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4-24 Troubleshooting
BDS_CONNECT_STD_ERR BDS 18 Error report device initialization
BDS_CONNECT_USB_HC BDS 19 USB host controller
initialization
BDS_CONNECT_USB_BUS BDS 1A USB BUS driver initialization
BDS_CONNECT_USB_DEVICE BDS 1B USB device driver initialization
BDS_NO_CONSOLE_ACTION BDS 1C Console device initial fail
BDS_DISPLAY_LOGO_SYSTEM_INFO BDS 1D Display logo or system
information
BDS_START_IDE_CONTROLLER BDS 1E IDE controller initialization
BDS_START_SATA_CONTROLLER BDS 1F SATA controller initialization
BDS_START_ISA_ACPI_CONTROLLER BDS 20 SIO controller initialization
BDS_START_ISA_BUS BDS 21 ISA BUS driver initialization
BDS_START_ISA_FDD BDS 22 Floppy device initialization
BDS_START_ISA_SEIRAL BDS 23 Serial device initialization
BDS_START_IDE_BUS BDS 24 IDE device initialization
BDS_START_AHCI_BUS BDS 25 AHCI device initialization
BDS_CONNECT_LEGACY_ROM BDS 26 Dispatch option ROMs
BDS_ENUMERATE_ALL_BOOT_OPTION BDS 27 Get boot device information
BDS_END_OF_BOOT_SELECTION BDS 28 End of boot selection
BDS_ENTER_SETUP BDS 29 Enter Setup Menu
BDS_ENTER_BOOT_MANAGER BDS 2A Enter Boot manager
BDS_BOOT_DEVICE_SELECT BDS 2B Try to boot system to OS
BDS_EFI64_SHADOW_ALL_LEGACY_R
OM
BDS 2C Shadow Misc Option ROM
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
Table 4-6. BDS Phase POST Code Table
Functionality Name (Include\
PostCode.h)
Phase
Post
Code
Description