MTS Firmware Engineer

AGESA™--Arch2008

ACTION_ODCCTRL

Prototype

ACTION_ ODCCTRL (Frequency, DimmConfig, OdcCtrl)

Parameters

Frequency

Mask of frequencies to apply change. Possible values are:

DDR400

DDR533

DDR667

DDR800

DDR1066

DDR1333

DDR1600

DDR1866

ANY_SPEED

These values can be combined as follows: DDR400 + DDR533 + DDR667

DimmConfig

Mask indicating DIMM configuration. Possible values are:

ANY_

SR_DIMM0

SR_DIMM1

SR_DIMM2

SR_DIMM3

DR_DIMM0

DR_DIMM1

DR_DIMM2

DR_DIMM3

QR_DIMM0

QR_DIMM1

QR_DIMM2

QR_DIMM3

ANY_DIMM0

ANY_DIMM1

ANY_DIMM2

ANY_DIMM3

These values can be combined as follows: QR_DIMM0 + ANY_DIMM1

OdcCtrl

32 bit output driver compensation control value to apply.

303

Memory Details Appendix C