xref: /openbsd/sys/arch/octeon/include/octboot.h (revision cf939257)
1 /*	$OpenBSD: octboot.h,v 1.2 2020/05/26 13:21:58 visa Exp $	*/
2 
3 /*
4  * Copyright (c) 2019-2020 Visa Hankala
5  *
6  * Permission to use, copy, modify, and/or 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 
19 #ifndef _OCTEON_OCTBOOT_H_
20 #define _OCTEON_OCTBOOT_H_
21 
22 #include <sys/ioccom.h>
23 
24 #define OCTBOOT_MAX_ARGS	8	/* maximum number of boot arguments */
25 
26 struct octboot_kexec_args {
27 	char		*kimg;		/* kernel image buffer */
28 	size_t		 klen;		/* size of kernel image */
29 	char		*argv[OCTBOOT_MAX_ARGS];
30 					/* kernel boot arguments */
31 };
32 
33 #define OBIOC_KEXEC		_IOW('O', 1, struct octboot_kexec_args)
34 #define OBIOC_GETROOTDEV	_IOR('O', 2, char[PATH_MAX])
35 
36 #endif /* !_OCTEON_OCTBOOT_H_ */
37