diff --git a/sbin/nvmecontrol/modules/wdc/wdc.c b/sbin/nvmecontrol/modules/wdc/wdc.c index 050458a8812f..a60f72942186 100644 --- a/sbin/nvmecontrol/modules/wdc/wdc.c +++ b/sbin/nvmecontrol/modules/wdc/wdc.c @@ -1,819 +1,817 @@ /*- * Copyright (c) 2017 Netflix, Inc. * * 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 __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include #include #include #include #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; uint8_t data_area; } opt = { .template = NULL, .dev = NULL, .data_area = 0, }; static const struct opts opts[] = { OPT("template", 'o', arg_string, opt, template, "Template for paths to use for different logs"), OPT("data-area", 'd', arg_uint8, opt, data_area, "Data-area to retrieve up to"), 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_VID 0x1c58 #define WDC_NVME_VID_2 0x1b96 #define WDC_NVME_VID_3 0x15b7 #define WDC_NVME_TOC_SIZE 0x8 #define WDC_NVME_LOG_SIZE_HDR_LEN 0x8 #define WDC_NVME_CAP_DIAG_OPCODE_E6 0xe6 #define WDC_NVME_CAP_DIAG_CMD 0x0000 #define WDC_NVME_CAP_DIAG_OPCODE_FA 0xfa #define WDC_NVME_DUI_MAX_SECTIONS_V0 0x3c #define WDC_NVME_DUI_MAX_SECTIONS_V1 0x3a #define WDC_NVME_DUI_MAX_SECTIONS_V2 0x26 #define WDC_NVME_DUI_MAX_SECTIONS_V3 0x23 typedef enum wdc_dui_header { WDC_DUI_HEADER_VER_0 = 0, WDC_DUI_HEADER_VER_1, WDC_DUI_HEADER_VER_2, WDC_DUI_HEADER_VER_3, } wdc_dui_header; 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); if (read_controller_data(fd, &cdata)) errx(EX_IOERR, "Identify request failed"); 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, bool e6lg_flag) { struct nvme_pt_command pt; memset(&pt, 0, sizeof(pt)); pt.cmd.opc = opcode; pt.cmd.cdw10 = htole32(len / sizeof(uint32_t)); pt.cmd.cdw12 = htole32(cmd); if (e6lg_flag) pt.cmd.cdw11 = htole32(off / sizeof(uint32_t)); else pt.cmd.cdw13 = htole32(off / sizeof(uint32_t)); pt.buf = buffer; pt.len = buflen; pt.is_read = 1; if (ioctl(fd, NVME_PASSTHROUGH_CMD, &pt) < 0) err(EX_IOERR, "wdc_get_data request failed"); if (nvme_completion_is_error(&pt.cpl)) errx(EX_IOERR, "wdc_get_data request returned error"); } static void wdc_do_dump_e6(int fd, char *tmpl, const char *suffix, uint32_t opcode, uint32_t cmd, int len_off) { int first; int fd2; uint8_t *buf, *hdr; uint64_t max_xfer_size; uint32_t len, offset; size_t resid; bool e6lg_flag = false; wdc_append_serial_name(fd, tmpl, MAXPATHLEN, suffix); /* Read Log Dump header */ len = WDC_NVME_LOG_SIZE_HDR_LEN; offset = 0; hdr = malloc(len); if (hdr == NULL) errx(EX_OSERR, "Can't get buffer to read dump"); wdc_get_data(fd, opcode, len, offset, cmd, hdr, len, false); if (memcmp("E6LG", hdr, 4) == 0) { e6lg_flag = true; } /* XXX overwrite protection? */ fd2 = open(tmpl, O_WRONLY | O_CREAT | O_TRUNC, 0644); if (fd2 < 0) err(EX_CANTCREAT, "open %s", tmpl); if (ioctl(fd, NVME_GET_MAX_XFER_SIZE, &max_xfer_size) < 0) err(EX_IOERR, "query max transfer size failed"); buf = aligned_alloc(PAGE_SIZE, max_xfer_size); if (buf == NULL) errx(EX_OSERR, "Can't get buffer to read dump"); offset = 0; len = max_xfer_size; first = 1; do { resid = MIN(len, max_xfer_size); wdc_get_data(fd, opcode, resid, offset, cmd, buf, resid, e6lg_flag); if (first) { len = be32dec(buf + len_off); if (len == 0) errx(EX_PROTOCOL, "No data for %s", suffix); 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(EX_IOERR, "write"); offset += resid; len -= resid; } while (len > 0); free(hdr); free(buf); close(fd2); } static void wdc_get_data_dui(int fd, uint32_t opcode, uint32_t len, uint64_t off, uint8_t *buffer, size_t buflen) { struct nvme_pt_command pt; memset(&pt, 0, sizeof(pt)); pt.cmd.opc = opcode; pt.cmd.nsid = NONE; pt.cmd.cdw10 = htole32((len / sizeof(uint32_t)) - 1) ; pt.cmd.cdw12 = htole32(off & 0xFFFFFFFFu); pt.cmd.cdw13 = htole32(off >> 32); pt.buf = buffer; pt.len = buflen; pt.is_read = 1; if (ioctl(fd, NVME_PASSTHROUGH_CMD, &pt) < 0) err(EX_IOERR, "wdc_get_data_dui request failed"); if (nvme_completion_is_error(&pt.cpl)) errx(EX_IOERR, "wdc_get_data_dui request returned error"); } static uint8_t wdc_get_dui_max_sections(uint16_t header_ver) { switch (header_ver) { case WDC_DUI_HEADER_VER_0: return WDC_NVME_DUI_MAX_SECTIONS_V0; case WDC_DUI_HEADER_VER_1: return WDC_NVME_DUI_MAX_SECTIONS_V1; case WDC_DUI_HEADER_VER_2: return WDC_NVME_DUI_MAX_SECTIONS_V2; case WDC_DUI_HEADER_VER_3: return WDC_NVME_DUI_MAX_SECTIONS_V3; } return 0; } static void wdc_get_dui_log_size(int fd, uint32_t opcode, uint8_t data_area, uint64_t *log_size, int len_off) { uint8_t *hdr; uint8_t max_sections; int i, j; uint16_t hdr_ver; uint16_t len; uint64_t dui_size; dui_size = 0; len = 1024; hdr = (uint8_t*)malloc(len); if (hdr == NULL) errx(EX_OSERR, "Can't get buffer to read header"); wdc_get_data_dui(fd, opcode, len, 0, hdr, len); hdr += len_off; hdr_ver = ((*hdr & 0xF) != 0)? *hdr : le16dec(hdr); max_sections = wdc_get_dui_max_sections(hdr_ver); if (hdr_ver == 0 || hdr_ver == 1) { dui_size = (uint64_t)le32dec(hdr + 4); if (dui_size == 0) { hdr += 8; for (i = 0, j = 0; i < (int)max_sections; i++, j+=8) dui_size += (uint64_t)le32dec(hdr + j + 4); } } else if (hdr_ver == 2 || hdr_ver == 3) { if (data_area == 0) { dui_size = le64dec(hdr + 4); if (dui_size == 0) { hdr += 12; for (i = 0, j = 0 ; i < (int)max_sections; i++, j+=12) dui_size += le64dec(hdr + j + 4); } } else { hdr += 12; for (i = 0, j = 0; i < (int)max_sections; i++, j+=12) { if (le16dec(hdr + j + 2) <= data_area) dui_size += le64dec(hdr + j + 4); else break; } } } else errx(EX_PROTOCOL, "ERROR : No valid header "); *log_size = dui_size; free(hdr); } static void wdc_do_dump_dui(int fd, char *tmpl, uint8_t data_area, const char *suffix, uint32_t opcode, int len_off) { int fd2, first; uint8_t *buf; uint64_t max_xfer_size; uint16_t hdr_ver; uint64_t log_len, offset; size_t resid; wdc_append_serial_name(fd, tmpl, MAXPATHLEN, suffix); wdc_get_dui_log_size(fd, opcode, data_area, &log_len, len_off); if (log_len == 0) errx(EX_PROTOCOL, "No data for %s", suffix); fd2 = open(tmpl, O_WRONLY | O_CREAT | O_TRUNC, 0644); if (fd2 < 0) err(EX_CANTCREAT, "open %s", tmpl); if (ioctl(fd, NVME_GET_MAX_XFER_SIZE, &max_xfer_size) < 0) err(EX_IOERR, "query max transfer size failed"); buf = aligned_alloc(PAGE_SIZE, max_xfer_size); if (buf == NULL) errx(EX_OSERR, "Can't get buffer to read dump"); offset = 0; first = 1; while (log_len > 0) { resid = MIN(log_len, max_xfer_size); wdc_get_data_dui(fd, opcode, resid, offset, buf, resid); if (first) { hdr_ver = ((buf[len_off] & 0xF) != 0) ? (buf[len_off]) : (le16dec(buf + len_off)); printf("Dumping %jd bytes of version %d log to %s\n", (uintmax_t)log_len, hdr_ver, tmpl); first = 0; } if (write(fd2, buf, resid) != (ssize_t)resid) err(EX_IOERR, "write"); offset += resid; log_len -= resid; } free(buf); close(fd2); } static void wdc_cap_diag(const struct cmd *f, int argc, char *argv[]) { char tmpl[MAXPATHLEN]; int fd; struct nvme_controller_data cdata; uint32_t vid; if (arg_parse(argc, argv, f)) return; if (opt.template == NULL) { fprintf(stderr, "Missing template arg.\n"); arg_help(argc, argv, f); } if (opt.data_area > 4) { fprintf(stderr, "Data area range 1-4, supplied %d.\n", opt.data_area); arg_help(argc, argv, f); } strlcpy(tmpl, opt.template, sizeof(tmpl)); open_dev(opt.dev, &fd, 1, 1); if (read_controller_data(fd, &cdata)) errx(EX_IOERR, "Identify request failed"); vid = cdata.vid; switch (vid) { case WDC_NVME_VID : case WDC_NVME_VID_2 : wdc_do_dump_e6(fd, tmpl, "cap_diag", WDC_NVME_CAP_DIAG_OPCODE_E6, WDC_NVME_CAP_DIAG_CMD, 4); break; case WDC_NVME_VID_3 : wdc_do_dump_dui(fd, tmpl, opt.data_area, "cap_diag", WDC_NVME_CAP_DIAG_OPCODE_FA, 512); break; default: errx(EX_UNAVAILABLE, "ERROR : WDC: unsupported device (%#x) for this command", vid); } close(fd); exit(0); } 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 && wsp < esp; 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++; + walker += 2; /* Page count */ 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);