BDS Phase
POST Codes – BDS Phase
| Description | Value |
| BDS_ENTER_BDS | 0x10 |
| BDS_INSTALL_HOTKEY | 0x11 |
| BDS_ASF_INIT | 0x12 |
| BDS_PCI_ENUMERATION_START | 0x13 |
| BDS_BEFORE_PCIIO_INSTALL | 0x14 |
| BDS_PCI_ENUMERATION_END | 0x15 |
| BDS_CONNECT_CONSOLE_IN | 0x16 |
| BDS_CONNECT_CONSOLE_OUT | 0x17 |
| BDS_CONNECT_STD_ERR | 0x18 |
| BDS_CONNECT_USB_HC | 0x19 |
| BDS_CONNECT_USB_BUS | 0x1A |
| BDS_CONNECT_USB_DEVICE | 0x1B |
| BDS_NO_CONSOLE_ACTION | 0x1C |
| BDS_DISPLAY_LOGO_SYSTEM_INFO | 0x1D |
| BDS_START_IDE_CONTROLLER | 0x1E |
| BDS_START_SATA_CONTROLLER | 0x1F |
| BDS_START_ISA_ACPI_CONTROLLER | 0x20 |
| BDS_START_ISA_BUS | 0x21 |
| BDS_START_ISA_FDD | 0x22 |
| BDS_START_ISA_SEIRAL | 0x23 |
| BDS_START_IDE_BUS | 0x24 |
| BDS_START_AHCI_BUS | 0x25 |
| BDS_CONNECT_LEGACY_ROM | 0x26 |
| BDS_ENUMERATE_ALL_BOOT_OPTION | 0x27 |
| BDS_END_OF_BOOT_SELECTION | 0x28 |
| BDS_ENTER_SETUP | 0x29 |
| BDS_ENTER_BOOT_MANAGER | 0x2A |
| BDS_BOOT_DEVICE_SELECT | 0x2B |
| BDS_EFI64_SHADOW_ALL_LEGACY_RO M | 0x2C |
| BDS_ACPI_S3SAVE | 0x2D |
| BDS_READY_TO_BOOT_EVENT | 0x2E |
| BDS_GO_LEGACY_BOOT | 0x2F |
| BDS_GO_UEFI_BOOT | 0x30 |
| BDS_LEGACY16_PREPARE_TO_BOOT | 0x31 |
| BDS_EXIT_BOOT_SERVICES | 0x32 |
| BDS_LEGACY_BOOT_EVENT | 0x33 |
| BDS_ENTER_LEGACY_16_BOOT | 0x34 |
| BDS_RECOVERY_START_FLASH | 0x35 |
| BDS_START_SDHC_BUS | 0x36 |
| BDS_CONNECT_ATA_LEGACY | 0x37 |
| BDS_CONNECT_SD_LEGACY | 0x38 |
| POST_BDS_NO_BOOT_DEVICE | 0xF9 |
| POST_BDS_START_IMAGE | 0xFB |
| POST_BDS_ENTER_INT19 | 0xFD |
| POST_BDS_JUMP_BOOT_SECTOR | 0xFE |