--- /dev/null
+/*
+ * Copyright (c) 2022 Solidigm.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ *
+ * Author: leonardo.da.cunha@solidigm.com
+ */
+
+#include <fcntl.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <inttypes.h>
+
+#include "common.h"
+#include "nvme.h"
+#include "libnvme.h"
+#include "plugin.h"
+#include "linux/types.h"
+#include "nvme-print.h"
+
+#define CREATE_CMD
+#include "solidigm-nvme.h"
+
+struct __attribute__((packed)) nvme_additional_smart_log_item {
+ __u8 id;
+ __u8 _kp[2];
+ __u8 normalized;
+ __u8 _np;
+ union __attribute__((packed)) {
+ __u8 raw[6];
+ struct __attribute__((packed)) wear_level {
+ __le16 min;
+ __le16 max;
+ __le16 avg;
+ } wear_level;
+ struct __attribute__((packed)) thermal_throttle {
+ __u8 pct;
+ __u32 count;
+ } thermal_throttle;
+ } ;
+ __u8 _rp;
+} ;
+typedef struct nvme_additional_smart_log_item smart_log_item_t;
+
+#define VU_SMART_PAGE_SIZE 512
+#define VU_SMART_MAX_ITEMS VU_SMART_PAGE_SIZE / sizeof(smart_log_item_t)
+typedef struct vu_smart_log {
+ smart_log_item_t item[VU_SMART_MAX_ITEMS];
+} vu_smart_log_t;
+
+static char *id_to_name(__u8 id)
+{
+ switch (id) {
+ case 0x0D:
+ return "soft_ecc_error_rate";
+ case 0x05:
+ return "relocatable_sector_count";
+ case 0xAB:
+ return "program_fail_count";
+ case 0xAC:
+ return "erase_fail_count";
+ case 0xAD:
+ return "wear_leveling_count";
+ case 0xAE:
+ return "unexpected_power_loss";
+ case 0xB8:
+ return "e2e_error_detect_count";
+ case 0xC7:
+ return "crc_error_count";
+ case 0xE2:
+ return "media_wear_percentage";
+ case 0xE3:
+ return "host_reads";
+ case 0xE4:
+ return "timed_work_load";
+ case 0xE5:
+ return "read_commands_in_flight_counter";
+ case 0xE6:
+ return "write_commands_in_flight_counter";
+ case 0xEA:
+ return "thermal_throttle_status";
+ case 0xF0:
+ return "retry_buffer_overflow_counter";
+ case 0xF3:
+ return "pll_lock_loss_counter";
+ case 0xF4:
+ return "nand_bytes_written";
+ case 0xF5:
+ return "host_bytes_written";
+ case 0xF6:
+ return "host_context_wear_used";
+ case 0xF7:
+ return "performance_status_indicator";
+ case 0xF8:
+ return "media_bytes_read";
+ case 0xF9:
+ return "available_fw_downgrades";
+ case 0xFA:
+ return "host_read_collision_count";
+ case 0xFB:
+ return "host_write_collision_count";
+ case 0xFC:
+ return "xor_pass_count";
+ case 0xFD:
+ return "xor_fail_count";
+ case 0xFE:
+ return "xor_invoked_count";
+ default:
+ return "unknown";
+ }
+}
+
+static void smart_log_item_print(smart_log_item_t *item)
+{
+ if (!item->id) {
+ return;
+ }
+
+ printf("%#x %-45s %3d ",
+ item->id, id_to_name(item->id), item->normalized);
+
+ switch (item->id) {
+ case 0xAD:
+ printf("min: %u, max: %u, avg: %u\n",
+ le16_to_cpu(item->wear_level.min),
+ le16_to_cpu(item->wear_level.max),
+ le16_to_cpu(item->wear_level.avg));
+ return;
+ case 0xEA:
+ printf("%u%%, cnt: %u\n",
+ item->thermal_throttle.pct,
+ le32_to_cpu(item->thermal_throttle.count));
+ return;
+ default:
+ printf("%"PRIu64"\n", int48_to_long(item->raw));
+ }
+}
+
+static void smart_log_item_add_json(smart_log_item_t *item, struct json_object *dev_stats)
+{
+ struct json_object *entry_stats = json_create_object();
+
+ if (!item->id) {
+ return;
+ }
+
+ json_object_add_value_int(entry_stats, "normalized", item->normalized);
+
+ switch (item->id) {
+ case 0xAD:
+ json_object_add_value_int(entry_stats, "min", le16_to_cpu(item->wear_level.min));
+ json_object_add_value_int(entry_stats, "max", le16_to_cpu(item->wear_level.max));
+ json_object_add_value_int(entry_stats, "avg", le16_to_cpu(item->wear_level.avg));
+ break;
+ case 0xEA:
+ json_object_add_value_int(entry_stats, "percentage", item->thermal_throttle.pct);
+ json_object_add_value_int(entry_stats, "count", le32_to_cpu(item->thermal_throttle.count));
+ break;
+ default:
+ json_object_add_value_int(entry_stats, "raw", int48_to_long(item->raw));
+ }
+ json_object_add_value_object(dev_stats, id_to_name(item->id), entry_stats);
+}
+
+static void vu_smart_log_show_json(vu_smart_log_t *payload, unsigned int nsid, const char *devname)
+{
+ struct json_object *dev_stats = json_create_object();
+ smart_log_item_t *item = payload->item;
+ struct json_object *root;
+
+ for (int i = 0; i < VU_SMART_MAX_ITEMS; i++) {
+ smart_log_item_add_json(&item[i], dev_stats);
+ }
+
+ root = json_create_object();
+ json_object_add_value_string(root, "Solidigm SMART log", devname);
+ json_object_add_value_object(root, "Device stats", dev_stats);
+
+ json_print_object(root, NULL);
+ json_free_object(root);
+}
+
+static void vu_smart_log_show(vu_smart_log_t *payload, unsigned int nsid, const char *devname)
+{
+ smart_log_item_t *item = payload->item;
+
+ printf("Additional Smart Log for NVME device:%s namespace-id:%x\n",
+ devname, nsid);
+ printf("ID KEY Normalized Raw\n");
+
+ for (int i = 0; i < VU_SMART_MAX_ITEMS; i++) {
+ smart_log_item_print(&item[i]);
+ }
+}
+
+static int get_additional_smart_log(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+ const char *desc = "Get Solidigm vendor specific smart log (optionally, "\
+ "for the specified namespace), and show it.";
+ const int solidigm_vu_smart_log_id = 0xCA;
+ vu_smart_log_t smart_log_payload;
+ enum nvme_print_flags flags;
+ int fd, err;
+
+ struct config {
+ __u32 namespace_id;
+ char *output_format;
+ int raw_binary;
+ };
+
+ struct config cfg = {
+ .namespace_id = NVME_NSID_ALL,
+ .output_format = "normal",
+ .raw_binary = 0
+ };
+
+ OPT_ARGS(opts) = {
+ OPT_UINT("namespace-id", 'n', &cfg.namespace_id, "(optional) desired namespace"),
+ OPT_FMT("output-format", 'o', &cfg.output_format, output_format),
+ OPT_FLAG("raw-binary", 'b', &cfg.raw_binary, "Dump output in binary format"),
+ OPT_END()
+ };
+
+ fd = parse_and_open(argc, argv, desc, opts);
+ if (fd < 0) {
+ return fd;
+ }
+
+ flags = validate_output_format(cfg.output_format);
+ if (flags == -EINVAL) {
+ fprintf(stderr, "Invalid output format '%s'\n", cfg.output_format);
+ close(fd);
+ return fd;
+ }
+ if (cfg.raw_binary) {
+ flags = BINARY;
+ }
+
+ err = nvme_get_log_simple(fd, solidigm_vu_smart_log_id, sizeof(smart_log_payload), &smart_log_payload);
+ if (!err) {
+ if (flags & JSON) {
+ vu_smart_log_show_json(&smart_log_payload, cfg.namespace_id, devicename);
+ } else if (flags & BINARY) {
+ d_raw((unsigned char *)&smart_log_payload, sizeof(smart_log_payload));
+ } else {
+ vu_smart_log_show(&smart_log_payload, cfg.namespace_id, devicename);
+ }
+ } else if (err > 0) {
+ nvme_show_status(err);
+ }
+
+ close(fd);
+ return err;
+}
+
projects / users / sagi / nvme-cli.git / commitdiff