1 /* $OpenBSD: i386_installboot.h,v 1.4 2015/10/25 21:21:15 stsp Exp $ */ 2 /* 3 * Copyright (c) 2011 Joel Sing <jsing@openbsd.org> 4 * Copyright (c) 2010 Otto Moerbeek <otto@openbsd.org> 5 * Copyright (c) 2003 Tom Cosgrove <tom.cosgrove@arches-consulting.com> 6 * Copyright (c) 1997 Michael Shalayeff 7 * Copyright (c) 1994 Paul Kranenburg 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by Paul Kranenburg. 21 * 4. The name of the author may not be used to endorse or promote products 22 * derived from this software without specific prior written permission 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 25 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 26 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 27 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 28 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 29 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 30 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 33 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 34 */ 35 36 #define INODESEG 0x07e0 /* where we will put /boot's inode's block */ 37 #define BOOTSEG 0x07c0 /* biosboot loaded here */ 38 39 #define INODEOFF ((INODESEG-BOOTSEG) << 4) 40 41 #define SR_FS_BLOCKSIZE (16 * 1024) 42 43 struct sym_data { 44 char *sym_name; /* Must be initialised */ 45 int sym_size; /* And this one */ 46 int sym_set; /* Rest set at runtime */ 47 u_int32_t sym_value; 48 }; 49 50 extern struct sym_data pbr_symbols[]; 51 52 struct nlist; 53 54 int nlist_elf32(const char *, struct nlist *); 55 void pbr_set_symbols(char *, char *, struct sym_data *); 56 void sym_set_value(struct sym_data *, char *, u_int32_t); 57 void write_bootblocks(int, char *, struct disklabel *); 58 int findgptefisys(int, struct disklabel *); 59 void write_efisystem(struct disklabel *, char); 60