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      1 /*	$NetBSD: blockio.h,v 1.3 2021/10/06 05:33:15 skrll Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2001 Ben Harris
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. The name of the author may not be used to endorse or promote products
     16  *    derived from this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 /*
     30  * blockio.h - low level functions for bulk PIO data transfer
     31  */
     32 
     33 #ifndef _ARM_BLOCKIO_H_
     34 #define _ARM_BLOCKIO_H_
     35 
     36 /*
     37  * All these take three arguments:
     38  * I/O address
     39  * Memory address
     40  * Number of bytes to copy
     41  */
     42 
     43 void read_multi_1(u_int, void *, u_int);
     44 void write_multi_1(u_int, const void *, u_int);
     45 #define read_multi_2 insw16
     46 #define write_multi_2 outsw16
     47 
     48 void insw(u_int, void *, u_int);
     49 void outsw(u_int, void *, u_int);
     50 void insw16(u_int, void *, u_int);
     51 void outsw16(u_int, void *, u_int);
     52 
     53 #endif
     54