1/* $NetBSD: cdboot.c,v 1.3 2009/11/03 05:07:26 snj 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. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * @(#)boot.c 8.1 (Berkeley) 6/10/93 32 */ 33 34/* 35 * Copyright (c) 1998-2004 Michael Shalayeff 36 * All rights reserved. 37 * 38 * Redistribution and use in source and binary forms, with or without 39 * modification, are permitted provided that the following conditions 40 * are met: 41 * 1. Redistributions of source code must retain the above copyright 42 * notice, this list of conditions and the following disclaimer. 43 * 2. Redistributions in binary form must reproduce the above copyright 44 * notice, this list of conditions and the following disclaimer in the 45 * documentation and/or other materials provided with the distribution. 46 * 47 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 48 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 49 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 50 * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT, 51 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 52 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 53 * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 54 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 55 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 56 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 57 * THE POSSIBILITY OF SUCH DAMAGE. 58 * 59 */ 60 61#include <sys/param.h> 62#include <sys/reboot.h> 63#include <sys/boot_flag.h> 64 65#include <arch/hppa/stand/common/libsa.h> 66#include <lib/libsa/loadfile.h> 67 68#include <machine/pdc.h> 69#include <machine/vmparam.h> 70 71#include <arch/hppa/stand/common/dev_hppa.h> 72 73/* 74 * Boot program... bits in `howto' determine whether boot stops to 75 * ask for system name. Boot device is derived from ROM provided 76 * information. 77 */ 78 79void boot(dev_t boot_dev); 80 81typedef void (*startfuncp)(int, int, int, int, int, int, void *) 82 __attribute__ ((noreturn)); 83 84void 85boot(dev_t boot_dev) 86{ 87 u_long marks[MARK_MAX]; 88 u_long loadaddr = 0; 89 char path[128]; 90 int fd; 91 92 machdep(); 93#ifdef DEBUGBUG 94 debug = 1; 95#endif 96 devboot(boot_dev, path); 97 98 strncpy(path + strlen(path), ":/netbsd", 9); 99 printf(">> %s, Revision %s\n", bootprog_name, bootprog_rev); 100 printf(">> Booting %s: ", path); 101 102#define round_to_size(x) \ 103 (((x) + sizeof(u_long) - 1) & ~(sizeof(u_long) - 1)) 104 105#define BOOTARG_APIVER 2 106 107 marks[MARK_START] = loadaddr; 108 if ((fd = loadfile(path, marks, LOAD_KERNEL)) == -1) 109 return; 110 111 marks[MARK_END] = round_to_size(marks[MARK_END] - loadaddr); 112 printf("Start @ 0x%lx [%ld=0x%lx-0x%lx]...\n", 113 marks[MARK_ENTRY], marks[MARK_NSYM], 114 marks[MARK_SYM], marks[MARK_END]); 115 116#ifdef EXEC_DEBUG 117 if (debug) { 118 printf("ep=0x%x [", marks[MARK_ENTRY]); 119 for (i = 0; i < 10240; i++) { 120 if (!(i % 8)) { 121 printf("\b\n%p:", &((u_int *)marks[MARK_ENTRY])[i]); 122 if (getchar() != ' ') 123 break; 124 } 125 printf("%x,", ((int *)marks[MARK_ENTRY])[i]); 126 } 127 printf("\b\b ]\n"); 128 } 129#endif 130 131 fcacheall(); 132 133 __asm("mtctl %r0, %cr17"); 134 __asm("mtctl %r0, %cr17"); 135 /* stack and the gung is ok at this point, so, no need for asm setup */ 136 (*(startfuncp)(marks[MARK_ENTRY])) ((int)pdc, 0, boot_dev, marks[MARK_END], 137 BOOTARG_APIVER, 0, NULL); 138 /* not reached */ 139} 140