); val &= INT_MASK; val |= INT_5_BITS; outw(iobase+PSS_CONFIG,val); break; case 7: val = inw(iobase+PSS_CONFIG); val &= INT_MASK; val |= INT_7_BITS; outw(iobase+PSS_CONFIG,val); break; case 9: val = inw(iobase+PSS_CONFIG); val &= INT_MASK; val |= INT_9_BITS; outw(iobase+PSS_CONFIG,val); break; case 10: val = inw(iobase+PSS_CONFIG); val &= INT_MASK; val |= INT_10_BITS; outw(iobase+PSS_CONFIG,val); break; case 11: val = inw(iobase+PSS_CONFIG); val &= INT_MASK; val |= INT_11_BITS; outw(iobase+PSS_CONFIG,val); break; case 12: val = inw(iobase+PSS_CONFIG); val &= INT_MASK; val |= INT_12_BITS; outw(iobase+PSS_CONFIG,val); break; default: DPRINTF(("pss: unknown IRQ (%d)\n", intNum)); return 0; } /* Set the interrupt test bit */ val = inw(iobase+PSS_CONFIG); val |= INT_TEST_BIT; outw(iobase+PSS_CONFIG,val); /* Check if the interrupt is in use */ /* Do it a few times in case there is a delay */ ret = 0; for (i = 0; i < 5; i++) { val = inw(iobase+PSS_CONFIG); if (val & INT_TEST_PASS) { ret = 1; break; } } /* Clear the Test bit and the interrupt bits */ val = inw(iobase+PSS_CONFIG); val &= INT_TEST_BIT_MASK; val &= INT_MASK; outw(iobase+PSS_CONFIG,val); return(ret); } /* * This function tests a dma channel to see if * it is availible. It takes the DMA channel button * as it's argument and returns TRUE if the channel * is ok. */ int pss_testdma(struct pss_softc *sc, int dmaNum) { u_short iobase = sc->sc_iobase; int val; int i,ret; switch (dmaNum) { case 0: val = inw(iobase+PSS_CONFIG); val &= DMA_MASK; val |= DMA_0_BITS; outw(iobase+PSS_CONFIG,val); break; case 1: val = inw(iobase+PSS_CONFIG); val &= DMA_MASK; val |= DMA_1_BITS; outw(iobase+PSS_CONFIG,val); break; case 3: val = inw(iobase+PSS_CONFIG); val &= DMA_MASK; val |= DMA_3_BITS; outw(iobase+PSS_CONFIG,val); break; case 5: val = inw(iobase+PSS_CONFIG); val &= DMA_MASK; val |= DMA_5_BITS; outw(iobase+PSS_CONFIG,val); break; case 6: val = inw(iobase+PSS_CONFIG); val &= DMA_MASK; val |= DMA_6_BITS; outw(iobase+PSS_CONFIG,val); break; case 7: val = inw(iobase+PSS_CONFIG); val &= DMA_MASK; val |= DMA_7_BITS; outw(iobase+PSS_CONFIG,val); break; default: DPRINTF(("pss: unknown DMA channel (%d)\n", dmaNum)); return 0; } /* Set the DMA test bit */ val = inw(iobase+PSS_CONFIG); val |= DMA_TEST_BIT; outw(iobase+PSS_CONFIG,val); /* Check if the DMA channel is in use */ /* Do it a few times in case there is a delay */ ret = 0; for (i = 0; i < 3; i++) { val = inw(iobase+PSS_CONFIG); if (val & DMA_TEST_PASS) { ret = 1; break; } } /* Clear the Test bit and the DMA bits */ val = inw(iobase+PSS_CONFIG); val &= DMA_TEST_BIT_MASK; val &= DMA_MASK; outw(iobase+PSS_CONFIG,val); return(ret); } int pss_reset_dsp(struct pss_softc *sc) { u_long i; u_short pss_base = sc->sc_iobase; outw(pss_base+PSS_CONTROL, PSS_RESET); for (i = 0; i < 32768; i++) inw(pss_base+PSS_CONTROL); outw(pss_base+PSS_CONTROL, 0); return 1; } /* * This function loads an image into the PSS * card. The function loads the file by putting * reseting the dsp and feeding it the boot bytes. * First you feed the ASIC the first byte of * the boot sequence. The ASIC waits until it * detects a BMS and RD and asserts BR * and outputs the byte. The host must poll for * the BG signal. It then feeds the ASIC another * byte which removes BR. */ int pss_download_dsp(struct pss_softc *sc, u_char *block, int size) { int i, val, count; u_short pss_base = sc->sc_iobase; DPRINTF(("pss: downloading boot code...")); /* Warn DSP software that a boot is coming */ outw(pss_base+PSS_DATA, 0x00fe); for (i = 0; i < 32768; i++) if (inw(pss_base+PSS_DATA) == 0x5500) break; outw(pss_base+PSS_DATA, *block++); pss_reset_dsp(sc); DPRINTF(("start ")); count = 1; while(1) { int j; for (j=0; j<327670; j++) { /* Wait for BG to appear */ if (inw(pss_base+PSS_STATUS) & PSS_FLAG3) break; } if (j==327670) { /* It's ok we timed out when the file was empty */ if (count >= size) break; else { printf("\npss: DownLoad timeout problems, byte %d=%d\n", count, size); return 0; } } /* Send the next byte */ outw(pss_base+PSS_DATA, *block++); count++; } outw(pss_base+PSS_DATA, 0); for (i = 0; i < 32768; i++) (void) inw(pss_base+PSS_STATUS); DPRINTF(("downloaded\n")); for (i = 0; i < 32768; i++) { val = inw(pss_base+PSS_STATUS); if (val & PSS_READ_FULL) break; } /* now read the version */ for (i = 0; i < 32000; i++) { val = inw(pss_base+PSS_STATUS); if (val & PSS_READ_FULL) break; } if (i == 32000) return 0; (void) inw(pss_base+PSS_DATA); return 1; } void wss_dump_regs(struct ad1848_softc *sc) { printf("WSS regs: config=%x version=%x\n", (u_char)inb(sc->sc_iobase+WSS_CONFIG), (u_char)inb(sc->sc_iobase+WSS_STATUS)); } void pss_dump_regs(struct pss_softc *sc) { printf("PSS regs: status=%x vers=%x ", (u_short)inw(sc->sc_iobase+PSS_STATUS), (u_short)inw(sc->sc_iobase+PSS_ID_VERS)); printf("config=%x wss_config=%x\n", (u_short)inw(sc->sc_iobase+PSS_CONFIG), (u_short)inw(sc->sc_iobase+PSS_WSS_CONFIG)); } /* * Probe for the PSS hardware. */ int pssprobe(parent, self, aux) struct device *parent, *self; void *aux; { struct pss_softc *sc = (void *)self; struct isa_attach_args *ia = aux; u_short iobase = ia->ia_iobase; int i; if (!PSS_BASE_VALID(iobase)) { printf("pss: configured iobase %d invalid\n", iobase); return 0; } /* Need to probe for iobase when IOBASEUNK {0x220 0x240} */ if (iobase == (u_short)IOBASEUNK) { iobase = 0x220; if ((inw(iobase+PSS_ID_VERS) & 0xff00) == 0x4500) goto pss_found; iobase = 0x240; if ((inw(iobase+PSS_ID_VERS) & 0xff00) == 0x4500) goto pss_found; DPRINTF(("pss: no PSS found (at 0x220 or 0x240)\n")); return 0; } else if ((inw(iobase+PSS_ID_VERS) & 0xff00) != 0x4500) { DPRINTF(("pss: not a PSS - %x\n", inw(iobase+PSS_ID_VERS))); return 0; } pss_found: sc->sc_iobase = iobase; /* Clear WSS config */ pss_setaddr(WSS_BASE_ADDRESS, sc->sc_iobase+PSS_WSS_CONFIG); outb(WSS_BASE_ADDRESS+WSS_CONFIG, 0); /* Clear config registers (POR reset state) */ outw(sc->sc_iobase+PSS_CONFIG, 0); outw(sc->sc_iobase+PSS_WSS_CONFIG, 0); outw(sc->sc_iobase+SB_CONFIG, 0); outw(sc->sc_iobase+MIDI_CONFIG, 0); outw(sc->sc_iobase+CD_CONFIG, 0); if (ia->ia_irq == IRQUNK) { int i; for (i = 0; i < 16; i++) { if (pss_testirq(sc, i) != 0) break; } if (i == 16) { printf("pss: unable to locate free IRQ channel\n"); return 0; } else { ia->ia_irq = (1<ia_irq) == 0) { printf("pss: configured IRQ unavailable (%d)\n", ia->ia_irq); return 0; } } /* XXX Need to deal with DRQUNK */ if (pss_testdma(sc, ia->ia_drq) == 0) { printf("pss: configured DMA channel unavailable (%d)\n", ia->ia_drq); return 0; } ia->ia_iosize = PSS_NPORT; /* Initialize PSS irq and dma */ pss_setint(ia->ia_irq, sc->sc_iobase+PSS_CONFIG); pss_setdma(sc->sc_drq, sc->sc_iobase+PSS_CONFIG); /* Setup the Game port */ #ifdef PSS_GAMEPORT DPRINTF(("Turning Game Port On.\n")); outw(sc->sc_iobase+PSS_STATUS, inw(sc->sc_iobase+PSS_STATUS) | GAME_BIT); #else outw(sc->sc_iobase+PSS_STATUS, inw(sc->sc_iobase+PSS_STATUS) & GAME_BIT_MASK); #endif /* Reset DSP */ pss_reset_dsp(sc); return 1; } /* * Probe for the Soundport (ad1848) */ int spprobe(parent, match, aux) struct device *parent; void *match, *aux; { struct ad1848_softc *sc = (void *)match; struct pss_softc *pc = (void *)parent; struct cfdata *cf = (void *)sc->sc_dev.dv_cfdata; u_char bits; int i; sc->sc_iobase = cf->cf_iobase; /* Set WSS io address */ pss_setaddr(sc->sc_iobase, pc->sc_iobase+PSS_WSS_CONFIG); /* Is there an ad1848 chip at the WSS iobase ? */ if (ad1848_probe(sc) == 0) { DPRINTF(("sp: no ad1848 ? iobase=%x\n", sc->sc_iobase)); return 0; } /* Setup WSS interrupt and DMA if auto */ if (cf->cf_irq == IRQUNK) { /* Find unused IRQ for WSS */ for (i = 0; i < 12; i++) { if (wss_interrupt_bits[i] != 0xff) { if (pss_testirq(pc, i)) break; } } if (i == 12) { printf("sp: unable to locate free IRQ for WSS\n"); return 0; } else { cf->cf_irq = i; sc->sc_irq = i; DPRINTF(("sp: found IRQ %d free\n", i)); } } else { sc->sc_irq = cf->cf_irq; if (pss_testirq(pc, sc->sc_irq) == 0) { printf("sp: configured IRQ unavailable (%d)\n", sc->sc_irq); return 0; } } if (cf->cf_drq == DRQUNK) { /* Find unused DMA channel for WSS */ for (i = 0; i < 4; i++) { if (wss_dma_bits[i]) { if (pss_testdma(pc, i)) break; } } if (i == 4) { printf("sp: unable to locate free DMA channel for WSS\n"); return 0; } else { sc->sc_drq = cf->cf_drq = i; DPRINTF(("sp: found DMA %d free\n", i)); } } else { if (pss_testdma(pc, sc->sc_drq) == 0) { printf("sp: configured DMA channel unavailable (%d)\n", sc->sc_drq); return 0; } sc->sc_drq = cf->cf_drq; } /* Set WSS config registers */ if ((bits = wss_interrupt_bits[sc->sc_irq]) == 0xff) { printf("sp: invalid interrupt configuration (irq=%d)\n", sc->sc_irq); return 0; } outb(sc->sc_iobase+WSS_CONFIG, (bits | 0x40)); if ((inb(sc->sc_iobase+WSS_STATUS) & 0x40) == 0) /* XXX What do these bits mean ? */ DPRINTF(("sp: IRQ %x\n", inb(sc->sc_iobase+WSS_STATUS))); outb(sc->sc_iobase+WSS_CONFIG, (bits | wss_dma_bits[sc->sc_drq])); pc->ad1848_sc = sc; sc->parent = pc; return 1; } int mpuprobe(parent, match, aux) struct device *parent; void *match, *aux; { struct mpu_softc *sc = (void *)match; struct pss_softc *pc = (void *)parent; struct cfdata *cf = (void *)sc->sc_dev.dv_cfdata; /* Check if midi is enabled; if it is check the interrupt */ sc->sc_iobase = cf->cf_iobase; if (cf->cf_irq == IRQUNK) { int i; for (i = 0; i < 16; i++) { if (pss_testirq(pc, i) != 0) break; } if (i == 16) { printf("mpu: unable to locate free IRQ channel for MIDI\n"); return 0; } else { cf->cf_irq = i; sc->sc_irq = i; DPRINTF(("mpu: found IRQ %d free\n", i)); } } else { sc->sc_irq = cf->cf_irq; if (pss_testirq(pc, sc->sc_irq) == 0) { printf("pss: configured MIDI IRQ unavailable (%d)\n", sc->sc_irq); return 0; } } outw(pc->sc_iobase+MIDI_CONFIG,0); DPRINTF(("pss: mpu port 0x%x irq %d\n", sc->sc_iobase, sc->sc_irq)); pss_setaddr(sc->sc_iobase, pc->sc_iobase+MIDI_CONFIG); pss_setint(sc->sc_irq, pc->sc_iobase+MIDI_CONFIG); return 1; } int pcdprobe(parent, match, aux) struct device *parent; void *match, *aux; { struct cd_softc *sc = (void *)match; struct pss_softc *pc = (void *)parent; struct cfdata *cf = (void *)sc->sc_dev.dv_cfdata; u_short val; sc->sc_iobase = cf->cf_iobase; pss_setaddr(sc->sc_iobase, pc->sc_iobase+CD_CONFIG); /* Set the correct irq polarity. */ val = inw(pc->sc_iobase+CD_CONFIG); outw(pc->sc_iobase+CD_CONFIG, 0); val &= CD_POL_MASK; val | CD_POL_BIT; /* XXX if (pol) */ outw(pc->sc_iobase+CD_CONFIG, val); if (cf->cf_irq == IRQUNK) { int i; for (i = 0; i < 16; i++) { if (pss_testirq(pc, i) != 0) break; } if (i == 16) { printf("pcd: unable to locate free IRQ channel for CD\n"); return 0; } else { cf->cf_irq = i; sc->sc_irq = i; DPRINTF(("pcd: found IRQ %d free\n", i)); } } else { sc->sc_irq = cf->cf_irq; if (pss_testirq(pc, sc->sc_irq) == 0) { printf("pcd: configured CD IRQ unavailable (%d)\n", sc->sc_irq); return 0; } return 1; } pss_setint(sc->sc_irq, pc->sc_iobase+CD_CONFIG); return 1; } /* * Attach hardware to driver, attach hardware driver to audio * pseudo-device driver . */ void pssattach(parent, self, aux) struct device *parent, *self; void *aux; { struct pss_softc *sc = (struct pss_softc *)self; struct isa_attach_args *ia = (struct isa_attach_args *)aux; u_short iobase = ia->ia_iobase; u_char vers; struct ad1848_volume vol = {150, 150}; sc->sc_iobase = iobase; sc->sc_drq = ia->ia_drq; #ifdef NEWCONFIG isa_establish(&sc->sc_id, &sc->sc_dev); #endif /* Setup interrupt handler for PSS */ sc->sc_ih = isa_intr_establish(ia->ia_irq, ISA_IST_EDGE, ISA_IPL_CLOCK, pssintr, sc); vers = (inw(sc->sc_iobase+PSS_ID_VERS)&0xff) - 1; printf(": esc614%c\n", (vers > 0)?'A'+vers:' '); (void)config_found(self, NULL, NULL); sc->out_port = PSS_MASTER_VOL; (void)pss_set_master_mode(sc, PSS_SPKR_STEREO); (void)pss_set_master_gain(sc, &vol); (void)pss_set_treble(sc, AUDIO_MAX_GAIN/2); (void)pss_set_bass(sc, AUDIO_MAX_GAIN/2); if (audio_hardware_attach(&pss_audio_if, sc->ad1848_sc) != 0) printf("pss: could not attach to audio pseudo-device driver\n"); } void spattach(parent, self, aux) struct device *parent, *self; void *aux; { struct ad1848_softc *sc = (struct ad1848_softc *)self; struct cfdata *cf = (void *)sc->sc_dev.dv_cfdata; u_short iobase = cf->cf_iobase; sc->sc_iobase = iobase; sc->sc_drq = cf->cf_drq; #ifdef NEWCONFIG isa_establish(&sc->sc_id, &sc->sc_dev); #endif sc->sc_ih = isa_intr_establish(cf->cf_irq, ISA_IST_EDGE, ISA_IPL_CLOCK, ad1848_intr, sc); /* XXX might use pssprint func ?? */ printf(" port 0x%x-0x%x irq %d drq %d", sc->sc_iobase, sc->sc_iobase+AD1848_NPORT, cf->cf_irq, cf->cf_drq); ad1848_attach(sc); printf("\n"); } void mpuattach(parent, self, aux) struct device *parent, *self; void *aux; { struct mpu_softc *sc = (struct mpu_softc *)self; struct cfdata *cf = (void *)sc->sc_dev.dv_cfdata; u_short iobase = cf->cf_iobase; sc->sc_iobase = iobase; #ifdef NEWCONFIG isa_establish(&sc->sc_id, &sc->sc_dev); #endif sc->sc_ih = isa_intr_establish(cf->cf_irq, ISA_IST_EDGE, ISA_IPL_CLOCK, mpuintr, sc); /* XXX might use pssprint func ?? */ printf(" port 0x%x-0x%x irq %d\n", sc->sc_iobase, sc->sc_iobase+MIDI_NPORT, cf->cf_irq); } void pcdattach(parent, self, aux) struct device *parent, *self; void *aux; { struct cd_softc *sc = (struct cd_softc *)self; struct cfdata *cf = (void *)sc->sc_dev.dv_cfdata; u_short iobase = cf->cf_iobase; /* * The pss driver simply enables the cd interface. The CD * appropriate driver - scsi (aic6360) or Sony needs to be * used after this to handle the device. */ sc->sc_iobase = iobase; #ifdef NEWCONFIG isa_establish(&sc->sc_id, &sc->sc_dev); #endif /* XXX might use pssprint func ?? */ printf(" port 0x%x-0x%x irq %d\n", sc->sc_iobase, sc->sc_iobase+2, cf->cf_irq); } static int pss_to_vol(cp, vol) mixer_ctrl_t *cp; struct ad1848_volume *vol; { if (cp->un.value.num_channels == 1) { vol->left = vol->right = cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]; return(1); } else if (cp->un.value.num_channels == 2) { vol->left = cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]; vol->right = cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]; return(1); } return(0); } static int pss_from_vol(cp, vol) mixer_ctrl_t *cp; struct ad1848_volume *vol; { if (cp->un.value.num_channels == 1) { cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = vol->left; return(1); } else if (cp->un.value.num_channels == 2) { cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = vol->left; cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = vol->right; return(1); } return(0); } int spopen(dev, flags) dev_t dev; int flags; { struct ad1848_softc *sc; int unit = AUDIOUNIT(dev); if (unit >= spcd.cd_ndevs) return ENODEV; sc = spcd.cd_devs[unit]; if (!sc) return ENXIO; return ad1848_open(sc, dev, flags); } int pss_set_master_gain(sc, gp) register struct pss_softc *sc; struct ad1848_volume *gp; { DPRINTF(("pss_set_master_gain: %d:%d\n", gp->left, gp->right)); #ifdef PSS_DSP if (gp->left > PHILLIPS_VOL_MAX) gp->left = PHILLIPS_VOL_MAX; if (gp->left < PHILLIPS_VOL_MIN) gp->left = PHILLIPS_VOL_MIN; if (gp->right > PHILLIPS_VOL_MAX) gp->right = PHILLIPS_VOL_MAX; if (gp->right < PHILLIPS_VOL_MIN) gp->right = PHILLIPS_VOL_MIN; pss_dspwrite(sc, SET_MASTER_COMMAND); pss_dspwrite(sc, MASTER_VOLUME_LEFT|(PHILLIPS_VOL_CONSTANT + gp->left / PHILLIPS_VOL_STEP)); pss_dspwrite(sc, SET_MASTER_COMMAND); pss_dspwrite(sc, MASTER_VOLUME_RIGHT|(PHILLIPS_VOL_CONSTANT + gp->right / PHILLIPS_VOL_STEP)); #endif sc->master_volume = *gp; return(0); } int pss_set_master_mode(sc, mode) register struct pss_softc *sc; int mode; { short phillips_mode; DPRINTF(("pss_set_master_mode: %d\n", mode)); if (mode == PSS_SPKR_STEREO) phillips_mode = PSS_STEREO; else if (mode == PSS_SPKR_PSEUDO) phillips_mode = PSS_PSEUDO; else if (mode == PSS_SPKR_SPATIAL) phillips_mode = PSS_SPATIAL; else if (mode == PSS_SPKR_MONO) phillips_mode = PSS_MONO; else return (EINVAL); #ifdef PSS_DSP pss_dspwrite(sc, SET_MASTER_COMMAND); pss_dspwrite(sc, MASTER_SWITCH | mode); #endif sc->master_mode = mode; return(0); } int pss_set_treble(sc, treb) register struct pss_softc *sc; u_char treb; { DPRINTF(("pss_set_treble: %d\n", treb)); #ifdef PSS_DSP if (treb > PHILLIPS_TREBLE_MAX) treb = PHILLIPS_TREBLE_MAX; if (treb < PHILLIPS_TREBLE_MIN) treb = PHILLIPS_TREBLE_MIN; pss_dspwrite(sc, SET_MASTER_COMMAND); pss_dspwrite(sc, MASTER_TREBLE|(PHILLIPS_TREBLE_CONSTANT + treb / PHILLIPS_TREBLE_STEP)); #endif sc->monitor_treble = treb; return(0); } int pss_set_bass(sc, bass) register struct pss_softc *sc; u_int bass; { DPRINTF(("pss_set_bass: %d\n", bass)); #ifdef PSS_DSP if (bass > PHILLIPS_BASS_MAX) bass = PHILLIPS_BASS_MAX; if (bass < PHILLIPS_BASS_MIN) bass = PHILLIPS_BASS_MIN; pss_dspwrite(sc, SET_MASTER_COMMAND); pss_dspwrite(sc, MASTER_BASS|(PHILLIPS_BASS_CONSTANT + bass / PHILLIPS_BASS_STEP)); #endif sc->monitor_bass = bass; return(0); } int pss_get_master_gain(sc, gp) register struct pss_softc *sc; struct ad1848_volume *gp; { *gp = sc->master_volume; return(0); } int pss_get_master_mode(sc, mode) register struct pss_softc *sc; u_int *mode; { *mode = sc->master_mode; return(0); } int pss_get_treble(sc, tp) register struct pss_softc *sc; u_char *tp; { *tp = sc->monitor_treble; return(0); } int pss_get_bass(sc, bp) register struct pss_softc *sc; u_char *bp; { *bp = sc->monitor_bass; return(0); } int pss_speaker_ctl(addr, newstate) void *addr; int newstate; { return(0); } int pssintr(arg) void *arg; { register struct pss_softc *sc = arg; u_short sr; sr = inw(sc->sc_iobase+PSS_STATUS); DPRINTF(("pssintr: sc=%x st=%x\n", sc, sr)); /* Acknowledge intr */ outw(sc->sc_iobase+PSS_IRQ_ACK, 0); /* Is it one of ours ? */ if (sr & (PSS_WRITE_EMPTY|PSS_READ_FULL|PSS_IRQ|PSS_DMQ_TC)) { /* XXX do something */ return 1; } return 0; } int mpuintr(arg) void *arg; { register struct mpu_softc *sc = arg; u_char sr; sr = inb(sc->sc_iobase+MIDI_STATUS_REG); printf("mpuintr: sc=%x sr=%x\n", sc, sr); /* XXX Need to clear intr */ return 1; } int pss_getdev(addr, retp) void *addr; struct audio_device *retp; { DPRINTF(("pss_getdev: retp=0x%x\n", retp)); *retp = pss_device; return 0; } int pss_setfd(addr, flag) void *addr; int flag; { /* Can't do full-duplex */ return(ENOTTY); } int pss_set_out_port(addr, port) void *addr; int port; { register struct ad1848_softc *ac = addr; register struct pss_softc *sc = ac->parent; DPRINTF(("pss_set_out_port: %d\n", port)); if (port != PSS_MASTER_VOL) return(EINVAL); sc->out_port = port; return(0); } int pss_get_out_port(addr) void *addr; { register struct ad1848_softc *ac = addr; register struct pss_softc *sc = ac->parent; DPRINTF(("pss_get_out_port: %d\n", sc->out_port)); return(sc->out_port); } int pss_set_in_port(addr, port) void *addr; int port; { register struct ad1848_softc *ac = addr; register struct pss_softc *sc = ac->parent; DPRINTF(("pss_set_in_port: %d\n", port)); switch(port) { case PSS_MIC_IN_LVL: port = MIC_IN_PORT; break; case PSS_LINE_IN_LVL: port = LINE_IN_PORT; break; case PSS_DAC_LVL: port = DAC_IN_PORT; break; default: return(EINVAL); /*NOTREACHED*/ } return(ad1848_set_rec_port(ac, port)); } int pss_get_in_port(addr) void *addr; { register struct ad1848_softc *ac = addr; register struct pss_softc *sc = ac->parent; int port = PSS_MIC_IN_LVL; switch(ad1848_get_rec_port(ac)) { case MIC_IN_PORT: port = PSS_MIC_IN_LVL; break; case LINE_IN_PORT: port = PSS_LINE_IN_LVL; break; case DAC_IN_PORT: port = PSS_DAC_LVL; break; } DPRINTF(("pss_get_in_port: %d\n", port)); return(port); } int pss_mixer_set_port(addr, cp) void *addr; mixer_ctrl_t *cp; { register struct ad1848_softc *ac = addr; register struct pss_softc *sc = ac->parent; struct ad1848_volume vol; u_char eq; int error = EINVAL; DPRINTF(("pss_mixer_set_port: dev=%d type=%d\n", cp->dev, cp->type)); switch (cp->dev) { case PSS_MIC_IN_LVL: /* Microphone */ if (cp->type == AUDIO_MIXER_VALUE) { if (pss_to_vol(cp, &vol)) error = ad1848_set_aux2_gain(ac, &vol); } break; case PSS_MIC_IN_MUTE: /* Microphone */ if (cp->type == AUDIO_MIXER_ENUM) { sc->mic_mute = cp->un.ord; DPRINTF(("mic mute %d\n", cp->un.ord)); error = 0; } break; case PSS_LINE_IN_LVL: /* linein/CD */ if (cp->type == AUDIO_MIXER_VALUE) { if (pss_to_vol(cp, &vol)) error = ad1848_set_aux1_gain(ac, &vol); } break; case PSS_LINE_IN_MUTE: /* linein/CD */ if (cp->type == AUDIO_MIXER_ENUM) { sc->cd_mute = cp->un.ord; DPRINTF(("CD mute %d\n", cp->un.ord)); error = 0; } break; case PSS_DAC_LVL: /* dac out */ if (cp->type == AUDIO_MIXER_VALUE) { if (pss_to_vol(cp, &vol)) error = ad1848_set_out_gain(ac, &vol); } break; case PSS_DAC_MUTE: /* dac out */ if (cp->type == AUDIO_MIXER_ENUM) { sc->dac_mute = cp->un.ord; DPRINTF(("DAC mute %d\n", cp->un.ord)); error = 0; } break; case PSS_REC_LVL: /* record level */ if (cp->type == AUDIO_MIXER_VALUE) { if (pss_to_vol(cp, &vol)) error = ad1848_set_rec_gain(ac, &vol); } break; case PSS_RECORD_SOURCE: if (cp->type == AUDIO_MIXER_ENUM) { error = ad1848_set_rec_port(ac, cp->un.ord); } break; case PSS_MON_LVL: if (cp->type == AUDIO_MIXER_VALUE && cp->un.value.num_channels == 1) { vol.left = cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]; error = ad1848_set_mon_gain(ac, &vol); } break; case PSS_MASTER_VOL: /* master volume */ if (cp->type == AUDIO_MIXER_VALUE) { if (pss_to_vol(cp, &vol)) error = pss_set_master_gain(sc, &vol); } break; case PSS_OUTPUT_MODE: if (cp->type == AUDIO_MIXER_ENUM) error = pss_set_master_mode(sc, cp->un.ord); break; case PSS_MASTER_TREBLE: /* master treble */ if (cp->type == AUDIO_MIXER_VALUE && cp->un.value.num_channels == 1) error = pss_set_treble(sc, (u_char)cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); break; case PSS_MASTER_BASS: /* master bass */ if (cp->type == AUDIO_MIXER_VALUE && cp->un.value.num_channels == 1) error = pss_set_bass(sc, (u_char)cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); break; default: return ENXIO; /*NOTREACHED*/ } return 0; } int pss_mixer_get_port(addr, cp) void *addr; mixer_ctrl_t *cp; { register struct ad1848_softc *ac = addr; register struct pss_softc *sc = ac->parent; struct ad1848_volume vol; u_char eq; int error = EINVAL; DPRINTF(("pss_mixer_get_port: port=%d\n", cp->dev)); switch (cp->dev) { case PSS_MIC_IN_LVL: /* Microphone */ if (cp->type == AUDIO_MIXER_VALUE) { error = ad1848_get_aux2_gain(ac, &vol); if (!error) pss_from_vol(cp, &vol); } break; case PSS_MIC_IN_MUTE: if (cp->type == AUDIO_MIXER_ENUM) { cp->un.ord = sc->mic_mute; error = 0; } break; case PSS_LINE_IN_LVL: /* linein/CD */ if (cp->type == AUDIO_MIXER_VALUE) { error = ad1848_get_aux1_gain(ac, &vol); if (!error) pss_from_vol(cp, &vol); } break; case PSS_LINE_IN_MUTE: if (cp->type == AUDIO_MIXER_ENUM) { cp->un.ord = sc->cd_mute; error = 0; } break; case PSS_DAC_LVL: /* dac out */ if (cp->type == AUDIO_MIXER_VALUE) { error = ad1848_get_out_gain(ac, &vol); if (!error) pss_from_vol(cp, &vol); } break; case PSS_DAC_MUTE: if (cp->type == AUDIO_MIXER_ENUM) { cp->un.ord = sc->dac_mute; error = 0; } break; case PSS_REC_LVL: /* record level */ if (cp->type == AUDIO_MIXER_VALUE) { error = ad1848_get_rec_gain(ac, &vol); if (!error) pss_from_vol(cp, &vol); } break; case PSS_RECORD_SOURCE: if (cp->type == AUDIO_MIXER_ENUM) { cp->un.ord = ad1848_get_rec_port(ac); error = 0; } break; case PSS_MON_LVL: /* monitor level */ if (cp->type == AUDIO_MIXER_VALUE && cp->un.value.num_channels == 1) { error = ad1848_get_mon_gain(ac, &vol); if (!error) cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = vol.left; } break; case PSS_MASTER_VOL: /* master volume */ if (cp->type == AUDIO_MIXER_VALUE) { error = pss_get_master_gain(sc, &vol); if (!error) pss_from_vol(cp, &vol); } break; case PSS_MASTER_TREBLE: /* master treble */ if (cp->type == AUDIO_MIXER_VALUE && cp->un.value.num_channels == 1) { error = pss_get_treble(sc, &eq); if (!error) cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = eq; } break; case PSS_MASTER_BASS: /* master bass */ if (cp->type == AUDIO_MIXER_VALUE && cp->un.value.num_channels == 1) { error = pss_get_bass(sc, &eq); if (!error) cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = eq; } break; case PSS_OUTPUT_MODE: if (cp->type == AUDIO_MIXER_ENUM) error = pss_get_master_mode(sc, &cp->un.ord); break; default: error = ENXIO; break; } return(error); } int pss_query_devinfo(addr, dip) void *addr; register mixer_devinfo_t *dip; { register struct ad1848_softc *ac = addr; register struct pss_softc *sc = ac->parent; DPRINTF(("pss_query_devinfo: index=%d\n", dip->index)); switch(dip->index) { case PSS_MIC_IN_LVL: /* Microphone */ dip->type = AUDIO_MIXER_VALUE; dip->mixer_class = PSS_INPUT_CLASS; dip->prev = AUDIO_MIXER_LAST; dip->next = PSS_MIC_IN_MUTE; strcpy(dip->label.name, AudioNmicrophone); dip->un.v.num_channels = 2; strcpy(dip->un.v.units.name, AudioNvolume); break; case PSS_LINE_IN_LVL: /* line/CD */ dip->type = AUDIO_MIXER_VALUE; dip->mixer_class = PSS_INPUT_CLASS; dip->prev = AUDIO_MIXER_LAST; dip->next = PSS_LINE_IN_MUTE; strcpy(dip->label.name, AudioNcd); dip->un.v.num_channels = 2; strcpy(dip->un.v.units.name, AudioNvolume); break; case PSS_DAC_LVL: /* dacout */ dip->type = AUDIO_MIXER_VALUE; dip->mixer_class = PSS_INPUT_CLASS; dip->prev = AUDIO_MIXER_LAST; dip->next = PSS_DAC_MUTE; strcpy(dip->label.name, AudioNdac); dip->un.v.num_channels = 2; strcpy(dip->un.v.units.name, AudioNvolume); break; case PSS_REC_LVL: /* record level */ dip->type = AUDIO_MIXER_VALUE; dip->mixer_class = PSS_RECORD_CLASS; dip->prev = AUDIO_MIXER_LAST; dip->next = PSS_RECORD_SOURCE; strcpy(dip->label.name, AudioNrecord); dip->un.v.num_channels = 2; strcpy(dip->un.v.units.name, AudioNvolume); break; case PSS_MON_LVL: /* monitor level */ dip->type = AUDIO_MIXER_VALUE; dip->mixer_class = PSS_MONITOR_CLASS; dip->next = dip->prev = AUDIO_MIXER_LAST; strcpy(dip->label.name, AudioNmonitor); dip->un.v.num_channels = 1; strcpy(dip->un.v.units.name, AudioNvolume); break; case PSS_MASTER_VOL: /* master volume */ dip->type = AUDIO_MIXER_VALUE; dip->mixer_class = PSS_OUTPUT_CLASS; dip->prev = AUDIO_MIXER_LAST; dip->next = PSS_OUTPUT_MODE; strcpy(dip->label.name, AudioNvolume); dip->un.v.num_channels = 2; strcpy(dip->un.v.units.name, AudioNvolume); break; case PSS_MASTER_TREBLE: /* master treble */ dip->type = AUDIO_MIXER_VALUE; dip->mixer_class = PSS_OUTPUT_CLASS; dip->next = dip->prev = AUDIO_MIXER_LAST; strcpy(dip->label.name, AudioNtreble); dip->un.v.num_channels = 1; strcpy(dip->un.v.units.name, AudioNtreble); break; case PSS_MASTER_BASS: /* master bass */ dip->type = AUDIO_MIXER_VALUE; dip->mixer_class = PSS_OUTPUT_CLASS; dip->next = dip->prev = AUDIO_MIXER_LAST; strcpy(dip->label.name, AudioNbass); dip->un.v.num_channels = 1; strcpy(dip->un.v.units.name, AudioNbass); break; case PSS_OUTPUT_CLASS: /* output class descriptor */ dip->type = AUDIO_MIXER_CLASS; dip->mixer_class = PSS_OUTPUT_CLASS; dip->next = dip->prev = AUDIO_MIXER_LAST; strcpy(dip->label.name, AudioNspeaker); break; case PSS_INPUT_CLASS: /* input class descriptor */ dip->type = AUDIO_MIXER_CLASS; dip->mixer_class = PSS_INPUT_CLASS; dip->next = dip->prev = AUDIO_MIXER_LAST; strcpy(dip->label.name, AudioCInputs); break; case PSS_MONITOR_CLASS: /* monitor class descriptor */ dip->type = AUDIO_MIXER_CLASS; dip->mixer_class = PSS_MONITOR_CLASS; dip->next = dip->prev = AUDIO_MIXER_LAST; strcpy(dip->label.name, AudioNmonitor); break; case PSS_RECORD_CLASS: /* record source class */ dip->type = AUDIO_MIXER_CLASS; dip->mixer_class = PSS_RECORD_CLASS; dip->next = dip->prev = AUDIO_MIXER_LAST; strcpy(dip->label.name, AudioNrecord); break; case PSS_MIC_IN_MUTE: dip->mixer_class = PSS_INPUT_CLASS; dip->type = AUDIO_MIXER_ENUM; dip->prev = PSS_MIC_IN_LVL; dip->next = AUDIO_MIXER_LAST; goto mute; case PSS_LINE_IN_MUTE: dip->mixer_class = PSS_INPUT_CLASS; dip->type = AUDIO_MIXER_ENUM; dip->prev = PSS_LINE_IN_LVL; dip->next = AUDIO_MIXER_LAST; goto mute; case PSS_DAC_MUTE: dip->mixer_class = PSS_INPUT_CLASS; dip->type = AUDIO_MIXER_ENUM; dip->prev = PSS_DAC_LVL; dip->next = AUDIO_MIXER_LAST; mute: strcpy(dip->label.name, AudioNmute); dip->un.e.num_mem = 2; strcpy(dip->un.e.member[0].label.name, AudioNoff); dip->un.e.member[0].ord = 0; strcpy(dip->un.e.member[1].label.name, AudioNon); dip->un.e.member[1].ord = 1; break; case PSS_OUTPUT_MODE: dip->mixer_class = PSS_OUTPUT_CLASS; dip->type = AUDIO_MIXER_ENUM; dip->prev = PSS_MASTER_VOL; dip->next = AUDIO_MIXER_LAST; strcpy(dip->label.name, AudioNmode); dip->un.e.num_mem = 4; strcpy(dip->un.e.member[0].label.name, AudioNmono); dip->un.e.member[0].ord = PSS_SPKR_MONO; strcpy(dip->un.e.member[1].label.name, AudioNstereo); dip->un.e.member[1].ord = PSS_SPKR_STEREO; strcpy(dip->un.e.member[2].label.name, AudioNpseudo); dip->un.e.member[2].ord = PSS_SPKR_PSEUDO; strcpy(dip->un.e.member[3].label.name, AudioNspatial); dip->un.e.member[3].ord = PSS_SPKR_SPATIAL; break; case PSS_RECORD_SOURCE: dip->mixer_class = PSS_RECORD_CLASS; dip->type = AUDIO_MIXER_ENUM; dip->prev = PSS_REC_LVL; dip->next = AUDIO_MIXER_LAST; strcpy(dip->label.name, AudioNsource); dip->un.e.num_mem = 3; strcpy(dip->un.e.member[0].label.name, AudioNmicrophone); dip->un.e.member[0].ord = PSS_MIC_IN_LVL; strcpy(dip->un.e.member[1].label.name, AudioNcd); dip->un.e.member[1].ord = PSS_LINE_IN_LVL; strcpy(dip->un.e.member[2].label.name, AudioNdac); dip->un.e.member[2].ord = PSS_DAC_LVL; break; default: return ENXIO; /*NOTREACHED*/ } DPRINTF(("AUDIO_MIXER_DEVINFO: name=%s\n", dip->label.name)); return 0; }