1/* $NetBSD: pbsdboot.c,v 1.5 2007/03/04 05:59:53 christos Exp $ */ 2 3/*- 4 * Copyright (c) 1999 Shin Takemura. 5 * All rights reserved. 6 * 7 * This software is part of the PocketBSD. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by the PocketBSD project 20 * and its contributors. 21 * 4. Neither the name of the project nor the names of its contributors 22 * may be used to endorse or promote products derived from this software 23 * without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 * 37 */ 38#include <pbsdboot.h> 39 40#define O_RDONLY 0x0000 /* open for reading only */ 41 42int 43pbsdboot(TCHAR *wkernel_name, int argc, char *argv[], struct bootinfo* bi) 44{ 45 int i; 46 void *start, end; 47 void *argbuf, *p; 48 struct bootinfo *bibuf; 49 int fd = -1; 50 51 stat_printf(TEXT("open %s..."), wkernel_name); 52 if (CheckCancel(0) || (fd = open((char*)wkernel_name, O_RDONLY)) < 0) { 53 msg_printf(MSG_ERROR, whoami, TEXT("open failed.\n")); 54 stat_printf(TEXT("open %s...failed"), wkernel_name); 55 goto cancel; 56 } 57 58 stat_printf(TEXT("read information from %s..."), wkernel_name); 59 if (CheckCancel(0) || getinfo(fd, &start, &end) < 0) { 60 stat_printf(TEXT("read information failed"), wkernel_name); 61 goto cancel; 62 } 63 64 stat_printf(TEXT("create memory map...")); 65 if (CheckCancel(0) || vmem_init(start, end) < 0) { 66 stat_printf(TEXT("create memory map...failed")); 67 goto cancel; 68 } 69 //vmem_dump_map(); 70 71 stat_printf(TEXT("prepare boot information...")); 72 if ((argbuf = vmem_alloc()) == NULL || 73 (bibuf = (struct bootinfo*)vmem_alloc()) == NULL) { 74 msg_printf(MSG_ERROR, whoami, TEXT("can't allocate argument page\n")); 75 stat_printf(TEXT("prepare boot information...failed")); 76 goto cancel; 77 } 78 79 memcpy(bibuf, bi, sizeof(struct bootinfo)); 80 for (p = &argbuf[sizeof(char*) * argc], i = 0; i < argc; i++) { 81 int arglen = strlen(argv[i]) + 1; 82 ((char**)argbuf)[i] = p; 83 memcpy(p, argv[i], arglen); 84 p += arglen; 85 } 86 87 stat_printf(TEXT("loading...")); 88 if (CheckCancel(0) || loadfile(fd, &start) < 0) { 89 stat_printf(TEXT("loading...failed")); 90 goto cancel; 91 } 92 93 /* last chance to cancel */ 94 if (CheckCancel(-1)) { 95 goto cancel; 96 } 97 98 stat_printf(TEXT("execute kernel...")); 99 vmem_exec(start, argc, (char**)argbuf, bibuf); 100 stat_printf(TEXT("execute kernel...failed")); 101 102cancel: 103 if (0 <= fd) { 104 close(fd); 105 } 106 vmem_free(); 107 108 return (-1); 109} 110