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nvmecontrol: Add Samsung Extended SMART Information logpage support

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Samsung PM983 SSD has a 0xca logpage. It has more information compared
to Intel's this patch tested on PM983 M2 SSD and works as expected.

Reviewed by:		imp@
Approved by:		kp@
Event:			Aberdeen Hackathon 2022
Differential revision:	https://reviews.freebsd.org/D33749
This commit is contained in:
Wanpeng Qian 2022-10-06 10:10:06 +00:00 committed by Benedict Reuschling
parent 4cb3cb2de2
commit 84e8678870
4 changed files with 175 additions and 2 deletions
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2
sbin/nvmecontrol/modules/Makefile
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@ -1,5 +1,5 @@
# $FreeBSD$
SUBDIR= intel wdc
SUBDIR= intel wdc samsung
.include <bsd.subdir.mk>

6
sbin/nvmecontrol/modules/samsung/Makefile Normal file
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@ -0,0 +1,6 @@
# $FreeBSD$
LIB= samsung
SRCS= samsung.c
.include <bsd.lib.mk>

165
sbin/nvmecontrol/modules/samsung/samsung.c Normal file
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@ -0,0 +1,165 @@
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (C) 2022 Wanpeng Qian <wanpengqian@gmail.org>
*
* 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"
struct samsung_log_extended_smart
{
uint8_t kv[256];/* Key-Value pair */
uint32_t lwaf; /* Lifetime Write Amplification */
uint32_t thwaf; /* Trailing Hour Write Amplification Factor */
uint64_t luw[2]; /* Lifetime User Writes */
uint64_t lnw[2]; /* Lifetime NAND Writes */
uint64_t lur[2]; /* Lifetime User Reads */
uint32_t lrbc; /* Lifetime Retired Block Count */
uint16_t ct; /* Current Temperature */
uint16_t ch; /* Capacitor Health */
uint32_t luurb; /* Lifetime Unused Reserved Block */
uint64_t rrc; /* Read Reclaim Count */
uint64_t lueccc; /* Lifetime Uncorrectable ECC count */
uint32_t lurb; /* Lifetime Used Reserved Block */
uint64_t poh[2]; /* Power on Hours */
uint64_t npoc[2];/* Normal Power Off Count */
uint64_t spoc[2];/* Sudden Power Off Count */
uint32_t pi; /* Performance Indicator */
} __packed;
static void
print_samsung_extended_smart(const struct nvme_controller_data *cdata __unused, void *buf, uint32_t size __unused)
{
struct samsung_log_extended_smart *temp = buf;
char cbuf[UINT128_DIG + 1];
uint8_t *walker = buf;
uint8_t *end = walker + 150;
const char *name;
uint64_t raw;
uint8_t normalized;
static struct kv_name kv[] =
{
{ 0xab, "Lifetime Program Fail Count" },
{ 0xac, "Lifetime Erase Fail Count" },
{ 0xad, "Lifetime Wear Leveling Count" },
{ 0xb8, "Lifetime End to End Error Count" },
{ 0xc7, "Lifetime CRC Error Count" },
{ 0xe2, "Media Wear %" },
{ 0xe3, "Host Read %" },
{ 0xe4, "Workload Timer" },
{ 0xea, "Lifetime Thermal Throttle Status" },
{ 0xf4, "Lifetime Phy Pages Written Count" },
{ 0xf5, "Lifetime Data Units Written" },
};
printf("Extended SMART Information\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("%2X %-41s: %3d min: %u max: %u ave: %u\n",
le16dec(walker), name, normalized,
le16dec(walker + 5), le16dec(walker + 7), le16dec(walker + 9));
break;
case 0xe2:
printf("%2X %-41s: %3d %.3f%%\n",
le16dec(walker), name, normalized,
raw / 1024.0);
break;
case 0xea:
printf("%2X %-41s: %3d %d%% %d times\n",
le16dec(walker), name, normalized,
walker[5], le32dec(walker+6));
break;
default:
printf("%2X %-41s: %3d %ju\n",
le16dec(walker), name, normalized,
(uintmax_t)raw);
break;
}
walker += 12;
}
printf(" Lifetime Write Amplification Factor : %u\n", le32dec(&temp->lwaf));
printf(" Trailing Hour Write Amplification Factor : %u\n", le32dec(&temp->thwaf));
printf(" Lifetime User Writes : %s\n",
uint128_to_str(to128(temp->luw), cbuf, sizeof(cbuf)));
printf(" Lifetime NAND Writes : %s\n",
uint128_to_str(to128(temp->lnw), cbuf, sizeof(cbuf)));
printf(" Lifetime User Reads : %s\n",
uint128_to_str(to128(temp->lur), cbuf, sizeof(cbuf)));
printf(" Lifetime Retired Block Count : %u\n", le32dec(&temp->lrbc));
printf(" Current Temperature : ");
print_temp(le16dec(&temp->ct));
printf(" Capacitor Health : %u\n", le16dec(&temp->ch));
printf(" Reserved Erase Block Count : %u\n", le32dec(&temp->luurb));
printf(" Read Reclaim Count : %lu\n", le64dec(&temp->rrc));
printf(" Lifetime Uncorrectable ECC Count : %lu\n", le64dec(&temp->lueccc));
printf(" Reallocated Block Count : %u\n", le32dec(&temp->lurb));
printf(" Power on Hours : %s\n",
uint128_to_str(to128(temp->poh), cbuf, sizeof(cbuf)));
printf(" Normal Power Off Count : %s\n",
uint128_to_str(to128(temp->npoc), cbuf, sizeof(cbuf)));
printf(" Sudden Power Off Count : %s\n",
uint128_to_str(to128(temp->spoc), cbuf, sizeof(cbuf)));
printf(" Performance Indicator : %u\n", le32dec(&temp->pi));
}
#define SAMSUNG_LOG_EXTEND_SMART 0xca
NVME_LOGPAGE(samsung_extended_smart,
SAMSUNG_LOG_EXTEND_SMART, "samsung", "Extended SMART Information",
print_samsung_extended_smart, DEFAULT_SIZE);

4
sbin/nvmecontrol/nvmecontrol.8
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@ -244,7 +244,7 @@ data associated with that drive.
.El
.Ss logpage
The logpage command knows how to print log pages of various types.
It also knows about vendor specific log pages from hgst/wdc and intel.
It also knows about vendor specific log pages from hgst/wdc, samsung and intel.
Note that some vendors use the same log page numbers for different data.
.Pp
.Bl -tag -compact -width "Page 0x00"
@ -274,6 +274,8 @@ Wite latency stats (Intel)
Temperature stats (Intel)
.It Dv Page 0xca
Advanced SMART information (Intel)
.It Dv Page 0xca
Extended SMART information (Samsung)
.El
.Pp
Specifying