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-rw-r--r--freebsd/sbin/nvmecontrol/modules/wdc/wdc.c627
1 files changed, 627 insertions, 0 deletions
diff --git a/freebsd/sbin/nvmecontrol/modules/wdc/wdc.c b/freebsd/sbin/nvmecontrol/modules/wdc/wdc.c
new file mode 100644
index 00000000..4a6a90dc
--- /dev/null
+++ b/freebsd/sbin/nvmecontrol/modules/wdc/wdc.c
@@ -0,0 +1,627 @@
+#include <machine/rtems-bsd-user-space.h>
+
+/*-
+ * Copyright (c) 2017 Netflix, Inc
+ * All rights reserved.
+ *
+ * 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 <sys/endian.h>
+
+#include <ctype.h>
+#include <err.h>
+#include <fcntl.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "nvmecontrol.h"
+
+/* Tables for command line parsing */
+
+static cmd_fn_t wdc;
+static cmd_fn_t wdc_cap_diag;
+
+#define NONE 0xffffffffu
+#define NONE64 0xffffffffffffffffull
+#define OPT(l, s, t, opt, addr, desc) { l, s, t, &opt.addr, desc }
+#define OPT_END { NULL, 0, arg_none, NULL, NULL }
+
+static struct cmd wdc_cmd = {
+ .name = "wdc", .fn = wdc, .descr = "wdc vendor specific commands", .ctx_size = 0, .opts = NULL, .args = NULL,
+};
+
+CMD_COMMAND(wdc_cmd);
+
+static struct options
+{
+ const char *template;
+ const char *dev;
+} opt = {
+ .template = NULL,
+ .dev = NULL,
+};
+
+static const struct opts opts[] = {
+ OPT("template", 'o', arg_string, opt, template,
+ "Template for paths to use for different logs"),
+ OPT_END
+};
+
+static const struct args args[] = {
+ { arg_string, &opt.dev, "controller-id" },
+ { arg_none, NULL, NULL },
+};
+
+static struct cmd cap_diag_cmd = {
+ .name = "cap-diag",
+ .fn = wdc_cap_diag,
+ .descr = "Retrieve the cap-diag logs from the drive",
+ .ctx_size = sizeof(struct options),
+ .opts = opts,
+ .args = args,
+};
+
+CMD_SUBCOMMAND(wdc_cmd, cap_diag_cmd);
+
+#define WDC_NVME_TOC_SIZE 8
+
+#define WDC_NVME_CAP_DIAG_OPCODE 0xe6
+#define WDC_NVME_CAP_DIAG_CMD 0x0000
+
+static void
+wdc_append_serial_name(int fd, char *buf, size_t len, const char *suffix)
+{
+ struct nvme_controller_data cdata;
+ char sn[NVME_SERIAL_NUMBER_LENGTH + 1];
+ char *walker;
+
+ len -= strlen(buf);
+ buf += strlen(buf);
+ read_controller_data(fd, &cdata);
+ memcpy(sn, cdata.sn, NVME_SERIAL_NUMBER_LENGTH);
+ walker = sn + NVME_SERIAL_NUMBER_LENGTH - 1;
+ while (walker > sn && *walker == ' ')
+ walker--;
+ *++walker = '\0';
+ snprintf(buf, len, "%s%s.bin", sn, suffix);
+}
+
+static void
+wdc_get_data(int fd, uint32_t opcode, uint32_t len, uint32_t off, uint32_t cmd,
+ uint8_t *buffer, size_t buflen)
+{
+ struct nvme_pt_command pt;
+
+ memset(&pt, 0, sizeof(pt));
+ pt.cmd.opc = opcode;
+ pt.cmd.cdw10 = htole32(len / sizeof(uint32_t)); /* - 1 like all the others ??? */
+ pt.cmd.cdw11 = htole32(off / sizeof(uint32_t));
+ pt.cmd.cdw12 = htole32(cmd);
+ pt.buf = buffer;
+ pt.len = buflen;
+ pt.is_read = 1;
+// printf("opcode %#x cdw10(len) %#x cdw11(offset?) %#x cdw12(cmd/sub) %#x buflen %zd\n",
+// (int)opcode, (int)cdw10, (int)cdw11, (int)cdw12, buflen);
+
+ if (ioctl(fd, NVME_PASSTHROUGH_CMD, &pt) < 0)
+ err(1, "wdc_get_data request failed");
+ if (nvme_completion_is_error(&pt.cpl))
+ errx(1, "wdc_get_data request returned error");
+}
+
+static void
+wdc_do_dump(int fd, char *tmpl, const char *suffix, uint32_t opcode,
+ uint32_t cmd, int len_off)
+{
+ int first;
+ int fd2;
+ uint8_t *buf;
+ uint32_t len, offset;
+ size_t resid;
+
+ wdc_append_serial_name(fd, tmpl, MAXPATHLEN, suffix);
+
+ /* XXX overwrite protection? */
+ fd2 = open(tmpl, O_WRONLY | O_CREAT | O_TRUNC, 0644);
+ if (fd2 < 0)
+ err(1, "open %s", tmpl);
+ buf = aligned_alloc(PAGE_SIZE, NVME_MAX_XFER_SIZE);
+ if (buf == NULL)
+ errx(1, "Can't get buffer to read dump");
+ offset = 0;
+ len = NVME_MAX_XFER_SIZE;
+ first = 1;
+
+ do {
+ resid = len > NVME_MAX_XFER_SIZE ? NVME_MAX_XFER_SIZE : len;
+ wdc_get_data(fd, opcode, resid, offset, cmd, buf, resid);
+
+ if (first) {
+ len = be32dec(buf + len_off);
+ if (len == 0)
+ errx(1, "No data for %s", suffix);
+ if (memcmp("E6LG", buf, 4) != 0)
+ printf("Expected header of E6LG, found '%4.4s' instead\n",
+ buf);
+ printf("Dumping %d bytes of version %d.%d log to %s\n", len,
+ buf[8], buf[9], tmpl);
+ /*
+ * Adjust amount to dump if total dump < 1MB,
+ * though it likely doesn't matter to the WDC
+ * analysis tools.
+ */
+ if (resid > len)
+ resid = len;
+ first = 0;
+ }
+ if (write(fd2, buf, resid) != (ssize_t)resid)
+ err(1, "write");
+ offset += resid;
+ len -= resid;
+ } while (len > 0);
+ free(buf);
+ close(fd2);
+}
+
+static void
+wdc_cap_diag(const struct cmd *f, int argc, char *argv[])
+{
+ char tmpl[MAXPATHLEN];
+ int fd;
+
+ if (arg_parse(argc, argv, f))
+ return;
+ if (opt.template == NULL) {
+ fprintf(stderr, "Missing template arg.\n");
+ arg_help(argc, argv, f);
+ }
+ strlcpy(tmpl, opt.template, sizeof(tmpl));
+ open_dev(opt.dev, &fd, 1, 1);
+ wdc_do_dump(fd, tmpl, "cap_diag", WDC_NVME_CAP_DIAG_OPCODE,
+ WDC_NVME_CAP_DIAG_CMD, 4);
+
+ close(fd);
+
+ exit(1);
+}
+
+static void
+wdc(const struct cmd *nf __unused, int argc, char *argv[])
+{
+
+ cmd_dispatch(argc, argv, &wdc_cmd);
+}
+
+/*
+ * HGST's 0xc1 page. This is a grab bag of additional data. Please see
+ * https://www.hgst.com/sites/default/files/resources/US_SN150_ProdManual.pdf
+ * https://www.hgst.com/sites/default/files/resources/US_SN100_ProdManual.pdf
+ * Appendix A for details
+ */
+
+typedef void (*subprint_fn_t)(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
+
+struct subpage_print
+{
+ uint16_t key;
+ subprint_fn_t fn;
+};
+
+static void print_hgst_info_write_errors(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
+static void print_hgst_info_read_errors(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
+static void print_hgst_info_verify_errors(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
+static void print_hgst_info_self_test(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
+static void print_hgst_info_background_scan(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
+static void print_hgst_info_erase_errors(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
+static void print_hgst_info_erase_counts(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
+static void print_hgst_info_temp_history(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
+static void print_hgst_info_ssd_perf(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
+static void print_hgst_info_firmware_load(void *buf, uint16_t subtype, uint8_t res, uint32_t size);
+
+static struct subpage_print hgst_subpage[] = {
+ { 0x02, print_hgst_info_write_errors },
+ { 0x03, print_hgst_info_read_errors },
+ { 0x05, print_hgst_info_verify_errors },
+ { 0x10, print_hgst_info_self_test },
+ { 0x15, print_hgst_info_background_scan },
+ { 0x30, print_hgst_info_erase_errors },
+ { 0x31, print_hgst_info_erase_counts },
+ { 0x32, print_hgst_info_temp_history },
+ { 0x37, print_hgst_info_ssd_perf },
+ { 0x38, print_hgst_info_firmware_load },
+};
+
+/* Print a subpage that is basically just key value pairs */
+static void
+print_hgst_info_subpage_gen(void *buf, uint16_t subtype __unused, uint32_t size,
+ const struct kv_name *kv, size_t kv_count)
+{
+ uint8_t *wsp, *esp;
+ uint16_t ptype;
+ uint8_t plen;
+ uint64_t param;
+ int i;
+
+ wsp = buf;
+ esp = wsp + size;
+ while (wsp < esp) {
+ ptype = le16dec(wsp);
+ wsp += 2;
+ wsp++; /* Flags, just ignore */
+ plen = *wsp++;
+ param = 0;
+ for (i = 0; i < plen; i++)
+ param |= (uint64_t)*wsp++ << (i * 8);
+ printf(" %-30s: %jd\n", kv_lookup(kv, kv_count, ptype), (uintmax_t)param);
+ }
+}
+
+static void
+print_hgst_info_write_errors(void *buf, uint16_t subtype, uint8_t res __unused, uint32_t size)
+{
+ static struct kv_name kv[] =
+ {
+ { 0x0000, "Corrected Without Delay" },
+ { 0x0001, "Corrected Maybe Delayed" },
+ { 0x0002, "Re-Writes" },
+ { 0x0003, "Errors Corrected" },
+ { 0x0004, "Correct Algorithm Used" },
+ { 0x0005, "Bytes Processed" },
+ { 0x0006, "Uncorrected Errors" },
+ { 0x8000, "Flash Write Commands" },
+ { 0x8001, "HGST Special" },
+ };
+
+ printf("Write Errors Subpage:\n");
+ print_hgst_info_subpage_gen(buf, subtype, size, kv, nitems(kv));
+}
+
+static void
+print_hgst_info_read_errors(void *buf, uint16_t subtype, uint8_t res __unused, uint32_t size)
+{
+ static struct kv_name kv[] =
+ {
+ { 0x0000, "Corrected Without Delay" },
+ { 0x0001, "Corrected Maybe Delayed" },
+ { 0x0002, "Re-Reads" },
+ { 0x0003, "Errors Corrected" },
+ { 0x0004, "Correct Algorithm Used" },
+ { 0x0005, "Bytes Processed" },
+ { 0x0006, "Uncorrected Errors" },
+ { 0x8000, "Flash Read Commands" },
+ { 0x8001, "XOR Recovered" },
+ { 0x8002, "Total Corrected Bits" },
+ };
+
+ printf("Read Errors Subpage:\n");
+ print_hgst_info_subpage_gen(buf, subtype, size, kv, nitems(kv));
+}
+
+static void
+print_hgst_info_verify_errors(void *buf, uint16_t subtype, uint8_t res __unused, uint32_t size)
+{
+ static struct kv_name kv[] =
+ {
+ { 0x0000, "Corrected Without Delay" },
+ { 0x0001, "Corrected Maybe Delayed" },
+ { 0x0002, "Re-Reads" },
+ { 0x0003, "Errors Corrected" },
+ { 0x0004, "Correct Algorithm Used" },
+ { 0x0005, "Bytes Processed" },
+ { 0x0006, "Uncorrected Errors" },
+ { 0x8000, "Commands Processed" },
+ };
+
+ printf("Verify Errors Subpage:\n");
+ print_hgst_info_subpage_gen(buf, subtype, size, kv, nitems(kv));
+}
+
+static void
+print_hgst_info_self_test(void *buf, uint16_t subtype __unused, uint8_t res __unused, uint32_t size)
+{
+ size_t i;
+ uint8_t *walker = buf;
+ uint16_t code, hrs;
+ uint32_t lba;
+
+ printf("Self Test Subpage:\n");
+ for (i = 0; i < size / 20; i++) { /* Each entry is 20 bytes */
+ code = le16dec(walker);
+ walker += 2;
+ walker++; /* Ignore fixed flags */
+ if (*walker == 0) /* Last entry is zero length */
+ break;
+ if (*walker++ != 0x10) {
+ printf("Bad length for self test report\n");
+ return;
+ }
+ printf(" %-30s: %d\n", "Recent Test", code);
+ printf(" %-28s: %#x\n", "Self-Test Results", *walker & 0xf);
+ printf(" %-28s: %#x\n", "Self-Test Code", (*walker >> 5) & 0x7);
+ walker++;
+ printf(" %-28s: %#x\n", "Self-Test Number", *walker++);
+ hrs = le16dec(walker);
+ walker += 2;
+ lba = le32dec(walker);
+ walker += 4;
+ printf(" %-28s: %u\n", "Total Power On Hrs", hrs);
+ printf(" %-28s: %#jx (%jd)\n", "LBA", (uintmax_t)lba, (uintmax_t)lba);
+ printf(" %-28s: %#x\n", "Sense Key", *walker++ & 0xf);
+ printf(" %-28s: %#x\n", "Additional Sense Code", *walker++);
+ printf(" %-28s: %#x\n", "Additional Sense Qualifier", *walker++);
+ printf(" %-28s: %#x\n", "Vendor Specific Detail", *walker++);
+ }
+}
+
+static void
+print_hgst_info_background_scan(void *buf, uint16_t subtype __unused, uint8_t res __unused, uint32_t size)
+{
+ uint8_t *walker = buf;
+ uint8_t status;
+ uint16_t code, nscan, progress;
+ uint32_t pom, nand;
+
+ printf("Background Media Scan Subpage:\n");
+ /* Decode the header */
+ code = le16dec(walker);
+ walker += 2;
+ walker++; /* Ignore fixed flags */
+ if (*walker++ != 0x10) {
+ printf("Bad length for background scan header\n");
+ return;
+ }
+ if (code != 0) {
+ printf("Expceted code 0, found code %#x\n", code);
+ return;
+ }
+ pom = le32dec(walker);
+ walker += 4;
+ walker++; /* Reserved */
+ status = *walker++;
+ nscan = le16dec(walker);
+ walker += 2;
+ progress = le16dec(walker);
+ walker += 2;
+ walker += 6; /* Reserved */
+ printf(" %-30s: %d\n", "Power On Minutes", pom);
+ printf(" %-30s: %x (%s)\n", "BMS Status", status,
+ status == 0 ? "idle" : (status == 1 ? "active" : (status == 8 ? "suspended" : "unknown")));
+ printf(" %-30s: %d\n", "Number of BMS", nscan);
+ printf(" %-30s: %d\n", "Progress Current BMS", progress);
+ /* Report retirements */
+ if (walker - (uint8_t *)buf != 20) {
+ printf("Coding error, offset not 20\n");
+ return;
+ }
+ size -= 20;
+ printf(" %-30s: %d\n", "BMS retirements", size / 0x18);
+ while (size > 0) {
+ code = le16dec(walker);
+ walker += 2;
+ walker++;
+ if (*walker++ != 0x14) {
+ printf("Bad length parameter\n");
+ return;
+ }
+ pom = le32dec(walker);
+ walker += 4;
+ /*
+ * Spec sheet says the following are hard coded, if true, just
+ * print the NAND retirement.
+ */
+ if (walker[0] == 0x41 &&
+ walker[1] == 0x0b &&
+ walker[2] == 0x01 &&
+ walker[3] == 0x00 &&
+ walker[4] == 0x00 &&
+ walker[5] == 0x00 &&
+ walker[6] == 0x00 &&
+ walker[7] == 0x00) {
+ walker += 8;
+ walker += 4; /* Skip reserved */
+ nand = le32dec(walker);
+ walker += 4;
+ printf(" %-30s: %d\n", "Retirement number", code);
+ printf(" %-28s: %#x\n", "NAND (C/T)BBBPPP", nand);
+ } else {
+ printf("Parameter %#x entry corrupt\n", code);
+ walker += 16;
+ }
+ }
+}
+
+static void
+print_hgst_info_erase_errors(void *buf, uint16_t subtype __unused, uint8_t res __unused, uint32_t size)
+{
+ static struct kv_name kv[] =
+ {
+ { 0x0000, "Corrected Without Delay" },
+ { 0x0001, "Corrected Maybe Delayed" },
+ { 0x0002, "Re-Erase" },
+ { 0x0003, "Errors Corrected" },
+ { 0x0004, "Correct Algorithm Used" },
+ { 0x0005, "Bytes Processed" },
+ { 0x0006, "Uncorrected Errors" },
+ { 0x8000, "Flash Erase Commands" },
+ { 0x8001, "Mfg Defect Count" },
+ { 0x8002, "Grown Defect Count" },
+ { 0x8003, "Erase Count -- User" },
+ { 0x8004, "Erase Count -- System" },
+ };
+
+ printf("Erase Errors Subpage:\n");
+ 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);
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 22:42:00 +0000