Siemens SIMATIC IPC647D Operating Instructions Manual page 182

Technical specifications
8.6 BIOS description
Meaning
Display
(hex)
44H DXE_SMMACCESS
45H DXE_NB_INIT
46H DXE_SIO_INIT
47H DXE_LEGACY_REGION
48H DXE_SB_INIT
49H DXE_IDENTIFY_FLASH_DEVICE
4AH DXE_FTW_INIT
4BH DXE_VARIABLE_INIT
4CH DXE_VARIABLE_INIT_FAIL
4DH DXE_MTC_INIT
4EH DXE_CPU_INIT
4FH DXE_MP_CPU_INIT
50H DXE_SMBUS_INIT
51H DXE_SMART_TIMER_INIT
52H DXE_PCRTC_INIT
53H DXE_SATA_INIT
54H DXE_SMM_CONTROLER_INIT
55H DXE_LEGACY_INTERRUPT
56H DXE_RELOCATE_SMBASE
57H DXE_FIRST_SMI
58H DXE_VTD_INIT
59H DXE_BEFORE_CSM16_INIT
5AH DXE_AFTER_CSM16_INIT
5BH DXE_LOAD_ACPI_TABLE
5CH DXE_SB_DISPATCH
182
Description
Setup SMM ACCESS
service
North bridge Middle initial Initialization of the North
Super I/O DXE initial
Setup Legacy Region
service,
DXE_LegacyRegion
South Bridge Middle
Initial
Identify Flash device
Fault Tolerant Write
verification
Variable Service Initial
Fail to initial Variable
Service
MTC Initial
CPU Middle Initial
Multi-processor Middle
Initial
SMBUS Driver Initial
8259 Initial
RTC Initial
SATA Controller early
initial
Setup SMM Control
service,
DXE_SMMControler_INIT
Setup Legacy Interrupt
service,
DXE_LegacyInterrupt
Relocate SMM BASE
SMI test
VTD Initial
Legacy BIOS initial
Legacy interrupt function
initial
ACPI Table Initial
Setup SB SMM
Dispatcher service,
DXE_SB_Dispatch
Setup SMM access
service
Bridge
Initialization of the Super
IO
Setup service Legacy
region
Initialization of the South
Bridge
Identify FLASH type
Checking of the write fault
tolerance
Initialization of the variable
service
Failure to initialize the
variable service
MonoTonicCounter
initialization
CPU initialization
Multiprocessor
initialization
SMBUS driver initialization Service case
SMART Timer initialization Service case
RTC initialization
Advance initialization of
the SATA Controller
SSM Control service
Setup Legacy Interrupt
service
Reassign SMM base
SMI test
Initialize I/O virtualization
(VTD)
Legacy BIOS initialization
Legacy interrupts
initialization
ACPI table initialization
SMM dispatcher service
Operating Instructions, 01/2014, A5E32996306-AA
Remedy
Service case
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Replacing a
basic module
Replacing a
basic module
Service case
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SIMATIC IPC647D