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Annotation of sys/stand/boot/bootarg.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: bootarg.h,v 1.11 2003/06/02 20:20:54 mickey Exp $     */
                      2:
                      3: /*
                      4:  * Copyright (c) 1996-1999 Michael Shalayeff
                      5:  * All rights reserved.
                      6:  *
                      7:  * Redistribution and use in source and binary forms, with or without
                      8:  * modification, are permitted provided that the following conditions
                      9:  * are met:
                     10:  * 1. Redistributions of source code must retain the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer.
                     12:  * 2. Redistributions in binary form must reproduce the above copyright
                     13:  *    notice, this list of conditions and the following disclaimer in the
                     14:  *    documentation and/or other materials provided with the distribution.
                     15:  *
                     16:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     17:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
                     18:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
                     19:  * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
                     20:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
                     21:  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
                     22:  * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     23:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
                     24:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
                     25:  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
                     26:  * THE POSSIBILITY OF SUCH DAMAGE.
                     27:  */
                     28:
                     29: #define        BOOTARG_APIVER  (BAPIV_VECTOR|BAPIV_ENV|BAPIV_BMEMMAP)
                     30: #define        BAPIV_ANCIENT   0x00000000      /* MD old i386 bootblocks */
                     31: #define        BAPIV_VARS      0x00000001      /* MD structure w/ add info passed */
                     32: #define        BAPIV_VECTOR    0x00000002      /* MI vector of MD structures passed */
                     33: #define        BAPIV_ENV       0x00000004      /* MI environment vars vector */
                     34: #define        BAPIV_BMEMMAP   0x00000008      /* MI memory map passed is in bytes */
                     35:
                     36: typedef struct _boot_args {
                     37:        int ba_type;
                     38:        size_t ba_size;
                     39:        struct _boot_args *ba_next;
                     40:        int ba_arg[1];
                     41: } bootarg_t;
                     42:
                     43: #define        BOOTARG_ENV     0x1000
                     44: #define        BOOTARG_END     -1
                     45:
                     46: #if defined(_KERNEL) || defined(_STANDALONE)
                     47: extern void *bootargv;
                     48: extern int bootargc;
                     49: extern bootarg_t *bootargp;
                     50: #endif
                     51:
                     52: #ifdef _STANDALONE
                     53: void addbootarg(int, size_t, void *);
                     54: void makebootargs(caddr_t, size_t *);
                     55: #endif /* _STANDALONE */