svn commit: r308855 - in head: sbin/nvmecontrol sys/dev/nvme
Warner Losh
imp at FreeBSD.org
Sat Nov 19 17:18:53 UTC 2016
Author: imp
Date: Sat Nov 19 17:13:08 2016
New Revision: 308855
URL: https://svnweb.freebsd.org/changeset/base/308855
Log:
Implement HGST Log page 0xc1, as documented in the HGST SN100 and
SN150 product manuals. Subpage 0x32 is documented, but not implemented.
Sponsored by: Netflix, Inc
Modified:
head/sbin/nvmecontrol/logpage.c
head/sys/dev/nvme/nvme.h
Modified: head/sbin/nvmecontrol/logpage.c
==============================================================================
--- head/sbin/nvmecontrol/logpage.c Sat Nov 19 17:13:03 2016 (r308854)
+++ head/sbin/nvmecontrol/logpage.c Sat Nov 19 17:13:08 2016 (r308855)
@@ -56,6 +56,25 @@ __FBSDID("$FreeBSD$");
typedef void (*print_fn_t)(void *buf, uint32_t size);
+struct kv_name
+{
+ uint32_t key;
+ const char *name;
+};
+
+static const char *
+kv_lookup(const struct kv_name *kv, size_t kv_count, uint32_t key)
+{
+ static char bad[32];
+ size_t i;
+
+ for (i = 0; i < kv_count; i++, kv++)
+ if (kv->key == key)
+ return kv->name;
+ snprintf(bad, sizeof(bad), "Attribute %#x", key);
+ return bad;
+}
+
/*
* 128-bit integer augments to standard values
*/
@@ -283,6 +302,405 @@ print_intel_temp_stats(void *buf, uint32
}
/*
+ * 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 Temperture Time", min / 60, min % 60);
+ min = le32dec(walker);
+ walker += 4;
+ printf(" %-30s: %d:%02d:00\n", "Over Temperture Duration", min / 60, min % 60);
+ min = le32dec(walker);
+ walker += 4;
+ printf(" %-30s: %d:%02d:00\n", "Min Temperture 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(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));
+ }
+}
+
+/*
* Table of log page printer / sizing.
*
* This includes Intel specific pages that are widely implemented. Not
@@ -301,6 +719,8 @@ static struct logpage_function {
sizeof(struct nvme_firmware_page)},
{INTEL_LOG_TEMP_STATS, print_intel_temp_stats,
sizeof(struct intel_log_temp_stats)},
+ {HGST_INFO_LOG, print_hgst_info_log,
+ DEFAULT_SIZE},
{0, NULL,
0},
};
Modified: head/sys/dev/nvme/nvme.h
==============================================================================
--- head/sys/dev/nvme/nvme.h Sat Nov 19 17:13:03 2016 (r308854)
+++ head/sys/dev/nvme/nvme.h Sat Nov 19 17:13:08 2016 (r308855)
@@ -669,16 +669,21 @@ enum nvme_log_page {
/* 0x80-0xBF - I/O command set specific */
NVME_LOG_RES_NOTIFICATION = 0x80,
/* 0xC0-0xFF - vendor specific */
-/*
- * The following are Intel Specific log pages, but they seem to
- * be widely implemented.
- */
+
+ /*
+ * The following are Intel Specific log pages, but they seem
+ * to be widely implemented.
+ */
INTEL_LOG_READ_LAT_LOG = 0xc1,
INTEL_LOG_WRITE_LAT_LOG = 0xc2,
INTEL_LOG_TEMP_STATS = 0xc5,
INTEL_LOG_ADD_SMART = 0xca,
INTEL_LOG_DRIVE_MKT_NAME = 0xdd,
+ /*
+ * HGST log page, with lots ofs sub pages.
+ */
+ HGST_INFO_LOG = 0xc1,
};
struct nvme_error_information_entry {
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