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pbsdboot.c revision 1.2 
      1  1.2  takemura /*	$NetBSD: pbsdboot.c,v 1.2 2000/01/16 03:07:32 takemura 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  1.2  takemura 	if (CheckCancel(0) || (fd = open((char*)wkernel_name, O_RDONLY)) < 0) {
     52  1.2  takemura 		msg_printf(MSG_ERROR, whoami, TEXT("open failed.\n"));
     53  1.2  takemura 		goto cancel;
     54  1.2  takemura 	}
     55  1.2  takemura 
     56  1.2  takemura 	if (CheckCancel(0) || getinfo(fd, &start, &end) < 0) {
     57  1.2  takemura 		goto cancel;
     58  1.2  takemura 	}
     59  1.2  takemura 
     60  1.2  takemura 	if (CheckCancel(0) || vmem_init(start, end) < 0) {
     61  1.2  takemura 		goto cancel;
     62  1.2  takemura 	}
     63  1.2  takemura 	//vmem_dump_map();
     64  1.2  takemura 
     65  1.2  takemura 	if ((argbuf = vmem_alloc()) == NULL ||
     66  1.2  takemura 		(bibuf = (struct bootinfo*)vmem_alloc()) == NULL) {
     67  1.2  takemura 		msg_printf(MSG_ERROR, whoami, TEXT("can't allocate argument page\n"));
     68  1.2  takemura 		goto cancel;
     69  1.2  takemura 	}
     70  1.2  takemura 
     71  1.2  takemura 	memcpy(bibuf, bi, sizeof(struct bootinfo));
     72  1.2  takemura 	for (p = &argbuf[sizeof(char*) * argc], i = 0; i < argc; i++) {
     73  1.2  takemura 		int arglen = strlen(argv[i]) + 1;
     74  1.2  takemura 		((char**)argbuf)[i] = p;
     75  1.2  takemura 		memcpy(p, argv[i], arglen);
     76  1.2  takemura 		p += arglen;
     77  1.2  takemura 	}
     78  1.2  takemura 
     79  1.2  takemura 	if (CheckCancel(0) || loadfile(fd, &start) < 0) {
     80  1.2  takemura 		goto cancel;
     81  1.2  takemura 	}
     82  1.2  takemura 
     83  1.2  takemura 	if (CheckCancel(-1)) {
     84  1.2  takemura 		goto cancel;
     85  1.2  takemura 	}
     86  1.2  takemura 
     87  1.2  takemura 	vmem_exec(start, argc, (char**)argbuf, bibuf);
     88  1.2  takemura 
     89  1.2  takemura cancel:
     90  1.2  takemura 	if (0 <= fd) {
     91  1.2  takemura 		close(fd);
     92  1.2  takemura 	}
     93  1.2  takemura 	vmem_free();
     94  1.2  takemura 
     95  1.2  takemura 	return (-1);
     96  1.2  takemura }
     97