The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/arm/include/blockio.h

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    1 /*      $NetBSD: blockio.h,v 1.2 2001/06/02 10:44:56 bjh21 Exp $        */
    2 
    3 /*-
    4  * SPDX-License-Identifier: BSD-3-Clause
    5  *
    6  * Copyright (c) 2001 Ben Harris
    7  * All rights reserved.
    8  *
    9  * Redistribution and use in source and binary forms, with or without
   10  * modification, are permitted provided that the following conditions
   11  * are met:
   12  * 1. Redistributions of source code must retain the above copyright
   13  *    notice, this list of conditions and the following disclaimer.
   14  * 2. Redistributions in binary form must reproduce the above copyright
   15  *    notice, this list of conditions and the following disclaimer in the
   16  *    documentation and/or other materials provided with the distribution.
   17  * 3. The name of the author may not be used to endorse or promote products
   18  *    derived from this software without specific prior written permission.
   19  *
   20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   30  *
   31  * $FreeBSD$
   32  *
   33  */
   34 /*
   35  * blockio.h - low level functions for bulk PIO data transfer
   36  */
   37 
   38 #ifndef _MACHINE_BLOCKIO_H_
   39 #define _MACHINE_BLOCKIO_H_
   40 
   41 /*
   42  * All these take three arguments:
   43  * I/O address
   44  * Memory address
   45  * Number of bytes to copy
   46  */
   47 
   48 void read_multi_1(u_int, void *, u_int);
   49 void write_multi_1(u_int, const void *, u_int);
   50 #define read_multi_2 insw16
   51 #define write_multi_2 outsw16
   52 
   53 void insw(u_int, void *, u_int);
   54 void outsw(u_int, void *, u_int);
   55 void insw16(u_int, void *, u_int);
   56 void outsw16(u_int, void *, u_int);
   57 
   58 #endif /* !_MACHINE_BLOCKIO_H_ */

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