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"
44 print_controller(struct nvme_controller_data *cdata)
47 char cbuf[UINT128_DIG + 1];
49 printf("Controller Capabilities/Features\n");
50 printf("================================\n");
51 printf("Vendor ID: %04x\n", cdata->vid);
52 printf("Subsystem Vendor ID: %04x\n", cdata->ssvid);
53 nvme_strvis(str, cdata->sn, sizeof(str), NVME_SERIAL_NUMBER_LENGTH);
54 printf("Serial Number: %s\n", str);
55 nvme_strvis(str, cdata->mn, sizeof(str), NVME_MODEL_NUMBER_LENGTH);
56 printf("Model Number: %s\n", str);
57 nvme_strvis(str, cdata->fr, sizeof(str), NVME_FIRMWARE_REVISION_LENGTH);
58 printf("Firmware Version: %s\n", str);
59 printf("Recommended Arb Burst: %d\n", cdata->rab);
60 printf("IEEE OUI Identifier: %02x %02x %02x\n",
61 cdata->ieee[0], cdata->ieee[1], cdata->ieee[2]);
62 printf("Multi-Interface Cap: %02x\n", cdata->mic);
63 /* TODO: Use CAP.MPSMIN to determine true memory page size. */
64 printf("Max Data Transfer Size: ");
66 printf("Unlimited\n");
68 printf("%d\n", PAGE_SIZE * (1 << cdata->mdts));
71 printf("Admin Command Set Attributes\n");
72 printf("============================\n");
73 printf("Security Send/Receive: %s\n",
74 cdata->oacs.security ? "Supported" : "Not Supported");
75 printf("Format NVM: %s\n",
76 cdata->oacs.format ? "Supported" : "Not Supported");
77 printf("Firmware Activate/Download: %s\n",
78 cdata->oacs.firmware ? "Supported" : "Not Supported");
79 printf("Namespace Managment: %s\n",
80 cdata->oacs.nsmgmt ? "Supported" : "Not Supported");
81 printf("Abort Command Limit: %d\n", cdata->acl+1);
82 printf("Async Event Request Limit: %d\n", cdata->aerl+1);
83 printf("Number of Firmware Slots: ");
84 if (cdata->oacs.firmware != 0)
85 printf("%d\n", cdata->frmw.num_slots);
88 printf("Firmware Slot 1 Read-Only: ");
89 if (cdata->oacs.firmware != 0)
90 printf("%s\n", cdata->frmw.slot1_ro ? "Yes" : "No");
93 printf("Per-Namespace SMART Log: %s\n",
94 cdata->lpa.ns_smart ? "Yes" : "No");
95 printf("Error Log Page Entries: %d\n", cdata->elpe+1);
96 printf("Number of Power States: %d\n", cdata->npss+1);
99 printf("NVM Command Set Attributes\n");
100 printf("==========================\n");
101 printf("Submission Queue Entry Size\n");
102 printf(" Max: %d\n", 1 << cdata->sqes.max);
103 printf(" Min: %d\n", 1 << cdata->sqes.min);
104 printf("Completion Queue Entry Size\n");
105 printf(" Max: %d\n", 1 << cdata->cqes.max);
106 printf(" Min: %d\n", 1 << cdata->cqes.min);
107 printf("Number of Namespaces: %d\n", cdata->nn);
108 printf("Compare Command: %s\n",
109 cdata->oncs.compare ? "Supported" : "Not Supported");
110 printf("Write Uncorrectable Command: %s\n",
111 cdata->oncs.write_unc ? "Supported" : "Not Supported");
112 printf("Dataset Management Command: %s\n",
113 cdata->oncs.dsm ? "Supported" : "Not Supported");
114 printf("Volatile Write Cache: %s\n",
115 cdata->vwc.present ? "Present" : "Not Present");
117 if (cdata->oacs.nsmgmt) {
119 printf("Namespace Drive Attributes\n");
120 printf("==========================\n");
121 printf("NVM total cap: %s\n",
122 uint128_to_str(to128(cdata->untncap.tnvmcap), cbuf, sizeof(cbuf)));
123 printf("NVM unallocated cap: %s\n",
124 uint128_to_str(to128(cdata->untncap.unvmcap), cbuf, sizeof(cbuf)));
129 print_namespace(struct nvme_namespace_data *nsdata)
133 printf("Size (in LBAs): %lld (%lldM)\n",
134 (long long)nsdata->nsze,
135 (long long)nsdata->nsze / 1024 / 1024);
136 printf("Capacity (in LBAs): %lld (%lldM)\n",
137 (long long)nsdata->ncap,
138 (long long)nsdata->ncap / 1024 / 1024);
139 printf("Utilization (in LBAs): %lld (%lldM)\n",
140 (long long)nsdata->nuse,
141 (long long)nsdata->nuse / 1024 / 1024);
142 printf("Thin Provisioning: %s\n",
143 nsdata->nsfeat.thin_prov ? "Supported" : "Not Supported");
144 printf("Number of LBA Formats: %d\n", nsdata->nlbaf+1);
145 printf("Current LBA Format: LBA Format #%02d\n",
146 nsdata->flbas.format);
147 for (i = 0; i <= nsdata->nlbaf; i++)
148 printf("LBA Format #%02d: Data Size: %5d Metadata Size: %5d\n",
149 i, 1 << nsdata->lbaf[i].lbads, nsdata->lbaf[i].ms);
155 fprintf(stderr, "usage:\n");
156 fprintf(stderr, IDENTIFY_USAGE);
161 identify_ctrlr(int argc, char *argv[])
163 struct nvme_controller_data cdata;
164 int ch, fd, hexflag = 0, hexlength;
167 while ((ch = getopt(argc, argv, "vx")) != -1) {
180 /* Check that a controller was specified. */
184 open_dev(argv[optind], &fd, 1, 1);
185 read_controller_data(fd, &cdata);
189 if (verboseflag == 1)
190 hexlength = sizeof(struct nvme_controller_data);
192 hexlength = offsetof(struct nvme_controller_data,
194 print_hex(&cdata, hexlength);
198 if (verboseflag == 1) {
199 fprintf(stderr, "-v not currently supported without -x\n");
203 print_controller(&cdata);
208 identify_ns(int argc, char *argv[])
210 struct nvme_namespace_data nsdata;
212 int ch, fd, hexflag = 0, hexlength, nsid;
215 while ((ch = getopt(argc, argv, "vx")) != -1) {
228 /* Check that a namespace was specified. */
233 * Check if the specified device node exists before continuing.
234 * This is a cleaner check for cases where the correct controller
235 * is specified, but an invalid namespace on that controller.
237 open_dev(argv[optind], &fd, 1, 1);
241 * We send IDENTIFY commands to the controller, not the namespace,
242 * since it is an admin cmd. The namespace ID will be specified in
243 * the IDENTIFY command itself. So parse the namespace's device node
244 * string to get the controller substring and namespace ID.
246 parse_ns_str(argv[optind], path, &nsid);
247 open_dev(path, &fd, 1, 1);
248 read_namespace_data(fd, nsid, &nsdata);
252 if (verboseflag == 1)
253 hexlength = sizeof(struct nvme_namespace_data);
255 hexlength = offsetof(struct nvme_namespace_data,
257 print_hex(&nsdata, hexlength);
261 if (verboseflag == 1) {
262 fprintf(stderr, "-v not currently supported without -x\n");
266 print_namespace(&nsdata);
271 identify(int argc, char *argv[])
278 while (getopt(argc, argv, "vx") != -1) ;
280 /* Check that a controller or namespace was specified. */
284 target = argv[optind];
290 * If device node contains "ns", we consider it a namespace,
291 * otherwise, consider it a controller.
293 if (strstr(target, NVME_NS_PREFIX) == NULL)
294 identify_ctrlr(argc, argv);
296 identify_ns(argc, argv);