Functionality Name (Include\

Phase

Post

Description

PostCode.h)

Code

 

 

 

 

 

 

PEI_TPM_INIT

PEI

78

TPM Initialization

 

 

 

 

PEI_SMBUS_INIT

PEI

79

SMBUS 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

 

 

 

 

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

80

Simple Memory test

 

 

 

 

PEI_TXTPEI

PEI

81

TXT function early Initialization

 

 

 

 

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 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

 

 

 

 

DXE Phase POST Code Table:

Functionality Name (Include\

Phase

PostCode

Description

PostCode.h)

 

 

 

 

 

 

 

DXE_TCGDXE

DXE

40

TPM initial in DXE

 

 

 

 

DXE_SB_SPI_INIT

DXE

41

South bridge SPI initialization

 

 

 

 

DXE_CF9_RESET

DXE

42

Setup Reset service

 

 

 

 

DXE_SB_SERIAL_GPIO_INIT

DXE

43

South bridge Serial GPIO

 

 

 

initialization

 

 

 

 

DXE_SMMACCESS

DXE

44

Setup SMM ACCE SS service

 

 

 

 

DXE_SIO_INIT

DXE

46

Super I/O DXE initialization

 

 

 

 

DXE_LEGACY_REGION

DXE

47

Setup Legacy Region service

 

 

 

 

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

 

 

 

 

158

Chapter 4

Page 168
Image 168
Aspire Digital 5820T Peitpminit PEI, Peismbusinit PEI, Peiprogramclockgen PEI, Peiigdearlyinitial PEI, Peiheciinit PEI