User Manual

4-24 Troubleshooting
#define BDS_START_ISA_ACPI_
CONTROLLER
0x20 SIO controller initial
#define BDS_START_ISA_BUS 0x21 ISA BUS driver initial
#define BDS_START_ISA_FDD 0x22 Floppy device initial
#define BDS_START_ISA_SEIRAL 0x23 Serial device initial
#define BDS_START_IDE_BUS 0x24 IDE device initial
#define BDS_START_AHCI_BUS 0x25 AHCI device initial
#define BDS_CONNECT_LEGACY_ROM 0x26 Dispatch option ROMs
#define BDS_ENUMERATE_ALL_BOOT_
OPTION
0x27 Get boot device information
#define BDS_END_OF_BOOT_
SELECTION
0x28 End of boot selection
#define BDS_ENTER_SETUP 0x29 Enter Setup Menu
#define BDS_ENTER_BOOT_MANAGER 0x2A Enter Boot manager
#define BDS_BOOT_DEVICE_SELECT 0x2B Try to boot system to OS
#define BDS_EFI64_SHADOW_ALL_
LEGACY_ROM
0x2C Shadow Misc Option ROM
#define BDS_ACPI_S3SAVE 0x2D Save S3 resume required data in RAM
#define BDS_READY_TO_BOOT_EVENT 0x2E Last Chipset initial before boot to OS
#define BDS_GO_LEGACY_BOOT 0x2F Start to boot Legacy OS
#define BDS_GO_UEFI_BOOT 0x30 Start to boot UEFI OS
#define
BDS_LEGACY16_PREPARE_TO_BOOT
0x31 Prepare to Boot to Legacy OS
#define BDS_EXIT_BOOT_SERVICES 0x32 Send END of POST Message to ME via
HECI
#define BDS_LEGACY_BOOT_EVENT 0x33 Last Chipset initial before boot to
Legacy OS
#define
BDS_ENTER_LEGACY_16_BOOT
0x34 Ready to Boot Legacy OS
#define
BDS_RECOVERY_START_FLASH
0x35 Fast recovery start flash
#define BDS_START_SDHC_BUS 0x36 SDHC device initial
#define BDS_CONNECT_ATA_LEGACY 0x37 Ata Legacy device initial
#define BDS_CONNECT_SD_LEGACY 0x38 SD Legacy device initial
Table 4-5. BDS Functionality (Continued)
Definition Code Description