Set the location of the DUTY_CYCLE field in the P_CNT register and indicate the width of the clock duty cycle to OS power management
Cc: Chasel Chiu <chasel.c...@intel.com> Cc: Michael Kubacki <michael.kuba...@microsoft.com> Cc: Rangasai V Chaganty <rangasai.v.chaga...@intel.com> Cc: Deepika Kethi Reddy <deepika.kethi.re...@intel.com> Cc: Kathappan Esakkithevar <kathappan.esakkithe...@intel.com> Signed-off-by: Nate DeSimone <nathaniel.l.desim...@intel.com> --- .../CometlakeURvp/OpenBoardPkgPcd.dsc | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/Platform/Intel/CometlakeOpenBoardPkg/CometlakeURvp/OpenBoardPkgPcd.dsc b/Platform/Intel/CometlakeOpenBoardPkg/CometlakeURvp/OpenBoardPkgPcd.dsc index 589b002d06..68dd08423b 100644 --- a/Platform/Intel/CometlakeOpenBoardPkg/CometlakeURvp/OpenBoardPkgPcd.dsc +++ b/Platform/Intel/CometlakeOpenBoardPkg/CometlakeURvp/OpenBoardPkgPcd.dsc @@ -1,7 +1,7 @@ ## @file # PCD configuration build description file for the CometlakeURvp board. # -# Copyright (c) 2020, Intel Corporation. All rights reserved.<BR> +# Copyright (c) 2020 - 2022, Intel Corporation. All rights reserved.<BR> # # SPDX-License-Identifier: BSD-2-Clause-Patent # @@ -253,6 +253,13 @@ gMinPlatformPkgTokenSpaceGuid.PcdMaxCpuCoreCount|8 gMinPlatformPkgTokenSpaceGuid.PcdMaxCpuThreadCount|2 + # + # Set the location of the DUTY_CYCLE field in the P_CNT register + # and indicate the width of the clock duty cycle to OS power management + # + gMinPlatformPkgTokenSpaceGuid.PcdFadtDutyOffset|0x1 + gMinPlatformPkgTokenSpaceGuid.PcdFadtDutyWidth|0x3 + # # The PCDs are used to control the Windows SMM Security Mitigations Table - Protection Flags # -- 2.27.0.windows.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#90270): https://edk2.groups.io/g/devel/message/90270 Mute This Topic: https://groups.io/mt/91589976/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
