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PcAtChipsetPkgNotes.md

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UDK2018 PcAtChipsetPkg Notes

NEW FEATURES AND CHANGES

  1. Add PeiAcpiTimerLib and change DxeAcpiTimerLib. PeiAcpiTimerLib caches the performance counter frequency in HOB. DxeAcpiTimerLib uses the cached frequency or re-calculates the frequency when it cannot find it in HOB.

BUG FIXES

  1. Fix a bug in IsaAcpiDxe that may cause keyboard malfunction after "reconnect -r".

PACKAGE INTERFACE CHANGES

  1. Add the following PCDs in PcAtChipsetPkg.dec file.
      PcdInitialValueRtcRegisterA
      PcdInitialValueRtcRegisterB
      PcdInitialValueRtcRegisterD