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reset.c revision 1.2 
      1 /*	$NetBSD: reset.c,v 1.2 2018/03/17 11:07:26 jdolecek Exp $	*/
      2 
      3 /*-
      4  * Copyright (C) 2012-2013 Intel Corporation
      5  * 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  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #include <sys/cdefs.h>
     30 #ifndef lint
     31 __RCSID("$NetBSD: reset.c,v 1.2 2018/03/17 11:07:26 jdolecek Exp $");
     32 #if 0
     33 __FBSDID("$FreeBSD: head/sbin/nvmecontrol/reset.c 253109 2013-07-09 21:14:15Z jimharris $");
     34 #endif
     35 #endif
     36 
     37 #include <sys/param.h>
     38 #include <sys/ioccom.h>
     39 
     40 #include <err.h>
     41 #include <fcntl.h>
     42 #include <stdio.h>
     43 #include <stdlib.h>
     44 #include <string.h>
     45 #include <unistd.h>
     46 
     47 #include "nvmectl.h"
     48 
     49 #ifdef RESET_USAGE
     50 static void
     51 reset_usage(void)
     52 {
     53 	fprintf(stderr, "usage:\n");
     54 	fprintf(stderr, "\t%s " RESET_USAGE, getprogname());
     55 	exit(1);
     56 }
     57 
     58 void
     59 reset(int argc, char *argv[])
     60 {
     61 	int	ch, fd;
     62 
     63 	while ((ch = getopt(argc, argv, "")) != -1) {
     64 		switch (ch) {
     65 		default:
     66 			reset_usage();
     67 		}
     68 	}
     69 
     70 	/* Check that a controller was specified. */
     71 	if (optind >= argc)
     72 		reset_usage();
     73 
     74 	open_dev(argv[optind], &fd, 1, 1);
     75 	if (ioctl(fd, NVME_RESET_CONTROLLER) < 0)
     76 		err(1, "reset request to %s failed", argv[optind]);
     77 
     78 	exit(0);
     79 }
     80 #endif
     81