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Table 4-5. BDS Phase POST Code Table (Continued)
Functionality Name (Include\ PostCode.h)
BDS_ACPI_S3SAVE
BDS_READY_TO_BOOT_EVENT
BDS_GO_LEGACY_BOOT
BDS_GO_UEFI_BOOT
BDS_LEGACY16_PREPARE_TO_BOOT
BDS_EXIT_BOOT_SERVICES*
BDS_LEGACY_BOOT_EVENT
BDS_ENTER_LEGACY_16_BOOT
BDS_RECOVERY_START_FLASH
rd
* 3
party relate functions – Platform dependence.
Table 4-6. PostBDS POST Code Table
Functionality Name (Include\ PostCode.h)
POST_BDS_NO_BOOT_DEVICE
POST_BDS_START_IMAGE
POST_BDS_ENTER_INTI9
POST_BDS_BOOT_SECTOR
Table 4-7. S3 Functions POST Code Table
Functionality Name (Include\ PostCode.h)
S3_RESTORE_MEMORY_CONTROLLER
S3_INSTALL_S3_MEMORY
4-22
Post
Phase
Code
BDS
2D
Save S3 resume
required data in RAM
BDS
2E
Last Chipset initial
before boot to OS
BDS
2F
Start to boot Legacy OS
BDS
30
Start to boot UEFI OS
BDS
31
Prepare to Boot to
Legacy OS
BDS
32
Send END of POST
Message to ME via
HECI
BDS
33
Last Chipset initial
before boot to Legacy
OS.
BDS
34
Ready to Boot Legacy
OS.
BDS
35
Fast Recovery Start
Flash.
Post
Phase
Codes
POST_BDS
F9
POST_BDS
FB
POST_BDS
FD
POST_BDS
FE
Post
Phase
Code
PEI
C0
Memory initial for S3
resume
PEI
C1
Get S3 resume required
data from memory
Description
Description
No Boot Device
UEFI Boot Start Image
Legacy 16 boot entry
Try to Boot with INT 19
Description
Troubleshooting
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