User`s guide

4-24 Troubleshooting
BDS_ACPI_S3SAVE BDS 2D Save S3 resume
required data in RAM
BDS_READY_TO_BOOT_EVENT BDS 2E Last Chipset initial
before boot to OS
BDS_GO_LEGACY_BOOT BDS 2F Start to boot Legacy OS
BDS_GO_UEFI_BOOT BDS 30 Start to boot UEFI OS
BDS_LEGACY16_PREPARE_TO_BOOT BDS 31 Prepare to Boot to
Legacy OS
BDS_EXIT_BOOT_SERVICES* BDS 32 Send END of POST
Message to ME via
HECI
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 dependence.
Table 4-7. S3 Functions POST Code Table
Functionality Name (Include\ PostCode.h) Phase
Post
Code
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 cache 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 stage1
S3_BEFORE_RUNTIME_BOOT_SCRIPT PEI C6 Restore system
configuration stage2
S3_BEFORE_RELOCATE_SMM_BASE PEI C7 Relocate SMM BASE
during S3 resume
Table 4-6. BDS Phase POST Code Table (Continued)
Functionality Name (Include\ PostCode.h) Phase
Post
Code
Description