+++ /dev/null
-/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-/*
- * @OSF_COPYRIGHT@
- */
-/*
- * HISTORY
- *
- * Revision 1.2 1998/09/30 21:20:45 wsanchez
- * Merged in IntelMerge1 (mburg: Intel support)
- *
- * Revision 1.1.2.1 1998/09/30 18:18:50 mburg
- * Changes for Intel port
- *
- * Revision 1.1.1.1 1998/03/07 02:25:38 wsanchez
- * Import of OSF Mach kernel (~mburg)
- *
- * Revision 1.1.8.2 1996/07/31 09:46:36 paire
- * Merged with nmk20b7_shared (1.1.11.2 -> 1.1.11.1)
- * [96/06/10 paire]
- *
- * Revision 1.1.11.2 1996/06/13 12:38:25 bernadat
- * Do not use inline macros when MACH_ASSERT is configured.
- * [96/05/24 bernadat]
- *
- * Revision 1.1.11.1 1996/05/14 13:50:23 paire
- * Added new linl and loutl __inline__.
- * Added conditional compilation for [l]{in|oub}[bwl]() __inline__.
- * [95/11/24 paire]
- *
- * Revision 1.1.8.1 1994/09/23 02:00:28 ezf
- * change marker to not FREE
- * [1994/09/22 21:25:52 ezf]
- *
- * Revision 1.1.4.5 1993/08/09 19:40:41 dswartz
- * Add ANSI prototypes - CR#9523
- * [1993/08/06 17:45:57 dswartz]
- *
- * Revision 1.1.4.4 1993/06/11 15:17:37 jeffc
- * CR9176 - ANSI C violations: inb/outb macros must be changed from
- * ({ ... }) to inline functions, with proper type definitions. Callers
- * must pass proper types to these functions: 386 I/O port addresses
- * are unsigned shorts (not pointers).
- * [1993/06/10 14:26:10 jeffc]
- *
- * Revision 1.1.4.3 1993/06/07 22:09:28 jeffc
- * CR9176 - ANSI C violations: trailing tokens on CPP
- * directives, extra semicolons after decl_ ..., asm keywords
- * [1993/06/07 19:00:26 jeffc]
- *
- * Revision 1.1.4.2 1993/06/04 15:28:45 jeffc
- * CR9176 - ANSI problems -
- * Added casts to get macros to take caddr_t as an I/O space address.
- * [1993/06/04 13:45:55 jeffc]
- *
- * Revision 1.1 1992/09/30 02:25:51 robert
- * Initial revision
- *
- * $EndLog$
- */
-/* CMU_HIST */
-/*
- * Revision 2.5 91/05/14 16:14:20 mrt
- * Correcting copyright
- *
- * Revision 2.4 91/02/05 17:13:56 mrt
- * Changed to new Mach copyright
- * [91/02/01 17:37:08 mrt]
- *
- * Revision 2.3 90/12/20 16:36:37 jeffreyh
- * changes for __STDC__
- * [90/12/07 jeffreyh]
- *
- * Revision 2.2 90/11/26 14:48:41 rvb
- * Pulled from 2.5
- * [90/11/22 10:09:38 rvb]
- *
- * [90/08/14 mg32]
- *
- * Now we know how types are factor in.
- * Cleaned up a bunch: eliminated ({ for output and flushed unused
- * output variables.
- * [90/08/14 rvb]
- *
- * This is how its done in gcc:
- * Created.
- * [90/03/26 rvb]
- *
- */
-/* CMU_ENDHIST */
-/*
- * Mach Operating System
- * Copyright (c) 1991,1990 Carnegie Mellon University
- * All Rights Reserved.
- *
- * Permission to use, copy, modify and distribute this software and its
- * documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- *
- * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
- * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
- * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * Carnegie Mellon requests users of this software to return to
- *
- * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
- * School of Computer Science
- * Carnegie Mellon University
- * Pittsburgh PA 15213-3890
- *
- * any improvements or extensions that they make and grant Carnegie Mellon
- * the rights to redistribute these changes.
- */
-/*
- */
-#ifndef I386_PIO_H
-#define I386_PIO_H
-
-typedef unsigned short i386_ioport_t;
-
-/* read a longword */
-extern unsigned long inl(
- i386_ioport_t port);
-/* read a shortword */
-extern unsigned short inw(
- i386_ioport_t port);
-/* read a byte */
-extern unsigned char inb(
- i386_ioport_t port);
-/* write a longword */
-extern void outl(
- i386_ioport_t port,
- unsigned long datum);
-/* write a word */
-extern void outw(
- i386_ioport_t port,
- unsigned short datum);
-/* write a longword */
-extern void outb(
- i386_ioport_t port,
- unsigned char datum);
-
-/* input an array of longwords */
-extern void linl(
- i386_ioport_t port,
- int * data,
- int count);
-/* output an array of longwords */
-extern void loutl(
- i386_ioport_t port,
- int * data,
- int count);
-
-/* input an array of words */
-extern void linw(
- i386_ioport_t port,
- int * data,
- int count);
-/* output an array of words */
-extern void loutw(
- i386_ioport_t port,
- int * data,
- int count);
-
-/* input an array of bytes */
-extern void linb(
- i386_ioport_t port,
- char * data,
- int count);
-/* output an array of bytes */
-extern void loutb(
- i386_ioport_t port,
- char * data,
- int count);
-
-extern __inline__ unsigned long inl(
- i386_ioport_t port)
-{
- unsigned long datum;
- __asm__ volatile("inl %1, %0" : "=a" (datum) : "d" (port));
- return(datum);
-}
-
-extern __inline__ unsigned short inw(
- i386_ioport_t port)
-{
- unsigned short datum;
- __asm__ volatile(".byte 0x66; inl %1, %0" : "=a" (datum) : "d" (port));
- return(datum);
-}
-
-extern __inline__ unsigned char inb(
- i386_ioport_t port)
-{
- unsigned char datum;
- __asm__ volatile("inb %1, %0" : "=a" (datum) : "d" (port));
- return(datum);
-}
-
-extern __inline__ void outl(
- i386_ioport_t port,
- unsigned long datum)
-{
- __asm__ volatile("outl %0, %1" : : "a" (datum), "d" (port));
-}
-
-extern __inline__ void outw(
- i386_ioport_t port,
- unsigned short datum)
-{
- __asm__ volatile(".byte 0x66; outl %0, %1" : : "a" (datum), "d" (port));
-}
-
-extern __inline__ void outb(
- i386_ioport_t port,
- unsigned char datum)
-{
- __asm__ volatile("outb %0, %1" : : "a" (datum), "d" (port));
-}
-
-#endif /* I386_PIO_H */
projects / apple / xnu.git / blobdiff