1 /* $NetBSD: uboot.c,v 1.9 2002/03/16 06:20:08 gmcgarry Exp $ */ 2 3 /*- 4 * Copyright (c) 1982, 1986, 1990, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the University of 18 * California, Berkeley and its contributors. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * @(#)boot.c 8.1 (Berkeley) 6/10/93 36 */ 37 38 #include <sys/param.h> 39 #include <sys/boot_flag.h> 40 41 #include <lib/libsa/stand.h> 42 43 #include <hp300/stand/common/samachdep.h> 44 45 /* 46 * Boot program... bits in `howto' determine whether boot stops to 47 * ask for system name. Boot device is derived from ROM provided 48 * information. 49 */ 50 51 char line[100]; 52 53 extern u_int opendev; 54 extern char *lowram; 55 extern int noconsole; 56 57 /* 58 * XXX UFS accepts a /, NFS doesn't. 59 */ 60 char *name; 61 char *names[] = { 62 "netbsd", "netbsd.gz", 63 "netbsd.bak", "netbsd.bak.gz", 64 "netbsd.old", "netbsd.old.gz", 65 "onetbsd", "onetbsd.gz", 66 NULL 67 }; 68 #define NUMNAMES (sizeof(names) / sizeof(char *)) 69 70 static int bdev, badapt, bctlr, bunit, bpart; 71 72 void main __P((void)); 73 void getbootdev __P((int *)); 74 75 void 76 main() 77 { 78 int currname = 0; 79 80 printf("\n"); 81 printf(">> %s, Revision %s\n", bootprog_name, bootprog_rev); 82 printf(">> (%s, %s)\n", bootprog_maker, bootprog_date); 83 printf(">> HP 9000/%s SPU\n", getmachineid()); 84 printf(">> Enter \"reset\" to reset system.\n"); 85 86 bdev = B_TYPE(bootdev); 87 badapt = B_ADAPTOR(bootdev); 88 bctlr = B_CONTROLLER(bootdev); 89 bunit = B_UNIT(bootdev); 90 bpart = B_PARTITION(bootdev); 91 92 for (;;) { 93 name = names[currname++]; 94 if (currname == NUMNAMES) 95 currname = 0; 96 97 if (!noconsole) { 98 howto = 0; 99 getbootdev(&howto); 100 } else 101 printf(": %s\n", name); 102 exec_hp300(name, (u_long)lowram, howto); 103 printf("boot: %s\n", strerror(errno)); 104 } 105 } 106 107 void 108 getbootdev(howto) 109 int *howto; 110 { 111 char c, *ptr = line; 112 113 printf("Boot: [[[%s%d%c:]%s][-a][-c][-d][-s][-v][-q]] :- ", 114 devsw[bdev].dv_name, bctlr + (8 * badapt), 'a' + bpart, name); 115 116 if (tgets(line)) { 117 if (strcmp(line, "reset") == 0) { 118 call_req_reboot(); /* reset machine */ 119 printf("panic: can't reboot, halting\n"); 120 asm("stop #0x2700"); 121 } 122 while ((c = *ptr) != '\0') { 123 while (c == ' ') 124 c = *++ptr; 125 if (!c) 126 return; 127 if (c == '-') 128 while ((c = *++ptr) && c != ' ') 129 BOOT_FLAG(c, *howto); 130 else { 131 name = ptr; 132 while ((c = *++ptr) && c != ' '); 133 if (c) 134 *ptr++ = 0; 135 } 136 } 137 } else 138 printf("\n"); 139 } 140