diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/Dist | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/Makefile | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/sys/io.h | 181 |
4 files changed, 189 insertions, 2 deletions
@@ -1,5 +1,11 @@ 2002-05-09 Andreas Jaeger <aj@suse.de> + * sysdeps/unix/sysv/linux/x86_64/Dist: Add sys/io.h. + + * sysdeps/unix/sysv/linux/x86_64/sys/io.h: New. + + * sysdeps/unix/sysv/linux/x86_64/Makefile (sysdep_headers): Add sys/io.h. + * sysdeps/unix/sysv/linux/x86_64/glob.c: Remove. * sysdeps/unix/sysv/linux/s390/s390-64/glob.c: Remove. * sysdeps/unix/sysv/linux/sparc/sparc64/glob.c: Remove. diff --git a/sysdeps/unix/sysv/linux/x86_64/Dist b/sysdeps/unix/sysv/linux/x86_64/Dist index 197ed8f0c0..d0dabff828 100644 --- a/sysdeps/unix/sysv/linux/x86_64/Dist +++ b/sysdeps/unix/sysv/linux/x86_64/Dist @@ -1,8 +1,8 @@ clone.S ldd-rewrite.sed +sys/io.h sys/perm.h sys/procfs.h sys/reg.h sys/user.h umount.c - diff --git a/sysdeps/unix/sysv/linux/x86_64/Makefile b/sysdeps/unix/sysv/linux/x86_64/Makefile index 0aacd00224..b14d425e50 100644 --- a/sysdeps/unix/sysv/linux/x86_64/Makefile +++ b/sysdeps/unix/sysv/linux/x86_64/Makefile @@ -1,4 +1,4 @@ ifeq ($(subdir),misc) sysdep_routines += ioperm iopl -sysdep_headers += sys/perm.h sys/reg.h sys/debugreg.h +sysdep_headers += sys/perm.h sys/reg.h sys/debugreg.h sys/io.h endif diff --git a/sysdeps/unix/sysv/linux/x86_64/sys/io.h b/sysdeps/unix/sysv/linux/x86_64/sys/io.h new file mode 100644 index 0000000000..802a0dfb42 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/sys/io.h @@ -0,0 +1,181 @@ +/* Copyright (C) 1996, 2000, 2002 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_IO_H +#define _SYS_IO_H 1 + +#include <features.h> + +__BEGIN_DECLS + +/* If TURN_ON is TRUE, request for permission to do direct i/o on the + port numbers in the range [FROM,FROM+NUM-1]. Otherwise, turn I/O + permission off for that range. This call requires root privileges. + + Portability note: not all Linux platforms support this call. Most + platforms based on the PC I/O architecture probably will, however. + E.g., Linux/Alpha for Alpha PCs supports this. */ +extern int ioperm (unsigned long int __from, unsigned long int __num, + int __turn_on) __THROW; + +/* Set the I/O privilege level to LEVEL. If LEVEL>3, permission to + access any I/O port is granted. This call requires root + privileges. */ +extern int iopl (int __level) __THROW; + +#if defined __GNUC__ && __GNUC__ >= 2 + +static __inline unsigned char +inb (unsigned short int port) +{ + unsigned char _v; + + __asm__ __volatile__ ("inb %w1,%0":"=a" (_v):"Nd" (port)); + return _v; +} + +static __inline unsigned char +inb_p (unsigned short int port) +{ + unsigned char _v; + + __asm__ __volatile__ ("inb %w1,%0\noutb %%al,$0x80":"=a" (_v):"Nd" (port)); + return _v; +} + +static __inline unsigned short int +inw (unsigned short int port) +{ + unsigned short _v; + + __asm__ __volatile__ ("inw %w1,%0":"=a" (_v):"Nd" (port)); + return _v; +} + +static __inline unsigned short int +inw_p (unsigned short int port) +{ + unsigned short int _v; + + __asm__ __volatile__ ("inw %w1,%0\noutb %%al,$0x80":"=a" (_v):"Nd" (port)); + return _v; +} + +static __inline unsigned int +inl (unsigned short int port) +{ + unsigned int _v; + + __asm__ __volatile__ ("inl %w1,%0":"=a" (_v):"Nd" (port)); + return _v; +} + +static __inline unsigned int +inl_p (unsigned short int port) +{ + unsigned int _v; + __asm__ __volatile__ ("inl %w1,%0\noutb %%al,$0x80":"=a" (_v):"Nd" (port)); + return _v; +} + +static __inline void +outb (unsigned char value, unsigned short int port) +{ + __asm__ __volatile__ ("outb %b0,%w1": :"a" (value), "Nd" (port)); +} + +static __inline void +outb_p (unsigned char value, unsigned short int port) +{ + __asm__ __volatile__ ("outb %b0,%w1\noutb %%al,$0x80": :"a" (value), + "Nd" (port)); +} + +static __inline void +outw (unsigned short int value, unsigned short int port) +{ + __asm__ __volatile__ ("outw %w0,%w1": :"a" (value), "Nd" (port)); + +} + +static __inline void +outw_p (unsigned short int value, unsigned short int port) +{ + __asm__ __volatile__ ("outw %w0,%w1\noutb %%al,$0x80": :"a" (value), + "Nd" (port)); +} + +static __inline void +outl (unsigned int value, unsigned short int port) +{ + __asm__ __volatile__ ("outl %0,%w1": :"a" (value), "Nd" (port)); +} + +static __inline void +outl_p (unsigned int value, unsigned short int port) +{ + __asm__ __volatile__ ("outl %0,%w1\noutb %%al,$0x80": :"a" (value), + "Nd" (port)); +} + +static __inline void +insb (unsigned short int port, void *addr, unsigned long int count) +{ + __asm__ __volatile__ ("cld ; rep ; insb":"=D" (addr), + "=c" (count):"d" (port), "0" (addr), "1" (count)); +} + +static __inline void +insw (unsigned short int port, void *addr, unsigned long int count) +{ + __asm__ __volatile__ ("cld ; rep ; insw":"=D" (addr), + "=c" (count):"d" (port), "0" (addr), "1" (count)); +} + +static __inline void +insl (unsigned short int port, void *addr, unsigned long int count) +{ + __asm__ __volatile__ ("cld ; rep ; insl":"=D" (addr), + "=c" (count):"d" (port), "0" (addr), "1" (count)); +} + +static __inline void +outsb (unsigned short int port, const void *addr, unsigned long int count) +{ + __asm__ __volatile__ ("cld ; rep ; outsb":"=S" (addr), + "=c" (count):"d" (port), "0" (addr), "1" (count)); +} + +static __inline void +outsw (unsigned short int port, const void *addr, unsigned long int count) +{ + __asm__ __volatile__ ("cld ; rep ; outsw":"=S" (addr), + "=c" (count):"d" (port), "0" (addr), "1" (count)); +} + +static __inline void +outsl (unsigned short int port, const void *addr, unsigned long int count) +{ + __asm__ __volatile__ ("cld ; rep ; outsl":"=S" (addr), + "=c" (count):"d" (port), "0" (addr), "1" (count)); +} + +#endif /* GNU C */ + +__END_DECLS +#endif /* _SYS_IO_H */ |