Table 4-5. (Continued)BDS Phase POST Code Table:

Functionality Name

Phase

Post Code

Description

(Include\

PostCode.h)

 

 

 

BDS_ENUMERATE_

BDS 27

 

Get boot device

ALL_BOOT_OPTION

 

 

information

 

 

 

 

BDS_END_OF_BOO

BDS

28

End of boot selection

T_SELECTION

 

 

 

 

 

 

 

BDS_ENTER_SETUP

BDS

29

Enter Setup Menu

 

 

 

 

BDS_ENTER_BOOT

BDS

2A

Enter Boot manager

_MANAGER

 

 

 

 

 

 

 

BDS_BOOT_DEVICE

BDS

2B

Try to boot system to

_SELECT

 

 

OS

 

 

 

 

BDS_EFI64_SHADO

BDS

2C

Shadow Misc Option

W_ALL_LEGACY_R

 

 

ROM

O M

 

 

 

 

 

 

 

BDS_ACPI_S3SAVE

BDS

2D

Save S3 resume

 

 

 

required data in RAM

 

 

 

 

BDS_READY_TO_B

BDS 2E

 

Last Chipset initial

OOT_EVENT

 

 

before boot to OS

 

 

 

 

BDS_GO_LEGACY_

BDS

2F

Start to boot Legacy

BOOT

 

 

OS

 

 

 

 

BDS_GO_UEFI_BOO

BDS

30

Start to boot UEFI OS

T

 

 

 

 

 

 

 

BDS_LEGACY16_PR

BDS

31

Prepare to Boot to

EPARE_TO_BOOT

 

 

Legacy OS

 

 

 

 

BDS_EXIT_BOOT_S

BDS

32

Send END of POST

ERVICES*

 

 

Message to ME via

 

 

 

HECI

 

 

 

 

BDS_LEGACY_BOO

BDS 33

 

Last Chipset initial

T_EVENT

 

 

before boot to Legacy

 

 

 

OS.

 

 

 

 

BDS_ENTER_LEGA

BDS

34

Ready to Boot Legacy

CY_16_BOOT

 

 

OS.

 

 

 

 

BDS_RECOVERY_S

BDS 35

 

Fast Recovery Start

TART_FLASH

 

 

Flash.

 

 

 

 

* 3rd party relate functions – Platform dependence.

Troubleshooting

4-21

Page 165
Image 165
Acer AS8950G Bdsenumerate, Allbootoption, Bdsendofboo BDS, Tselection Bdsentersetup BDS, Bdsenterboot BDS, Ootevent, Heci