xref: /openbsd/sys/dev/microcode/afb/build.c (revision 39aa4d83)
1*39aa4d83Skettenis /*	$OpenBSD: build.c,v 1.1 2009/12/07 20:35:25 kettenis Exp $ */
2*39aa4d83Skettenis 
3*39aa4d83Skettenis /*
4*39aa4d83Skettenis  * Copyright (c) 2007 David Gwynne <dlg@openbsd.org>
5*39aa4d83Skettenis  *
6*39aa4d83Skettenis  * Permission to use, copy, modify, and distribute this software for any
7*39aa4d83Skettenis  * purpose with or without fee is hereby granted, provided that the above
8*39aa4d83Skettenis  * copyright notice and this permission notice appear in all copies.
9*39aa4d83Skettenis  *
10*39aa4d83Skettenis  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11*39aa4d83Skettenis  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12*39aa4d83Skettenis  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13*39aa4d83Skettenis  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14*39aa4d83Skettenis  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15*39aa4d83Skettenis  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16*39aa4d83Skettenis  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17*39aa4d83Skettenis  */
18*39aa4d83Skettenis 
19*39aa4d83Skettenis #include <sys/types.h>
20*39aa4d83Skettenis 
21*39aa4d83Skettenis #include <err.h>
22*39aa4d83Skettenis #include <fcntl.h>
23*39aa4d83Skettenis #include <stdio.h>
24*39aa4d83Skettenis #include <unistd.h>
25*39aa4d83Skettenis 
26*39aa4d83Skettenis #include "microcode.h"
27*39aa4d83Skettenis 
28*39aa4d83Skettenis #define AFB_FW_NAME "afb"
29*39aa4d83Skettenis 
30*39aa4d83Skettenis int
main(int argc,char * argv[])31*39aa4d83Skettenis main(int argc, char *argv[])
32*39aa4d83Skettenis {
33*39aa4d83Skettenis 	ssize_t		len;
34*39aa4d83Skettenis 	int		fd;
35*39aa4d83Skettenis 	int		i;
36*39aa4d83Skettenis 
37*39aa4d83Skettenis 	fd = open(AFB_FW_NAME, O_WRONLY | O_CREAT | O_TRUNC, 0644);
38*39aa4d83Skettenis 	if (fd == -1)
39*39aa4d83Skettenis 		err(1, "%s", AFB_FW_NAME);
40*39aa4d83Skettenis 
41*39aa4d83Skettenis 	len = write(fd, afb_fw, sizeof(afb_fw));
42*39aa4d83Skettenis 	if (len == -1)
43*39aa4d83Skettenis 		err(1, "%s write", AFB_FW_NAME);
44*39aa4d83Skettenis 	if (len != sizeof(afb_fw))
45*39aa4d83Skettenis 		errx(1, "%s: short write", AFB_FW_NAME);
46*39aa4d83Skettenis 
47*39aa4d83Skettenis 	close(fd);
48*39aa4d83Skettenis 
49*39aa4d83Skettenis 	return (0);
50*39aa4d83Skettenis }
51