1 /* $NetBSD: pio.h,v 1.3 2000/06/09 05:42:01 soda Exp $ */ 2 /* $OpenBSD: pio.h,v 1.3 1997/04/19 17:19:58 pefo Exp $ */ 3 4 /* 5 * Copyright (c) 1995 Per Fogelstrom. 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. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Per Fogelstrom. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #ifndef _ARC_PIO_H_ 34 #define _ARC_PIO_H_ 35 /* 36 * I/O macros. 37 */ 38 39 #define outb(a,v) (*(volatile unsigned char*)(a) = (v)) 40 #define outw(a,v) (*(volatile unsigned short*)(a) = (v)) 41 #define out16(a,v) outw(a,v) 42 #define outl(a,v) (*(volatile unsigned int*)(a) = (v)) 43 #define out32(a,v) outl(a,v) 44 #define inb(a) (*(volatile unsigned char*)(a)) 45 #define inw(a) (*(volatile unsigned short*)(a)) 46 #define in16(a) inw(a) 47 #define inl(a) (*(volatile unsigned int*)(a)) 48 #define in32(a) inl(a) 49 50 void insb __P((u_int8_t *, u_int8_t *,int)); 51 void insw __P((u_int16_t *, u_int16_t *,int)); 52 void insl __P((u_int32_t *, u_int32_t *,int)); 53 void outsb __P((u_int8_t *, const u_int8_t *,int)); 54 void outsw __P((u_int16_t *, const u_int16_t *,int)); 55 void outsl __P((u_int32_t *, const u_int32_t *,int)); 56 57 extern struct arc_bus_space arc_bus_io, arc_bus_mem; 58 59 #endif /*_ARC_PIO_H_*/ 60