e4aa091bd1
Other vendors base their additional smart info pages on what Intel did plus some other bits. So it's convenient to have this be global. Sponsored by: Netflix
196 lines
6.4 KiB
C
196 lines
6.4 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2013 EMC Corp.
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* All rights reserved.
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*
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* Copyright (C) 2012-2013 Intel Corporation
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/ioccom.h>
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#include <ctype.h>
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#include <err.h>
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#include <fcntl.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/endian.h>
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#include "nvmecontrol.h"
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/*
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* Intel specific log pages from
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* http://www.intel.com/content/dam/www/public/us/en/documents/product-specifications/ssd-dc-p3700-spec.pdf
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*
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* Though the version as of this date has a typo for the size of log page 0xca,
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* offset 147: it is only 1 byte, not 6.
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*/
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static void
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print_intel_temp_stats(const struct nvme_controller_data *cdata __unused, void *buf, uint32_t size __unused)
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{
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struct intel_log_temp_stats *temp = buf;
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printf("Intel Temperature Log\n");
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printf("=====================\n");
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printf("Current: ");
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print_temp(temp->current);
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printf("Overtemp Last Flags %#jx\n", (uintmax_t)temp->overtemp_flag_last);
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printf("Overtemp Lifetime Flags %#jx\n", (uintmax_t)temp->overtemp_flag_life);
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printf("Max Temperature ");
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print_temp(temp->max_temp);
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printf("Min Temperature ");
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print_temp(temp->min_temp);
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printf("Max Operating Temperature ");
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print_temp(temp->max_oper_temp);
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printf("Min Operating Temperature ");
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print_temp(temp->min_oper_temp);
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printf("Estimated Temperature Offset: %ju C/K\n", (uintmax_t)temp->est_offset);
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}
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/*
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* Format from Table 22, section 5.7 IO Command Latency Statistics.
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* Read and write stats pages have identical encoding.
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*/
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static void
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print_intel_read_write_lat_log(const struct nvme_controller_data *cdata __unused, void *buf, uint32_t size __unused)
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{
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const char *walker = buf;
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int i;
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printf("Major: %d\n", le16dec(walker + 0));
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printf("Minor: %d\n", le16dec(walker + 2));
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for (i = 0; i < 32; i++)
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printf("%4dus-%4dus: %ju\n", i * 32, (i + 1) * 32, (uintmax_t)le32dec(walker + 4 + i * 4));
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for (i = 1; i < 32; i++)
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printf("%4dms-%4dms: %ju\n", i, i + 1, (uintmax_t)le32dec(walker + 132 + i * 4));
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for (i = 1; i < 32; i++)
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printf("%4dms-%4dms: %ju\n", i * 32, (i + 1) * 32, (uintmax_t)le32dec(walker + 256 + i * 4));
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}
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static void
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print_intel_read_lat_log(const struct nvme_controller_data *cdata __unused, void *buf, uint32_t size)
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{
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printf("Intel Read Latency Log\n");
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printf("======================\n");
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print_intel_read_write_lat_log(cdata, buf, size);
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}
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static void
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print_intel_write_lat_log(const struct nvme_controller_data *cdata __unused, void *buf, uint32_t size)
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{
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printf("Intel Write Latency Log\n");
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printf("=======================\n");
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print_intel_read_write_lat_log(cdata, buf, size);
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}
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/*
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* Table 19. 5.4 SMART Attributes. Others also implement this and some extra data not documented.
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*/
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void
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print_intel_add_smart(const struct nvme_controller_data *cdata __unused, void *buf, uint32_t size __unused)
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{
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uint8_t *walker = buf;
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uint8_t *end = walker + 150;
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const char *name;
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uint64_t raw;
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uint8_t normalized;
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static struct kv_name kv[] =
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{
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{ 0xab, "Program Fail Count" },
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{ 0xac, "Erase Fail Count" },
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{ 0xad, "Wear Leveling Count" },
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{ 0xb8, "End to End Error Count" },
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{ 0xc7, "CRC Error Count" },
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{ 0xe2, "Timed: Media Wear" },
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{ 0xe3, "Timed: Host Read %" },
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{ 0xe4, "Timed: Elapsed Time" },
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{ 0xea, "Thermal Throttle Status" },
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{ 0xf0, "Retry Buffer Overflows" },
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{ 0xf3, "PLL Lock Loss Count" },
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{ 0xf4, "NAND Bytes Written" },
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{ 0xf5, "Host Bytes Written" },
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};
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printf("Additional SMART Data Log\n");
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printf("=========================\n");
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/*
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* walker[0] = Key
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* walker[1,2] = reserved
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* walker[3] = Normalized Value
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* walker[4] = reserved
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* walker[5..10] = Little Endian Raw value
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* (or other represenations)
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* walker[11] = reserved
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*/
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while (walker < end) {
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name = kv_lookup(kv, nitems(kv), *walker);
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normalized = walker[3];
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raw = le48dec(walker + 5);
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switch (*walker){
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case 0:
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break;
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case 0xad:
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printf("%-32s: %3d min: %u max: %u ave: %u\n", name, normalized,
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le16dec(walker + 5), le16dec(walker + 7), le16dec(walker + 9));
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break;
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case 0xe2:
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printf("%-32s: %3d %.3f%%\n", name, normalized, raw / 1024.0);
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break;
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case 0xea:
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printf("%-32s: %3d %d%% %d times\n", name, normalized, walker[5], le32dec(walker+6));
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break;
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default:
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printf("%-32s: %3d %ju\n", name, normalized, (uintmax_t)raw);
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break;
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}
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walker += 12;
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}
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}
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NVME_LOGPAGE(intel_temp,
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INTEL_LOG_TEMP_STATS, "intel", "Temperature Stats",
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print_intel_temp_stats, sizeof(struct intel_log_temp_stats));
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NVME_LOGPAGE(intel_rlat,
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INTEL_LOG_READ_LAT_LOG, "intel", "Read Latencies",
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print_intel_read_lat_log, DEFAULT_SIZE);
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NVME_LOGPAGE(intel_wlat,
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INTEL_LOG_WRITE_LAT_LOG, "intel", "Write Latencies",
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print_intel_write_lat_log, DEFAULT_SIZE);
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NVME_LOGPAGE(intel_smart,
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INTEL_LOG_ADD_SMART, "intel", "Extra Health/SMART Data",
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print_intel_add_smart, DEFAULT_SIZE);
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