4-18 Troubleshooting
Table 4-4. PEI Phase POST Code Table
Functionality Name (Include\
PostCode.h)
Phase
Post
Code
Description
PEI_SIO_INIT PEI 70 Super I/O Initial
PEI_CPU_REG_INIT PEI 71 CPU Early Initial
PEI_CPU_AP_INIT* PEI 72 Multi-processor Early Initial
PEI_CPU_HT_RESET* PEI 73 HyperTransport Initial
PEI_PCIE_MMIO_INIT PEI 74 PCIE MMIO BAR Initial
PEI_NB_REG_INIT PEI 75 North Bridge Early Initial
PEI_SB_REG_INIT PEI 76 South Bridge Early Initial
PEI_PCIE_TRAINING* PEI 77 PCIE Training
PEI_TPM_INIT PEI 78 TPM Initial
PEI_SMBUS_INIT PEI 79 SMBUS Early Initial
PEI_PROGRAM_CLOCK_GEN PEI 7A Clock Generator Initial
PEI_IGD_EARLY_INITIAL* PEI 7B Internal Graphic device early
Initial, PEI-IGD0pRegion
PEI_HECI_INIT* PEI 7C HECI Initial
PEI_WATCHDOG_INIT* PEI 7D Watchdog timer Initial
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 80 Simple Memory test
PEI_TXTPEI* PEI 81 TXT function early Initial
PEI_SWITCH_STACK PEI 82 Start to use Memory
PEI_MEMORY_CALLBACK PEI 83 Set cache for physical memory
PEI_ENTER_RECOVERY_MODE PEI 84 Recovery device Initial
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 complete
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
PEI_IFFS_TRANSITION_START PEI 8C iFFS Transition Start
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