diff options
Diffstat (limited to 'klibc/include/arch/i386/sys/io.h')
-rw-r--r-- | klibc/include/arch/i386/sys/io.h | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/klibc/include/arch/i386/sys/io.h b/klibc/include/arch/i386/sys/io.h deleted file mode 100644 index b051464dfc..0000000000 --- a/klibc/include/arch/i386/sys/io.h +++ /dev/null @@ -1,126 +0,0 @@ -#ident "$Id: io.h,v 1.2 2004/01/25 07:49:39 hpa Exp $" -/* ----------------------------------------------------------------------- * - * - * Copyright 2004 H. Peter Anvin - All Rights Reserved - * - * Permission is hereby granted, free of charge, to any person - * obtaining a copy of this software and associated documentation - * files (the "Software"), to deal in the Software without - * restriction, including without limitation the rights to use, - * copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom - * the Software is furnished to do so, subject to the following - * conditions: - * - * The above copyright notice and this permission notice shall - * be included in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES - * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT - * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * ----------------------------------------------------------------------- */ - -/* - * sys/io.h for the i386 architecture - * - * Basic I/O macros - */ - -#ifndef _SYS_IO_H -#define _SYS_IO_H 1 - -/* I/O-related system calls */ - -int iopl(int); -int ioperm(unsigned long, unsigned long, int); - -/* Basic I/O macros */ - -static __inline__ void -outb(unsigned char __v, unsigned short __p) -{ - asm volatile("outb %0,%1" : : "a" (__v), "dN" (__p)); -} - -static __inline__ void -outw(unsigned short __v, unsigned short __p) -{ - asm volatile("outw %0,%1" : : "a" (__v), "dN" (__p)); -} - -static __inline__ void -outl(unsigned int __v, unsigned short __p) -{ - asm volatile("outl %0,%1" : : "a" (__v), "dN" (__p)); -} - -static __inline__ unsigned char -inb(unsigned short __p) -{ - unsigned char __v; - asm volatile("inb %1,%0" : "=a" (__v) : "dN" (__p)); - return __v; -} - -static __inline__ unsigned short -inw(unsigned short __p) -{ - unsigned short __v; - asm volatile("inw %1,%0" : "=a" (__v) : "dN" (__p)); - return __v; -} - -static __inline__ unsigned int -inl(unsigned short __p) -{ - unsigned int __v; - asm volatile("inl %1,%0" : "=a" (__v) : "dN" (__p)); - return __v; -} - -/* String I/O macros */ - -static __inline__ void -outsb (unsigned short __p, const void *__d, unsigned long __n) -{ - asm volatile("cld; rep; outsb" : "+S" (__d), "+c" (__n) : "d" (__p)); -} - -static __inline__ void -outsw (unsigned short __p, const void *__d, unsigned long __n) -{ - asm volatile("cld; rep; outsw" : "+S" (__d), "+c" (__n) : "d" (__p)); -} - -static __inline__ void -outsl (unsigned short __p, const void *__d, unsigned long __n) -{ - asm volatile("cld; rep; outsl" : "+S" (__d), "+c" (__n) : "d" (__p)); -} - - -static __inline__ void -insb (unsigned short __p, void *__d, unsigned long __n) -{ - asm volatile("cld; rep; insb" : "+D" (__d), "+c" (__n) : "d" (__p)); -} - -static __inline__ void -insw (unsigned short __p, void *__d, unsigned long __n) -{ - asm volatile("cld; rep; insw" : "+D" (__d), "+c" (__n) : "d" (__p)); -} - -static __inline__ void -insl (unsigned short __p, void *__d, unsigned long __n) -{ - asm volatile("cld; rep; insl" : "+D" (__d), "+c" (__n) : "d" (__p)); -} - -#endif /* _SYS_IO_H */ |