1 /*- 2 * Copyright (C) 1994 by Rodney W. Grimes, Milwaukie, Oregon 97222 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer as 10 * the first lines of this file unmodified. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Rodney W. Grimes. 17 * 4. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY RODNEY W. GRIMES ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL RODNEY W. GRIMES BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * $Id: bootinfo.h,v 1.3 1994/11/18 05:26:52 phk Exp $ 33 */ 34 35 #ifndef _MACHINE_BOOTINFO_H_ 36 #define _MACHINE_BOOTINFO_H_ 37 38 /* Only change the version number if you break compatibility. */ 39 #define BOOTINFO_VERSION 1 40 41 #define N_BIOS_GEOM 8 42 43 /* 44 * A zero bootinfo field often means that there is no info available. 45 * Flags are used to indicate the validity of fields where zero is a 46 * normal value. 47 */ 48 struct bootinfo { 49 unsigned int bi_version; 50 unsigned char *bi_kernelname; 51 struct nfs_diskless *bi_nfs_diskless; 52 /* End of fields that are always present. */ 53 #define bi_endcommon bi_n_bios_used 54 unsigned int bi_n_bios_used; 55 unsigned long bi_bios_geom[N_BIOS_GEOM]; 56 unsigned int bi_size; 57 unsigned char bi_memsizes_valid; 58 unsigned char bi_pad[3]; 59 unsigned long bi_basemem; 60 unsigned long bi_extmem; 61 unsigned long bi_symtab; 62 unsigned long bi_esymtab; 63 }; 64 65 #ifdef KERNEL 66 extern struct bootinfo bootinfo; 67 #endif 68 69 #endif /* !_MACHINE_BOOTINFO_H_ */ 70