1 /* $NetBSD: installboot.h,v 1.19 2003/04/15 14:22:13 dsl Exp $ */ 2 3 /*- 4 * Copyright (c) 2002 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Luke Mewburn of Wasabi Systems. 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 the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #ifndef _INSTALLBOOT_H 40 #define _INSTALLBOOT_H 41 42 #if HAVE_CONFIG_H 43 #include "config.h" 44 #include "../../sys/sys/bootblock.h" 45 #else 46 #include <sys/bootblock.h> 47 #endif 48 49 #include <sys/stat.h> 50 #include <stdint.h> 51 52 typedef enum { 53 /* flags from global options */ 54 IB_VERBOSE = 1<<0, /* verbose operation */ 55 IB_NOWRITE = 1<<1, /* don't write */ 56 IB_CLEAR = 1<<2, /* clear boot block */ 57 58 /* flags from -o options */ 59 IB_ALPHASUM = 1<<8, /* set Alpha checksum */ 60 IB_APPEND = 1<<9, /* append stage 1 to EO(regular)F */ 61 IB_SUNSUM = 1<<10, /* set Sun checksum */ 62 IB_STAGE1START= 1<<11, /* start block for stage 1 provided */ 63 IB_STAGE2START= 1<<12, /* start block for stage 2 provided */ 64 IB_COMMAND = 1<<13, /* Amiga commandline option */ 65 IB_RESETVIDEO = 1<<14, /* i386 reset video */ 66 IB_CONSOLE = 1<<15, /* i386 console */ 67 IB_CONSPEED = 1<<16, /* i386 console baud rate */ 68 IB_TIMEOUT = 1<<17, /* i386 boot timeout */ 69 IB_PASSWORD = 1<<18, /* i386 boot password */ 70 } ib_flags; 71 72 typedef struct { 73 ib_flags flags; /* flags (see above) */ 74 struct ib_mach *machine; /* machine details (see below) */ 75 struct ib_fs *fstype; /* file system details (see below) */ 76 const char *filesystem; /* name of target file system */ 77 int fsfd; /* open fd to filesystem */ 78 struct stat fsstat; /* fstat(2) of fsfd */ 79 const char *stage1; /* name of stage1 bootstrap */ 80 int s1fd; /* open fd to stage1 */ 81 struct stat s1stat; /* fstat(2) of s1fd */ 82 uint64_t s1start; /* start block of stage1 */ 83 const char *stage2; /* name of stage2 bootstrap */ 84 uint64_t s2start; /* start block of stage2 */ 85 /* parsed -o option=value data */ 86 const char *command; /* name of command string */ 87 const char *console; /* name of console */ 88 int conspeed; /* console baud rate */ 89 const char *password; /* boot password */ 90 int timeout; /* interactive boot timeout */ 91 } ib_params; 92 93 typedef struct { 94 uint64_t block; 95 uint32_t blocksize; 96 } ib_block; 97 98 struct ib_mach { 99 const char *name; 100 int (*setboot) (ib_params *); 101 int (*clearboot) (ib_params *); 102 ib_flags valid_flags; 103 }; 104 105 struct ib_fs { 106 /* compile time parameters */ 107 const char *name; 108 int (*match) (ib_params *); 109 int (*findstage2) (ib_params *, uint32_t *, ib_block *); 110 /* run time fs specific parameters */ 111 uint32_t blocksize; 112 uint32_t needswap; 113 off_t sblockloc; /* location of superblock */ 114 }; 115 116 typedef enum { 117 BBINFO_BIG_ENDIAN = 0, 118 BBINFO_LITTLE_ENDIAN = 1, 119 } bbinfo_endian; 120 121 struct bbinfo_params { 122 const char *magic; /* magic string to look for */ 123 uint32_t offset; /* offset to write start of stage1 */ 124 uint32_t blocksize; /* blocksize of stage1 */ 125 uint32_t maxsize; /* max size of stage1 */ 126 uint32_t headeroffset; /* 127 * header offset (relative to offset) 128 * to read stage1 into 129 */ 130 bbinfo_endian endian; 131 }; 132 133 extern struct ib_mach machines[]; 134 extern struct ib_fs fstypes[]; 135 136 /* installboot.c */ 137 uint16_t compute_sunsum(const uint16_t *); 138 int set_sunsum(ib_params *, uint16_t *, uint16_t); 139 int no_setboot(ib_params *); 140 int no_clearboot(ib_params *); 141 142 /* bbinfo.c */ 143 int shared_bbinfo_clearboot(ib_params *, struct bbinfo_params *, 144 int (*)(ib_params *, struct bbinfo_params *, uint8_t *)); 145 int shared_bbinfo_setboot(ib_params *, struct bbinfo_params *, 146 int (*)(ib_params *, struct bbinfo_params *, uint8_t *)); 147 148 /* fstypes.c */ 149 int hardcode_stage2(ib_params *, uint32_t *, ib_block *); 150 int ffs_match(ib_params *); 151 int ffs_findstage2(ib_params *, uint32_t *, ib_block *); 152 int raw_match(ib_params *); 153 int raw_findstage2(ib_params *, uint32_t *, ib_block *); 154 155 /* machines.c */ 156 int alpha_setboot(ib_params *); 157 int alpha_clearboot(ib_params *); 158 int amiga_setboot(ib_params *); 159 int i386_setboot(ib_params *); 160 int macppc_setboot(ib_params *); 161 int macppc_clearboot(ib_params *); 162 int news68k_setboot(ib_params *); 163 int news68k_clearboot(ib_params *); 164 int newsmips_setboot(ib_params *); 165 int newsmips_clearboot(ib_params *); 166 int pmax_setboot(ib_params *); 167 int pmax_clearboot(ib_params *); 168 int sparc_setboot(ib_params *); 169 int sparc_clearboot(ib_params *); 170 int sparc64_setboot(ib_params *); 171 int sparc64_clearboot(ib_params *); 172 int sun68k_setboot(ib_params *); 173 int sun68k_clearboot(ib_params *); 174 int vax_setboot(ib_params *); 175 int vax_clearboot(ib_params *); 176 int x68k_setboot(ib_params *); 177 int x68k_clearboot(ib_params *); 178 179 #endif /* _INSTALLBOOT_H */ 180