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ad1848var.h revision 1.25 
      1 /*	$NetBSD: ad1848var.h,v 1.25 1998/08/25 22:34:29 pk Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1994 John Brezak
      5  * Copyright (c) 1991-1993 Regents of the University of California.
      6  * All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *	This product includes software developed by the Computer Systems
     19  *	Engineering Group at Lawrence Berkeley Laboratory.
     20  * 4. Neither the name of the University nor of the Laboratory may be used
     21  *    to endorse or promote products derived from this software without
     22  *    specific prior written permission.
     23  *
     24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34  * SUCH DAMAGE.
     35  *
     36  */
     37 
     38 #define AD1848_NPORT	4
     39 
     40 #include <dev/ic/ad1848var.h>
     41 
     42 struct ad1848_isa_softc {
     43 	struct	ad1848_softc sc_ad1848;	/* AD1848 device */
     44 	struct	isadev sc_id;		/* ISA device */
     45 	void	*sc_ih;			/* interrupt vectoring */
     46 	isa_chipset_tag_t sc_ic;	/* ISA chipset info */
     47 	int	sc_iooffs;		/* offset from handle */
     48 
     49 	u_int	sc_lastcc;		/* size of last DMA xfer */
     50 
     51 #ifndef NEWCONFIG
     52 	int	sc_dma_flags;
     53 	void	*sc_dma_bp;
     54 	u_int	sc_dma_cnt;
     55 #endif
     56 
     57 	char	sc_playrun;		/* running in continuous mode */
     58 	char	sc_recrun;		/* running in continuous mode */
     59 #define NOTRUNNING 0
     60 #define DMARUNNING 1
     61 #define PCMRUNNING 2
     62 
     63 	int	sc_irq;			/* interrupt */
     64 	int	sc_drq;			/* DMA */
     65 	int	sc_recdrq;		/* record/capture DMA */
     66 
     67 	u_long	sc_interrupts;		/* number of interrupts taken */
     68 	void	(*sc_intr)(void *);	/* dma completion intr handler */
     69 	void	*sc_arg;		/* arg for sc_intr() */
     70 
     71 	/* Only used by pss XXX */
     72 	int	sc_iobase;
     73 };
     74 
     75 #ifdef _KERNEL
     76 int	ad1848_isa_mapprobe __P((struct ad1848_isa_softc *, int));
     77 int	ad1848_isa_probe __P((struct ad1848_isa_softc *));
     78 void	ad1848_isa_unmap __P((struct ad1848_isa_softc *));
     79 void	ad1848_isa_attach __P((struct ad1848_isa_softc *));
     80 
     81 int	ad1848_isa_open __P((void *, int));
     82 void	ad1848_isa_close __P((void *));
     83 
     84 int	ad1848_isa_round_blocksize __P((void *, int));
     85 
     86 int	ad1848_isa_dma_init_output __P((void *, void *, int));
     87 int	ad1848_isa_dma_init_input __P((void *, void *, int));
     88 int	ad1848_isa_dma_output __P((void *, void *, int,
     89 				   void (*)(void *), void*));
     90 int	ad1848_isa_dma_input __P((void *, void *, int,
     91 				  void (*)(void *), void*));
     92 
     93 int	ad1848_isa_intr __P((void *));
     94 
     95 void   *ad1848_isa_malloc __P((void *, unsigned long, int, int));
     96 void	ad1848_isa_free __P((void *, void *, int));
     97 unsigned long ad1848_isa_round __P((void *, unsigned long));
     98 int	ad1848_isa_mappage __P((void *, void *, int, int));
     99 int	ad1848_isa_get_props __P((void *));
    100 #endif
    101