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pbsdboot.c revision 1.3.2.1
      1  1.3.2.1   minoura /*	$NetBSD: pbsdboot.c,v 1.3.2.1 2000/06/22 17:00:08 minoura 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      1.2  takemura 	caddr_t start, end;
     47      1.2  takemura 	caddr_t argbuf, p;
     48      1.2  takemura 	struct bootinfo *bibuf;
     49      1.2  takemura 	int fd = -1;
     50      1.2  takemura 
     51  1.3.2.1   minoura 	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  1.3.2.1   minoura 		stat_printf(TEXT("open %s...failed"), wkernel_name);
     55      1.2  takemura 		goto cancel;
     56      1.2  takemura 	}
     57      1.2  takemura 
     58  1.3.2.1   minoura 	stat_printf(TEXT("read information from %s..."), wkernel_name);
     59      1.2  takemura 	if (CheckCancel(0) || getinfo(fd, &start, &end) < 0) {
     60  1.3.2.1   minoura 		stat_printf(TEXT("read information failed"), wkernel_name);
     61      1.2  takemura 		goto cancel;
     62      1.2  takemura 	}
     63      1.2  takemura 
     64  1.3.2.1   minoura 	stat_printf(TEXT("create memory map..."));
     65      1.2  takemura 	if (CheckCancel(0) || vmem_init(start, end) < 0) {
     66  1.3.2.1   minoura 		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  1.3.2.1   minoura 	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  1.3.2.1   minoura 		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  1.3.2.1   minoura 	stat_printf(TEXT("loading..."));
     88      1.2  takemura 	if (CheckCancel(0) || loadfile(fd, &start) < 0) {
     89  1.3.2.1   minoura 		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  1.3.2.1   minoura 	stat_printf(TEXT("execute kernel..."));
     99      1.2  takemura 	vmem_exec(start, argc, (char**)argbuf, bibuf);
    100  1.3.2.1   minoura 	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