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/* $OpenBSD: bootarg.h,v 1.17 2020/05/25 15:49:42 deraadt Exp $ */
/*
* Copyright (c) 1996-1999 Michael Shalayeff
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#define BOOTARG_APIVER (BAPIV_VECTOR|BAPIV_ENV|BAPIV_BMEMMAP)
#define BAPIV_ANCIENT 0x00000000 /* MD old i386 bootblocks */
#define BAPIV_VARS 0x00000001 /* MD structure w/ add info passed */
#define BAPIV_VECTOR 0x00000002 /* MI vector of MD structures passed */
#define BAPIV_ENV 0x00000004 /* MI environment vars vector */
#define BAPIV_BMEMMAP 0x00000008 /* MI memory map passed is in bytes */
typedef struct _boot_args {
int ba_type;
size_t ba_size;
struct _boot_args *ba_next;
int ba_arg[1];
} bootarg_t;
#define BOOTARG_ENV 0x1000
#define BOOTARG_END -1
#if defined(_KERNEL) || defined(_STANDALONE)
extern void *bootargv;
extern int bootargc;
extern bootarg_t *bootargp;
#endif
int loadrandom(char *name, char *buf, size_t buflen);
int mdrandom(char *buf, size_t buflen);
int fwrandom(char *buf, size_t buflen);
#ifdef _STANDALONE
void addbootarg(int, size_t, void *);
void makebootargs(caddr_t, size_t *);
void makebootargs32(caddr_t, size_t *);
#endif /* _STANDALONE */
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