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      1  1.11  christos /*	$NetBSD: dmavar.h,v 1.11 2005/12/11 12:16:28 christos Exp $	*/
      2   1.8       cgd 
      3   1.1        mw /*
      4   1.1        mw  * Copyright (c) 1982, 1990 The Regents of the University of California.
      5   1.1        mw  * All rights reserved.
      6   1.1        mw  *
      7   1.1        mw  * Redistribution and use in source and binary forms, with or without
      8   1.1        mw  * modification, are permitted provided that the following conditions
      9   1.1        mw  * are met:
     10   1.1        mw  * 1. Redistributions of source code must retain the above copyright
     11   1.1        mw  *    notice, this list of conditions and the following disclaimer.
     12   1.1        mw  * 2. Redistributions in binary form must reproduce the above copyright
     13   1.1        mw  *    notice, this list of conditions and the following disclaimer in the
     14   1.1        mw  *    documentation and/or other materials provided with the distribution.
     15  1.10       agc  * 3. Neither the name of the University nor the names of its contributors
     16   1.1        mw  *    may be used to endorse or promote products derived from this software
     17   1.1        mw  *    without specific prior written permission.
     18   1.1        mw  *
     19   1.1        mw  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20   1.1        mw  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21   1.1        mw  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22   1.1        mw  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23   1.1        mw  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24   1.1        mw  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25   1.1        mw  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26   1.1        mw  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27   1.1        mw  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28   1.1        mw  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29   1.1        mw  * SUCH DAMAGE.
     30   1.1        mw  *
     31   1.4        mw  *	@(#)dmavar.h	7.2 (Berkeley) 11/4/90
     32   1.1        mw  */
     33   1.1        mw 
     34   1.1        mw /* dmago flags */
     35   1.1        mw #define	DMAGO_READ	0x08	/* transfer is a read */
     36   1.1        mw #define	DMAGO_NOINT	0x80	/* don't interrupt on completion */
     37   1.1        mw 
     38   1.9       jtc #ifdef _KERNEL
     39   1.5    chopps typedef void (*dmafree_t) (void *dev);
     40   1.5    chopps typedef int  (*dmago_t)   (void *dev, char *, int, int);
     41   1.5    chopps typedef int  (*dmanext_t) (void *dev);
     42   1.5    chopps typedef void (*dmastop_t) (void *dev);
     43   1.1        mw #endif
     44