108 lines
2.8 KiB
C
108 lines
2.8 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) 2023 Solidigm.
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*
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* Author: leonardo.da.cunha@solidigm.com
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*/
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#include <errno.h>
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#include "common.h"
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#include "nvme-print.h"
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#include "solidigm-util.h"
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#define SLDGM_TEMP_STATS_LID 0xC5
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struct temp_stats {
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__le64 curr;
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__le64 last_overtemp;
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__le64 life_overtemp;
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__le64 highest_temp;
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__le64 lowest_temp;
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__u8 rsvd[40];
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__le64 max_operating_temp;
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__le64 min_operating_temp;
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__le64 est_offset;
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};
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static void show_temp_stats(struct temp_stats *stats)
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{
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printf("Current temperature : %"PRIu64"\n", le64_to_cpu(stats->curr));
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printf("Last critical overtemp flag : %"PRIu64"\n", le64_to_cpu(stats->last_overtemp));
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printf("Life critical overtemp flag : %"PRIu64"\n", le64_to_cpu(stats->life_overtemp));
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printf("Highest temperature : %"PRIu64"\n", le64_to_cpu(stats->highest_temp));
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printf("Lowest temperature : %"PRIu64"\n", le64_to_cpu(stats->lowest_temp));
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printf("Max operating temperature : %"PRIu64"\n", le64_to_cpu(stats->max_operating_temp));
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printf("Min operating temperature : %"PRIu64"\n", le64_to_cpu(stats->min_operating_temp));
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printf("Estimated offset : %"PRIu64"\n", le64_to_cpu(stats->est_offset));
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}
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int sldgm_get_temp_stats_log(int argc, char **argv, struct command *cmd, struct plugin *plugin)
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{
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unsigned char buffer[4096] = {0};
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struct nvme_dev *dev;
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__u8 uuid_idx;
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int err;
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const char *desc = "Get/show Temperature Statistics log.";
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const char *raw = "dump output in binary format";
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struct config {
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bool raw_binary;
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};
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struct config cfg = {
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.raw_binary = false,
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};
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OPT_ARGS(opts) = {
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OPT_FLAG("raw-binary", 'b', &cfg.raw_binary, raw),
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OPT_END()
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};
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err = parse_and_open(&dev, argc, argv, desc, opts);
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if (err)
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return err;
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uuid_idx = solidigm_get_vu_uuid_index(dev);
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struct nvme_get_log_args args = {
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.lpo = 0,
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.result = NULL,
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.log = buffer,
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.args_size = sizeof(args),
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.fd = dev_fd(dev),
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.uuidx = uuid_idx,
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.timeout = NVME_DEFAULT_IOCTL_TIMEOUT,
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.lid = SLDGM_TEMP_STATS_LID,
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.len = sizeof(buffer),
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.nsid = NVME_NSID_ALL,
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.csi = NVME_CSI_NVM,
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.lsi = NVME_LOG_LSI_NONE,
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.lsp = NVME_LOG_LSP_NONE,
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.rae = false,
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.ot = false,
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};
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err = nvme_get_log(&args);
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if (!err) {
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uint64_t *guid = (uint64_t *)&buffer[4080];
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if (guid[1] == 0xC7BB98B7D0324863 && guid[0] == 0xBB2C23990E9C722F) {
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fprintf(stderr, "Error: Log page has 'OCP unsupported Requirements' GUID\n");
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err = -EBADMSG;
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goto closefd;
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}
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if (!cfg.raw_binary)
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show_temp_stats((struct temp_stats *) buffer);
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else
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d_raw(buffer, sizeof(struct temp_stats));
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} else if (err > 0) {
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nvme_show_status(err);
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}
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closefd:
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/* Redundant close() to make static code analysis happy */
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close(dev->direct.fd);
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dev_close(dev);
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return err;
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}
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