Siemens SIMATIC IPC647D

Technical specifications
8.6 BIOS description
SIMATIC IPC647D
Operating Instructions, 01/2014, A5E32996306-AA
181
Display
(hex)
Meaning
Description
Remedy
7DH PEI_WATCHDOG_INIT Watchdog timer initial Initialization of the
watchdog timer
Service case
7EH PEI_MEMORY_INIT Memory Initial for Normal
boot
Memory initialization
during the PEI phase
Replace the
memory
modules
7FH PEI_MEMORY_INIT_FOR_CRISIS Memory Initial for Crisis
Recovery
Memory initialization for
BIOS recovery
Replace the
memory
modules
80H PEI_MEMORY_INSTALL Simple Memory test Memory test Replace the
memory
modules
81H PEI_TXTPEI TXT function early initial Initialization of the Trusted
Execution Technology
Service case
82H
PEI_SWITCH_STACK
Start to use Memory
Start the memory use
Service case
83H PEI_MEMORY_CALLBACK Set cache for physical
memory
Use cache as a physical
memory
Service case
84H PEI_ENTER_RECOVERY_MODE Recovery device initial Initialize the device for
BIOS recovery
Service case
85H PEI_RECOVERY_MEDIA_FOUND Found Recovery image BIOS Recovery image
found
Service case
86H PEI_RECOVERY_MEDIA_NOT_FOUND Recovery image not
found
BIOS Recovery image not
found
Check whether
the BIOS
Recovery
image exists
on the
recovery
medium (e.g.
USB stick).
87H PEI_RECOVERY_LOAD_FILE_DONE Load Recovery Image
complete
Loading of BIOS Recovery
image completed
Service case
88H PEI_RECOVERY_START_FLASH Start Flash BIOS with
Recovery image
Starting of flashing of
BIOS Recovery image
Service case
89H PEI_ENTER_DXEIPL Loading BIOS image to
RAM
Copy BIOS image to the
RAM
Service case
8AH PEI_FINDING_DXE_CORE Loading DXE core Loading DXE (Driver
Execution Environment)
program
Service case
8BH
PEI_GO_TO_DXE_CORE
Enter DXE core
Start DXE program
Service case
40H DXE_TCGDXE TPM initial in DXE TPM initialization in DXE
phase
Service case
41H DXE_SB_SPI_INIT South bridge SPI initial Initialization of the Serial
Peripheral Interface in the
South Bridge
Service case
42H DXE_CF9_RESET Setup Reset service,
DXE_CF9Reset
Setup Reset service Service case
43H DXE_SB_SERIAL_GPIO_INIT South bridge Serial GPIO
initial,
DXE_SB_SerialGPIO_INIT
Initializations of the serial
GPIO
Service case