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Annotation of sys/dev/isa/ics2101var.h, Revision 1.1.1.1

1.1       nbrk        1: /* $OpenBSD: ics2101var.h,v 1.4 2002/03/14 01:26:56 millert Exp $ */
                      2: /* $NetBSD: ics2101var.h,v 1.5 1997/10/09 07:57:24 jtc Exp $ */
                      3:
                      4: /*-
                      5:  * Copyright (c) 1996 The NetBSD Foundation, Inc.
                      6:  * All rights reserved.
                      7:  *
                      8:  * This code is derived from software contributed to The NetBSD Foundation
                      9:  * by Ken Hornstein and John Kohl.
                     10:  *
                     11:  * Redistribution and use in source and binary forms, with or without
                     12:  * modification, are permitted provided that the following conditions
                     13:  * are met:
                     14:  * 1. Redistributions of source code must retain the above copyright
                     15:  *    notice, this list of conditions and the following disclaimer.
                     16:  * 2. Redistributions in binary form must reproduce the above copyright
                     17:  *    notice, this list of conditions and the following disclaimer in the
                     18:  *    documentation and/or other materials provided with the distribution.
                     19:  * 3. All advertising materials mentioning features or use of this software
                     20:  *    must display the following acknowledgement:
                     21:  *        This product includes software developed by the NetBSD
                     22:  *       Foundation, Inc. and its contributors.
                     23:  * 4. Neither the name of The NetBSD Foundation nor the names of its
                     24:  *    contributors may be used to endorse or promote products derived
                     25:  *    from this software without specific prior written permission.
                     26:  *
                     27:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
                     28:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
                     29:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
                     30:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
                     31:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
                     32:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
                     33:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
                     34:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
                     35:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
                     36:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
                     37:  * POSSIBILITY OF SUCH DAMAGE.
                     38:  */
                     39:
                     40: #define ICSMIX_LEFT            0               /* Value for left channel */
                     41: #define ICSMIX_RIGHT           1               /* Value for right channel */
                     42:
                     43: struct ics2101_softc {
                     44:        bus_space_tag_t sc_iot;         /* tag */
                     45:        bus_space_handle_t sc_selio_ioh;
                     46:        bus_space_handle_t sc_dataio_ioh;
                     47:        u_short sc_selio;               /* select I/O address */
                     48:        u_short sc_dataio;              /* data I/O address */
                     49:        int sc_flags;                   /* Various flags */
                     50: #define ICS_FLIP       0x01            /* flip channels */
                     51:        u_char sc_setting[ICSMIX_CHAN_5+1][2]; /* current settings */
                     52:        u_char sc_mute[ICSMIX_CHAN_5+1][2];/* muted? */
                     53: };
                     54:
                     55: void ics2101_mix_attenuate(struct ics2101_softc *, u_int, u_int, u_int);
                     56: void ics2101_mix_mute(struct ics2101_softc *, u_int, u_int, u_int);