/* SPDX-License-Identifier: BSD-3-Clause */ #include "eventlog.h" #include #include #include #include #include #include #include #include "common.h" #include "valstr.h" #define PATH_PCI_BUS_SHIFT 8 #define PATH_PCI_BUS_MASK 0xff #define PATH_PCI_DEV_SHIFT 3 #define PATH_PCI_DEV_MASK 0x1f #define PATH_PCI_FN_SHIFT 0 #define PATH_PCI_FN_MASK 0x03 #define PATH_I2C_MODE10BIT_SHIFT 8 #define PATH_I2C_MODE10BIT_MASK 0xff #define PATH_I2C_ADDRESS_MASK 0xff /* When true, then the separator is not printed */ static int eventlog_printf_ignore_separator_once = 1; static void eventlog_printf(const char *format, ...) { va_list args; // Separator for each field if (eventlog_printf_ignore_separator_once) eventlog_printf_ignore_separator_once = 0; else fprintf(stdout, " | "); va_start(args, format); vfprintf(stdout, format, args); va_end(args); } /* * eventlog_print_timestamp - forms the key-value pair for event timestamp * * @entry: the smbios log entry to get the data information * * Forms the key-value description pair for the event timestamp. */ static void eventlog_print_timestamp(const struct event_header *event) { const char *tm_format = "%y-%m-%d%t%H:%M:%S"; char tm_string[40]; struct tm tm; time_t time; memset(&tm, 0, sizeof(tm)); /* Time is in "hexa". Convert it to decimal, and then convert it to "tm" struct */ snprintf(tm_string, sizeof(tm_string), "%02x-%02x-%02x %02x:%02x:%02x", event->year, event->month, event->day, event->hour, event->minute, event->second); if (strptime(tm_string, tm_format, &tm) == NULL) { /* Backup in case string could not be parsed. Timezone not included */ eventlog_printf("%02d%02x-%02x-%02x %02x:%02x:%02x", (event->year > 0x80 && event->year < 0x99) ? 19 : 20, event->year, event->month, event->day, event->hour, event->minute, event->second); return; } /* Set DST flag to -1 to indicate "not available" and let * system determine if DST is on based on date */ tm.tm_isdst = -1; time = mktime(&tm); time += tm.tm_gmtoff; /* force adjust for timezone */ strftime(tm_string, sizeof(tm_string), "%Y-%m-%d %H:%M:%S", localtime(&time)); eventlog_printf("%s", tm_string); } /* * eventlog_print_type - print the type of the entry * * @entry: the smbios log entry to get type information * */ static void eventlog_print_type(const struct event_header *event) { const char *type; static const struct valstr elog_event_types[] = { /* SMBIOS Event Log types, SMBIOSv2.4 section 3.3.16.1 */ {ELOG_TYPE_UNDEFINED_EVENT, "Reserved"}, {ELOG_TYPE_SINGLE_BIT_ECC_MEM_ERR, "Single-bit ECC memory error"}, {ELOG_TYPE_MULTI_BIT_ECC_MEM_ERR, "Multi-bit ECC memory error"}, {ELOG_TYPE_MEM_PARITY_ERR, "Parity memory error"}, {ELOG_TYPE_BUS_TIMEOUT, "Bus timeout"}, {ELOG_TYPE_IO_CHECK, "I/O channel check"}, {ELOG_TYPE_SW_NMI, "Software NMI"}, {ELOG_TYPE_POST_MEM_RESIZE, "POST memory resize"}, {ELOG_TYPE_POST_ERR, "POST error"}, {ELOG_TYPE_PCI_PERR, "PCI parity error"}, {ELOG_TYPE_PCI_SERR, "PCI system error"}, {ELOG_TYPE_CPU_FAIL, "CPU failure"}, {ELOG_TYPE_EISA_TIMEOUT, "EISA failsafe timer timeout"}, {ELOG_TYPE_CORRECTABLE_MEMLOG_DIS, "Correctable memory log disabled"}, {ELOG_TYPE_LOG_DISABLED, "Logging disabled, too many errors"}, {ELOG_TYPE_UNDEFINED_EVENT2, "Reserved"}, {ELOG_TYPE_SYS_LIMIT_EXCEED, "System limit exceeded"}, {ELOG_TYPE_ASYNC_HW_TIMER_EXPIRED, "Hardware watchdog reset"}, {ELOG_TYPE_SYS_CONFIG_INFO, "System configuration information"}, {ELOG_TYPE_HDD_INFO, "Hard-disk information"}, {ELOG_TYPE_SYS_RECONFIG, "System reconfigured"}, {ELOG_TYPE_CPU_ERROR, "Uncorrectable CPU-complex error"}, {ELOG_TYPE_LOG_CLEAR, "Log area cleared"}, {ELOG_TYPE_BOOT, "System boot"}, /* Extended events defined by OEMs */ {ELOG_TYPE_OS_EVENT, "Kernel Event"}, {ELOG_TYPE_OS_BOOT, "OS Boot"}, {ELOG_TYPE_EC_EVENT, "EC Event"}, {ELOG_TYPE_POWER_FAIL, "Power Fail"}, {ELOG_TYPE_SUS_POWER_FAIL, "SUS Power Fail"}, {ELOG_TYPE_PWROK_FAIL, "PWROK Fail"}, {ELOG_TYPE_SYS_PWROK_FAIL, "SYS PWROK Fail"}, {ELOG_TYPE_POWER_ON, "Power On"}, {ELOG_TYPE_POWER_BUTTON, "Power Button"}, {ELOG_TYPE_POWER_BUTTON_OVERRIDE, "Power Button Override"}, {ELOG_TYPE_RESET_BUTTON, "Reset Button"}, {ELOG_TYPE_SYSTEM_RESET, "System Reset"}, {ELOG_TYPE_RTC_RESET, "RTC Reset"}, {ELOG_TYPE_TCO_RESET, "TCO Reset"}, {ELOG_TYPE_ACPI_ENTER, "ACPI Enter"}, {ELOG_TYPE_ACPI_WAKE, "ACPI Wake"}, {ELOG_TYPE_ACPI_DEEP_WAKE, "ACPI Wake"}, {ELOG_TYPE_S0IX_ENTER, "S0ix Enter"}, {ELOG_TYPE_S0IX_EXIT, "S0ix Exit"}, {ELOG_TYPE_WAKE_SOURCE, "Wake Source"}, {ELOG_TYPE_CROS_DEVELOPER_MODE, "Chrome OS Developer Mode"}, {ELOG_TYPE_CROS_RECOVERY_MODE, "Chrome OS Recovery Mode"}, {ELOG_TYPE_MANAGEMENT_ENGINE, "Management Engine"}, {ELOG_TYPE_MANAGEMENT_ENGINE_EXT, "Management Engine Extra"}, {ELOG_TYPE_LAST_POST_CODE, "Last post code in previous boot"}, {ELOG_TYPE_POST_EXTRA, "Extra info from previous boot"}, {ELOG_TYPE_EC_SHUTDOWN, "EC Shutdown"}, {ELOG_TYPE_SLEEP, "Sleep"}, {ELOG_TYPE_WAKE, "Wake"}, {ELOG_TYPE_FW_WAKE, "FW Wake"}, {ELOG_TYPE_MEM_CACHE_UPDATE, "Memory Cache Update"}, {ELOG_TYPE_THERM_TRIP, "CPU Thermal Trip"}, {ELOG_TYPE_CR50_UPDATE, "cr50 Update Reset"}, {ELOG_TYPE_CR50_NEED_RESET, "cr50 Reset Required"}, {ELOG_TYPE_EC_DEVICE_EVENT, "EC Device"}, {ELOG_TYPE_EXTENDED_EVENT, "Extended Event"}, {ELOG_TYPE_EOL, "End of log"}, }; /* Passing NULL as default, because we want to print the event->type if it fails */ type = val2str_default(event->type, elog_event_types, NULL); if (type == NULL) { /* Indicate unknown type in value pair */ eventlog_printf("Unknown"); eventlog_printf("0x%02x", event->type); return; } eventlog_printf("%s", type); } /* * CMOS Extra log format: * [31:24] = Extra Log Type * [23:0] = Extra Log Data * * If Extra Log Type is 0x01 then Data is Device Path * [23:16] = Device Type * [15:0] = Encoded Device Path */ static int eventlog_print_post_extra(uint32_t extra) { static const struct valstr path_type_values[] = { {ELOG_DEV_PATH_TYPE_NONE, "None"}, {ELOG_DEV_PATH_TYPE_ROOT, "Root"}, {ELOG_DEV_PATH_TYPE_PCI, "PCI"}, {ELOG_DEV_PATH_TYPE_PNP, "PNP"}, {ELOG_DEV_PATH_TYPE_I2C, "I2C"}, {ELOG_DEV_PATH_TYPE_APIC, "APIC"}, {ELOG_DEV_PATH_TYPE_DOMAIN, "DOMAIN"}, {ELOG_DEV_PATH_TYPE_CPU_CLUSTER, "CPU Cluster"}, {ELOG_DEV_PATH_TYPE_CPU, "CPU"}, {ELOG_DEV_PATH_TYPE_CPU_BUS, "CPU Bus"}, {ELOG_DEV_PATH_TYPE_IOAPIC, "IO-APIC"}, {0, NULL}, }; const uint8_t type = (extra >> 16) & 0xff; /* Currently only know how to print device path */ if ((extra >> 24) != ELOG_TYPE_POST_EXTRA_PATH) { eventlog_printf("0x%08x", extra); return 0; } eventlog_printf("%s", val2str(type, path_type_values)); /* Handle different device path types */ switch (type) { case ELOG_DEV_PATH_TYPE_PCI: eventlog_printf("%02x:%02x.%1x", (extra >> PATH_PCI_BUS_SHIFT) & PATH_PCI_BUS_MASK, (extra >> PATH_PCI_DEV_SHIFT) & PATH_PCI_DEV_MASK, (extra >> PATH_PCI_FN_SHIFT) & PATH_PCI_FN_MASK); break; case ELOG_DEV_PATH_TYPE_PNP: case ELOG_DEV_PATH_TYPE_I2C: eventlog_printf("%02x:%02x", (extra >> PATH_I2C_MODE10BIT_SHIFT) & PATH_I2C_MODE10BIT_MASK, extra & PATH_I2C_ADDRESS_MASK); break; case ELOG_DEV_PATH_TYPE_APIC: case ELOG_DEV_PATH_TYPE_DOMAIN: case ELOG_DEV_PATH_TYPE_CPU_CLUSTER: case ELOG_DEV_PATH_TYPE_CPU: case ELOG_DEV_PATH_TYPE_CPU_BUS: case ELOG_DEV_PATH_TYPE_IOAPIC: eventlog_printf("0x%04x", extra & 0xffff); break; } return 0; } /* * eventlog_print_data - print the data associated with the entry * * @event: the smbios log entry to get the data information * * Returns 0 on failure, 1 on success. */ static int eventlog_print_data(const struct event_header *event) { static const struct valstr os_events[] = { {ELOG_OS_EVENT_CLEAN, "Clean Shutdown"}, {ELOG_OS_EVENT_NMIWDT, "NMI Watchdog"}, {ELOG_OS_EVENT_PANIC, "Panic"}, {ELOG_OS_EVENT_OOPS, "Oops"}, {ELOG_OS_EVENT_DIE, "Die"}, {ELOG_OS_EVENT_MCE, "MCE"}, {ELOG_OS_EVENT_SOFTWDT, "Software Watchdog"}, {ELOG_OS_EVENT_MBE, "Multi-bit Error"}, {ELOG_OS_EVENT_TRIPLE, "Triple Fault"}, {ELOG_OS_EVENT_THERMAL, "Critical Thermal Threshold"}, {0, NULL}, }; static const struct valstr wake_source_types[] = { {ELOG_WAKE_SOURCE_PCIE, "PCI Express"}, {ELOG_WAKE_SOURCE_PME, "PCI PME"}, {ELOG_WAKE_SOURCE_PME_INTERNAL, "Internal PME"}, {ELOG_WAKE_SOURCE_RTC, "RTC Alarm"}, {ELOG_WAKE_SOURCE_GPE, "GPE #"}, {ELOG_WAKE_SOURCE_SMBUS, "SMBALERT"}, {ELOG_WAKE_SOURCE_PWRBTN, "Power Button"}, {ELOG_WAKE_SOURCE_PME_HDA, "PME - HDA"}, {ELOG_WAKE_SOURCE_PME_GBE, "PME - GBE"}, {ELOG_WAKE_SOURCE_PME_EMMC, "PME - EMMC"}, {ELOG_WAKE_SOURCE_PME_SDCARD, "PME - SDCARD"}, {ELOG_WAKE_SOURCE_PME_PCIE1, "PME - PCIE1"}, {ELOG_WAKE_SOURCE_PME_PCIE2, "PME - PCIE2"}, {ELOG_WAKE_SOURCE_PME_PCIE3, "PME - PCIE3"}, {ELOG_WAKE_SOURCE_PME_PCIE4, "PME - PCIE4"}, {ELOG_WAKE_SOURCE_PME_PCIE5, "PME - PCIE5"}, {ELOG_WAKE_SOURCE_PME_PCIE6, "PME - PCIE6"}, {ELOG_WAKE_SOURCE_PME_PCIE7, "PME - PCIE7"}, {ELOG_WAKE_SOURCE_PME_PCIE8, "PME - PCIE8"}, {ELOG_WAKE_SOURCE_PME_PCIE9, "PME - PCIE9"}, {ELOG_WAKE_SOURCE_PME_PCIE10, "PME - PCIE10"}, {ELOG_WAKE_SOURCE_PME_PCIE11, "PME - PCIE11"}, {ELOG_WAKE_SOURCE_PME_PCIE12, "PME - PCIE12"}, {ELOG_WAKE_SOURCE_PME_SATA, "PME - SATA"}, {ELOG_WAKE_SOURCE_PME_CSE, "PME - CSE"}, {ELOG_WAKE_SOURCE_PME_CSE2, "PME - CSE2"}, {ELOG_WAKE_SOURCE_PME_CSE3, "PME - CSE"}, {ELOG_WAKE_SOURCE_PME_XHCI, "PME - XHCI"}, {ELOG_WAKE_SOURCE_PME_XDCI, "PME - XDCI"}, {ELOG_WAKE_SOURCE_PME_XHCI_USB_2, "PME - XHCI (USB 2.0 port)"}, {ELOG_WAKE_SOURCE_PME_XHCI_USB_3, "PME - XHCI (USB 3.0 port)"}, {ELOG_WAKE_SOURCE_PME_WIFI, "PME - WIFI"}, {ELOG_WAKE_SOURCE_PME_PCIE13, "PME - PCIE13"}, {ELOG_WAKE_SOURCE_PME_PCIE14, "PME - PCIE14"}, {ELOG_WAKE_SOURCE_PME_PCIE15, "PME - PCIE15"}, {ELOG_WAKE_SOURCE_PME_PCIE16, "PME - PCIE16"}, {ELOG_WAKE_SOURCE_PME_PCIE17, "PME - PCIE17"}, {ELOG_WAKE_SOURCE_PME_PCIE18, "PME - PCIE18"}, {ELOG_WAKE_SOURCE_PME_PCIE19, "PME - PCIE19"}, {ELOG_WAKE_SOURCE_PME_PCIE20, "PME - PCIE20"}, {ELOG_WAKE_SOURCE_PME_PCIE21, "PME - PCIE21"}, {ELOG_WAKE_SOURCE_PME_PCIE22, "PME - PCIE22"}, {ELOG_WAKE_SOURCE_PME_PCIE23, "PME - PCIE23"}, {ELOG_WAKE_SOURCE_PME_PCIE24, "PME - PCIE24"}, {ELOG_WAKE_SOURCE_GPIO, " GPIO #"}, {ELOG_WAKE_SOURCE_PME_TBT, "PME - Thunderbolt"}, {ELOG_WAKE_SOURCE_PME_TCSS_XHCI, "PME - TCSS XHCI"}, {ELOG_WAKE_SOURCE_PME_TCSS_XHCI, "PME - TCSS XDCI"}, {ELOG_WAKE_SOURCE_PME_TCSS_XHCI, "PME - TCSS DMA"}, {0, NULL}, }; static const struct valstr ec_event_types[] = { {EC_EVENT_LID_CLOSED, "Lid Closed"}, {EC_EVENT_LID_OPEN, "Lid Open"}, {EC_EVENT_POWER_BUTTON, "Power Button"}, {EC_EVENT_AC_CONNECTED, "AC Connected"}, {EC_EVENT_AC_DISCONNECTED, "AC Disconnected"}, {EC_EVENT_BATTERY_LOW, "Battery Low"}, {EC_EVENT_BATTERY_CRITICAL, "Battery Critical"}, {EC_EVENT_BATTERY, "Battery"}, {EC_EVENT_THERMAL_THRESHOLD, "Thermal Threshold"}, {EC_EVENT_DEVICE_EVENT, "Device Event"}, {EC_EVENT_THERMAL, "Thermal"}, {EC_EVENT_USB_CHARGER, "USB Charger"}, {EC_EVENT_KEY_PRESSED, "Key Pressed"}, {EC_EVENT_INTERFACE_READY, "Host Interface Ready"}, {EC_EVENT_KEYBOARD_RECOVERY, "Keyboard Recovery"}, {EC_EVENT_THERMAL_SHUTDOWN, "Thermal Shutdown in previous boot"}, {EC_EVENT_BATTERY_SHUTDOWN, "Battery Shutdown in previous boot"}, {EC_EVENT_THROTTLE_START, "Throttle Requested"}, {EC_EVENT_THROTTLE_STOP, "Throttle Request Removed"}, {EC_EVENT_HANG_DETECT, "Host Event Hang"}, {EC_EVENT_HANG_REBOOT, "Host Event Hang Reboot"}, {EC_EVENT_PD_MCU, "PD MCU Request"}, {EC_EVENT_BATTERY_STATUS, "Battery Status Request"}, {EC_EVENT_PANIC, "Panic Reset in previous boot"}, {EC_EVENT_KEYBOARD_FASTBOOT, "Keyboard Fastboot Recovery"}, {EC_EVENT_RTC, "RTC"}, {EC_EVENT_MKBP, "MKBP"}, {EC_EVENT_USB_MUX, "USB MUX change"}, {EC_EVENT_MODE_CHANGE, "Mode change"}, {EC_EVENT_KEYBOARD_RECOVERY_HWREINIT, "Keyboard Recovery Forced Hardware Reinit"}, {EC_EVENT_EXTENDED, "Extended EC events"}, {0, NULL}, }; static const struct valstr ec_device_event_types[] = { {ELOG_EC_DEVICE_EVENT_TRACKPAD, "Trackpad"}, {ELOG_EC_DEVICE_EVENT_DSP, "DSP"}, {ELOG_EC_DEVICE_EVENT_WIFI, "WiFi"}, {0, NULL}, }; static const struct valstr cros_recovery_reasons[] = { {VB2_RECOVERY_LEGACY, "Legacy Utility"}, {VB2_RECOVERY_RO_MANUAL, "Recovery Button Pressed"}, {VB2_RECOVERY_RO_INVALID_RW, "RW Failed Signature Check"}, {VB2_RECOVERY_DEPRECATED_RO_S3_RESUME, "S3 Resume Failed"}, {VB2_RECOVERY_DEPRECATED_RO_TPM_ERROR, "TPM Error in RO Firmware"}, {VB2_RECOVERY_RO_SHARED_DATA, "Shared Data Error in RO Firmware"}, {VB2_RECOVERY_DEPRECATED_RO_TEST_S3, "Test Error from S3 Resume()"}, {VB2_RECOVERY_DEPRECATED_RO_TEST_LF, "Test Error from LoadFirmware()"}, {VB2_RECOVERY_DEPRECATED_RO_TEST_LFS, "Test Error from LoadFirmwareSetup()"}, {VB2_RECOVERY_DEPRECATED_RW_NOT_DONE, "RW firmware check not done"}, {VB2_RECOVERY_DEPRECATED_RW_DEV_FLAG_MISMATCH, "RW firmware developer flag mismatch"}, {VB2_RECOVERY_DEPRECATED_RW_REC_FLAG_MISMATCH, "RW firmware recovery flash mismatch"}, {VB2_RECOVERY_FW_KEYBLOCK, "RW firmware unable to verify keyblock"}, {VB2_RECOVERY_FW_KEY_ROLLBACK, "RW firmware key version rollback detected"}, {VB2_RECOVERY_DEPRECATED_RW_DATA_KEY_PARSE, "RW firmware unable to parse data key"}, {VB2_RECOVERY_FW_PREAMBLE, "RW firmware unable to verify preamble"}, {VB2_RECOVERY_FW_ROLLBACK, "RW firmware version rollback detected"}, {VB2_RECOVERY_DEPRECATED_FW_HEADER_VALID, "RW firmware header is valid"}, {VB2_RECOVERY_DEPRECATED_FW_GET_FW_BODY, "RW firmware unable to get firmware body"}, {VB2_RECOVERY_DEPRECATED_FW_HASH_WRONG_SIZE, "RW firmware hash is wrong size"}, {VB2_RECOVERY_FW_BODY, "RW firmware unable to verify firmware body"}, {VB2_RECOVERY_DEPRECATED_FW_VALID, "RW firmware is valid"}, {VB2_RECOVERY_DEPRECATED_FW_NO_RO_NORMAL, "RW firmware read-only normal path is not supported"}, {VB2_RECOVERY_RO_FIRMWARE, "Firmware Boot Failure"}, {VB2_RECOVERY_RO_TPM_REBOOT, "Recovery Mode TPM Reboot"}, {VB2_RECOVERY_EC_SOFTWARE_SYNC, "EC Software Sync Error"}, {VB2_RECOVERY_EC_UNKNOWN_IMAGE, "Unable to determine active EC image"}, {VB2_RECOVERY_DEPRECATED_EC_HASH, "EC software sync error obtaining EC image hash"}, {VB2_RECOVERY_DEPRECATED_EC_EXPECTED_IMAGE, "EC software sync error obtaining expected EC image from BIOS"}, {VB2_RECOVERY_EC_UPDATE, "EC software sync error updating EC"}, {VB2_RECOVERY_EC_JUMP_RW, "EC software sync unable to jump to EC-RW"}, {VB2_RECOVERY_EC_PROTECT, "EC software sync protection error"}, {VB2_RECOVERY_EC_EXPECTED_HASH, "EC software sync error obtaining expected EC hash from BIOS"}, {VB2_RECOVERY_DEPRECATED_EC_HASH_MISMATCH, "EC software sync error comparing expected EC hash and image"}, {VB2_RECOVERY_SECDATA_FIRMWARE_INIT, "Secure NVRAM (TPM) initialization error"}, {VB2_RECOVERY_GBB_HEADER, "Error parsing GBB header"}, {VB2_RECOVERY_TPM_CLEAR_OWNER, "Error trying to clear TPM owner"}, {VB2_RECOVERY_DEV_SWITCH, "Error reading or updating developer switch"}, {VB2_RECOVERY_FW_SLOT, "Error selecting RW firmware slot"}, {VB2_RECOVERY_AUXFW_UPDATE, "Error updating AUX firmware"}, {VB2_RECOVERY_INTEL_CSE_LITE_SKU, "Intel CSE Lite SKU fimrware failure"}, {VB2_RECOVERY_RO_UNSPECIFIED, "Unknown Error in RO Firmware"}, {VB2_RECOVERY_DEPRECATED_RW_DEV_SCREEN, "User Requested from Developer Screen"}, {VB2_RECOVERY_DEPRECATED_RW_NO_OS, "No OS Kernel Detected"}, {VB2_RECOVERY_RW_INVALID_OS, "OS kernel or rootfs failed signature check"}, {VB2_RECOVERY_DEPRECATED_RW_TPM_ERROR, "TPM Error in RW Firmware"}, {VB2_RECOVERY_DEPRECATED_RW_DEV_MISMATCH, "RW Dev Firmware but not Dev Mode"}, {VB2_RECOVERY_RW_SHARED_DATA, "Shared Data Error in RW Firmware"}, {VB2_RECOVERY_DEPRECATED_RW_TEST_LK, "Test Error from LoadKernel()"}, {VB2_RECOVERY_DEPRECATED_RW_NO_DISK, "No Bootable Disk Found"}, {VB2_RECOVERY_TPM_E_FAIL, "TPM_E_FAIL or TPM_E_FAILEDSELFTEST"}, {VB2_RECOVERY_RO_TPM_S_ERROR, "TPM setup error in read-only firmware"}, {VB2_RECOVERY_RO_TPM_W_ERROR, "TPM write error in read-only firmware"}, {VB2_RECOVERY_RO_TPM_L_ERROR, "TPM lock error in read-only firmware"}, {VB2_RECOVERY_RO_TPM_U_ERROR, "TPM update error in read-only firmware"}, {VB2_RECOVERY_RW_TPM_R_ERROR, "TPM read error in rewritable firmware"}, {VB2_RECOVERY_RW_TPM_W_ERROR, "TPM write error in rewritable firmware"}, {VB2_RECOVERY_RW_TPM_L_ERROR, "TPM lock error in rewritable firmware"}, {VB2_RECOVERY_EC_HASH_FAILED, "EC software sync unable to get EC image hash"}, {VB2_RECOVERY_EC_HASH_SIZE, "EC software sync invalid image hash size"}, {VB2_RECOVERY_LK_UNSPECIFIED, "Unspecified error while trying to load kernel"}, {VB2_RECOVERY_RW_NO_DISK, "No bootable storage device in system"}, {VB2_RECOVERY_RW_NO_KERNEL, "No bootable kernel found on disk"}, {VB2_RECOVERY_DEPRECATED_RW_BCB_ERROR, "BCB partition error on disk"}, {VB2_RECOVERY_SECDATA_KERNEL_INIT, "Kernel secure NVRAM (TPM) initialization error"}, {VB2_RECOVERY_DEPRECATED_FW_FASTBOOT, "Fastboot-mode requested in firmware"}, {VB2_RECOVERY_RO_TPM_REC_HASH_L_ERROR, "Recovery hash space lock error in RO firmware"}, {VB2_RECOVERY_TPM_DISABLE_FAILED, "Failed to disable TPM before running untrusted code"}, {VB2_RECOVERY_ALTFW_HASH_MISMATCH, "Verification of alternative firmware payload failed"}, {VB2_RECOVERY_SECDATA_FWMP_INIT, "FWMP secure data initialization failed"}, {VB2_RECOVERY_CR50_BOOT_MODE, "Failed to get boot mode from TPM/Cr50"}, {VB2_RECOVERY_ESCAPE_NO_BOOT, "Attempt to escape from NO_BOOT mode was detected"}, {VB2_RECOVERY_RW_UNSPECIFIED, "Unspecified/unknown error in RW firmware"}, {VB2_RECOVERY_DEPRECATED_KE_DM_VERITY, "DM-verity error"}, {VB2_RECOVERY_DEPRECATED_KE_UNSPECIFIED, "Unspecified/unknown error in kernel"}, {VB2_RECOVERY_US_TEST, "Recovery mode test from user-mode"}, {VB2_RECOVERY_DEPRECATED_BCB_USER_MODE, "User-mode requested recovery via BCB"}, {VB2_RECOVERY_DEPRECATED_US_FASTBOOT, "User-mode requested fastboot mode"}, {VB2_RECOVERY_TRAIN_AND_REBOOT, "User requested recovery for training memory and rebooting"}, {VB2_RECOVERY_US_UNSPECIFIED, "Unknown Error in User Mode"}, {0, NULL}, }; static const struct valstr me_path_types[] = { {ELOG_ME_PATH_NORMAL, "Normal"}, {ELOG_ME_PATH_NORMAL, "S3 Wake"}, {ELOG_ME_PATH_ERROR, "Error"}, {ELOG_ME_PATH_RECOVERY, "Recovery"}, {ELOG_ME_PATH_DISABLED, "Disabled"}, {ELOG_ME_PATH_FW_UPDATE, "Firmware Update"}, {0, NULL}, }; static const struct valstr coreboot_post_codes[] = { {POST_RESET_VECTOR_CORRECT, "Reset Vector Correct"}, {POST_ENTER_PROTECTED_MODE, "Enter Protected Mode"}, {POST_PREPARE_RAMSTAGE, "Prepare RAM stage"}, {POST_ENTRY_C_START, "RAM stage Start"}, {POST_MEM_PREINIT_PREP_START, "Preparing memory init params"}, {POST_MEM_PREINIT_PREP_END, "Memory init param preparation complete"}, {POST_CONSOLE_READY, "Console is ready"}, {POST_CONSOLE_BOOT_MSG, "Console Boot Message"}, {POST_ENABLING_CACHE, "Before Enabling Cache"}, {POST_PRE_HARDWAREMAIN, "Before Hardware Main"}, {POST_ENTRY_HARDWAREMAIN, "First call in Hardware Main"}, {POST_BS_PRE_DEVICE, "Before Device Probe"}, {POST_BS_DEV_INIT_CHIPS, "Initialize Chips"}, {POST_BS_DEV_ENUMERATE, "Device Enumerate"}, {POST_BS_DEV_RESOURCES, "Device Resource Allocation"}, {POST_BS_DEV_ENABLE, "Device Enable"}, {POST_BS_DEV_INIT, "Device Initialize"}, {POST_BS_POST_DEVICE, "After Device Probe"}, {POST_BS_OS_RESUME_CHECK, "OS Resume Check"}, {POST_BS_OS_RESUME, "OS Resume"}, {POST_BS_WRITE_TABLES, "Write Tables"}, {POST_BS_PAYLOAD_LOAD, "Load Payload"}, {POST_BS_PAYLOAD_BOOT, "Boot Payload"}, {POST_FSP_NOTIFY_BEFORE_END_OF_FIRMWARE, "FSP Notify Before End of Firmware"}, {POST_FSP_NOTIFY_AFTER_END_OF_FIRMWARE, "FSP Notify After End of Firmware"}, {POST_FSP_TEMP_RAM_INIT, "FSP-T Enter"}, {POST_FSP_TEMP_RAM_EXIT, "FSP-T Exit"}, {POST_FSP_MEMORY_INIT, "FSP-M Enter"}, {POST_FSP_SILICON_INIT, "FSP-S Enter"}, {POST_FSP_NOTIFY_BEFORE_ENUMERATE, "FSP Notify Before Enumerate"}, {POST_FSP_NOTIFY_BEFORE_FINALIZE, "FSP Notify Before Finalize"}, {POST_OS_ENTER_PTS, "ACPI _PTS Method"}, {POST_OS_ENTER_WAKE, "ACPI _WAK Method"}, {POST_FSP_MEMORY_EXIT, "FSP-M Exit"}, {POST_FSP_SILICON_EXIT, "FSP-S Exit"}, {POST_FSP_MULTI_PHASE_SI_INIT_ENTRY, "FSP-S Init Enter"}, {POST_FSP_MULTI_PHASE_SI_INIT_EXIT, "FPS-S Init Exit"}, {POST_FSP_NOTIFY_AFTER_ENUMERATE, "FSP Notify After Enumerate"}, {POST_FSP_NOTIFY_AFTER_FINALIZE, "FSP Notify After Finalize"}, {POST_INVALID_ROM, "Invalid ROM"}, {POST_INVALID_CBFS, "Invalid CBFS"}, {POST_INVALID_VENDOR_BINARY, "Invalid Vendor Binary"}, {POST_RAM_FAILURE, "RAM Failure"}, {POST_HW_INIT_FAILURE, "Hardware Init Failure"}, {POST_VIDEO_FAILURE, "Video Failure"}, {POST_TPM_FAILURE, "TPM Failure"}, {POST_DEAD_CODE, "Dead Code"}, {POST_RESUME_FAILURE, "Resume Failure"}, {POST_JUMPING_TO_PAYLOAD, "Before Jump to Payload"}, {POST_ENTER_ELF_BOOT, "Before ELF Boot"}, {POST_OS_RESUME, "Before OS Resume"}, {POST_OS_BOOT, "Before OS Boot"}, {POST_DIE, "coreboot Dead"}, {0, NULL}, }; static const struct valstr mem_cache_slots[] = { {ELOG_MEM_CACHE_UPDATE_SLOT_NORMAL, "Normal"}, {ELOG_MEM_CACHE_UPDATE_SLOT_RECOVERY, "Recovery"}, {ELOG_MEM_CACHE_UPDATE_SLOT_VARIABLE, "Variable"}, {0, NULL}, }; static const struct valstr mem_cache_statuses[] = { {ELOG_MEM_CACHE_UPDATE_STATUS_SUCCESS, "Success"}, {ELOG_MEM_CACHE_UPDATE_STATUS_FAIL, "Fail"}, {0, NULL}, }; static const struct valstr extended_event_subtypes[] = { {ELOG_SLEEP_PENDING_PM1_WAKE, "S3 failed due to pending wake event, PM1"}, {ELOG_SLEEP_PENDING_GPE0_WAKE, "S3 failed due to pending wake event, GPE0"}, {0, NULL}, }; switch (event->type) { case ELOG_TYPE_LOG_CLEAR: { const uint16_t *bytes = event_get_data(event); eventlog_printf("%u", *bytes); break; } case ELOG_TYPE_BOOT: { const uint32_t *count = event_get_data(event); eventlog_printf("%u", *count); break; } case ELOG_TYPE_LAST_POST_CODE: { const uint16_t *code = event_get_data(event); eventlog_printf("0x%02x", *code); eventlog_printf("%s", val2str(*code, coreboot_post_codes)); break; } case ELOG_TYPE_POST_EXTRA: { const uint32_t *extra = event_get_data(event); eventlog_print_post_extra(*extra); break; } case ELOG_TYPE_OS_EVENT: { const uint32_t *osevent = event_get_data(event); eventlog_printf("%s", val2str(*osevent, os_events)); break; } case ELOG_TYPE_ACPI_ENTER: case ELOG_TYPE_ACPI_WAKE: { const uint8_t *state = event_get_data(event); eventlog_printf("S%u", *state); break; } case ELOG_TYPE_ACPI_DEEP_WAKE: { const uint8_t *state = event_get_data(event); eventlog_printf("Deep S%u", *state); break; } case ELOG_TYPE_WAKE_SOURCE: { const struct elog_event_data_wake *wake_source; wake_source = event_get_data(event); eventlog_printf("%s", val2str(wake_source->source, wake_source_types)); eventlog_printf("%u", wake_source->instance); break; } case ELOG_TYPE_EC_EVENT: { const uint8_t *ec_event = event_get_data(event); eventlog_printf("%s", val2str(*ec_event, ec_event_types)); break; } case ELOG_TYPE_EC_DEVICE_EVENT: { const uint8_t *dev_event = event_get_data(event); eventlog_printf("%s", val2str(*dev_event, ec_device_event_types)); break; } case ELOG_TYPE_CROS_RECOVERY_MODE: { const uint8_t *reason = event_get_data(event); eventlog_printf("%s", val2str(*reason, cros_recovery_reasons)); eventlog_printf("0x%02x", *reason); break; } case ELOG_TYPE_MANAGEMENT_ENGINE: { const uint8_t *path = event_get_data(event); eventlog_printf("%s", val2str(*path, me_path_types)); break; } case ELOG_TYPE_MEM_CACHE_UPDATE: { const struct elog_event_mem_cache_update *update; update = event_get_data(event); eventlog_printf("%s", val2str(update->slot, mem_cache_slots)); eventlog_printf("%s", val2str(update->status, mem_cache_statuses)); break; } case ELOG_TYPE_EXTENDED_EVENT: { const struct elog_event_extended_event *ext_event; ext_event = event_get_data(event); eventlog_printf("%s", val2str(ext_event->event_type, extended_event_subtypes)); eventlog_printf("0x%X", ext_event->event_complement); break; } default: break; } return 0; } void eventlog_print_event(const struct event_header *event, int count) { /* Ignore the printf separator at the beginning and end of each line */ eventlog_printf_ignore_separator_once = 1; eventlog_printf("%d", count); eventlog_print_timestamp(event); eventlog_print_type(event); eventlog_print_data(event); /* End of line, after printing each event */ eventlog_printf_ignore_separator_once = 1; eventlog_printf("\n"); } /* * Initializes the eventlog header with the given type and data, * and calculates the checksum. * buffer_get() points to the event to be initialized. * On success it returns 1, otherwise 0. */ int eventlog_init_event(const struct buffer *buf, uint8_t type, const void *data, int data_size) { struct event_header *event; time_t secs = time(NULL); struct tm tm; /* Must have at least size for data + checksum byte */ if (buffer_size(buf) < (size_t)data_size + 1) return 0; event = buffer_get(buf); event->type = type; gmtime_r(&secs, &tm); /* Month should be +1, since gmtime uses 0 as first month */ elog_fill_timestamp(event, tm.tm_sec, tm.tm_min, tm.tm_hour, tm.tm_mday, tm.tm_mon + 1, tm.tm_year); if (data && data_size) { uint32_t *ptr = (uint32_t *)&event[1]; memcpy(ptr, data, data_size); } /* Header + data + checksum */ event->length = sizeof(*event) + data_size + 1; /* Zero the checksum byte and then compute checksum */ elog_update_checksum(event, 0); elog_update_checksum(event, -(elog_checksum_event(event))); return 1; }