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freebsd/sys/arm/include/katelib.h
Olivier Houchard 6fc729af63 Import FreeBSD/arm kernel bits.
It only supports sa1110 (on simics) right now, but xscale support should come
soon.
Some of the initial work has been provided by :
Stephane Potvin <sepotvin at videotron.ca>
Most of this comes from NetBSD.
2004-05-14 11:46:45 +00:00

104 lines
3.2 KiB
C

/* $NetBSD: katelib.h,v 1.3 2001/11/23 19:21:48 thorpej Exp $ */
/*
* Copyright (c) 1994-1996 Mark Brinicombe.
* Copyright (c) 1994 Brini.
* All rights reserved.
*
* This code is derived from software written for Brini by Mark Brinicombe
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Brini.
* 4. The name of the company nor the name of the author may be used to
* endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* RiscBSD kernel project
*
* katelib.h
*
* Prototypes for machine specific functions. Most of these
* could be inlined.
*
* This should not really be a separate header file. Eventually I will merge
* this into other header files once I have decided where the declarations
* should go.
*
* Created : 18/09/94
*
* Based on kate/katelib/prototypes.h
*
* $FreeBSD$
*/
/*
* USE OF THIS FILE IS DEPRECATED
*/
#ifndef _MACHINE_KATELIB_H_
#define _MACHINE_KATELIB_H_
#include <sys/types.h>
#include <machine/cpufunc.h>
#ifdef _KERNEL
/* Assembly modules */
/* In blockio.S */
#include <machine/blockio.h>
/* Macros for reading and writing words, shorts, bytes */
#define WriteWord(a, b) \
*((volatile unsigned int *)(a)) = (b)
#define ReadWord(a) \
(*((volatile unsigned int *)(a)))
#define WriteShort(a, b) \
*((volatile unsigned int *)(a)) = ((b) | ((b) << 16))
#define ReadShort(a) \
((*((volatile unsigned int *)(a))) & 0xffff)
#define WriteByte(a, b) \
*((volatile unsigned char *)(a)) = (b)
#define ReadByte(a) \
(*((volatile unsigned char *)(a)))
/* Define in/out macros */
#define inb(port) ReadByte((port))
#define outb(port, byte) WriteByte((port), (byte))
#define inw(port) ReadShort((port))
#define outw(port, word) WriteShort((port), (word))
#define inl(port) ReadWord((port))
#define outl(port, lword) WriteWord((port), (lword))
#endif
#endif /* !_MACHINE_KATELIB_H_ */
/* End of katelib.h */