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pbsdboot.c revision 1.4.80.1
      1  1.4.80.1     rmind /*	$NetBSD: pbsdboot.c,v 1.4.80.1 2007/03/12 05:48:14 rmind Exp $	*/
      2       1.2  takemura 
      3       1.2  takemura /*-
      4       1.2  takemura  * Copyright (c) 1999 Shin Takemura.
      5       1.2  takemura  * All rights reserved.
      6       1.2  takemura  *
      7       1.2  takemura  * This software is part of the PocketBSD.
      8       1.2  takemura  *
      9       1.2  takemura  * Redistribution and use in source and binary forms, with or without
     10       1.2  takemura  * modification, are permitted provided that the following conditions
     11       1.2  takemura  * are met:
     12       1.2  takemura  * 1. Redistributions of source code must retain the above copyright
     13       1.2  takemura  *    notice, this list of conditions and the following disclaimer.
     14       1.2  takemura  * 2. Redistributions in binary form must reproduce the above copyright
     15       1.2  takemura  *    notice, this list of conditions and the following disclaimer in the
     16       1.2  takemura  *    documentation and/or other materials provided with the distribution.
     17       1.2  takemura  * 3. All advertising materials mentioning features or use of this software
     18       1.2  takemura  *    must display the following acknowledgement:
     19       1.2  takemura  *	This product includes software developed by the PocketBSD project
     20       1.2  takemura  *	and its contributors.
     21       1.2  takemura  * 4. Neither the name of the project nor the names of its contributors
     22       1.2  takemura  *    may be used to endorse or promote products derived from this software
     23       1.2  takemura  *    without specific prior written permission.
     24       1.2  takemura  *
     25       1.2  takemura  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     26       1.2  takemura  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     27       1.2  takemura  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     28       1.2  takemura  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     29       1.2  takemura  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     30       1.2  takemura  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     31       1.2  takemura  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     32       1.2  takemura  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     33       1.2  takemura  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     34       1.2  takemura  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     35       1.2  takemura  * SUCH DAMAGE.
     36       1.2  takemura  *
     37       1.2  takemura  */
     38       1.2  takemura #include <pbsdboot.h>
     39       1.2  takemura 
     40       1.2  takemura #define O_RDONLY        0x0000          /* open for reading only */
     41       1.2  takemura 
     42       1.2  takemura int
     43       1.2  takemura pbsdboot(TCHAR *wkernel_name, int argc, char *argv[], struct bootinfo* bi)
     44       1.2  takemura {
     45       1.2  takemura 	int i;
     46  1.4.80.1     rmind 	void *start, end;
     47  1.4.80.1     rmind 	void *argbuf, *p;
     48       1.2  takemura 	struct bootinfo *bibuf;
     49       1.2  takemura 	int fd = -1;
     50       1.2  takemura 
     51       1.4  takemura 	stat_printf(TEXT("open %s..."), wkernel_name);
     52       1.2  takemura 	if (CheckCancel(0) || (fd = open((char*)wkernel_name, O_RDONLY)) < 0) {
     53       1.2  takemura 		msg_printf(MSG_ERROR, whoami, TEXT("open failed.\n"));
     54       1.4  takemura 		stat_printf(TEXT("open %s...failed"), wkernel_name);
     55       1.2  takemura 		goto cancel;
     56       1.2  takemura 	}
     57       1.2  takemura 
     58       1.4  takemura 	stat_printf(TEXT("read information from %s..."), wkernel_name);
     59       1.2  takemura 	if (CheckCancel(0) || getinfo(fd, &start, &end) < 0) {
     60       1.4  takemura 		stat_printf(TEXT("read information failed"), wkernel_name);
     61       1.2  takemura 		goto cancel;
     62       1.2  takemura 	}
     63       1.2  takemura 
     64       1.4  takemura 	stat_printf(TEXT("create memory map..."));
     65       1.2  takemura 	if (CheckCancel(0) || vmem_init(start, end) < 0) {
     66       1.4  takemura 		stat_printf(TEXT("create memory map...failed"));
     67       1.2  takemura 		goto cancel;
     68       1.2  takemura 	}
     69       1.2  takemura 	//vmem_dump_map();
     70       1.2  takemura 
     71       1.4  takemura 	stat_printf(TEXT("prepare boot information..."));
     72       1.2  takemura 	if ((argbuf = vmem_alloc()) == NULL ||
     73       1.2  takemura 		(bibuf = (struct bootinfo*)vmem_alloc()) == NULL) {
     74       1.2  takemura 		msg_printf(MSG_ERROR, whoami, TEXT("can't allocate argument page\n"));
     75       1.4  takemura 		stat_printf(TEXT("prepare boot information...failed"));
     76       1.2  takemura 		goto cancel;
     77       1.2  takemura 	}
     78       1.2  takemura 
     79       1.2  takemura 	memcpy(bibuf, bi, sizeof(struct bootinfo));
     80       1.2  takemura 	for (p = &argbuf[sizeof(char*) * argc], i = 0; i < argc; i++) {
     81       1.2  takemura 		int arglen = strlen(argv[i]) + 1;
     82       1.2  takemura 		((char**)argbuf)[i] = p;
     83       1.2  takemura 		memcpy(p, argv[i], arglen);
     84       1.2  takemura 		p += arglen;
     85       1.2  takemura 	}
     86       1.2  takemura 
     87       1.4  takemura 	stat_printf(TEXT("loading..."));
     88       1.2  takemura 	if (CheckCancel(0) || loadfile(fd, &start) < 0) {
     89       1.4  takemura 		stat_printf(TEXT("loading...failed"));
     90       1.2  takemura 		goto cancel;
     91       1.2  takemura 	}
     92       1.2  takemura 
     93       1.3  takemura 	/* last chance to cancel */
     94       1.2  takemura 	if (CheckCancel(-1)) {
     95       1.2  takemura 		goto cancel;
     96       1.2  takemura 	}
     97       1.2  takemura 
     98       1.4  takemura 	stat_printf(TEXT("execute kernel..."));
     99       1.2  takemura 	vmem_exec(start, argc, (char**)argbuf, bibuf);
    100       1.4  takemura 	stat_printf(TEXT("execute kernel...failed"));
    101       1.2  takemura 
    102       1.2  takemura cancel:
    103       1.2  takemura 	if (0 <= fd) {
    104       1.2  takemura 		close(fd);
    105       1.2  takemura 	}
    106       1.2  takemura 	vmem_free();
    107       1.2  takemura 
    108       1.2  takemura 	return (-1);
    109       1.2  takemura }
    110