The tables describe the POST codes and descriptions during the POST.Post Code Range
SEC Pha POST Code Table
NOTE:The color bar items indicate 3rd party related functions that are platorm dependent.
Pha
POST Code Range SEC 0x01 - 0x0F PEI 0x70 - 0x9F DXE 0x40 - 0x6F BDS 0x10 - 0x3F SMM 0xA0 - 0xBF S30xC0 - 0xCF ASL 0x51 – 0x550xE1 – 0xE4PostBDS
0xF9 – 0xFE InsydeH2ODDT ™Rerve 0xD0 – 0xD7OEM Rerve 0xE8 – 0xEB Rerved
0xD8 – 0xE00xE5 – 0xE70xEC – 0xF8
Functionality Name (Include\
PostCode.h)Pha Post Code Description
SEC_SYSTEM_POWER_ON
SEC 1CPU power on and switch to Protected mode
SEC_BEFORE_MICROCODE_PATCH SEC 2Patching CPU microcode SEC_AFTER_MICROCODE_PATCH SEC 3Setup Cache as RAM
SEC_ACCESS_CSR SEC 4PCIE MMIO Ba Address initial SEC_GENERIC_MSRINIT SEC 5CPU Generic MSR initialization SEC_CPU_SPEEDCFG SEC 6Setup CPU speed SEC_SETUP_CAR_OK SEC 7Cache as RAM test
SEC_FORCE_MAX_RATIO SEC 8Tune CPU frequency ratio to maximum level
SEC_GO_TO_SECSTARTUP SEC 9Setup BIOS ROM cache SEC_GO_TO_PEICORE
SEC
0A
Enter Boot Firmware Volume
PEI Pha POST Code Table:
NOTE:The color bar items indicate 3rd party related functions that are platorm dependent.
Functionality Name (Include\
PostCode.h)Pha Post Code Description
PEI_SIO_INIT PEI 70Super I/O Initialization PEI_CPU_REG_INIT PEI 71CPU Early Initialization PEI_CPU_AP_INIT PEI 72Multi-processor Early Initial PEI_CPU_HT_RESET PEI 73HyperTransport Initialization PEI_PCIE_MMIO_INIT PEI 74PCIE MMIO BAR Initialization PEI_NB_REG_INIT PEI 75North Bridge Early Initialization PEI_SB_REG_INIT PEI 76South Bridge Early Initialization PEI_PCIE_TRAINING PEI 77PCIE Training PEI_TPM_INIT PEI 78TPM Initialization
PEI_SMBUS_INIT
PEI 79SMBUS Early Initialization PEI_PROGRAM_CLOCK_GEN PEI 7A Clock Generator Initialization PEI_IGD_EARLY_INITIAL PEI 7B Internal Graphic device early Initialization PEI_HECI_INIT PEI 7C HECI Initialization
时空穿越PEI_WATCHDOG_INIT PEI 7D Watchdog timer Initialization PEI_MEMORY_INIT
PEI 7E Memory Initial for Normal boot.PEI_MEMORY_INIT_FOR_CRISIS PEI 7F Memory Initial for Crisis Recovery PEI_MEMORY_INSTALL PEI 80Simple Memory test
PEI_TXTPEI
PEI 81TXT function early Initialization PEI_SWITCH_STACK PEI 82Start to u Memory
PEI_MEMORY_CALLBACK PEI 83Set cache for physical memory PEI_ENTER_RECOVERY_MODE PEI 84Recovery device Initialization PEI_RECOVERY_MEDIA_FOUND PEI 85Found Recovery image PEI_RECOVERY_MEDIA_NOT_FOUND PEI 86Recovery image not found PEI_RECOVERY_LOAD_FILE_DONE
PEI 87Load Recovery Image completed PEI_RECOVERY_START_FLASH
PEI 88Start Flash BIOS with Recovery image
PEI_ENTER_DXEIPL PEI 89Loading BIOS image to RAM PEI_FINDING_DXE_CORE PEI 8A Loading DXE core PEI_GO_TO_DXE_CORE
PEI
8B
Enter DXE core
DXE Pha POST Code Table:
NOTE:The color bar items indicate 3rd party related functions that are platorm dependent.
Functionality Name (Include\
PostCode.h)Pha PostCode Description
DXE_TCGDXE DXE 40TPM initial in DXE
DXE_SB_SPI_INIT DXE 41South bridge SPI initialization DXE_CF9_RESET
DXE 42Setup Ret rvice DXE_SB_SERIAL_GPIO_INIT DXE 43South bridge Serial GPIO initialization
DXE_SMMACCESS DXE 44Setup SMM ACCE SS rvice DXE_NB_INIT DXE 45North bridge Middle initialization DXE_SIO_INIT
DXE 46Super I/O DXE initialization DXE_LEGACY_REGION DXE 47Setup Legacy Region rvice DXE_SB_INIT
DXE 48South Bridge Middle initialization DXE_IDENTIFY_FLASH_DEVICE DXE 49Identify Flash device
DXE_FTW_INIT DXE 4A Fault Tolerant Write verification DXE_VARIABLE_INIT DXE 4B Variable Service initialization DXE_VARIABLE_INIT_FAIL DXE 4C Fail to initial Variable Service DXE_MTC_INIT DXE 4D MTC Initial
DXE_CPU_INIT DXE 4E CPU Middle Initialization DXE_MP_CPU_INIT DXE 4F Multi-processor MiddleInitialization DXE_SMBUS_INIT DXE 50SMBUS Driver Initialization DXE_SMART_TIMER_INIT DXE 518259 Initialization DXE_PCRTC_INIT DXE 52RTC Initialization
DXE_SATA_INIT
DXE 53SATA Controller earlyInitialization DXE_SMM_CONTROLER_INIT DXE 54Setup SMM Control rvice DXE_LEGACY_INTERRUPT DXE 55Setup Legacy Interrupt rvice DXE_RELOCATE_SMBASE DXE 56Relocate SMM BASE DXE_FIRST_SMI
DXE 57SMI test DXE_VTD_INIT DXE 58VTD Initial
环境经济
DXE_BEFORE_CSM16_INIT DXE 59Legacy BIOS Initialization DXE_AFTER_CSM16_INIT DXE 5A Legacy interrupt function Initialization
生日祝福成语
DXE_LOAD_ACPI_TABLE DXE 5B ACPI T able Initialization DXE_SB_DISPATCH DXE 5C Setup SB SMM Dispatcher rvice
DXE_SB_IOTRAP_INIT DXE 5D Setup SB IOTRAP Service DXE_SUBCLASS_DRIVER DXE 5E Build AMT Table DXE_PPM_INIT DXE 5F PPM Initialization DXE_HECIDRV_INIT
DXE
60
HECIDRV Initialization
BDS Pha POST Code Table:
Functionality Name (Include\
PostCode.h)Pha
Post
Code
Description
BDS_ENTER_BDS BDS10Enter BDS entry
BDS_INSTALL_HOTKEY BDS11Install Hotkey rvice
BDS_ASF_INIT BDS12ASF Initialization韩国拌饭
BDS_PCI_ENUMERATION_START BDS13PCI enumeration
BDS_BEFORE_PCIIO_INSTALL BDS14PCI resource assign complete BDS_PCI_ENUMERATION_END BDS15PCI enumeration complete
BDS_CONNECT_CONSOLE_IN BDS16Keyboard Controller, Keyboard
and Mou initialization
BDS_CONNECT_CONSOLE_OUT BDS17Video device initialization
BDS_CONNECT_STD_ERR BDS18Error report device initialization BDS_CONNECT_USB_HC BDS19USB host controller initialization BDS_CONNECT_USB_BUS BDS1A USB BUS driver initialization
BDS_CONNECT_USB_DEVICE BDS1B USB device driver initialization BDS_NO_CONSOLE_ACTION BDS1C Console device initial fail
BDS_DISPLAY_LOGO_SYSTEM_INFO BDS1D Display logo or system information BDS_START_IDE_CONTROLLER BDS1E IDE controller initialization
BDS_START_SATA_CONTROLLER BDS1F SATA controller initialization
BDS_START_ISA_ACPI_CONTROLLER BDS20SIO controller initialization
BDS_START_ISA_BUS BDS21ISA BUS driver initialization
BDS_START_ISA_FDD BDS22Floppy device initialization
BDS_START_ISA_SEIRAL BDS23Serial device initialization
BDS_START_IDE_BUS BDS24IDE device initialization
BDS_START_AHCI_BUS BDS25AHCI device initialization
BDS_CONNECT_LEGACY_ROM BDS26Dispatch option ROMs
BDS_ENUMERATE_ALL_BOOT_OPTION BDS27Get boot device information
BDS_END_OF_BOOT_SELECTION BDS28End of boot lection
BDS_ENTER_SETUP BDS29Enter Setup Menu
BDS_ENTER_BOOT_MANAGER BDS2A Enter Boot manager
BDS_BOOT_DEVICE_SELECT BDS2B Try to boot system to OS
BDS_EFI64_SHADOW_ALL_LEGACY_RO
M
BDS2C Shadow Misc Option ROM
BDS_ACPI_S3SAVE BDS2D Save S3 resume required data in
RAM
BDS_READY_TO_BOOT_EVENT BDS2E Last Chipt initial before boot to
OS
BDS_GO_LEGACY_BOOT BDS2F Start to boot Legacy OS
BDS_GO_UEFI_BOOT BDS30Start to boot UEFI OS
BDS_LEGACY16_PREPARE_TO_BOOT BDS31Prepare to Boot to Legacy OS BDS_EXIT_BOOT_SERVICES BDS32Send END of POST Message to
ME via HECI
BDS_LEGACY_BOOT_EVENT BDS33Last Chipt initial before boot to
Legacy OS.
新年贺词祝福语BDS_ENTER_LEGACY_16_BOOT BDS34Ready to Boot Legacy OS.
NOTE:The color bar items indicate 3rd party related functions that are platorm dependent.
PostBDS POST Code Table
S3 Functions POST Code Table
ACPI Functions POST Code Table
SMM Functions POST Code Table
BDS_RECOVERY_START_FLASH
BDS
哱拜35
Fast Recovery Start Flash.激活win10
Functionality Name (Include\
PostCode.h)Pha Post Code Description
POST_BDS_NO_BOOT_DEVICE POST_BDS F9No Boot Device POST_BDS_START_IMAGE POST_BDS FB UEFI Boot Start Image POST_BDS_ENTER_INT19
POST_BDS FD Legacy 16 boot entry POST_BDS_JUMP_BOOT_SECTOR
POST_BDS
FE
Try to Boot with INT 19
Functionality Name (Include\ PostCode.h)Pha Post Code Description
POST_BDS_NO_BOOT_DEVICE POST_BDS F9No Boot Device POST_BDS_START_IMAGE POST_BDS FB UEFI Boot Start Image POST_BDS_ENTER_INT19
POST_BDS FD Legacy 16 boot entry POST_BDS_JUMP_BOOT_SECTOR
POST_BDS
FE
Try to Boot with INT 19
Functionality Name (Include\ PostCode.h)Pha Post Code Description
ASL_ENTER_S1ASL 51Prepare to enter S1ASL_ENTER_S3ASL 53Prepare to enter S3ASL_ENTER_S4ASL
54Prepare to enter S4ASL_ENTER_S5ASL 55Prepare to enter S5ASL_WAKEUP_S1ASL E1System wakeup from S1ASL_WAKEUP_S3ASL E3System wakeup from S3ASL_WAKEUP_S4
ASL
E4
System wakeup from S4
Functionality Name (Include\
PostCode.h)Pha Post Code Description
SMM_IDENTIFY_FLASH_DEVICE SMM 0xA0Identify Flash device in SMM SMM_SMM_PLATFOR
M_INIT SMM 0xA2SMM rvice initial
SMM_ACPI_ENABLE_START SMM 0xA6OS call ACPI enable function SMM_ACPI_ENABLE_END SMM 0xA7ACPI enable function complete SMM_S1_SLEEP_CALLBACK SMM 0xA1Enter S1SMM_S3_SLEEP_CALLBACK SMM 0xA3Enter S3SMM_S4_SLEEP_CALLBACK SMM 0xA4Enter S4SMM_S5_SLEEP_CALLBACK
SMM
0xA5
Enter S5
Functionality Name (Include\
什么是网络营销PostCode.h)Pha Post Code Description
