1*24add1c0Skettenis /* $OpenBSD: kexec.h,v 1.3 2020/07/18 10:23:44 kettenis Exp $ */ 2210f3d83Skettenis 3210f3d83Skettenis /* 4210f3d83Skettenis * Copyright (c) 2019-2020 Visa Hankala 5210f3d83Skettenis * 6210f3d83Skettenis * Permission to use, copy, modify, and/or distribute this software for any 7210f3d83Skettenis * purpose with or without fee is hereby granted, provided that the above 8210f3d83Skettenis * copyright notice and this permission notice appear in all copies. 9210f3d83Skettenis * 10210f3d83Skettenis * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11210f3d83Skettenis * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12210f3d83Skettenis * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13210f3d83Skettenis * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14210f3d83Skettenis * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15210f3d83Skettenis * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16210f3d83Skettenis * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17210f3d83Skettenis */ 18210f3d83Skettenis 19210f3d83Skettenis #ifndef _MACHINE_KEXEC_H_ 20210f3d83Skettenis #define _MACHINE_KEXEC_H_ 21210f3d83Skettenis 22210f3d83Skettenis #include <sys/ioccom.h> 23210f3d83Skettenis 24210f3d83Skettenis #define KEXEC_MAX_ARGS 8 /* maximum number of boot arguments */ 25210f3d83Skettenis 26210f3d83Skettenis struct kexec_args { 27210f3d83Skettenis char *kimg; /* kernel image buffer */ 28210f3d83Skettenis size_t klen; /* size of kernel image */ 29*24add1c0Skettenis int boothowto; 30*24add1c0Skettenis u_char bootduid[8]; 31210f3d83Skettenis }; 32210f3d83Skettenis 33210f3d83Skettenis #define KIOC_KEXEC _IOW('K', 1, struct kexec_args) 34*24add1c0Skettenis #define KIOC_GETBOOTDUID _IOR('K', 2, u_char[8]) 35210f3d83Skettenis 36210f3d83Skettenis #endif /* _MACHINE_KEXEC_H_ */ 37