1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
/*
* Copyright 1998 by Sebastien Marineau <sebastien@qnx.com>
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of David Wexelblat not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Sebastien Marineau makes no representations
* about the suitability of this software for any purpose. It is provided
* "as is" without express or implied warranty.
*
* SEBASTIEN MARINEAU DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL DAVID WEXELBLAT BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/nto/nto_ioperm.c,v 1.2 1999/12/27 00:45:45 robin Exp $
*/
/* I/O functions to enable access to I/O ports under Neutrino */
#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#include <sys/neutrino.h>
#include <errno.h>
Bool xf86EnableIO()
{
ErrorF("xf86EnableIO: enabling I/O access\n");
if(ThreadCtl(_NTO_TCTL_IO, 0)) {
ErrorF("xf86EnableIO: could not set I/O privilege, errno %d\n",errno);
return FALSE;
}
return TRUE;
}
void xf86DisableIO()
{
return;
}
|