e2ed7941e0
These are all hgst/wdc specific, so move them into the wdc.c to live with the wdc command. Sponsored by: Netflix Differential Revision: https://reviews.freebsd.org/D18403
609 lines
18 KiB
C
609 lines
18 KiB
C
/*-
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* Copyright (c) 2017 Netflix, Inc
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/ioccom.h>
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#include <sys/endian.h>
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#include <ctype.h>
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#include <err.h>
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#include <fcntl.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "nvmecontrol.h"
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#define WDC_USAGE \
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" nvmecontrol wdc (cap-diag|drive-log|get-crash-dump|purge|purge-montior)\n"
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SET_DECLARE(wdc, struct nvme_function);
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#define WDC_NVME_TOC_SIZE 8
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#define WDC_NVME_CAP_DIAG_OPCODE 0xe6
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#define WDC_NVME_CAP_DIAG_CMD 0x0000
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static void wdc_cap_diag(int argc, char *argv[]);
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#define WDC_CAP_DIAG_USAGE "\tnvmecontrol wdc cap-diag [-o path-template]\n"
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NVME_COMMAND(wdc, cap-diag, wdc_cap_diag, WDC_CAP_DIAG_USAGE);
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static void
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wdc_append_serial_name(int fd, char *buf, size_t len, const char *suffix)
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{
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struct nvme_controller_data cdata;
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char sn[NVME_SERIAL_NUMBER_LENGTH + 1];
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char *walker;
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len -= strlen(buf);
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buf += strlen(buf);
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read_controller_data(fd, &cdata);
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memcpy(sn, cdata.sn, NVME_SERIAL_NUMBER_LENGTH);
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walker = sn + NVME_SERIAL_NUMBER_LENGTH - 1;
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while (walker > sn && *walker == ' ')
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walker--;
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*++walker = '\0';
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snprintf(buf, len, "%s%s.bin", sn, suffix);
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}
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static void
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wdc_get_data(int fd, uint32_t opcode, uint32_t len, uint32_t off, uint32_t cmd,
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uint8_t *buffer, size_t buflen)
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{
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struct nvme_pt_command pt;
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memset(&pt, 0, sizeof(pt));
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pt.cmd.opc = opcode;
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pt.cmd.cdw10 = htole32(len / sizeof(uint32_t)); /* - 1 like all the others ??? */
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pt.cmd.cdw11 = htole32(off / sizeof(uint32_t));
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pt.cmd.cdw12 = htole32(cmd);
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pt.buf = buffer;
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pt.len = buflen;
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pt.is_read = 1;
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// printf("opcode %#x cdw10(len) %#x cdw11(offset?) %#x cdw12(cmd/sub) %#x buflen %zd\n",
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// (int)opcode, (int)cdw10, (int)cdw11, (int)cdw12, buflen);
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if (ioctl(fd, NVME_PASSTHROUGH_CMD, &pt) < 0)
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err(1, "wdc_get_data request failed");
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if (nvme_completion_is_error(&pt.cpl))
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errx(1, "wdc_get_data request returned error");
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}
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static void
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wdc_do_dump(int fd, char *tmpl, const char *suffix, uint32_t opcode,
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uint32_t cmd, int len_off)
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{
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int first;
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int fd2;
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uint8_t *buf;
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uint32_t len, offset;
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size_t resid;
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wdc_append_serial_name(fd, tmpl, MAXPATHLEN, suffix);
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/* XXX overwrite protection? */
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fd2 = open(tmpl, O_WRONLY | O_CREAT | O_TRUNC, 0644);
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if (fd2 < 0)
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err(1, "open %s", tmpl);
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buf = aligned_alloc(PAGE_SIZE, NVME_MAX_XFER_SIZE);
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if (buf == NULL)
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errx(1, "Can't get buffer to read dump");
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offset = 0;
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len = NVME_MAX_XFER_SIZE;
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first = 1;
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do {
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resid = len > NVME_MAX_XFER_SIZE ? NVME_MAX_XFER_SIZE : len;
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wdc_get_data(fd, opcode, resid, offset, cmd, buf, resid);
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if (first) {
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len = be32dec(buf + len_off);
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if (len == 0)
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errx(1, "No data for %s", suffix);
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if (memcmp("E6LG", buf, 4) != 0)
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printf("Expected header of E6LG, found '%4.4s' instead\n",
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buf);
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printf("Dumping %d bytes of version %d.%d log to %s\n", len,
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buf[8], buf[9], tmpl);
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/*
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* Adjust amount to dump if total dump < 1MB,
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* though it likely doesn't matter to the WDC
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* analysis tools.
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*/
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if (resid > len)
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resid = len;
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first = 0;
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}
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if (write(fd2, buf, resid) != (ssize_t)resid)
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err(1, "write");
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offset += resid;
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len -= resid;
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} while (len > 0);
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free(buf);
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close(fd2);
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}
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static void
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wdc_cap_diag_usage(void)
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{
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fprintf(stderr, "usage:\n");
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fprintf(stderr, WDC_CAP_DIAG_USAGE);
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exit(1);
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}
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static void
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wdc_cap_diag(int argc, char *argv[])
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{
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char path_tmpl[MAXPATHLEN];
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int ch, fd;
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path_tmpl[0] = '\0';
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while ((ch = getopt(argc, argv, "o:")) != -1) {
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switch ((char)ch) {
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case 'o':
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strlcpy(path_tmpl, optarg, MAXPATHLEN);
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break;
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default:
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wdc_cap_diag_usage();
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}
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}
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/* Check that a controller was specified. */
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if (optind >= argc)
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wdc_cap_diag_usage();
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open_dev(argv[optind], &fd, 1, 1);
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wdc_do_dump(fd, path_tmpl, "cap_diag", WDC_NVME_CAP_DIAG_OPCODE,
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WDC_NVME_CAP_DIAG_CMD, 4);
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close(fd);
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exit(1);
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}
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static void
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wdc(int argc, char *argv[])
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{
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DISPATCH(argc, argv, wdc);
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}
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/*
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* HGST's 0xc1 page. This is a grab bag of additional data. Please see
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* https://www.hgst.com/sites/default/files/resources/US_SN150_ProdManual.pdf
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* https://www.hgst.com/sites/default/files/resources/US_SN100_ProdManual.pdf
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* Appendix A for details
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*/
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typedef void (*subprint_fn_t)(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
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struct subpage_print
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{
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uint16_t key;
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subprint_fn_t fn;
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};
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static void print_hgst_info_write_errors(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
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static void print_hgst_info_read_errors(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
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static void print_hgst_info_verify_errors(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
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static void print_hgst_info_self_test(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
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static void print_hgst_info_background_scan(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
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static void print_hgst_info_erase_errors(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
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static void print_hgst_info_erase_counts(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
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static void print_hgst_info_temp_history(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
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static void print_hgst_info_ssd_perf(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
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static void print_hgst_info_firmware_load(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
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static struct subpage_print hgst_subpage[] = {
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{ 0x02, print_hgst_info_write_errors },
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{ 0x03, print_hgst_info_read_errors },
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{ 0x05, print_hgst_info_verify_errors },
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{ 0x10, print_hgst_info_self_test },
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{ 0x15, print_hgst_info_background_scan },
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{ 0x30, print_hgst_info_erase_errors },
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{ 0x31, print_hgst_info_erase_counts },
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{ 0x32, print_hgst_info_temp_history },
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{ 0x37, print_hgst_info_ssd_perf },
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{ 0x38, print_hgst_info_firmware_load },
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};
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/* Print a subpage that is basically just key value pairs */
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static void
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print_hgst_info_subpage_gen(void *buf, uint16_t subtype __unused, uint32_t size,
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const struct kv_name *kv, size_t kv_count)
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{
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uint8_t *wsp, *esp;
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uint16_t ptype;
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uint8_t plen;
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uint64_t param;
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int i;
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wsp = buf;
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esp = wsp + size;
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while (wsp < esp) {
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ptype = le16dec(wsp);
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wsp += 2;
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wsp++; /* Flags, just ignore */
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plen = *wsp++;
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param = 0;
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for (i = 0; i < plen; i++)
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param |= (uint64_t)*wsp++ << (i * 8);
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printf(" %-30s: %jd\n", kv_lookup(kv, kv_count, ptype), (uintmax_t)param);
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}
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}
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static void
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print_hgst_info_write_errors(void *buf, uint16_t subtype, uint8_t res __unused, uint32_t size)
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{
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static struct kv_name kv[] =
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{
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{ 0x0000, "Corrected Without Delay" },
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{ 0x0001, "Corrected Maybe Delayed" },
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{ 0x0002, "Re-Writes" },
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{ 0x0003, "Errors Corrected" },
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{ 0x0004, "Correct Algorithm Used" },
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{ 0x0005, "Bytes Processed" },
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{ 0x0006, "Uncorrected Errors" },
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{ 0x8000, "Flash Write Commands" },
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{ 0x8001, "HGST Special" },
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};
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printf("Write Errors Subpage:\n");
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print_hgst_info_subpage_gen(buf, subtype, size, kv, nitems(kv));
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}
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static void
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print_hgst_info_read_errors(void *buf, uint16_t subtype, uint8_t res __unused, uint32_t size)
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{
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static struct kv_name kv[] =
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{
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{ 0x0000, "Corrected Without Delay" },
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{ 0x0001, "Corrected Maybe Delayed" },
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{ 0x0002, "Re-Reads" },
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{ 0x0003, "Errors Corrected" },
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{ 0x0004, "Correct Algorithm Used" },
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{ 0x0005, "Bytes Processed" },
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{ 0x0006, "Uncorrected Errors" },
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{ 0x8000, "Flash Read Commands" },
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{ 0x8001, "XOR Recovered" },
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{ 0x8002, "Total Corrected Bits" },
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};
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printf("Read Errors Subpage:\n");
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print_hgst_info_subpage_gen(buf, subtype, size, kv, nitems(kv));
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}
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static void
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print_hgst_info_verify_errors(void *buf, uint16_t subtype, uint8_t res __unused, uint32_t size)
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{
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static struct kv_name kv[] =
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{
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{ 0x0000, "Corrected Without Delay" },
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{ 0x0001, "Corrected Maybe Delayed" },
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{ 0x0002, "Re-Reads" },
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{ 0x0003, "Errors Corrected" },
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{ 0x0004, "Correct Algorithm Used" },
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{ 0x0005, "Bytes Processed" },
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{ 0x0006, "Uncorrected Errors" },
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{ 0x8000, "Commands Processed" },
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};
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printf("Verify Errors Subpage:\n");
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print_hgst_info_subpage_gen(buf, subtype, size, kv, nitems(kv));
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}
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static void
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print_hgst_info_self_test(void *buf, uint16_t subtype __unused, uint8_t res __unused, uint32_t size)
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{
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size_t i;
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uint8_t *walker = buf;
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uint16_t code, hrs;
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uint32_t lba;
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printf("Self Test Subpage:\n");
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for (i = 0; i < size / 20; i++) { /* Each entry is 20 bytes */
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code = le16dec(walker);
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walker += 2;
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walker++; /* Ignore fixed flags */
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if (*walker == 0) /* Last entry is zero length */
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break;
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if (*walker++ != 0x10) {
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printf("Bad length for self test report\n");
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return;
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}
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printf(" %-30s: %d\n", "Recent Test", code);
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printf(" %-28s: %#x\n", "Self-Test Results", *walker & 0xf);
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printf(" %-28s: %#x\n", "Self-Test Code", (*walker >> 5) & 0x7);
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walker++;
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printf(" %-28s: %#x\n", "Self-Test Number", *walker++);
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hrs = le16dec(walker);
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walker += 2;
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lba = le32dec(walker);
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walker += 4;
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printf(" %-28s: %u\n", "Total Power On Hrs", hrs);
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printf(" %-28s: %#jx (%jd)\n", "LBA", (uintmax_t)lba, (uintmax_t)lba);
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printf(" %-28s: %#x\n", "Sense Key", *walker++ & 0xf);
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printf(" %-28s: %#x\n", "Additional Sense Code", *walker++);
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printf(" %-28s: %#x\n", "Additional Sense Qualifier", *walker++);
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printf(" %-28s: %#x\n", "Vendor Specific Detail", *walker++);
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}
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}
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static void
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print_hgst_info_background_scan(void *buf, uint16_t subtype __unused, uint8_t res __unused, uint32_t size)
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{
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uint8_t *walker = buf;
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uint8_t status;
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uint16_t code, nscan, progress;
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uint32_t pom, nand;
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printf("Background Media Scan Subpage:\n");
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/* Decode the header */
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code = le16dec(walker);
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walker += 2;
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walker++; /* Ignore fixed flags */
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if (*walker++ != 0x10) {
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printf("Bad length for background scan header\n");
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return;
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}
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if (code != 0) {
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printf("Expceted code 0, found code %#x\n", code);
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return;
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}
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pom = le32dec(walker);
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walker += 4;
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walker++; /* Reserved */
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status = *walker++;
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nscan = le16dec(walker);
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walker += 2;
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progress = le16dec(walker);
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walker += 2;
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walker += 6; /* Reserved */
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printf(" %-30s: %d\n", "Power On Minutes", pom);
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printf(" %-30s: %x (%s)\n", "BMS Status", status,
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status == 0 ? "idle" : (status == 1 ? "active" : (status == 8 ? "suspended" : "unknown")));
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printf(" %-30s: %d\n", "Number of BMS", nscan);
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printf(" %-30s: %d\n", "Progress Current BMS", progress);
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/* Report retirements */
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if (walker - (uint8_t *)buf != 20) {
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printf("Coding error, offset not 20\n");
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return;
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}
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size -= 20;
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printf(" %-30s: %d\n", "BMS retirements", size / 0x18);
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while (size > 0) {
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code = le16dec(walker);
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walker += 2;
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walker++;
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if (*walker++ != 0x14) {
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printf("Bad length parameter\n");
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return;
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}
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pom = le32dec(walker);
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walker += 4;
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/*
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* Spec sheet says the following are hard coded, if true, just
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* print the NAND retirement.
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*/
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if (walker[0] == 0x41 &&
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walker[1] == 0x0b &&
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walker[2] == 0x01 &&
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walker[3] == 0x00 &&
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walker[4] == 0x00 &&
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walker[5] == 0x00 &&
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walker[6] == 0x00 &&
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walker[7] == 0x00) {
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walker += 8;
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walker += 4; /* Skip reserved */
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nand = le32dec(walker);
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walker += 4;
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printf(" %-30s: %d\n", "Retirement number", code);
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printf(" %-28s: %#x\n", "NAND (C/T)BBBPPP", nand);
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} else {
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printf("Parameter %#x entry corrupt\n", code);
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walker += 16;
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}
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}
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}
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static void
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print_hgst_info_erase_errors(void *buf, uint16_t subtype __unused, uint8_t res __unused, uint32_t size)
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{
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static struct kv_name kv[] =
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{
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{ 0x0000, "Corrected Without Delay" },
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{ 0x0001, "Corrected Maybe Delayed" },
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{ 0x0002, "Re-Erase" },
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{ 0x0003, "Errors Corrected" },
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{ 0x0004, "Correct Algorithm Used" },
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{ 0x0005, "Bytes Processed" },
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{ 0x0006, "Uncorrected Errors" },
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{ 0x8000, "Flash Erase Commands" },
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{ 0x8001, "Mfg Defect Count" },
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{ 0x8002, "Grown Defect Count" },
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{ 0x8003, "Erase Count -- User" },
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{ 0x8004, "Erase Count -- System" },
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};
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printf("Erase Errors Subpage:\n");
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|
print_hgst_info_subpage_gen(buf, subtype, size, kv, nitems(kv));
|
|
}
|
|
|
|
static void
|
|
print_hgst_info_erase_counts(void *buf, uint16_t subtype, uint8_t res __unused, uint32_t size)
|
|
{
|
|
/* My drive doesn't export this -- so not coding up */
|
|
printf("XXX: Erase counts subpage: %p, %#x %d\n", buf, subtype, size);
|
|
}
|
|
|
|
static void
|
|
print_hgst_info_temp_history(void *buf, uint16_t subtype __unused, uint8_t res __unused, uint32_t size __unused)
|
|
{
|
|
uint8_t *walker = buf;
|
|
uint32_t min;
|
|
|
|
printf("Temperature History:\n");
|
|
printf(" %-30s: %d C\n", "Current Temperature", *walker++);
|
|
printf(" %-30s: %d C\n", "Reference Temperature", *walker++);
|
|
printf(" %-30s: %d C\n", "Maximum Temperature", *walker++);
|
|
printf(" %-30s: %d C\n", "Minimum Temperature", *walker++);
|
|
min = le32dec(walker);
|
|
walker += 4;
|
|
printf(" %-30s: %d:%02d:00\n", "Max Temperature Time", min / 60, min % 60);
|
|
min = le32dec(walker);
|
|
walker += 4;
|
|
printf(" %-30s: %d:%02d:00\n", "Over Temperature Duration", min / 60, min % 60);
|
|
min = le32dec(walker);
|
|
walker += 4;
|
|
printf(" %-30s: %d:%02d:00\n", "Min Temperature Time", min / 60, min % 60);
|
|
}
|
|
|
|
static void
|
|
print_hgst_info_ssd_perf(void *buf, uint16_t subtype __unused, uint8_t res, uint32_t size __unused)
|
|
{
|
|
uint8_t *walker = buf;
|
|
uint64_t val;
|
|
|
|
printf("SSD Performance Subpage Type %d:\n", res);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "Host Read Commands", val);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "Host Read Blocks", val);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "Host Cache Read Hits Commands", val);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "Host Cache Read Hits Blocks", val);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "Host Read Commands Stalled", val);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "Host Write Commands", val);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "Host Write Blocks", val);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "Host Write Odd Start Commands", val);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "Host Write Odd End Commands", val);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "Host Write Commands Stalled", val);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "NAND Read Commands", val);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "NAND Read Blocks", val);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "NAND Write Commands", val);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "NAND Write Blocks", val);
|
|
val = le64dec(walker);
|
|
walker += 8;
|
|
printf(" %-30s: %ju\n", "NAND Read Before Writes", val);
|
|
}
|
|
|
|
static void
|
|
print_hgst_info_firmware_load(void *buf, uint16_t subtype __unused, uint8_t res __unused, uint32_t size __unused)
|
|
{
|
|
uint8_t *walker = buf;
|
|
|
|
printf("Firmware Load Subpage:\n");
|
|
printf(" %-30s: %d\n", "Firmware Downloads", le32dec(walker));
|
|
}
|
|
|
|
static void
|
|
kv_indirect(void *buf, uint32_t subtype, uint8_t res, uint32_t size, struct subpage_print *sp, size_t nsp)
|
|
{
|
|
size_t i;
|
|
|
|
for (i = 0; i < nsp; i++, sp++) {
|
|
if (sp->key == subtype) {
|
|
sp->fn(buf, subtype, res, size);
|
|
return;
|
|
}
|
|
}
|
|
printf("No handler for page type %x\n", subtype);
|
|
}
|
|
|
|
static void
|
|
print_hgst_info_log(const struct nvme_controller_data *cdata __unused, void *buf, uint32_t size __unused)
|
|
{
|
|
uint8_t *walker, *end, *subpage;
|
|
int pages;
|
|
uint16_t len;
|
|
uint8_t subtype, res;
|
|
|
|
printf("HGST Extra Info Log\n");
|
|
printf("===================\n");
|
|
|
|
walker = buf;
|
|
pages = *walker++;
|
|
walker++;
|
|
len = le16dec(walker);
|
|
walker += 2;
|
|
end = walker + len; /* Length is exclusive of this header */
|
|
|
|
while (walker < end) {
|
|
subpage = walker + 4;
|
|
subtype = *walker++ & 0x3f; /* subtype */
|
|
res = *walker++; /* Reserved */
|
|
len = le16dec(walker);
|
|
walker += len + 2; /* Length, not incl header */
|
|
if (walker > end) {
|
|
printf("Ooops! Off the end of the list\n");
|
|
break;
|
|
}
|
|
kv_indirect(subpage, subtype, res, len, hgst_subpage, nitems(hgst_subpage));
|
|
}
|
|
}
|
|
|
|
NVME_LOGPAGE(hgst_info,
|
|
HGST_INFO_LOG, "hgst", "Detailed Health/SMART",
|
|
print_hgst_info_log, DEFAULT_SIZE);
|
|
NVME_LOGPAGE(wdc_info,
|
|
HGST_INFO_LOG, "wdc", "Detailed Health/SMART",
|
|
print_hgst_info_log, DEFAULT_SIZE);
|
|
NVME_LOGPAGE(wds_info,
|
|
HGST_INFO_LOG, "wds", "Detailed Health/SMART",
|
|
print_hgst_info_log, DEFAULT_SIZE);
|
|
NVME_COMMAND(top, wdc, wdc, WDC_USAGE);
|