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Diffstat (limited to 'i386/include/mach/i386/pio.h')
-rw-r--r-- | i386/include/mach/i386/pio.h | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/i386/include/mach/i386/pio.h b/i386/include/mach/i386/pio.h deleted file mode 100644 index 06311db..0000000 --- a/i386/include/mach/i386/pio.h +++ /dev/null @@ -1,70 +0,0 @@ -/* - * 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 _MACH_I386_PIO_H_ -#define _MACH_I386_PIO_H_ - -#ifdef __GNUC__ - -#define inl(port) \ -({ unsigned long _tmp__; \ - asm volatile("inl %1, %0" : "=a" (_tmp__) : "d" ((unsigned short)(port))); \ - _tmp__; }) - -#define inw(port) \ -({ unsigned short _tmp__; \ - asm volatile(".byte 0x66; inl %1, %0" : "=a" (_tmp__) : "d" ((unsigned short)(port))); \ - _tmp__; }) - -#define inb(port) \ -({ unsigned char _tmp__; \ - asm volatile("inb %1, %0" : "=a" (_tmp__) : "d" ((unsigned short)(port))); \ - _tmp__; }) - - -#define outl(port, val) \ -({ asm volatile("outl %0, %1" : : "a" (val) , "d" ((unsigned short)(port))); }) - - -#define outw(port, val) \ -({asm volatile(".byte 0x66; outl %0, %1" : : "a" ((unsigned short)(val)) , "d" ((unsigned short)(port))); }) - - -#define outb(port, val) \ -({ asm volatile("outb %0, %1" : : "a" ((unsigned char)(val)) , "d" ((unsigned short)(port))); }) - - -/* Inline code works just as well for 16-bit code as for 32-bit. */ -#define i16_inl(port) inl(port) -#define i16_inw(port) inw(port) -#define i16_inb(port) inb(port) -#define i16_outl(port, val) outl(port, val) -#define i16_outw(port, val) outw(port, val) -#define i16_outb(port, val) outb(port, val) - -#endif __GNUC__ - -#endif /* _MACH_I386_PIO_H_ */ |