4-22 Troubleshooting
BDS_LEGACY_BOOT_EVENT BDS 33 Last Chipset initial before
boot to Legacy OS.
BDS_ENTER_LEGACY_16_BOOT BDS 34 Ready to Boot Legacy OS.
BDS_RECOVERY_START_FLASH BDS 35 Fast Recovery Start Flash.
* 3rd party relate functions – Platform depende nce.
Table 4-7. PostBDS Functions POST Code Table
Functionality Name (Include\
PostCode.h) Phase Post
Code Description
POST_BDS_NO_BOOT_DEVICE PostBDS F9 No Boot Device
POST_BDS_START_IMAGE PostBDS FB UEFI Boot Start Image
POST_BDS_ENTER_INT19 PostBDS FD Legacy 16 boot entry
POST_BDS_JUMP_BOOT_SECTOR PostBDS FE Try to boot wit h INT 19
Table 4-8. S3 Functions POST Code Table
Functionality Name (Include\PostCode.h) Phase PostCode Description
S3_RESTORE_MEMORY_CONTROLLER PEI C0 Memory initial for S3 resume
S3_INSTALL_S3_MEMORY PEI C1 Get S3 resume required data
from memory
S3_SWITCH_STACK PEI C2 Start to use memory during S3
resume
S3_MEMORY_CALLBACK PEI C3 Set cashe for physical memory
during S3 resume
S3_ENTER_S3_RESUME_PEIM PEI C4 Start to restore system
configuration
S3_BEFORE_ACPI_BOOT_SCRIPT PEI C5 Restore system configuration
stage 1
S3_BEFORE_RUNTIME_BOOT_SCRIPT PEI C6 Restore system configuration
stage 2
S3_BEFORE_RELOCATE_SMM_BASE PEI C7 Relocate SMM BASE during S3
resume
S3_BEFORE_MP_INIT PEI C8 Multi-processor initial during
S3 resume
S3_BEFORE_RESTORE_ACPI_CALLBACK PEI C9 Start to restore system
configuration in SMM
Table 4-6. (Continued)BDS Phase POST Code Table
Functionality Name (Include\
PostCode.h) Phase Post
Code Description