xref: /freebsd/sbin/nvmecontrol/identify_ext.c (revision 4035e778f8f77f9d376c906d2850950df16da071)
1e505b7ecSWarner Losh /*-
2e505b7ecSWarner Losh  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3e505b7ecSWarner Losh  *
4e505b7ecSWarner Losh  * Copyright (C) 2012-2013 Intel Corporation
5e505b7ecSWarner Losh  * All rights reserved.
6a7bf63beSAlexander Motin  * Copyright (C) 2018-2019 Alexander Motin <mav@FreeBSD.org>
7e505b7ecSWarner Losh  *
8e505b7ecSWarner Losh  * Redistribution and use in source and binary forms, with or without
9e505b7ecSWarner Losh  * modification, are permitted provided that the following conditions
10e505b7ecSWarner Losh  * are met:
11e505b7ecSWarner Losh  * 1. Redistributions of source code must retain the above copyright
12e505b7ecSWarner Losh  *    notice, this list of conditions and the following disclaimer.
13e505b7ecSWarner Losh  * 2. Redistributions in binary form must reproduce the above copyright
14e505b7ecSWarner Losh  *    notice, this list of conditions and the following disclaimer in the
15e505b7ecSWarner Losh  *    documentation and/or other materials provided with the distribution.
16e505b7ecSWarner Losh  *
17e505b7ecSWarner Losh  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18e505b7ecSWarner Losh  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19e505b7ecSWarner Losh  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20e505b7ecSWarner Losh  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21e505b7ecSWarner Losh  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22e505b7ecSWarner Losh  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23e505b7ecSWarner Losh  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24e505b7ecSWarner Losh  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25e505b7ecSWarner Losh  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26e505b7ecSWarner Losh  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27e505b7ecSWarner Losh  * SUCH DAMAGE.
28e505b7ecSWarner Losh  */
29e505b7ecSWarner Losh 
30e505b7ecSWarner Losh #include <sys/cdefs.h>
31e505b7ecSWarner Losh __FBSDID("$FreeBSD$");
32e505b7ecSWarner Losh 
33e505b7ecSWarner Losh #include <sys/param.h>
34e505b7ecSWarner Losh 
35e505b7ecSWarner Losh #include <ctype.h>
36e505b7ecSWarner Losh #include <err.h>
37e505b7ecSWarner Losh #include <fcntl.h>
38e505b7ecSWarner Losh #include <stddef.h>
39e505b7ecSWarner Losh #include <stdio.h>
40e505b7ecSWarner Losh #include <stdlib.h>
41e505b7ecSWarner Losh #include <string.h>
42e505b7ecSWarner Losh #include <unistd.h>
43e505b7ecSWarner Losh 
44e505b7ecSWarner Losh #include "nvmecontrol.h"
45e505b7ecSWarner Losh #include "nvmecontrol_ext.h"
46e505b7ecSWarner Losh 
47e505b7ecSWarner Losh void
48e505b7ecSWarner Losh nvme_print_controller(struct nvme_controller_data *cdata)
49e505b7ecSWarner Losh {
50e505b7ecSWarner Losh 	uint8_t str[128];
51e505b7ecSWarner Losh 	char cbuf[UINT128_DIG + 1];
52e505b7ecSWarner Losh 	uint16_t oncs, oacs;
538de2d8c0SAlexander Motin 	uint8_t compare, write_unc, dsm, t;
54e505b7ecSWarner Losh 	uint8_t security, fmt, fw, nsmgmt;
55e505b7ecSWarner Losh 	uint8_t	fw_slot1_ro, fw_num_slots;
56e505b7ecSWarner Losh 	uint8_t ns_smart;
57e505b7ecSWarner Losh 	uint8_t sqes_max, sqes_min;
58e505b7ecSWarner Losh 	uint8_t cqes_max, cqes_min;
59e505b7ecSWarner Losh 
60e505b7ecSWarner Losh 	oncs = cdata->oncs;
61e505b7ecSWarner Losh 	compare = (oncs >> NVME_CTRLR_DATA_ONCS_COMPARE_SHIFT) &
62e505b7ecSWarner Losh 		NVME_CTRLR_DATA_ONCS_COMPARE_MASK;
63e505b7ecSWarner Losh 	write_unc = (oncs >> NVME_CTRLR_DATA_ONCS_WRITE_UNC_SHIFT) &
64e505b7ecSWarner Losh 		NVME_CTRLR_DATA_ONCS_WRITE_UNC_MASK;
65e505b7ecSWarner Losh 	dsm = (oncs >> NVME_CTRLR_DATA_ONCS_DSM_SHIFT) &
66e505b7ecSWarner Losh 		NVME_CTRLR_DATA_ONCS_DSM_MASK;
67e505b7ecSWarner Losh 
68e505b7ecSWarner Losh 	oacs = cdata->oacs;
69e505b7ecSWarner Losh 	security = (oacs >> NVME_CTRLR_DATA_OACS_SECURITY_SHIFT) &
70e505b7ecSWarner Losh 		NVME_CTRLR_DATA_OACS_SECURITY_MASK;
71e505b7ecSWarner Losh 	fmt = (oacs >> NVME_CTRLR_DATA_OACS_FORMAT_SHIFT) &
72e505b7ecSWarner Losh 		NVME_CTRLR_DATA_OACS_FORMAT_MASK;
73e505b7ecSWarner Losh 	fw = (oacs >> NVME_CTRLR_DATA_OACS_FIRMWARE_SHIFT) &
74e505b7ecSWarner Losh 		NVME_CTRLR_DATA_OACS_FIRMWARE_MASK;
75e505b7ecSWarner Losh 	nsmgmt = (oacs >> NVME_CTRLR_DATA_OACS_NSMGMT_SHIFT) &
76e505b7ecSWarner Losh 		NVME_CTRLR_DATA_OACS_NSMGMT_MASK;
77e505b7ecSWarner Losh 
78e505b7ecSWarner Losh 	fw_num_slots = (cdata->frmw >> NVME_CTRLR_DATA_FRMW_NUM_SLOTS_SHIFT) &
79e505b7ecSWarner Losh 		NVME_CTRLR_DATA_FRMW_NUM_SLOTS_MASK;
80e505b7ecSWarner Losh 	fw_slot1_ro = (cdata->frmw >> NVME_CTRLR_DATA_FRMW_SLOT1_RO_SHIFT) &
81e505b7ecSWarner Losh 		NVME_CTRLR_DATA_FRMW_SLOT1_RO_MASK;
82e505b7ecSWarner Losh 
83e505b7ecSWarner Losh 	ns_smart = (cdata->lpa >> NVME_CTRLR_DATA_LPA_NS_SMART_SHIFT) &
84e505b7ecSWarner Losh 		NVME_CTRLR_DATA_LPA_NS_SMART_MASK;
85e505b7ecSWarner Losh 
86e505b7ecSWarner Losh 	sqes_min = (cdata->sqes >> NVME_CTRLR_DATA_SQES_MIN_SHIFT) &
87e505b7ecSWarner Losh 		NVME_CTRLR_DATA_SQES_MIN_MASK;
88e505b7ecSWarner Losh 	sqes_max = (cdata->sqes >> NVME_CTRLR_DATA_SQES_MAX_SHIFT) &
89e505b7ecSWarner Losh 		NVME_CTRLR_DATA_SQES_MAX_MASK;
90e505b7ecSWarner Losh 
91e505b7ecSWarner Losh 	cqes_min = (cdata->cqes >> NVME_CTRLR_DATA_CQES_MIN_SHIFT) &
92e505b7ecSWarner Losh 		NVME_CTRLR_DATA_CQES_MIN_MASK;
93e505b7ecSWarner Losh 	cqes_max = (cdata->cqes >> NVME_CTRLR_DATA_CQES_MAX_SHIFT) &
94e505b7ecSWarner Losh 		NVME_CTRLR_DATA_CQES_MAX_MASK;
95e505b7ecSWarner Losh 
96e505b7ecSWarner Losh 	printf("Controller Capabilities/Features\n");
97e505b7ecSWarner Losh 	printf("================================\n");
98e505b7ecSWarner Losh 	printf("Vendor ID:                   %04x\n", cdata->vid);
99e505b7ecSWarner Losh 	printf("Subsystem Vendor ID:         %04x\n", cdata->ssvid);
100e505b7ecSWarner Losh 	nvme_strvis(str, cdata->sn, sizeof(str), NVME_SERIAL_NUMBER_LENGTH);
101e505b7ecSWarner Losh 	printf("Serial Number:               %s\n", str);
102e505b7ecSWarner Losh 	nvme_strvis(str, cdata->mn, sizeof(str), NVME_MODEL_NUMBER_LENGTH);
103e505b7ecSWarner Losh 	printf("Model Number:                %s\n", str);
104e505b7ecSWarner Losh 	nvme_strvis(str, cdata->fr, sizeof(str), NVME_FIRMWARE_REVISION_LENGTH);
105e505b7ecSWarner Losh 	printf("Firmware Version:            %s\n", str);
106e505b7ecSWarner Losh 	printf("Recommended Arb Burst:       %d\n", cdata->rab);
107e505b7ecSWarner Losh 	printf("IEEE OUI Identifier:         %02x %02x %02x\n",
108e505b7ecSWarner Losh 		cdata->ieee[0], cdata->ieee[1], cdata->ieee[2]);
1098de2d8c0SAlexander Motin 	printf("Multi-Path I/O Capabilities: %s%s%s%s%s\n",
110e505b7ecSWarner Losh 	    (cdata->mic == 0) ? "Not Supported" : "",
1118de2d8c0SAlexander Motin 	    ((cdata->mic >> NVME_CTRLR_DATA_MIC_ANAR_SHIFT) &
1128de2d8c0SAlexander Motin 	     NVME_CTRLR_DATA_MIC_SRIOVVF_MASK) ? "Asymmetric, " : "",
113e505b7ecSWarner Losh 	    ((cdata->mic >> NVME_CTRLR_DATA_MIC_SRIOVVF_SHIFT) &
114e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_MIC_SRIOVVF_MASK) ? "SR-IOV VF, " : "",
115e505b7ecSWarner Losh 	    ((cdata->mic >> NVME_CTRLR_DATA_MIC_MCTRLRS_SHIFT) &
116e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_MIC_MCTRLRS_MASK) ? "Multiple controllers, " : "",
117e505b7ecSWarner Losh 	    ((cdata->mic >> NVME_CTRLR_DATA_MIC_MPORTS_SHIFT) &
118e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_MIC_MPORTS_MASK) ? "Multiple ports" : "");
119e505b7ecSWarner Losh 	/* TODO: Use CAP.MPSMIN to determine true memory page size. */
120e505b7ecSWarner Losh 	printf("Max Data Transfer Size:      ");
121e505b7ecSWarner Losh 	if (cdata->mdts == 0)
122e505b7ecSWarner Losh 		printf("Unlimited\n");
123e505b7ecSWarner Losh 	else
124*4035e778SAlexander Motin 		printf("%ld bytes\n", PAGE_SIZE * (1L << cdata->mdts));
1253b3dd3f7SAlexander Motin 	printf("Controller ID:               0x%04x\n", cdata->ctrlr_id);
126e505b7ecSWarner Losh 	printf("Version:                     %d.%d.%d\n",
127e505b7ecSWarner Losh 	    (cdata->ver >> 16) & 0xffff, (cdata->ver >> 8) & 0xff,
128e505b7ecSWarner Losh 	    cdata->ver & 0xff);
129e505b7ecSWarner Losh 	printf("\n");
130e505b7ecSWarner Losh 
131e505b7ecSWarner Losh 	printf("Admin Command Set Attributes\n");
132e505b7ecSWarner Losh 	printf("============================\n");
133e505b7ecSWarner Losh 	printf("Security Send/Receive:       %s\n",
134e505b7ecSWarner Losh 		security ? "Supported" : "Not Supported");
135e505b7ecSWarner Losh 	printf("Format NVM:                  %s\n",
136e505b7ecSWarner Losh 		fmt ? "Supported" : "Not Supported");
137e505b7ecSWarner Losh 	printf("Firmware Activate/Download:  %s\n",
138e505b7ecSWarner Losh 		fw ? "Supported" : "Not Supported");
139e505b7ecSWarner Losh 	printf("Namespace Managment:         %s\n",
140e505b7ecSWarner Losh 		nsmgmt ? "Supported" : "Not Supported");
141e505b7ecSWarner Losh 	printf("Device Self-test:            %sSupported\n",
142e505b7ecSWarner Losh 	    ((oacs >> NVME_CTRLR_DATA_OACS_SELFTEST_SHIFT) &
143e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_OACS_SELFTEST_MASK) ? "" : "Not ");
144e505b7ecSWarner Losh 	printf("Directives:                  %sSupported\n",
145e505b7ecSWarner Losh 	    ((oacs >> NVME_CTRLR_DATA_OACS_DIRECTIVES_SHIFT) &
146e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_OACS_DIRECTIVES_MASK) ? "" : "Not ");
147e505b7ecSWarner Losh 	printf("NVMe-MI Send/Receive:        %sSupported\n",
148e505b7ecSWarner Losh 	    ((oacs >> NVME_CTRLR_DATA_OACS_NVMEMI_SHIFT) &
149e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_OACS_NVMEMI_MASK) ? "" : "Not ");
150e505b7ecSWarner Losh 	printf("Virtualization Management:   %sSupported\n",
151e505b7ecSWarner Losh 	    ((oacs >> NVME_CTRLR_DATA_OACS_VM_SHIFT) &
152e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_OACS_VM_MASK) ? "" : "Not ");
1538de2d8c0SAlexander Motin 	printf("Doorbell Buffer Config:      %sSupported\n",
154e505b7ecSWarner Losh 	    ((oacs >> NVME_CTRLR_DATA_OACS_DBBUFFER_SHIFT) &
155e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_OACS_DBBUFFER_MASK) ? "" : "Not ");
1568de2d8c0SAlexander Motin 	printf("Get LBA Status:              %sSupported\n",
1578de2d8c0SAlexander Motin 	    ((oacs >> NVME_CTRLR_DATA_OACS_GETLBA_SHIFT) &
1588de2d8c0SAlexander Motin 	     NVME_CTRLR_DATA_OACS_GETLBA_MASK) ? "" : "Not ");
1598de2d8c0SAlexander Motin 	printf("Sanitize:                    ");
1608de2d8c0SAlexander Motin 	if (cdata->sanicap != 0) {
1618de2d8c0SAlexander Motin 		printf("%s%s%s\n",
1628de2d8c0SAlexander Motin 		    ((cdata->sanicap >> NVME_CTRLR_DATA_SANICAP_CES_SHIFT) &
163278ba86cSAlexander Motin 		     NVME_CTRLR_DATA_SANICAP_CES_MASK) ? "crypto, " : "",
1648de2d8c0SAlexander Motin 		    ((cdata->sanicap >> NVME_CTRLR_DATA_SANICAP_BES_SHIFT) &
165278ba86cSAlexander Motin 		     NVME_CTRLR_DATA_SANICAP_BES_MASK) ? "block, " : "",
1668de2d8c0SAlexander Motin 		    ((cdata->sanicap >> NVME_CTRLR_DATA_SANICAP_OWS_SHIFT) &
167278ba86cSAlexander Motin 		     NVME_CTRLR_DATA_SANICAP_OWS_MASK) ? "overwrite" : "");
1688de2d8c0SAlexander Motin 	} else {
1698de2d8c0SAlexander Motin 		printf("Not Supported\n");
1708de2d8c0SAlexander Motin 	}
171e505b7ecSWarner Losh 	printf("Abort Command Limit:         %d\n", cdata->acl+1);
172e505b7ecSWarner Losh 	printf("Async Event Request Limit:   %d\n", cdata->aerl+1);
173e505b7ecSWarner Losh 	printf("Number of Firmware Slots:    ");
174e505b7ecSWarner Losh 	if (fw != 0)
175e505b7ecSWarner Losh 		printf("%d\n", fw_num_slots);
176e505b7ecSWarner Losh 	else
177e505b7ecSWarner Losh 		printf("N/A\n");
178e505b7ecSWarner Losh 	printf("Firmware Slot 1 Read-Only:   ");
179e505b7ecSWarner Losh 	if (fw != 0)
180e505b7ecSWarner Losh 		printf("%s\n", fw_slot1_ro ? "Yes" : "No");
181e505b7ecSWarner Losh 	else
182e505b7ecSWarner Losh 		printf("N/A\n");
183e505b7ecSWarner Losh 	printf("Per-Namespace SMART Log:     %s\n",
184e505b7ecSWarner Losh 		ns_smart ? "Yes" : "No");
185e505b7ecSWarner Losh 	printf("Error Log Page Entries:      %d\n", cdata->elpe+1);
186e505b7ecSWarner Losh 	printf("Number of Power States:      %d\n", cdata->npss+1);
187*4035e778SAlexander Motin 	if (cdata->ver >= 0x010200) {
188*4035e778SAlexander Motin 		printf("Total NVM Capacity:          %s bytes\n",
189*4035e778SAlexander Motin 		    uint128_to_str(to128(cdata->untncap.tnvmcap),
190*4035e778SAlexander Motin 		    cbuf, sizeof(cbuf)));
191*4035e778SAlexander Motin 		printf("Unallocated NVM Capacity:    %s bytes\n",
192*4035e778SAlexander Motin 		    uint128_to_str(to128(cdata->untncap.unvmcap),
193*4035e778SAlexander Motin 		    cbuf, sizeof(cbuf)));
194*4035e778SAlexander Motin 	}
195e505b7ecSWarner Losh 
196e505b7ecSWarner Losh 	printf("\n");
197e505b7ecSWarner Losh 	printf("NVM Command Set Attributes\n");
198e505b7ecSWarner Losh 	printf("==========================\n");
199e505b7ecSWarner Losh 	printf("Submission Queue Entry Size\n");
200e505b7ecSWarner Losh 	printf("  Max:                       %d\n", 1 << sqes_max);
201e505b7ecSWarner Losh 	printf("  Min:                       %d\n", 1 << sqes_min);
202e505b7ecSWarner Losh 	printf("Completion Queue Entry Size\n");
203e505b7ecSWarner Losh 	printf("  Max:                       %d\n", 1 << cqes_max);
204e505b7ecSWarner Losh 	printf("  Min:                       %d\n", 1 << cqes_min);
205e505b7ecSWarner Losh 	printf("Number of Namespaces:        %d\n", cdata->nn);
206e505b7ecSWarner Losh 	printf("Compare Command:             %s\n",
207e505b7ecSWarner Losh 		compare ? "Supported" : "Not Supported");
208e505b7ecSWarner Losh 	printf("Write Uncorrectable Command: %s\n",
209e505b7ecSWarner Losh 		write_unc ? "Supported" : "Not Supported");
210e505b7ecSWarner Losh 	printf("Dataset Management Command:  %s\n",
211e505b7ecSWarner Losh 		dsm ? "Supported" : "Not Supported");
212e505b7ecSWarner Losh 	printf("Write Zeroes Command:        %sSupported\n",
213e505b7ecSWarner Losh 	    ((oncs >> NVME_CTRLR_DATA_ONCS_WRZERO_SHIFT) &
214e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_ONCS_WRZERO_MASK) ? "" : "Not ");
215e505b7ecSWarner Losh 	printf("Save Features:               %sSupported\n",
216e505b7ecSWarner Losh 	    ((oncs >> NVME_CTRLR_DATA_ONCS_SAVEFEAT_SHIFT) &
217e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_ONCS_SAVEFEAT_MASK) ? "" : "Not ");
218e505b7ecSWarner Losh 	printf("Reservations:                %sSupported\n",
219e505b7ecSWarner Losh 	    ((oncs >> NVME_CTRLR_DATA_ONCS_RESERV_SHIFT) &
220e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_ONCS_RESERV_MASK) ? "" : "Not ");
221e505b7ecSWarner Losh 	printf("Timestamp feature:           %sSupported\n",
222e505b7ecSWarner Losh 	    ((oncs >> NVME_CTRLR_DATA_ONCS_TIMESTAMP_SHIFT) &
223e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_ONCS_TIMESTAMP_MASK) ? "" : "Not ");
2248de2d8c0SAlexander Motin 	printf("Verify feature:              %sSupported\n",
2258de2d8c0SAlexander Motin 	    ((oncs >> NVME_CTRLR_DATA_ONCS_VERIFY_SHIFT) &
2268de2d8c0SAlexander Motin 	     NVME_CTRLR_DATA_ONCS_VERIFY_MASK) ? "" : "Not ");
227e505b7ecSWarner Losh 	printf("Fused Operation Support:     %s%s\n",
228e505b7ecSWarner Losh 	    (cdata->fuses == 0) ? "Not Supported" : "",
229e505b7ecSWarner Losh 	    ((cdata->fuses >> NVME_CTRLR_DATA_FUSES_CNW_SHIFT) &
230e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_FUSES_CNW_MASK) ? "Compare and Write" : "");
231e505b7ecSWarner Losh 	printf("Format NVM Attributes:       %s%s Erase, %s Format\n",
232e505b7ecSWarner Losh 	    ((cdata->fna >> NVME_CTRLR_DATA_FNA_CRYPTO_ERASE_SHIFT) &
233e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_FNA_CRYPTO_ERASE_MASK) ? "Crypto Erase, " : "",
234e505b7ecSWarner Losh 	    ((cdata->fna >> NVME_CTRLR_DATA_FNA_ERASE_ALL_SHIFT) &
235e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_FNA_ERASE_ALL_MASK) ? "All-NVM" : "Per-NS",
236e505b7ecSWarner Losh 	    ((cdata->fna >> NVME_CTRLR_DATA_FNA_FORMAT_ALL_SHIFT) &
237e505b7ecSWarner Losh 	     NVME_CTRLR_DATA_FNA_FORMAT_ALL_MASK) ? "All-NVM" : "Per-NS");
2388de2d8c0SAlexander Motin 	t = (cdata->vwc >> NVME_CTRLR_DATA_VWC_ALL_SHIFT) &
2398de2d8c0SAlexander Motin 	    NVME_CTRLR_DATA_VWC_ALL_MASK;
2408de2d8c0SAlexander Motin 	printf("Volatile Write Cache:        %s%s\n",
2418de2d8c0SAlexander Motin 	    ((cdata->vwc >> NVME_CTRLR_DATA_VWC_PRESENT_SHIFT) &
2428de2d8c0SAlexander Motin 	     NVME_CTRLR_DATA_VWC_PRESENT_MASK) ? "Present" : "Not Present",
2438de2d8c0SAlexander Motin 	    (t == NVME_CTRLR_DATA_VWC_ALL_NO) ? ", no flush all" :
2448de2d8c0SAlexander Motin 	    (t == NVME_CTRLR_DATA_VWC_ALL_YES) ? ", flush all" : "");
245e505b7ecSWarner Losh 
246*4035e778SAlexander Motin 	if (cdata->ver >= 0x010201)
247*4035e778SAlexander Motin 		printf("\nNVM Subsystem Name:          %.256s\n", cdata->subnqn);
248e505b7ecSWarner Losh }
249