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Index: sbin/nvmecontrol/modules/Makefile
===================================================================
--- sbin/nvmecontrol/modules/Makefile
+++ sbin/nvmecontrol/modules/Makefile
@@ -1,5 +1,5 @@
# $FreeBSD$
-SUBDIR= intel wdc
+SUBDIR= intel wdc micron
.include <bsd.subdir.mk>
Index: sbin/nvmecontrol/modules/micron/Makefile
===================================================================
--- /dev/null
+++ sbin/nvmecontrol/modules/micron/Makefile
@@ -0,0 +1,6 @@
+# $FreeBSD$
+
+LIB= micron
+SRCS= micron.c
+
+.include <bsd.lib.mk>
Index: sbin/nvmecontrol/modules/micron/micron.c
===================================================================
--- /dev/null
+++ sbin/nvmecontrol/modules/micron/micron.c
@@ -0,0 +1,125 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2022 Wanpeng Qian <wanpengqian@gmail.com>
+ *
+ * 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"
+
+/*
+ * Table 19. 5.4 SMART Attributes. Others also implement this and some extra data not documented.
+ */
+static void
+print_micron_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[] =
+ {
+ { 0xf9, "NAND Writes 1GiB" },
+ { 0xfa, "NAND Reads 1GiB" },
+ { 0xea, "Thermal Throttle Status" },
+ { 0xe7, "Temperature" },
+ { 0xe8, "Power Consumption" },
+ { 0xaf, "Power Loss Protection" },
+ };
+
+ 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 0xf9:
+ /* FALLTHOUGH */
+ case 0xfa:
+ printf("%2X %-24s: %ju GiB\n", *walker, name, (uintmax_t)raw);
+ break;
+ case 0xea:
+ printf("%2X %-24s:", *walker, name);
+ if (*(walker + 5) == 0) printf(" inactive\n");
+ if (*(walker + 5) == 1) printf(" active, total throttling time %u mins\n", le32dec(walker + 6));
+ break;
+ case 0xe7:
+ printf("%2X %-24s: max ", *walker, name); print_temp(le16dec(walker + 5));
+ printf(" : min "); print_temp(le16dec(walker + 7));
+ printf(" : cur "); print_temp(le16dec(walker + 9));
+ break;
+ case 0xe8:
+ printf("%2X %-24s: max %u W, min %u W, ave %u W\n",
+ *walker, name, le16dec(walker + 5), le16dec(walker + 7), le16dec(walker + 9));
+ break;
+ case 0xaf:
+ printf("%2X %-24s:", *walker, name);
+ if (normalized == 100) printf(" success");
+ if (normalized == 0) printf(" failed");
+ printf(" %3d\n", normalized);
+ break;
+ default:
+ printf("%2X %-24s: %3d %ju\n",
+ *walker, name, normalized, (uintmax_t)raw);
+ break;
+ }
+ walker += 12;
+ }
+}
+
+#define MICRON_LOG_ADD_SMART 0xca
+
+NVME_LOGPAGE(micron_smart,
+ MICRON_LOG_ADD_SMART, "micron", "Vendor Unique SMART Data",
+ print_micron_add_smart, DEFAULT_SIZE);

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