1 /* $NetBSD: bootinfo.h,v 1.6 2008/08/08 15:07:52 tsutsui 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 #ifndef _SGIMIPS_BOOTINFO_H_ 30 #define _SGIMIPS_BOOTINFO_H_ 31 32 #define BOOTINFO_MAGIC 0x20080808 33 #define BOOTINFO_SIZE 1024 34 35 struct btinfo_common { 36 size_t next; /* offset of next item, or zero if end of data */ 37 int type; /* type of bootinfo item */ 38 #define BTINFO_NONE 0 39 #define BTINFO_MAGIC 1 40 #define BTINFO_BOOTPATH 2 41 #define BTINFO_SYMTAB 3 42 }; 43 44 struct btinfo_magic { 45 struct btinfo_common common; 46 int magic; 47 }; 48 49 #define BTINFO_BOOTPATH_LEN 80 50 struct btinfo_bootpath { 51 struct btinfo_common common; 52 char bootpath[BTINFO_BOOTPATH_LEN]; 53 }; 54 55 struct btinfo_symtab { 56 struct btinfo_common common; 57 unsigned long nsym; 58 unsigned long ssym; 59 unsigned long esym; 60 }; 61 62 #ifdef _KERNEL 63 void *lookup_bootinfo(int); 64 #endif 65 66 #endif /* !_SGIMIPS_BOOTINFO_H_ */ 67