49 lines
2.2 KiB
C
49 lines
2.2 KiB
C
/* $NetBSD: ics2101var.h,v 1.9 2008/04/28 20:23:52 martin Exp $ */
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/*-
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* Copyright (c) 1996 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Ken Hornstein and John Kohl.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#define ICSMIX_LEFT 0 /* Value for left channel */
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#define ICSMIX_RIGHT 1 /* Value for right channel */
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struct ics2101_softc {
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bus_space_tag_t sc_iot; /* tag */
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bus_space_handle_t sc_selio_ioh;
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bus_space_handle_t sc_dataio_ioh;
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u_short sc_selio; /* select I/O address */
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u_short sc_dataio; /* data I/O address */
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int sc_flags; /* Various flags */
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#define ICS_FLIP 0x01 /* flip channels */
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u_char sc_setting[ICSMIX_CHAN_5+1][2]; /* current settings */
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u_char sc_mute[ICSMIX_CHAN_5+1][2];/* muted? */
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};
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void ics2101_mix_attenuate(struct ics2101_softc *, u_int, u_int, u_int);
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void ics2101_mix_mute(struct ics2101_softc *, u_int, u_int, u_int);
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