xref: /openbsd/sys/dev/microcode/cirruslogic/build.c (revision 09467b48)
1 /*	$OpenBSD: build.c,v 1.3 2016/12/18 18:28:39 krw Exp $	*/
2 
3 /*
4  * Copyright (c) 2004 Theo de Raadt <deraadt@openbsd.org>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 #include <sys/types.h>
19 #include <fcntl.h>
20 #include <stdio.h>
21 #include <err.h>
22 #include <unistd.h>
23 #include <dev/pci/cs4280reg.h>
24 #include "cs4280_image.h"
25 #define FILENAME "cs4280"
26 
27 int
28 main(int argc, char *argv[])
29 {
30 	ssize_t rlen;
31 	int fd;
32 
33 	printf("creating %s length %zu\n", FILENAME, sizeof BA1Struct);
34 	fd = open(FILENAME, O_WRONLY|O_CREAT|O_TRUNC, 0644);
35 	if (fd == -1)
36 		err(1, "%s", FILENAME);
37 
38 	rlen = write(fd, &BA1Struct, sizeof BA1Struct);
39 	if (rlen == -1)
40 		err(1, "%s", FILENAME);
41 	if (rlen != sizeof BA1Struct)
42 		errx(1, "%s: short write", FILENAME);
43 	close(fd);
44 	return 0;
45 }
46