Siemens SIMATIC IPC847D Operating Instructions Manual page 186

Technical specifications
8.6 BIOS description
Meaning
Display
(hex)
31H BDS_LEGACY16_PREPARE_TO_B
OOT
32H BDS_EXIT_BOOT_SERVICES
33H BDS_LEGACY_BOOT_EVENT
34H BDS_ENTER_LEGACY_16_BOOT
35H BDS_RECOVERY_START_FLASH
F9H POST_BDS_NO_BOOT_DEVICE
FBH POST_BDS_START_IMAGE
FDH POST_BDS_ENTER_INT19
FEH P0ST_BDS_JUMP_BOOT_SECTOR Try to Boot with INT 19
E5H ASL_WAKEUP_S5
10H BDS_ENTER_BDS
11H BDS_INSTALL_HOTKEY
12H BDS_ASF_INIT
13H BDS_PCI_ENUMERATION_START
14H BDS_BEFORE_PCIIO_INSTALL
15H BDS_PCI_ENUMERATION_END
16H BDS_CONNECT_CONSOLE_IN
17H BDS_CONNECT_CONSOLE_OUT
18H BDS_CONNECT_STD_ERR
19H BDS_CONNECT_USB_HC
1AH BDS_CONNECT_USB_BUS
1BH BDS_CONNECT_USB_DEVICE
1CH BDS_NO_CONSOLE_ACTION
1DH BDS_DISPLAY_LOGO_SYSTEM_IN
FO
186
Description
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
No Boot Device,
PostBDS_NO_BOOT_DEVI
CE
UEFI Boot Start Image,
PostBDS_START_IMAGE
Legacy 16 boot entry
System wakeup from S5
Enter BDS entry
Install Hotkey service
ASF Initial
PCI enumeration
PCI resource assign
complete
PCI enumeration complete
Keyboard Controller,
Keyboard and Mouse initial
Video device initial
Error report device initial
USB host controller initial
USB BUS driver initial
USB device driver initial
Console device initial fail
Display logo or system
information
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
No BOOT device found
Booting of an UEFI image
Start Legacy 16 boot
Boot with INT 19
Reboot from operating state
S5
Phase Boot Device
Selection
Installation of the Hotkey
service
Initialize Alert Standard
Format
Enumerate PCI bus
Assign PCI resources
Run a test by disabling the hardware
components in SETUP, or by removing the
expansion modules installed on the bus
module.
PCI enumeration completed Service case
Initialization of keyboard
and mouse
Initialize graphic connection
Initialize default error output Service case
Initialize USB host controller Service case
Initialize USB bus driver
Initialize USB device driver
Initialization of the console
faulty
Display logo or system
information
Operating Instructions, 01/2014, A5E32997454-AA
Remedy
Service case
Service case
Service case
Service case
Service case
Service case
Service case
Service case
Service case
Service case
Service case
Service case
Service case
Service case
Run a test by
replacing the
keyboard/mo
use
Service case
Service case
Service case
Service case
Service case
SIMATIC IPC847D