NetBSD/sys/dev/pcmcia/eslvar.h

92 lines
3.0 KiB
C

/* $NetBSD: eslvar.h,v 1.3 2001/12/25 03:46:34 jmcneill Exp $ */
/*
* Copyright (c) 2001 Jared D. McNeill <jmcneill@invisible.yi.org>
* 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 Jared D. McNeill.
* 4. Neither the name of the author nor the names of any contributors may
* be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
*/
#include <sys/device.h>
#define ESS_DAC_PLAY_VOL 0
#define ESS_SYNTH_PLAY_VOL 1
#define ESS_INPUT_CLASS 2
#define ESS_MASTER_VOL 3
#define ESS_OUTPUT_CLASS 4
#define ESS_MAX_NDEVS 5
/* Model numbers */
#define ESS_UNSUPPORTED -1
#define ESS_1688 0
#define ESS_688 1
/* FIFO Size */
#define ESS_FIFO_SIZE 256 /* in bytes */
struct esl_softc
{
struct device sc_dev; /* base device */
u_short sc_open; /* reference count of open calls */
u_char gain[ESS_MAX_NDEVS][2]; /* kept in input levels */
#define ESS_LEFT 0
#define ESS_RIGHT 1
void (*intr)(void *); /* ISR for FIFO Half-Empty */
void *arg; /* argument for intr() */
/* Pseudo-DMA state vars */
int active; /* are we active? */
u_char *sc_dmaaddr;
u_char *sc_dmastart;
u_char *sc_dmaend;
int sc_blksize;
int sc_blkpos;
u_int sc_version; /* Legacy ES688/ES1688 ID */
};
struct esl_pcmcia_softc {
struct esl_softc sc_esl;
struct pcmcia_io_handle sc_pcioh;
int sc_io_window;
struct pcmcia_function *sc_pf;
void *sc_ih;
struct device *sc_audiodev;
struct device *sc_opldev;
int (*sc_enable)(struct esl_pcmcia_softc *);
void (*sc_disable)(struct esl_pcmcia_softc *);
};
int esl_init(struct esl_pcmcia_softc *sc);
int esl_intr(void *);