| 1 | /* $OpenBSD: kexec.h,v 1.3 2020/07/18 10:23:44 kettenis 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 _MACHINE_KEXEC_H_ |
| 20 | #define _MACHINE_KEXEC_H_ |
| 21 | |
| 22 | #include <sys/ioccom.h> |
| 23 | |
| 24 | #define KEXEC_MAX_ARGS 8 /* maximum number of boot arguments */ |
| 25 | |
| 26 | struct kexec_args { |
| 27 | char *kimg; /* kernel image buffer */ |
| 28 | size_t klen; /* size of kernel image */ |
| 29 | int boothowto; |
| 30 | u_char bootduid[8]; |
| 31 | }; |
| 32 | |
| 33 | #define KIOC_KEXEC _IOW('K', 1, struct kexec_args) |
| 34 | #define KIOC_GETBOOTDUID _IOR('K', 2, u_char[8]) |
| 35 | |
| 36 | #endif /* _MACHINE_KEXEC_H_ */ |