mirror of
https://github.com/mpv-player/mpv
synced 2024-12-25 08:12:17 +00:00
3404000366
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@4175 b3059339-0415-0410-9bf9-f77b7e298cf2
33 lines
656 B
C
33 lines
656 B
C
/*
|
|
This file is based on:
|
|
$XFree86: xc/programs/Xserver/hw/xfree86/etc/scanpci.c,v 3.34.2.17 1998/11/10 11:55:40 dawes Exp $
|
|
Modified for readability by Nick Kurshev
|
|
*/
|
|
#include <sys/param.h>
|
|
#include <sys/immu.h>
|
|
#include <sys/region.h>
|
|
#include <sys/proc.h>
|
|
#include <sys/tss.h>
|
|
#include <sys/sysi86.h>
|
|
#include <sys/v86.h>
|
|
|
|
static __inline__ int enable_os_io(void)
|
|
{
|
|
#if defined(SI86IOPL)
|
|
sysi86(SI86IOPL, 3);
|
|
#else
|
|
sysi86(SI86V86, V86SC_IOPL, PS_IOPL);
|
|
#endif
|
|
return(0);
|
|
}
|
|
|
|
static __inline__ int disable_os_io(void)
|
|
{
|
|
#if defined(SI86IOPL)
|
|
sysi86(SI86IOPL, 0);
|
|
#else
|
|
sysi86(SI86V86, V86SC_IOPL, 0);
|
|
#endif
|
|
return(0);
|
|
}
|