Return to aoa.c CVS log

Up to [local] / sys / arch / macppc / dev

Annotation of sys/arch/macppc/dev/aoa.c, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: aoa.c,v 1.3 2005/11/19 00:44:38 kettenis Exp $        */
                      2: /*     $Id: aoa.c,v 1.3 2005/11/19 00:44:38 kettenis Exp $     */
                      3:
                      4: /*-
                      5:  * Copyright (c) 2005 Tsubai Masanari.  All rights reserved.
                      6:  *
                      7:  * Redistribution and use in source and binary forms, with or without
                      8:  * modification, are permitted provided that the following conditions
                      9:  * are met:
                     10:  * 1. Redistributions of source code must retain the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer.
                     12:  * 2. Redistributions in binary form must reproduce the above copyright
                     13:  *    notice, this list of conditions and the following disclaimer in the
                     14:  *    documentation and/or other materials provided with the distribution.
                     15:  * 3. The name of the author may not be used to endorse or promote products
                     16:  *    derived from this software without specific prior written permission.
                     17:  *
                     18:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     19:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
                     20:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
                     21:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
                     22:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
                     23:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
                     24:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
                     25:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     26:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
                     27:  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     28:  */
                     29:
                     30: /*
                     31:  * WORK-IN-PROGRESS AOAKeylargo audio driver.
                     32:  */
                     33:
                     34: #include <sys/param.h>
                     35: #include <sys/audioio.h>
                     36: #include <sys/device.h>
                     37: #include <sys/systm.h>
                     38:
                     39: #include <dev/audio_if.h>
                     40: #include <dev/ofw/openfirm.h>
                     41: #include <macppc/dev/dbdma.h>
                     42:
                     43: #include <machine/autoconf.h>
                     44:
                     45: #include <macppc/dev/i2svar.h>
                     46:
                     47: #ifdef AOA_DEBUG
                     48: # define DPRINTF printf
                     49: #else
                     50: # define DPRINTF while (0) printf
                     51: #endif
                     52:
                     53: /* XXX */
                     54: #define aoa_softc i2s_softc
                     55:
                     56: int aoa_getdev(void *, struct audio_device *);
                     57: int aoa_match(struct device *, void *, void *);
                     58: void aoa_attach(struct device *, struct device *, void *);
                     59: void aoa_set_volume(struct aoa_softc *, int, int);
                     60:
                     61: struct cfattach aoa_ca = {
                     62:        sizeof(struct aoa_softc), aoa_match, aoa_attach
                     63: };
                     64:
                     65: struct cfdriver aoa_cd = {
                     66:        NULL, "aoa", DV_DULL
                     67: };
                     68:
                     69: struct audio_hw_if aoa_hw_if = {
                     70:        i2s_open,
                     71:        i2s_close,
                     72:        NULL,
                     73:        i2s_query_encoding,
                     74:        i2s_set_params,
                     75:        i2s_round_blocksize,
                     76:        NULL,
                     77:        NULL,
                     78:        NULL,
                     79:        NULL,
                     80:        NULL,
                     81:        i2s_halt_output,
                     82:        i2s_halt_input,
                     83:        NULL,
                     84:        aoa_getdev,
                     85:        NULL,
                     86:        i2s_set_port,
                     87:        i2s_get_port,
                     88:        i2s_query_devinfo,
                     89:        i2s_allocm,
                     90:        NULL,
                     91:        i2s_round_buffersize,
                     92:        i2s_mappage,
                     93:        i2s_get_props,
                     94:        i2s_trigger_output,
                     95:        i2s_trigger_input,
                     96: };
                     97:
                     98: struct audio_device aoa_device = {
                     99:        "AOA",
                    100:        "",
                    101:        "aoa"
                    102: };
                    103:
                    104: int
                    105: aoa_match(struct device *parent, void *match, void *aux)
                    106: {
                    107:        struct confargs *ca = aux;
                    108:        int soundbus, soundchip;
                    109:        char compat[32];
                    110:
                    111:        if (strcmp(ca->ca_name, "i2s") != 0)
                    112:                return (0);
                    113:
                    114:        if ((soundbus = OF_child(ca->ca_node)) == 0 ||
                    115:            (soundchip = OF_child(soundbus)) == 0)
                    116:                return (0);
                    117:
                    118:        bzero(compat, sizeof compat);
                    119:        OF_getprop(soundchip, "compatible", compat, sizeof compat);
                    120:
                    121:        if (strcmp(compat, "AOAKeylargo") == 0)
                    122:                return (1);
                    123:        if (strcmp(compat, "AOAK2") == 0)
                    124:                return (1);
                    125:
                    126:        return (0);
                    127: }
                    128:
                    129: void
                    130: aoa_attach(struct device *parent, struct device *self, void *aux)
                    131: {
                    132:        struct aoa_softc *sc = (struct aoa_softc *)self;
                    133:
                    134:        sc->sc_setvolume = aoa_set_volume;
                    135:
                    136:        i2s_attach(parent, sc, aux);
                    137:        audio_attach_mi(&aoa_hw_if, sc, &sc->sc_dev);
                    138: }
                    139:
                    140: int
                    141: aoa_getdev(void *h, struct audio_device *retp)
                    142: {
                    143:        *retp = aoa_device;
                    144:        return (0);
                    145: }
                    146:
                    147: void
                    148: aoa_set_volume(struct aoa_softc *sc, int left, int right)
                    149: {
                    150:        printf("aoa_set_volume() not supported yet\n");
                    151: }