1 /* $NetBSD: bootinfo.h,v 1.4 2005/12/11 12:18:24 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1997 5 * Matthias Drochner. 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 BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 * 27 */ 28 29 #define BOOTINFO_MAGIC 0xb007babe 30 #define BOOTINFO_SIZE 1024 31 #define BOOTINFO_ADDR 0x80000200 32 33 struct btinfo_common { 34 int next; /* offset of next item, or zero */ 35 int type; 36 }; 37 38 #define BTINFO_MAGIC 1 39 #define BTINFO_SYMTAB 2 40 #define BTINFO_BOOTARG 3 41 #define BTINFO_BOOTPATH 4 42 #define BTINFO_SYSTYPE 5 43 44 struct btinfo_magic { 45 struct btinfo_common common; 46 int magic; 47 }; 48 49 struct btinfo_symtab { 50 struct btinfo_common common; 51 int nsym; 52 int ssym; 53 int esym; 54 }; 55 56 struct btinfo_bootarg { 57 struct btinfo_common common; 58 int howto; 59 int bootdev; 60 int maxmem; 61 int sip; /* APbus only */ 62 }; 63 64 #define BTINFO_BOOTPATH_LEN 80 65 struct btinfo_bootpath { 66 struct btinfo_common common; 67 char bootpath[BTINFO_BOOTPATH_LEN]; 68 }; 69 70 struct btinfo_systype { 71 struct btinfo_common common; 72 int type; 73 }; 74 75 #ifdef _KERNEL 76 void *lookup_bootinfo(int); 77 #endif 78 79 #ifdef _STANDALONE 80 void bi_init(paddr_t); 81 void bi_add(void *, int, int); 82 #endif 83