1 /* $NetBSD: installboot.h,v 1.20 2003/07/27 07:53:26 lukem 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 #include <sys/endian.h> 48 #endif 49 50 #include <sys/stat.h> 51 #include <stdint.h> 52 53 typedef enum { 54 /* flags from global options */ 55 IB_VERBOSE = 1<<0, /* verbose operation */ 56 IB_NOWRITE = 1<<1, /* don't write */ 57 IB_CLEAR = 1<<2, /* clear boot block */ 58 59 /* flags from -o options */ 60 IB_ALPHASUM = 1<<8, /* set Alpha checksum */ 61 IB_APPEND = 1<<9, /* append stage 1 to EO(regular)F */ 62 IB_SUNSUM = 1<<10, /* set Sun checksum */ 63 IB_STAGE1START= 1<<11, /* start block for stage 1 provided */ 64 IB_STAGE2START= 1<<12, /* start block for stage 2 provided */ 65 IB_COMMAND = 1<<13, /* Amiga commandline option */ 66 IB_RESETVIDEO = 1<<14, /* i386 reset video */ 67 IB_CONSOLE = 1<<15, /* i386 console */ 68 IB_CONSPEED = 1<<16, /* i386 console baud rate */ 69 IB_TIMEOUT = 1<<17, /* i386 boot timeout */ 70 IB_PASSWORD = 1<<18, /* i386 boot password */ 71 } ib_flags; 72 73 typedef struct { 74 ib_flags flags; /* flags (see above) */ 75 struct ib_mach *machine; /* machine details (see below) */ 76 struct ib_fs *fstype; /* file system details (see below) */ 77 const char *filesystem; /* name of target file system */ 78 int fsfd; /* open fd to filesystem */ 79 struct stat fsstat; /* fstat(2) of fsfd */ 80 const char *stage1; /* name of stage1 bootstrap */ 81 int s1fd; /* open fd to stage1 */ 82 struct stat s1stat; /* fstat(2) of s1fd */ 83 uint64_t s1start; /* start block of stage1 */ 84 const char *stage2; /* name of stage2 bootstrap */ 85 uint64_t s2start; /* start block of stage2 */ 86 /* parsed -o option=value data */ 87 const char *command; /* name of command string */ 88 const char *console; /* name of console */ 89 int conspeed; /* console baud rate */ 90 const char *password; /* boot password */ 91 int timeout; /* interactive boot timeout */ 92 } ib_params; 93 94 typedef struct { 95 uint64_t block; 96 uint32_t blocksize; 97 } ib_block; 98 99 struct ib_mach { 100 const char *name; 101 int (*setboot) (ib_params *); 102 int (*clearboot) (ib_params *); 103 ib_flags valid_flags; 104 }; 105 106 struct ib_fs { 107 /* compile time parameters */ 108 const char *name; 109 int (*match) (ib_params *); 110 int (*findstage2) (ib_params *, uint32_t *, ib_block *); 111 /* run time fs specific parameters */ 112 uint32_t blocksize; 113 uint32_t needswap; 114 off_t sblockloc; /* location of superblock */ 115 }; 116 117 typedef enum { 118 BBINFO_BIG_ENDIAN = 0, 119 BBINFO_LITTLE_ENDIAN = 1, 120 } bbinfo_endian; 121 122 struct bbinfo_params { 123 const char *magic; /* magic string to look for */ 124 uint32_t offset; /* offset to write start of stage1 */ 125 uint32_t blocksize; /* blocksize of stage1 */ 126 uint32_t maxsize; /* max size of stage1 */ 127 uint32_t headeroffset; /* 128 * header offset (relative to offset) 129 * to read stage1 into 130 */ 131 bbinfo_endian endian; 132 }; 133 134 extern struct ib_mach machines[]; 135 extern struct ib_fs fstypes[]; 136 137 /* installboot.c */ 138 uint16_t compute_sunsum(const uint16_t *); 139 int set_sunsum(ib_params *, uint16_t *, uint16_t); 140 int no_setboot(ib_params *); 141 int no_clearboot(ib_params *); 142 143 /* bbinfo.c */ 144 int shared_bbinfo_clearboot(ib_params *, struct bbinfo_params *, 145 int (*)(ib_params *, struct bbinfo_params *, uint8_t *)); 146 int shared_bbinfo_setboot(ib_params *, struct bbinfo_params *, 147 int (*)(ib_params *, struct bbinfo_params *, uint8_t *)); 148 149 /* fstypes.c */ 150 int hardcode_stage2(ib_params *, uint32_t *, ib_block *); 151 int ffs_match(ib_params *); 152 int ffs_findstage2(ib_params *, uint32_t *, ib_block *); 153 int raw_match(ib_params *); 154 int raw_findstage2(ib_params *, uint32_t *, ib_block *); 155 156 /* machines.c */ 157 int alpha_setboot(ib_params *); 158 int alpha_clearboot(ib_params *); 159 int amiga_setboot(ib_params *); 160 int i386_setboot(ib_params *); 161 int macppc_setboot(ib_params *); 162 int macppc_clearboot(ib_params *); 163 int news68k_setboot(ib_params *); 164 int news68k_clearboot(ib_params *); 165 int newsmips_setboot(ib_params *); 166 int newsmips_clearboot(ib_params *); 167 int pmax_setboot(ib_params *); 168 int pmax_clearboot(ib_params *); 169 int sparc_setboot(ib_params *); 170 int sparc_clearboot(ib_params *); 171 int sparc64_setboot(ib_params *); 172 int sparc64_clearboot(ib_params *); 173 int sun68k_setboot(ib_params *); 174 int sun68k_clearboot(ib_params *); 175 int vax_setboot(ib_params *); 176 int vax_clearboot(ib_params *); 177 int x68k_setboot(ib_params *); 178 int x68k_clearboot(ib_params *); 179 180 #endif /* _INSTALLBOOT_H */ 181