mirror of
https://github.com/Wind4/vlmcsd
synced 2025-09-06 13:06:53 +00:00
vlmcsd-svn1085-2016-10-21-Hotbird64
This commit is contained in:
@@ -0,0 +1,183 @@
|
||||
/* Copyright (C) 1996-2016 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, see
|
||||
<http://www.gnu.org/licenses/>. */
|
||||
|
||||
#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 */
|
Reference in New Issue
Block a user