diff options
Diffstat (limited to 'freebsd/sbin/nvmecontrol/modules/intel/intel.c')
| -rw-r--r-- | freebsd/sbin/nvmecontrol/modules/intel/intel.c | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/freebsd/sbin/nvmecontrol/modules/intel/intel.c b/freebsd/sbin/nvmecontrol/modules/intel/intel.c new file mode 100644 index 00000000..8c6c2564 --- /dev/null +++ b/freebsd/sbin/nvmecontrol/modules/intel/intel.c @@ -0,0 +1,197 @@ +#include <machine/rtems-bsd-user-space.h> + +/*- + * SPDX-License-Identifier: BSD-2-Clause-FreeBSD + * + * Copyright (c) 2013 EMC Corp. + * All rights reserved. + * + * Copyright (C) 2012-2013 Intel Corporation + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/ioccom.h> + +#include <ctype.h> +#include <err.h> +#include <fcntl.h> +#include <stdbool.h> +#include <stddef.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <sys/endian.h> + +#include "nvmecontrol.h" + +/* + * Intel specific log pages from + * http://www.intel.com/content/dam/www/public/us/en/documents/product-specifications/ssd-dc-p3700-spec.pdf + * + * Though the version as of this date has a typo for the size of log page 0xca, + * offset 147: it is only 1 byte, not 6. + */ +static void +print_intel_temp_stats(const struct nvme_controller_data *cdata __unused, void *buf, uint32_t size __unused) +{ + struct intel_log_temp_stats *temp = buf; + + printf("Intel Temperature Log\n"); + printf("=====================\n"); + + printf("Current: "); + print_temp(temp->current); + printf("Overtemp Last Flags %#jx\n", (uintmax_t)temp->overtemp_flag_last); + printf("Overtemp Lifetime Flags %#jx\n", (uintmax_t)temp->overtemp_flag_life); + printf("Max Temperature "); + print_temp(temp->max_temp); + printf("Min Temperature "); + print_temp(temp->min_temp); + printf("Max Operating Temperature "); + print_temp(temp->max_oper_temp); + printf("Min Operating Temperature "); + print_temp(temp->min_oper_temp); + printf("Estimated Temperature Offset: %ju C/K\n", (uintmax_t)temp->est_offset); +} + +/* + * Format from Table 22, section 5.7 IO Command Latency Statistics. + * Read and write stats pages have identical encoding. + */ +static void +print_intel_read_write_lat_log(const struct nvme_controller_data *cdata __unused, void *buf, uint32_t size __unused) +{ + const char *walker = buf; + int i; + + printf("Major: %d\n", le16dec(walker + 0)); + printf("Minor: %d\n", le16dec(walker + 2)); + for (i = 0; i < 32; i++) + printf("%4dus-%4dus: %ju\n", i * 32, (i + 1) * 32, (uintmax_t)le32dec(walker + 4 + i * 4)); + for (i = 1; i < 32; i++) + printf("%4dms-%4dms: %ju\n", i, i + 1, (uintmax_t)le32dec(walker + 132 + i * 4)); + for (i = 1; i < 32; i++) + printf("%4dms-%4dms: %ju\n", i * 32, (i + 1) * 32, (uintmax_t)le32dec(walker + 256 + i * 4)); +} + +static void +print_intel_read_lat_log(const struct nvme_controller_data *cdata __unused, void *buf, uint32_t size) +{ + + printf("Intel Read Latency Log\n"); + printf("======================\n"); + print_intel_read_write_lat_log(cdata, buf, size); +} + +static void +print_intel_write_lat_log(const struct nvme_controller_data *cdata __unused, void *buf, uint32_t size) +{ + + printf("Intel Write Latency Log\n"); + printf("=======================\n"); + print_intel_read_write_lat_log(cdata, buf, size); +} + +/* + * Table 19. 5.4 SMART Attributes. Others also implement this and some extra data not documented. + */ +void +print_intel_add_smart(const struct nvme_controller_data *cdata __unused, void *buf, uint32_t size __unused) +{ + uint8_t *walker = buf; + uint8_t *end = walker + 150; + const char *name; + uint64_t raw; + uint8_t normalized; + + static struct kv_name kv[] = + { + { 0xab, "Program Fail Count" }, + { 0xac, "Erase Fail Count" }, + { 0xad, "Wear Leveling Count" }, + { 0xb8, "End to End Error Count" }, + { 0xc7, "CRC Error Count" }, + { 0xe2, "Timed: Media Wear" }, + { 0xe3, "Timed: Host Read %" }, + { 0xe4, "Timed: Elapsed Time" }, + { 0xea, "Thermal Throttle Status" }, + { 0xf0, "Retry Buffer Overflows" }, + { 0xf3, "PLL Lock Loss Count" }, + { 0xf4, "NAND Bytes Written" }, + { 0xf5, "Host Bytes Written" }, + }; + + printf("Additional SMART Data Log\n"); + printf("=========================\n"); + /* + * walker[0] = Key + * walker[1,2] = reserved + * walker[3] = Normalized Value + * walker[4] = reserved + * walker[5..10] = Little Endian Raw value + * (or other represenations) + * walker[11] = reserved + */ + while (walker < end) { + name = kv_lookup(kv, nitems(kv), *walker); + normalized = walker[3]; + raw = le48dec(walker + 5); + switch (*walker){ + case 0: + break; + case 0xad: + printf("%-32s: %3d min: %u max: %u ave: %u\n", name, normalized, + le16dec(walker + 5), le16dec(walker + 7), le16dec(walker + 9)); + break; + case 0xe2: + printf("%-32s: %3d %.3f%%\n", name, normalized, raw / 1024.0); + break; + case 0xea: + printf("%-32s: %3d %d%% %d times\n", name, normalized, walker[5], le32dec(walker+6)); + break; + default: + printf("%-32s: %3d %ju\n", name, normalized, (uintmax_t)raw); + break; + } + walker += 12; + } +} + +NVME_LOGPAGE(intel_temp, + INTEL_LOG_TEMP_STATS, "intel", "Temperature Stats", + print_intel_temp_stats, sizeof(struct intel_log_temp_stats)); +NVME_LOGPAGE(intel_rlat, + INTEL_LOG_READ_LAT_LOG, "intel", "Read Latencies", + print_intel_read_lat_log, DEFAULT_SIZE); +NVME_LOGPAGE(intel_wlat, + INTEL_LOG_WRITE_LAT_LOG, "intel", "Write Latencies", + print_intel_write_lat_log, DEFAULT_SIZE); +NVME_LOGPAGE(intel_smart, + INTEL_LOG_ADD_SMART, "intel", "Extra Health/SMART Data", + print_intel_add_smart, DEFAULT_SIZE); |