Acer 5252, 5552G manual Post Codes, Post Code Range Phase

Post Codes

These tables describe the POST codes and descriptions during the POST.

Post Code Range

Phase	POST Code Range
SEC	0x01	- 0x0F
PEI	0x70	- 0x9F
DXE	0x40	- 0x6F
BDS	0x10	- 0x3F
SMM	0xA0 - 0xBF
S3	0xC0 - 0xCF
ASL	0x51	– 0x55
	0xE1 – 0xE4
PostBDS	0xF9 – 0xFE
Reserved	0xD8 – 0xE0
	0xE5 – 0xF8

SEC Phase POST Code Table

Functionality Name (Include\	Phase		Post		Description
PostCode.h)			Code
SEC_SYSTEM_POWER_ON	SEC		1		CPU power on and switch to
					Protected mode
SEC_BEFORE_MICROCODE_PATCH	SEC		2		Patching CPU microcode
SEC_AFTER_MICROCODE_PATCH	SEC		3		Setup Cache as RAM
SEC_SETUP_CAR_OK	SEC		7		Cache as RAM test
SEC_GO_TO_SECSTARTUP	SEC		9		Setup BIOS ROM cache
SEC_GO_TO_PEICORE	SEC		0A		Enter Boot Firmware Volume
PEI Phase POST Code Table:
Functionality Name (Include\	Phase	Post			Description
PostCode.h)		Code
PEI_SIO_INIT	PEI	70		Super I/O Initialization
PEI_CPU_REG_INIT	PEI	71		CPU Early Initialization
PEI_CPU_AP_INIT	PEI	72		Multi-processor Early Initial
PEI_CPU_HT_RESET	PEI	73		HyperTransport Initialization
PEI_PCIE_MMIO_INIT	PEI	74		PCIE MMIO BAR Initialization
PEI_NB_REG_INIT	PEI	75		North Bridge Early Initialization
PEI_SB_REG_INIT	PEI	76		South Bridge Early Initialization
PEI_PCIE_TRAINING	PEI	77		PCIE Training
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_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_SWITCH_STACK	PEI	82		Start to use Memory

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