94 lines
3.0 KiB
C
94 lines
3.0 KiB
C
/* $NetBSD: eslvar.h,v 1.8 2005/12/11 12:23:23 christos Exp $ */
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/*
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* Copyright (c) 2001 Jared D. McNeill <jmcneill@invisible.ca>
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* All rights reserved.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Jared D. McNeill.
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* 4. Neither the name of the author nor the names of any contributors may
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* be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#include <sys/device.h>
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#define ESS_DAC_PLAY_VOL 0
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#define ESS_SYNTH_PLAY_VOL 1
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#define ESS_INPUT_CLASS 2
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#define ESS_MASTER_VOL 3
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#define ESS_OUTPUT_CLASS 4
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#define ESS_MAX_NDEVS 5
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/* Model numbers */
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#define ESS_UNSUPPORTED -1
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#define ESS_1688 0
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#define ESS_688 1
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/* FIFO Size */
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#define ESS_FIFO_SIZE 256 /* in bytes */
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struct esl_softc
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{
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struct device sc_dev; /* base device */
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u_char gain[ESS_MAX_NDEVS][2]; /* kept in input levels */
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#define ESS_LEFT 0
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#define ESS_RIGHT 1
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void (*intr)(void *); /* ISR for FIFO Half-Empty */
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void *arg; /* argument for intr() */
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/* Pseudo-DMA state vars */
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int active; /* are we active? */
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u_char *sc_dmaaddr;
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u_char *sc_dmastart;
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u_char *sc_dmaend;
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int sc_blksize;
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int sc_blkpos;
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u_int sc_version; /* Legacy ES688/ES1688 ID */
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};
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struct esl_pcmcia_softc {
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struct esl_softc sc_esl;
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bus_space_tag_t sc_iot;
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bus_space_handle_t sc_ioh;
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struct pcmcia_function *sc_pf;
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void *sc_ih;
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struct device *sc_audiodev;
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struct device *sc_opldev;
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int (*sc_enable)(struct esl_pcmcia_softc *);
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void (*sc_disable)(struct esl_pcmcia_softc *);
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int sc_state;
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#define ESL_PCMCIA_ATTACHED 3
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};
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int esl_init(struct esl_pcmcia_softc *sc);
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int esl_intr(void *);
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