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));
69 printf("Controller ID: 0x%02x\n", cdata->ctrlr_id);
72 printf("Admin Command Set Attributes\n");
73 printf("============================\n");
74 printf("Security Send/Receive: %s\n",
75 cdata->oacs.security ? "Supported" : "Not Supported");
76 printf("Format NVM: %s\n",
77 cdata->oacs.format ? "Supported" : "Not Supported");
78 printf("Firmware Activate/Download: %s\n",
79 cdata->oacs.firmware ? "Supported" : "Not Supported");
80 printf("Namespace Managment: %s\n",
81 cdata->oacs.nsmgmt ? "Supported" : "Not Supported");
82 printf("Abort Command Limit: %d\n", cdata->acl+1);
83 printf("Async Event Request Limit: %d\n", cdata->aerl+1);
84 printf("Number of Firmware Slots: ");
85 if (cdata->oacs.firmware != 0)
86 printf("%d\n", cdata->frmw.num_slots);
89 printf("Firmware Slot 1 Read-Only: ");
90 if (cdata->oacs.firmware != 0)
91 printf("%s\n", cdata->frmw.slot1_ro ? "Yes" : "No");
94 printf("Per-Namespace SMART Log: %s\n",
95 cdata->lpa.ns_smart ? "Yes" : "No");
96 printf("Error Log Page Entries: %d\n", cdata->elpe+1);
97 printf("Number of Power States: %d\n", cdata->npss+1);
100 printf("NVM Command Set Attributes\n");
101 printf("==========================\n");
102 printf("Submission Queue Entry Size\n");
103 printf(" Max: %d\n", 1 << cdata->sqes.max);
104 printf(" Min: %d\n", 1 << cdata->sqes.min);
105 printf("Completion Queue Entry Size\n");
106 printf(" Max: %d\n", 1 << cdata->cqes.max);
107 printf(" Min: %d\n", 1 << cdata->cqes.min);
108 printf("Number of Namespaces: %d\n", cdata->nn);
109 printf("Compare Command: %s\n",
110 cdata->oncs.compare ? "Supported" : "Not Supported");
111 printf("Write Uncorrectable Command: %s\n",
112 cdata->oncs.write_unc ? "Supported" : "Not Supported");
113 printf("Dataset Management Command: %s\n",
114 cdata->oncs.dsm ? "Supported" : "Not Supported");
115 printf("Volatile Write Cache: %s\n",
116 cdata->vwc.present ? "Present" : "Not Present");
118 if (cdata->oacs.nsmgmt) {
120 printf("Namespace Drive Attributes\n");
121 printf("==========================\n");
122 printf("NVM total cap: %s\n",
123 uint128_to_str(to128(cdata->untncap.tnvmcap), cbuf, sizeof(cbuf)));
124 printf("NVM unallocated cap: %s\n",
125 uint128_to_str(to128(cdata->untncap.unvmcap), cbuf, sizeof(cbuf)));
130 print_namespace(struct nvme_namespace_data *nsdata)
134 printf("Size (in LBAs): %lld (%lldM)\n",
135 (long long)nsdata->nsze,
136 (long long)nsdata->nsze / 1024 / 1024);
137 printf("Capacity (in LBAs): %lld (%lldM)\n",
138 (long long)nsdata->ncap,
139 (long long)nsdata->ncap / 1024 / 1024);
140 printf("Utilization (in LBAs): %lld (%lldM)\n",
141 (long long)nsdata->nuse,
142 (long long)nsdata->nuse / 1024 / 1024);
143 printf("Thin Provisioning: %s\n",
144 nsdata->nsfeat.thin_prov ? "Supported" : "Not Supported");
145 printf("Number of LBA Formats: %d\n", nsdata->nlbaf+1);
146 printf("Current LBA Format: LBA Format #%02d\n",
147 nsdata->flbas.format);
148 for (i = 0; i <= nsdata->nlbaf; i++)
149 printf("LBA Format #%02d: Data Size: %5d Metadata Size: %5d\n",
150 i, 1 << nsdata->lbaf[i].lbads, nsdata->lbaf[i].ms);
156 fprintf(stderr, "usage:\n");
157 fprintf(stderr, IDENTIFY_USAGE);
162 identify_ctrlr(int argc, char *argv[])
164 struct nvme_controller_data cdata;
165 int ch, fd, hexflag = 0, hexlength;
168 while ((ch = getopt(argc, argv, "vx")) != -1) {
181 /* Check that a controller was specified. */
185 open_dev(argv[optind], &fd, 1, 1);
186 read_controller_data(fd, &cdata);
190 if (verboseflag == 1)
191 hexlength = sizeof(struct nvme_controller_data);
193 hexlength = offsetof(struct nvme_controller_data,
195 print_hex(&cdata, hexlength);
199 if (verboseflag == 1) {
200 fprintf(stderr, "-v not currently supported without -x\n");
204 print_controller(&cdata);
209 identify_ns(int argc, char *argv[])
211 struct nvme_namespace_data nsdata;
213 int ch, fd, hexflag = 0, hexlength, nsid;
216 while ((ch = getopt(argc, argv, "vx")) != -1) {
229 /* Check that a namespace was specified. */
234 * Check if the specified device node exists before continuing.
235 * This is a cleaner check for cases where the correct controller
236 * is specified, but an invalid namespace on that controller.
238 open_dev(argv[optind], &fd, 1, 1);
242 * We send IDENTIFY commands to the controller, not the namespace,
243 * since it is an admin cmd. The namespace ID will be specified in
244 * the IDENTIFY command itself. So parse the namespace's device node
245 * string to get the controller substring and namespace ID.
247 parse_ns_str(argv[optind], path, &nsid);
248 open_dev(path, &fd, 1, 1);
249 read_namespace_data(fd, nsid, &nsdata);
253 if (verboseflag == 1)
254 hexlength = sizeof(struct nvme_namespace_data);
256 hexlength = offsetof(struct nvme_namespace_data,
258 print_hex(&nsdata, hexlength);
262 if (verboseflag == 1) {
263 fprintf(stderr, "-v not currently supported without -x\n");
267 print_namespace(&nsdata);
272 identify(int argc, char *argv[])
279 while (getopt(argc, argv, "vx") != -1) ;
281 /* Check that a controller or namespace was specified. */
285 target = argv[optind];
291 * If device node contains "ns", we consider it a namespace,
292 * otherwise, consider it a controller.
294 if (strstr(target, NVME_NS_PREFIX) == NULL)
295 identify_ctrlr(argc, argv);
297 identify_ns(argc, argv);