[edk2-devel] [edk2-platforms] [PATCH V1 2/4] WhiskeylakeOpenBoardPkg: Indicate width of CLK duty cycle in FADT
Sinha, Ankit
ankit.sinha at intel.com
Mon Jun 6 23:12:53 UTC 2022
Reviewed-by: Ankit Sinha <ankit.sinha at intel.com>
> -----Original Message-----
> From: Desimone, Nathaniel L <nathaniel.l.desimone at intel.com>
> Sent: Monday, June 6, 2022 3:50 PM
> To: devel at edk2.groups.io
> Cc: Chiu, Chasel <chasel.chiu at intel.com>; Sinha, Ankit
> <ankit.sinha at intel.com>; Kubacki, Michael
> <michael.kubacki at microsoft.com>
> Subject: [edk2-platforms] [PATCH V1 2/4] WhiskeylakeOpenBoardPkg:
> Indicate width of CLK duty cycle in FADT
>
> 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.chiu at intel.com>
> Cc: Ankit Sinha <ankit.sinha at intel.com>
> Cc: Michael Kubacki <michael.kubacki at microsoft.com>
> Signed-off-by: Nate DeSimone <nathaniel.l.desimone at intel.com>
> ---
> .../WhiskeylakeOpenBoardPkg/UpXtreme/OpenBoardPkgPcd.dsc | 9
> ++++++++-
> .../WhiskeylakeURvp/OpenBoardPkgPcd.dsc | 9 ++++++++-
> 2 files changed, 16 insertions(+), 2 deletions(-)
>
> diff --git
> a/Platform/Intel/WhiskeylakeOpenBoardPkg/UpXtreme/OpenBoardPkgPcd.
> dsc
> b/Platform/Intel/WhiskeylakeOpenBoardPkg/UpXtreme/OpenBoardPkgPcd.
> dsc
> index 84d4ec1331..8f3cc6ba28 100644
> ---
> a/Platform/Intel/WhiskeylakeOpenBoardPkg/UpXtreme/OpenBoardPkgPcd.
> dsc
> +++
> b/Platform/Intel/WhiskeylakeOpenBoardPkg/UpXtreme/OpenBoardPkgPcd.
> ds
> +++ c
> @@ -1,7 +1,7 @@
> ## @file
> # PCD configuration build description file for the UpXtreme 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 # @@ -259,6 +259,13 @@
> gSiPkgTokenSpaceGuid.PcdSerialIoUartNumber|2
>
> gSiPkgTokenSpaceGuid.PcdPciExpressRegionLength|gMinPlatformPkgToken
> SpaceGuid.PcdPciExpressRegionLength
>
> + #
> + # 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
> +
> ######################################
> # Platform Configuration
> ######################################
> diff --git
> a/Platform/Intel/WhiskeylakeOpenBoardPkg/WhiskeylakeURvp/OpenBoard
> PkgPcd.dsc
> b/Platform/Intel/WhiskeylakeOpenBoardPkg/WhiskeylakeURvp/OpenBoard
> PkgPcd.dsc
> index 4a7ba4d5f0..4a5d5ef03b 100644
> ---
> a/Platform/Intel/WhiskeylakeOpenBoardPkg/WhiskeylakeURvp/OpenBoard
> PkgPcd.dsc
> +++
> b/Platform/Intel/WhiskeylakeOpenBoardPkg/WhiskeylakeURvp/OpenBoard
> Pk
> +++ gPcd.dsc
> @@ -1,7 +1,7 @@
> ## @file
> # PCD configuration build description file for the WhiskeylakeURvp board.
> #
> -# Copyright (c) 2019 - 2020, Intel Corporation. All rights reserved.<BR>
> +# Copyright (c) 2019 - 2022, Intel Corporation. All rights
> +reserved.<BR>
> #
> # SPDX-License-Identifier: BSD-2-Clause-Patent # @@ -242,6 +242,13 @@
> ######################################
>
> gSiPkgTokenSpaceGuid.PcdPciExpressRegionLength|gMinPlatformPkgToken
> SpaceGuid.PcdPciExpressRegionLength
>
> + #
> + # 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
> +
> ######################################
> # Platform Configuration
> ######################################
> --
> 2.27.0.windows.1
-=-=-=-=-=-=-=-=-=-=-=-
Groups.io Links: You receive all messages sent to this group.
View/Reply Online (#90261): https://edk2.groups.io/g/devel/message/90261
Mute This Topic: https://groups.io/mt/91589481/1813853
Group Owner: devel+owner at edk2.groups.io
Unsubscribe: https://edk2.groups.io/g/devel/unsub [edk2-devel-archive at redhat.com]
-=-=-=-=-=-=-=-=-=-=-=-
More information about the edk2-devel-archive
mailing list