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22 AMD Geode™ GX Processor/CS5535 Companion Device GeodeROM Porting Guide
Initialization
32430C
4.2.4.6 ACPI
4.2.4.7 Power Management Logic
4.2.4.8 Flash Interface
4.2.4.9 Other Legacy DD Initialization
Location:
9C00h or other normal ACPI location.
Description:
NA
Initialization:
ACPI VSM
Location:
9D00h put on the end of ACPI.
Description:
NA
Initialization:
VSA technology and ACPI VSM as needed.
Location:
4 LBARs for 4 Flash devices
Description:
NA
Initialization:
The default values for the LBARs are located in BDCFG.INC in the platform directory, but can be
changed at Boot via setup. The Flash interface is configured in the code at ChipsetFlashSetup in
CHIPSET.ASM based on the corresponding NVRAM values.
Location:
Default legacy definitions.
Description:
Initialize COM ports, LPT ports, RTC.
Initialization:
These devices are initialized in the same fashion as with a normal SuperI/O and CS5535. Any MSR reg-
ister settings will be done in chipset individualization. GeodeROM can handle multiple devices and loca-
tions by design.