2 * Copyright (C) 2012-2013 Intel Corporation
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <sys/param.h>
41 #include "nvmecontrol.h"
46 fprintf(stderr, "usage:\n");
47 fprintf(stderr, DEVLIST_USAGE);
51 static inline uint32_t
52 ns_get_sector_size(struct nvme_namespace_data *nsdata)
55 return (1 << nsdata->lbaf[0].lbads);
59 devlist(int argc, char *argv[])
61 struct nvme_controller_data cdata;
62 struct nvme_namespace_data nsdata;
65 int ch, ctrlr, exit_code, fd, found;
69 while ((ch = getopt(argc, argv, "")) != -1) {
81 sprintf(name, "nvme%d", ctrlr);
83 exit_code = open_dev(name, &fd, 0, 0);
85 if (exit_code == EX_NOINPUT)
87 else if (exit_code == EX_NOPERM) {
88 printf("Could not open /dev/%s, errno = %d (%s)\n",
89 name, errno, strerror(errno));
94 read_controller_data(fd, &cdata);
95 printf("%6s: %s\n", name, cdata.mn);
97 for (i = 0; i < cdata.nn; i++) {
98 sprintf(name, "nvme%dns%d", ctrlr, i+1);
99 read_namespace_data(fd, i+1, &nsdata);
100 printf(" %10s (%lldGB)\n",
103 (long long)ns_get_sector_size(&nsdata) /
111 printf("No NVMe controllers found.\n");