2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (C) 2012-2013 Intel Corporation
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8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
32 #include <sys/param.h>
44 #include "nvmecontrol.h"
47 /* Tables for command line parsing */
49 #define NVME_MAX_UNIT 256
51 static cmd_fn_t devlist;
53 static struct cmd devlist_cmd = {
56 .descr = "List NVMe controllers and namespaces"
59 CMD_COMMAND(devlist_cmd);
61 /* End of tables for command line parsing */
63 static inline uint32_t
64 ns_get_sector_size(struct nvme_namespace_data *nsdata)
66 uint8_t flbas_fmt, lbads;
68 flbas_fmt = (nsdata->flbas >> NVME_NS_DATA_FLBAS_FORMAT_SHIFT) &
69 NVME_NS_DATA_FLBAS_FORMAT_MASK;
70 lbads = (nsdata->lbaf[flbas_fmt] >> NVME_NS_DATA_LBAF_LBADS_SHIFT) &
71 NVME_NS_DATA_LBAF_LBADS_MASK;
77 devlist(const struct cmd *f, int argc, char *argv[])
79 struct nvme_controller_data cdata;
80 struct nvme_namespace_data nsdata;
84 int ctrlr, fd, found, ret;
86 if (arg_parse(argc, argv, f))
92 while (ctrlr < NVME_MAX_UNIT) {
94 sprintf(name, "%s%d", NVME_CTRLR_PREFIX, ctrlr);
96 ret = open_dev(name, &fd, 0, 0);
99 warnx("could not open "_PATH_DEV"%s\n", name);
105 read_controller_data(fd, &cdata);
106 nvme_strvis(mn, cdata.mn, sizeof(mn), NVME_MODEL_NUMBER_LENGTH);
107 printf("%6s: %s\n", name, mn);
109 for (i = 0; i < cdata.nn; i++) {
110 read_namespace_data(fd, i + 1, &nsdata);
111 if (nsdata.nsze == 0)
113 sprintf(name, "%s%d%s%d", NVME_CTRLR_PREFIX, ctrlr,
114 NVME_NS_PREFIX, i + 1);
115 printf(" %10s (%lldMB)\n",
118 (long long)ns_get_sector_size(&nsdata) /
126 printf("No NVMe controllers found.\n");