Siemens SIMATIC IPC847D Operating Instructions Manual page 187

Meaning
Display
(hex)
1EH BDS_START_IDE_CONTROLLER
1FH BDS_START_SATA_CONTROLLER
20H BDS_START_ISA_ACPI_CONTROL
LER
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
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
5DH DXE_SB_IOTRAP_INIT
5EH DXE_SUBCLASS_DRIVER
5FH DXE_PPM_INIT
60H DXE_HECIDRV_INIT
61H DXE_VARIABLE_RECLAIM
7AH PEI_PROGRAM_CLOCK_GEN
7BH PEI_IGD_EARLY_INITIAL
SIMATIC IPC847D
Operating Instructions, 01/2014, A5E32997454-AA
Description
IDE controller initial
SATA controller initial
SIO controller initial
ISA BUS driver initial
Floppy device initial
Serial device initial
IDE device initial
AHCI device initial
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 SB IOTRAP Service
Build AMT Table
PPM Initial
HECIDRV Initial
Variable store garbage
collection and reclaim
operation
Clock Generator Initial
Internal Graphic device
early initial,
PEI_IGDOpRegion
Technical specifications
8.6 BIOS description
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
Reassign SMM base
SMI test
Initialize I/O virtualization
(VTD)
Legacy BIOS initialization
Legacy interrupts
initialization
ACPI table initialization
SMM dispatcher service
SouthBridge IOTRAP
service
Initialization of the AMT
(Active Management
Technology) table
Initialization of the
Processor Power
Management
Initialization of the Host
Embedded Controller
Interface
Loading of the variable
memory
Initializations of the clock
generator
First initialization of the
graphic connection
Remedy
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