Siemens SIMATIC IPC647D Operating Instructions Manual page 184

Technical specifications
8.6 BIOS description
Meaning
Display
(hex)
1DH BDS_DISPLAY_LOGO_SYSTEM_INFO
1EH BDS_START_IDE_CONTROLLER
1FH BDS_START_SATA_CONTROLLER
20H BDS_START_ISA_ACPI_CONTROLLER SIO controller initial
21H BDS_START_ISA_BUS
22H BDS_START_ISA_FDD
23H BDS_START_ISA_SERIAL
24H BDS_START_IDE_BUS
25H BDS_START_AHCI_BUS
26H BDS_CONNECT_LEGACY_ROM
27H BDS_ENUMERATE_ALL_BOOT_OPTIO
N
28H BDS_END_OF_BOOT_SELECTION
29H BDS_ENTER_SETUP
2AH BDS_ENTER_BOOT_MANAGER
2BH BDS_BOOT_DEVICE_SELECT
2CH BDS_EFI64_SHADOW_ALL_LEGACY
_ROM
2DH BDS_ACPI_S3SAVE
2EH BDS_READY_TO_BOOT_EVENT
2FH BDS_GO_LEGACY_BOOT
30H BDS_GO_UEFI_BOOT
31H BDS_LEGACY16_PREPARE_TO
_BOOT
32H BDS_EXIT_BOOT_SERVICES
33H BDS_LEGACY_BOOT_EVENT
34H BDS_ENTER_LEGACY_16_BOOT
35H BDS_RECOVERY_START_FLASH
184
Description
Display logo or system
information
IDE controller initial
SATA controller initial
ISA BUS driver initial
Floppy device initial
Serial device initial
IDE device initial
AHCI device initial
Dispatch option ROMs
Get boot device
information
End of boot selection
Enter Setup Menu
Enter Boot manager
Try to boot system to OS
Shadow Misc Option
ROM
Save S3 resume required
data in RAM
Last Chipset initial before
boot to OS
Start to boot Legacy OS
Start to boot UEFI OS
Prepare to Boot to
Legacy OS
Send END of POST
Message to ME via HECI
Last Chipset initial before
boot to Legacy OS.
Ready to Boot Legacy
OS.
Fast recovery start flash
Display logo or system
information
Initialization of the IDE
controller
Initialization of the SATA
controller
Initialization of the Super
IO
Initialization of the ISA bus
driver
Initialization of the floppy
connection
Initialization of the serial
connection
Initialization of the IDE
connection
Initialization of the AHCI
connection
Callup of the Legacy
Option ROMs
Determine the Boot
Device information
Boot selection terminated
Callup into SETUP
Callup Boot Manager
Booting of the OS
Copying the Legacy
Option ROMs into RAM
Make available for
operating state S3 RAM
Initialization of the last
chipset before the OS
Boot
Boot Legacy OS
Boot UEFI OS
Preparation for booting of
Legacy OS
Terminate Boot Service
Initialization of the last
chipset before the Legacy
OS Boot
Callup to boot the Legacy
OS
Start the BIOS Recovery
function
Operating Instructions, 01/2014, A5E32996306-AA
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SIMATIC IPC647D