1 /* $NetBSD: bootxx.c,v 1.3 2005/12/11 12:18:51 christos Exp $ */ 2 3 /* 4 * Copyright (c) 1999 Christopher G. Demetriou. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Christopher G. Demetriou 17 * for the NetBSD Project. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 /* 34 * Copyright (c) 1992, 1993 35 * The Regents of the University of California. All rights reserved. 36 * 37 * This code is derived from software contributed to Berkeley by 38 * Ralph Campbell. 39 * 40 * Redistribution and use in source and binary forms, with or without 41 * modification, are permitted provided that the following conditions 42 * are met: 43 * 1. Redistributions of source code must retain the above copyright 44 * notice, this list of conditions and the following disclaimer. 45 * 2. Redistributions in binary form must reproduce the above copyright 46 * notice, this list of conditions and the following disclaimer in the 47 * documentation and/or other materials provided with the distribution. 48 * 3. Neither the name of the University nor the names of its contributors 49 * may be used to endorse or promote products derived from this software 50 * without specific prior written permission. 51 * 52 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 53 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 54 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 55 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 56 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 57 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 58 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 59 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 60 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 61 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 62 * SUCH DAMAGE. 63 * 64 * @(#)boot.c 8.1 (Berkeley) 6/10/93 65 */ 66 67 #include <lib/libsa/stand.h> 68 #include <lib/libkern/libkern.h> 69 70 #include <sys/param.h> 71 #include <sys/exec.h> 72 #include <sys/exec_ecoff.h> 73 74 #include "../common/cfe_api.h" 75 76 #include "../common/common.h" 77 78 int main(long fwhandle,long evector,long fwentry,long fwseal); 79 80 int 81 main(long fwhandle,long evector,long fwentry,long fwseal) 82 { 83 struct stat sb; 84 const char *reason; 85 int fd; 86 87 /* Init prom callback vector. */ 88 cfe_init(fwhandle,fwentry); 89 init_console(); 90 91 putstr("\nNetBSD/sbmips " NETBSD_VERS " " BOOTXX_FS_NAME " Primary Bootstrap\n"); 92 93 if (!booted_dev_open()) { 94 reason = "Can't open boot device."; 95 goto fail; 96 } 97 98 fd = open("boot", 0); 99 if (fd == -1 || (fstat(fd, &sb) == -1)) { 100 reason = "Can't open /boot."; 101 goto failclose; 102 } 103 104 if (sb.st_size > SECONDARY_MAX_LOAD) { 105 reason = "/boot too large."; 106 goto failclose; 107 } 108 109 if (read(fd, (void*)SECONDARY_LOAD_ADDRESS, sb.st_size) != sb.st_size) { 110 reason = "/boot load failed."; 111 goto failclose; 112 } 113 114 cfe_flushcache(0); 115 116 putstr("Jumping to entry point...\n"); 117 (*((void(*)(long,long,long))SECONDARY_LOAD_ADDRESS))(fwhandle,booted_dev_fd,fwentry); 118 119 reason = "Secondary boot returned!"; 120 failclose: 121 booted_dev_close(); 122 fail: 123 putstr(reason); 124 putstr("\n\nPRIMARY BOOTSTRAP FAILED!\n"); 125 126 return 1; 127 } 128