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164 Chapter 4
DXE Phase POST Code Table:
BDS Phase POST Code Table:
PEI_MEMORY_CALLBACK PEI 83 Set cache for physical memory
PEI_ENTER_RECOVERY_MODE PEI 84 Recovery device Initialization
PEI_RECOVERY_MEDIA_FOUND PEI 85 Found Recovery image
PEI_RECOVERY_MEDIA_NOT_FOUND PEI 86 Recovery image not found
PEI_RECOVERY_LOAD_FILE_DONE PEI 87 Load Recovery Image completed
PEI_RECOVERY_START_FLASH PEI 88 Start Flash BIOS with Recovery
image
PEI_ENTER_DXEIPL PEI 89 Loading BIOS image to RAM
PEI_FINDING_DXE_CORE PEI 8A Loading DXE core
PEI_GO_TO_DXE_CORE PEI 8B Enter DXE core
Functionality Name (Include\
PostCode.h)
Phase PostCode Description
DXE_NB_INIT DXE 45 North bridge Middle initialization
DXE_SB_INIT DXE 48 South Bridge Middle initialization
DXE_IDENTIFY_FLASH_DEVICE DXE 49 Identify 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 50 SMBUS Driver Initialization
DXE_SMART_TIMER_INIT DXE 51 8259 Initialization
DXE_PCRTC_INIT DXE 52 RTC Initialization
DXE_RELOCATE_SMBASE DXE 56 Relocate SMM BASE
DXE_FIRST_SMI DXE 57 SMI test
DXE_BEFORE_CSM16_INIT DXE 59 Legacy BIOS Initialization
DXE_AFTER_CSM16_INIT DXE 5A Legacy interrupt function
Initialization
DXE_LOAD_ACPI_TABLE DXE 5B ACPI Table Initialization
Functionality Name (Include\
PostCode.h)
Phase
Post
Code
Description
BDS_ENTER_BDS BDS 10 Enter BDS entry
BDS_INSTALL_HOTKEY BDS 11 Install Hotkey service
BDS_PCI_ENUMERATION_START BDS 13 PCI enumeration
BDS_BEFORE_PCIIO_INSTALL BDS 14 PCI resource assign complete
BDS_PCI_ENUMERATION_END BDS 15 PCI enumeration complete
BDS_CONNECT_CONSOLE_IN BDS 16 Keyboard Controller, Keyboard
and Mouse initialization
BDS_CONNECT_CONSOLE_OUT BDS 17 Video device initialization
Functionality Name (Include\
PostCode.h)
Phase
Post
Code
Description