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dmavar.h revision 1.5 
      1 /*
      2  * Copyright (c) 1982, 1990 The Regents of the University of California.
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  * 1. Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  * 2. Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in the
     12  *    documentation and/or other materials provided with the distribution.
     13  * 3. All advertising materials mentioning features or use of this software
     14  *    must display the following acknowledgement:
     15  *	This product includes software developed by the University of
     16  *	California, Berkeley and its contributors.
     17  * 4. Neither the name of the University nor the names of its contributors
     18  *    may be used to endorse or promote products derived from this software
     19  *    without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  * SUCH DAMAGE.
     32  *
     33  *	@(#)dmavar.h	7.2 (Berkeley) 11/4/90
     34  */
     35 
     36 /* dmago flags */
     37 #define	DMAGO_READ	0x08	/* transfer is a read */
     38 #define	DMAGO_NOINT	0x80	/* don't interrupt on completion */
     39 
     40 #ifdef KERNEL
     41 typedef void (*dmafree_t) (void *dev);
     42 typedef int  (*dmago_t)   (void *dev, char *, int, int);
     43 typedef int  (*dmanext_t) (void *dev);
     44 typedef void (*dmastop_t) (void *dev);
     45 
     46 extern void dma3000init (struct amiga_ctlr *, dmafree_t *, dmago_t *,
     47 			 dmanext_t *, dmastop_t *);
     48 
     49 extern void dma2091init (struct amiga_ctlr *, dmafree_t *, dmago_t *,
     50 			 dmanext_t *, dmastop_t *);
     51 
     52 extern void dmagvp11init (struct amiga_ctlr *, dmafree_t *, dmago_t *,
     53 			  dmanext_t *, dmastop_t *);
     54 #endif
     55