main.c revision 1.4.2.2
1 1.4.2.2 thorpej /* $NetBSD: main.c,v 1.4.2.2 2002/02/20 03:00:28 thorpej Exp $ */ 2 1.4.2.2 thorpej 3 1.4.2.2 thorpej /* 4 1.4.2.2 thorpej * Copyright (c) 1996 5 1.4.2.2 thorpej * Matthias Drochner. All rights reserved. 6 1.4.2.2 thorpej * Copyright (c) 1996 7 1.4.2.2 thorpej * Perry E. Metzger. All rights reserved. 8 1.4.2.2 thorpej * 9 1.4.2.2 thorpej * Redistribution and use in source and binary forms, with or without 10 1.4.2.2 thorpej * modification, are permitted provided that the following conditions 11 1.4.2.2 thorpej * are met: 12 1.4.2.2 thorpej * 1. Redistributions of source code must retain the above copyright 13 1.4.2.2 thorpej * notice, this list of conditions and the following disclaimer. 14 1.4.2.2 thorpej * 2. Redistributions in binary form must reproduce the above copyright 15 1.4.2.2 thorpej * notice, this list of conditions and the following disclaimer in the 16 1.4.2.2 thorpej * documentation and/or other materials provided with the distribution. 17 1.4.2.2 thorpej * 3. All advertising materials mentioning features or use of this software 18 1.4.2.2 thorpej * must display the following acknowledgements: 19 1.4.2.2 thorpej * This product includes software developed for the NetBSD Project 20 1.4.2.2 thorpej * by Matthias Drochner. 21 1.4.2.2 thorpej * This product includes software developed for the NetBSD Project 22 1.4.2.2 thorpej * by Perry E. Metzger. 23 1.4.2.2 thorpej * 4. The names of the authors may not be used to endorse or promote products 24 1.4.2.2 thorpej * derived from this software without specific prior written permission. 25 1.4.2.2 thorpej * 26 1.4.2.2 thorpej * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 27 1.4.2.2 thorpej * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 28 1.4.2.2 thorpej * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 29 1.4.2.2 thorpej * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 30 1.4.2.2 thorpej * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 31 1.4.2.2 thorpej * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 32 1.4.2.2 thorpej * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 33 1.4.2.2 thorpej * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 34 1.4.2.2 thorpej * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 35 1.4.2.2 thorpej * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 36 1.4.2.2 thorpej * 37 1.4.2.2 thorpej */ 38 1.4.2.2 thorpej 39 1.4.2.2 thorpej #include <lib/libkern/libkern.h> 40 1.4.2.2 thorpej 41 1.4.2.2 thorpej #include <lib/libsa/stand.h> 42 1.4.2.2 thorpej 43 1.4.2.2 thorpej #include <libi386.h> 44 1.4.2.2 thorpej #include "pxeboot.h" 45 1.4.2.2 thorpej 46 1.4.2.2 thorpej int errno; 47 1.4.2.2 thorpej int debug; 48 1.4.2.2 thorpej int try_bootp = 1; 49 1.4.2.2 thorpej 50 1.4.2.2 thorpej extern char bootprog_name[], bootprog_rev[], bootprog_date[], 51 1.4.2.2 thorpej bootprog_maker[]; 52 1.4.2.2 thorpej 53 1.4.2.2 thorpej #define TIMEOUT 5 54 1.4.2.2 thorpej 55 1.4.2.2 thorpej int main(void); 56 1.4.2.2 thorpej 57 1.4.2.2 thorpej void command_help __P((char *)); 58 1.4.2.2 thorpej void command_quit __P((char *)); 59 1.4.2.2 thorpej void command_boot __P((char *)); 60 1.4.2.2 thorpej 61 1.4.2.2 thorpej const struct bootblk_command commands[] = { 62 1.4.2.2 thorpej { "help", command_help }, 63 1.4.2.2 thorpej { "?", command_help }, 64 1.4.2.2 thorpej { "quit", command_quit }, 65 1.4.2.2 thorpej { "boot", command_boot }, 66 1.4.2.2 thorpej { NULL, NULL }, 67 1.4.2.2 thorpej }; 68 1.4.2.2 thorpej 69 1.4.2.2 thorpej #ifdef COMPAT_OLDBOOT 70 1.4.2.2 thorpej int 71 1.4.2.2 thorpej parsebootfile(const char *fname, char **fsname, char **devname, 72 1.4.2.2 thorpej u_int *unit, u_int *partition, const char **file) 73 1.4.2.2 thorpej { 74 1.4.2.2 thorpej return (EINVAL); 75 1.4.2.2 thorpej } 76 1.4.2.2 thorpej 77 1.4.2.2 thorpej int 78 1.4.2.2 thorpej biosdisk_gettype(struct open_file *f) 79 1.4.2.2 thorpej { 80 1.4.2.2 thorpej return (0); 81 1.4.2.2 thorpej } 82 1.4.2.2 thorpej #endif 83 1.4.2.2 thorpej 84 1.4.2.2 thorpej static int 85 1.4.2.2 thorpej bootit(const char *filename, int howto) 86 1.4.2.2 thorpej { 87 1.4.2.2 thorpej if (exec_netbsd(filename, 0, howto) < 0) 88 1.4.2.2 thorpej printf("boot: %s\n", strerror(errno)); 89 1.4.2.2 thorpej else 90 1.4.2.2 thorpej printf("boot returned\n"); 91 1.4.2.2 thorpej return (-1); 92 1.4.2.2 thorpej } 93 1.4.2.2 thorpej 94 1.4.2.2 thorpej static void 95 1.4.2.2 thorpej print_banner(void) 96 1.4.2.2 thorpej { 97 1.4.2.2 thorpej int base = getbasemem(); 98 1.4.2.2 thorpej int ext = getextmem(); 99 1.4.2.2 thorpej 100 1.4.2.2 thorpej printf("\n" 101 1.4.2.2 thorpej ">> %s, Revision %s\n" 102 1.4.2.2 thorpej ">> (%s, %s)\n" 103 1.4.2.2 thorpej ">> Memory: %d/%d k\n", 104 1.4.2.2 thorpej bootprog_name, bootprog_rev, 105 1.4.2.2 thorpej bootprog_maker, bootprog_date, 106 1.4.2.2 thorpej base, ext); 107 1.4.2.2 thorpej } 108 1.4.2.2 thorpej 109 1.4.2.2 thorpej int 110 1.4.2.2 thorpej main(void) 111 1.4.2.2 thorpej { 112 1.4.2.2 thorpej char c; 113 1.4.2.2 thorpej 114 1.4.2.2 thorpej #ifdef SUPPORT_SERIAL 115 1.4.2.2 thorpej initio(SUPPORT_SERIAL); 116 1.4.2.2 thorpej #else 117 1.4.2.2 thorpej initio(CONSDEV_PC); 118 1.4.2.2 thorpej #endif 119 1.4.2.2 thorpej gateA20(); 120 1.4.2.2 thorpej 121 1.4.2.2 thorpej print_banner(); 122 1.4.2.2 thorpej 123 1.4.2.2 thorpej printf("Press return to boot now, any other key for boot menu\n"); 124 1.4.2.2 thorpej printf("Starting in "); 125 1.4.2.2 thorpej 126 1.4.2.2 thorpej c = awaitkey(TIMEOUT, 1); 127 1.4.2.2 thorpej if ((c != '\r') && (c != '\n') && (c != '\0')) { 128 1.4.2.2 thorpej printf("type \"?\" or \"help\" for help.\n"); 129 1.4.2.2 thorpej bootmenu(); /* does not return */ 130 1.4.2.2 thorpej } 131 1.4.2.2 thorpej 132 1.4.2.2 thorpej /* 133 1.4.2.2 thorpej * The file name provided here is just a default. If the 134 1.4.2.2 thorpej * DHCP server provides a file name, we'll use that instead. 135 1.4.2.2 thorpej */ 136 1.4.2.2 thorpej bootit("netbsd", 0); 137 1.4.2.2 thorpej 138 1.4.2.2 thorpej /* 139 1.4.2.2 thorpej * If that fails, let the BIOS try the next boot device. 140 1.4.2.2 thorpej */ 141 1.4.2.2 thorpej return (1); 142 1.4.2.2 thorpej } 143 1.4.2.2 thorpej 144 1.4.2.2 thorpej /* ARGSUSED */ 145 1.4.2.2 thorpej void 146 1.4.2.2 thorpej command_help(char *arg) 147 1.4.2.2 thorpej { 148 1.4.2.2 thorpej printf("commands are:\n" 149 1.4.2.2 thorpej "boot [filename] [-adsqv]\n" 150 1.4.2.2 thorpej " (ex. \"netbsd.old -s\"\n" 151 1.4.2.2 thorpej "help|?\n" 152 1.4.2.2 thorpej "quit\n"); 153 1.4.2.2 thorpej } 154 1.4.2.2 thorpej 155 1.4.2.2 thorpej /* ARGSUSED */ 156 1.4.2.2 thorpej void 157 1.4.2.2 thorpej command_quit(char *arg) 158 1.4.2.2 thorpej { 159 1.4.2.2 thorpej printf("Exiting... goodbye...\n"); 160 1.4.2.2 thorpej exit(0); 161 1.4.2.2 thorpej } 162 1.4.2.2 thorpej 163 1.4.2.2 thorpej void 164 1.4.2.2 thorpej command_boot(char *arg) 165 1.4.2.2 thorpej { 166 1.4.2.2 thorpej char *filename; 167 1.4.2.2 thorpej int howto; 168 1.4.2.2 thorpej 169 1.4.2.2 thorpej if (parseboot(arg, &filename, &howto)) 170 1.4.2.2 thorpej bootit(filename, howto); 171 1.4.2.2 thorpej } 172
Indexes created Tue Oct 21 16:10:11 GMT 2025