[edk2-devel] [edk2-platforms] [PATCH V1] KabylakeOpenBoardPkg/GalagoPro3: Add FSP Dispatch Mode PCDs

[Sinha, Ankit]

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 4:09 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>; Soller, Jeremy
> <jeremy at system76.com>
> Subject: [edk2-platforms] [PATCH V1] KabylakeOpenBoardPkg/GalagoPro3:
> Add FSP Dispatch Mode PCDs
> 
> Adds missing FSP dispatch mode PCDs to the Galago Pro 3.
> 
> Cc: Chasel Chiu <chasel.chiu at intel.com>
> Cc: Ankit Sinha <ankit.sinha at intel.com>
> Cc: Michael Kubacki <michael.kubacki at microsoft.com>
> Cc: Jeremy Soller <jeremy at system76.com>
> Signed-off-by: Nate DeSimone <nathaniel.l.desimone at intel.com>
> ---
>  .../GalagoPro3/OpenBoardPkgPcd.dsc            | 46 +++++++++++++++++--
>  1 file changed, 42 insertions(+), 4 deletions(-)
> 
> diff --git
> a/Platform/Intel/KabylakeOpenBoardPkg/GalagoPro3/OpenBoardPkgPcd.ds
> c
> b/Platform/Intel/KabylakeOpenBoardPkg/GalagoPro3/OpenBoardPkgPcd.ds
> c
> index 44dacdf082..28f044df5e 100644
> ---
> a/Platform/Intel/KabylakeOpenBoardPkg/GalagoPro3/OpenBoardPkgPcd.ds
> c
> +++
> b/Platform/Intel/KabylakeOpenBoardPkg/GalagoPro3/OpenBoardPkgPcd.ds
> c
> @@ -1,7 +1,7 @@
>  ## @file
>  #  PCD configuration build description file for the GalagoPro3 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  # @@ -40,6 +40,26 @@
>    #
>    gMinPlatformPkgTokenSpaceGuid.PcdFspWrapperBootMode|TRUE
> 
> +  #
> +  # FALSE: The PEI Main included in FvPreMemory is used to dispatch all
> PEIMs
> +  #        (both inside FSP and outside FSP).
> +  #        Pros:
> +  #          * PEI Main is re-built from source and is always the latest version
> +  #          * Platform code can link any desired LibraryClass to PEI Main
> +  #            (Ex: Custom DebugLib instance, SerialPortLib, etc.)
> +  #        Cons:
> +  #          * The PEI Main being used to execute FSP PEIMs is not the PEI Main
> +  #            that the FSP PEIMs were tested with, adding risk of breakage.
> +  #          * Two copies of PEI Main will exist in the final binary,
> +  #            #1 in FSP-M, #2 in FvPreMemory. The copy in FSP-M is never
> +  #            executed, wasting space.
> +  #
> +  # <b>TRUE</b>:  The PEI Main included in FSP is used to dispatch all PEIMs
> +  #        (both inside FSP and outside FSP). PEI Main will not be included in
> +  #        FvPreMemory. This is the default and is the recommended choice.
> +  #
> +
> gMinPlatformPkgTokenSpaceGuid.PcdFspDispatchModeUseFspPeiMain|TR
> UE
> +
>    #
>    # FSP Base address PCD will be updated in FDF basing on flash map.
>    #
> @@ -52,6 +72,7 @@
>    gSiPkgTokenSpaceGuid.PcdTemporaryRamSize|0x00040000
>    gSiPkgTokenSpaceGuid.PcdTsegSize|0x1000000
> 
> +!if gIntelFsp2WrapperTokenSpaceGuid.PcdFspModeSelection == 1
>    #
>    # FSP API mode does not share stack with the boot loader,
>    # so FSP needs more temporary memory for FSP heap + stack size.
> @@ -63,6 +84,24 @@
>    # since the stacks are separate.
>    #
>    gSiPkgTokenSpaceGuid.PcdPeiTemporaryRamStackSize|0x20000
> +!else
> +  #
> +  # In FSP Dispatch mode boot loader stack size must be large
> +  # enough for executing both boot loader and FSP.
> +  #
> +  gSiPkgTokenSpaceGuid.PcdPeiTemporaryRamStackSize|0x40000
> +!endif
> +
> +!if (gMinPlatformPkgTokenSpaceGuid.PcdFspWrapperBootMode == FALSE)
> ||
> +(gIntelFsp2WrapperTokenSpaceGuid.PcdFspModeSelection == 1)
> +
> +gSiPkgTokenSpaceGuid.PcdSiPciExpressBaseAddress|gEfiMdePkgTokenSpa
> ceGui
> +d.PcdPciExpressBaseAddress
> +
> +gSiPkgTokenSpaceGuid.PcdSiPciExpressRegionLength|gMinPlatformPkgTok
> enSp
> +aceGuid.PcdPciExpressRegionLength
> +!else
> +  #
> +  # FSP Dispatch mode requires more platform memory as boot loader and
> +FSP sharing the same
> +  # platform memory.
> +  #
> +  gSiPkgTokenSpaceGuid.PcdPeiMinMemorySize|0x5500000
> +!endif
> 
>  [PcdsFeatureFlag.common]
>    ######################################
> @@ -222,7 +261,7 @@
>    gUefiCpuPkgTokenSpaceGuid.PcdCpuApInitTimeOutInMicroSeconds|1000
>    gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmApSyncTimeout|10000
>    gUefiCpuPkgTokenSpaceGuid.PcdCpuSmmStackSize|0x20000
> -
> +!if (gMinPlatformPkgTokenSpaceGuid.PcdFspWrapperBootMode == FALSE)
> ||
> +(gIntelFsp2WrapperTokenSpaceGuid.PcdFspModeSelection == 1)
>    #
>    # In non-FSP build (EDK2 build) or FSP API mode below PCD are
> FixedAtBuild
>    # (They will be DynamicEx in FSP Dispatch mode) @@ -242,6 +281,7 @@
>    #  3: Place AP in the Run-Loop state.
>    # @Prompt The AP wait loop state.
>    gUefiCpuPkgTokenSpaceGuid.PcdCpuApLoopMode|2
> +!endif
> 
>    ######################################
>    # Silicon Configuration
> @@ -251,8 +291,6 @@
>    gSiPkgTokenSpaceGuid.PcdHstiIhvFeature1|0xF2
>    gSiPkgTokenSpaceGuid.PcdHstiIhvFeature2|0x07
> 
> -
> gSiPkgTokenSpaceGuid.PcdSiPciExpressBaseAddress|gEfiMdePkgTokenSpac
> eGuid.PcdPciExpressBaseAddress
> -
> gSiPkgTokenSpaceGuid.PcdSiPciExpressRegionLength|gMinPlatformPkgToke
> nSpaceGuid.PcdPciExpressRegionLength
> 
>    ######################################
>    # Platform Configuration
> --
> 2.27.0.windows.1



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