[edk2-devel] [edk2-platforms] [PATCH 2/5] KabylakeOpenBoardPkg/KabylakeRvp3: Add BIOS Info PEIM

Kubacki, Michael A michael.a.kubacki at intel.com
Tue Oct 8 01:41:39 UTC 2019


Please also fix the typo in the commit message "publishs".

> -----Original Message-----
> From: devel at edk2.groups.io <devel at edk2.groups.io> On Behalf Of Kubacki,
> Michael A
> Sent: Monday, October 7, 2019 6:31 PM
> To: Agyeman, Prince <prince.agyeman at intel.com>; devel at edk2.groups.io
> Cc: Sinha, Ankit <ankit.sinha at intel.com>; Desimone, Nathaniel L
> <nathaniel.l.desimone at intel.com>
> Subject: Re: [edk2-devel] [edk2-platforms] [PATCH 2/5]
> KabylakeOpenBoardPkg/KabylakeRvp3: Add BIOS Info PEIM
> 
> BiosInfo.c:
> 
> BiosInfoEntryPoint () function description should be updated. The function
> installs the BiosInfo PPI  but also produces the BiosInfo HOB.
> 
> It also looks like you can remove the following macros:
> #define INDEXPORT_TO_ADDRESS(x)             (x)
> #define DATAPORT_TO_ADDRESS(x)              ((x) << 16)
> #define PORTWIDTH_TO_ADDRESS(x)             ((x) << 32)
> #define PORTBITNUMBER_TO_ADDRESS(x)         ((x) << 40)
> #define PORTINDEXNUMBER_TO_ADDRESS(x)       ((x) << 48)
> 
> > -----Original Message-----
> > From: Agyeman, Prince <prince.agyeman at intel.com>
> > Sent: Thursday, October 3, 2019 2:13 PM
> > To: devel at edk2.groups.io
> > Cc: Sinha, Ankit <ankit.sinha at intel.com>; Desimone, Nathaniel L
> > <nathaniel.l.desimone at intel.com>; Kubacki, Michael A
> > <michael.a.kubacki at intel.com>
> > Subject: [edk2-platforms] [PATCH 2/5]
> > KabylakeOpenBoardPkg/KabylakeRvp3: Add BIOS Info PEIM
> >
> > Added BIOS Info PEIM to KabylakeRvp3 to publish the BIOS info HOB.
> > This PEIM currently publishs the board's microcode region info.
> >
> > Cc: Ankit Sinha <ankit.sinha at intel.com>
> > Cc: Nate DeSimone <nathaniel.l.desimone at intel.com>
> > Cc: Kubacki Michael A <michael.a.kubacki at intel.com>
> >
> > Signed-off-by: Prince Agyeman <prince.agyeman at intel.com>
> > ---
> >  .../KabylakeRvp3/BiosInfo/BiosInfo.c          | 93 +++++++++++++++++++
> >  .../KabylakeRvp3/BiosInfo/BiosInfo.inf        | 48 ++++++++++
> >  .../KabylakeRvp3/OpenBoardPkg.dsc             |  2 +
> >  .../KabylakeRvp3/OpenBoardPkg.fdf             |  1 +
> >  4 files changed, 144 insertions(+)
> >  create mode 100644
> > Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/BiosInfo/BiosInfo.c
> >  create mode 100644
> >
> Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/BiosInfo/BiosInfo.inf
> >
> > diff --git
> >
> a/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/BiosInfo/BiosInfo.c
> >
> b/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/BiosInfo/BiosInfo.c
> > new file mode 100644
> > index 0000000000..6a058a0fc2
> > --- /dev/null
> > +++
> > b/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/BiosInfo/BiosInfo
> > +++ .c
> > @@ -0,0 +1,93 @@
> > +/** @file
> > +  Driver for BIOS Info support.
> > +
> > +  Copyright (c) 2019, Intel Corporation. All rights reserved.<BR>
> > +  SPDX-License-Identifier: BSD-2-Clause-Patent **/
> > +
> > +#include <PiPei.h>
> > +#include <Library/BiosInfo.h>
> > +#include <Library/PeiServicesLib.h>
> > +#include <Library/BaseMemoryLib.h>
> > +#include <Library/DebugLib.h>
> > +#include <Library/HobLib.h>
> > +#include <Library/PcdLib.h>
> > +#include <IndustryStandard/FirmwareInterfaceTable.h>
> > +
> > +#define INDEXPORT_TO_ADDRESS(x)             (x)
> > +#define DATAPORT_TO_ADDRESS(x)              ((x) << 16)
> > +#define PORTWIDTH_TO_ADDRESS(x)             ((x) << 32)
> > +#define PORTBITNUMBER_TO_ADDRESS(x)         ((x) << 40)
> > +#define PORTINDEXNUMBER_TO_ADDRESS(x)       ((x) << 48)
> > +
> > +//
> > +// Internal
> > +//
> > +#pragma pack (1)
> > +
> > +typedef struct {
> > +  BIOS_INFO_HEADER  Header;
> > +  BIOS_INFO_STRUCT  Entry[1];
> > +} BIOS_INFO;
> > +#pragma pack ()
> > +
> > +GLOBAL_REMOVE_IF_UNREFERENCED BIOS_INFO  mBiosInfo = {
> > +  {
> > +    BIOS_INFO_SIGNATURE,
> > +    1,
> > +    0,
> > +  },
> > +  {
> > +    {
> > +      FIT_TYPE_01_MICROCODE,
> > +      BIOS_INFO_STRUCT_ATTRIBUTE_MICROCODE_WHOLE_REGION,
> > +      0x0100,
> > +      FixedPcdGet32 (PcdFlashMicrocodeFvSize),
> > +      FixedPcdGet32 (PcdFlashMicrocodeFvBase)
> > +    }
> > +  }
> > +};
> > +
> > +GLOBAL_REMOVE_IF_UNREFERENCED EFI_PEI_PPI_DESCRIPTOR
> > mBiosInfoPpiList
> > += {
> > +  EFI_PEI_PPI_DESCRIPTOR_PPI |
> > EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST,
> > +  &gBiosInfoGuid,
> > +  &mBiosInfo
> > +};
> > +
> > +/**
> > +  Installs BiosInfo Ppi.
> > +
> > +  @param  FileHandle  Handle of the file being invoked.
> > +  @param  PeiServices Describes the list of possible PEI Services.
> > +
> > +  @retval EFI_SUCCESS   Install the BiosInfo Ppi successfully.
> > +
> > +**/
> > +EFI_STATUS
> > +EFIAPI
> > +BiosInfoEntryPoint (
> > +  IN       EFI_PEI_FILE_HANDLE  FileHandle,
> > +  IN CONST EFI_PEI_SERVICES     **PeiServices
> > +  )
> > +{
> > +  EFI_STATUS  Status;
> > +  VOID        *HobData;
> > +
> > +  //
> > +  // Install PPI, so that other PEI module can add dependency.
> > +  //
> > +  Status = PeiServicesInstallPpi (&mBiosInfoPpiList);
> > + ASSERT_EFI_ERROR (Status);
> > +
> > +  //
> > +  // Build hob, so that DXE module can also get the data.
> > +  //
> > +  HobData = BuildGuidHob (&gBiosInfoGuid, sizeof (mBiosInfo));
> > + ASSERT (HobData != NULL);  if (HobData == NULL) {
> > +    return EFI_OUT_OF_RESOURCES;
> > +  }
> > +  CopyMem (HobData, &mBiosInfo, sizeof (mBiosInfo));
> > +
> > +  return EFI_SUCCESS;
> > +}
> > diff --git
> >
> a/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/BiosInfo/BiosInfo.i
> > nf
> >
> b/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/BiosInfo/BiosInfo.i
> > nf
> > new file mode 100644
> > index 0000000000..94543408b1
> > --- /dev/null
> > +++
> > b/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/BiosInfo/BiosInfo
> > +++ .inf
> > @@ -0,0 +1,48 @@
> > +### @file
> > +#  Module Information description file for BIOS Info Driver # #
> > +Copyright (c) 2019, Intel Corporation. All rights reserved.<BR> #
> > +SPDX-License-Identifier: BSD-2-Clause-Patent ###
> > +
> > +[Defines]
> > +  INF_VERSION                    = 0x00010017
> > +  BASE_NAME                      = BiosInfo
> > +  FILE_GUID                      = C83BCE0E-6F16-4D3C-8D9F-4D6F5A032929
> > +  VERSION_STRING                 = 1.0
> > +  MODULE_TYPE                    = PEIM
> > +  ENTRY_POINT                    = BiosInfoEntryPoint
> > +#
> > +# The following information is for reference only and not required by
> > +the
> > build tools.
> > +#
> > +# VALID_ARCHITECTURES IA32 X64
> > +#
> > +
> > +[LibraryClasses]
> > +  PeimEntryPoint
> > +  PeiServicesLib
> > +  HobLib
> > +  BaseMemoryLib
> > +  DebugLib
> > +
> > +[Packages]
> > +  MdePkg/MdePkg.dec
> > +  MdeModulePkg/MdeModulePkg.dec
> > +  IntelSiliconPkg/IntelSiliconPkg.dec
> > +  KabylakeSiliconPkg/SiPkg.dec
> > +  KabylakeFspBinPkg/KabylakeFspBinPkg.dec
> > +  BoardModulePkg/BoardModulePkg.dec
> > +  MinPlatformPkg/MinPlatformPkg.dec
> > +
> > +[Pcd]
> > +  gSiPkgTokenSpaceGuid.PcdFlashMicrocodeFvBase                    ##
> > CONSUMES
> > +  gSiPkgTokenSpaceGuid.PcdFlashMicrocodeFvSize                    ##
> CONSUMES
> > +
> > +[Sources]
> > +  BiosInfo.c
> > +
> > +[Guids]
> > +  gBiosInfoGuid                                 ## PRODUCES
> > +
> > +[Depex]
> > +  TRUE
> > diff --git
> >
> a/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/OpenBoardPkg.dsc
> >
> b/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/OpenBoardPkg.dsc
> > index 7090852192..ef69a19aa4 100644
> > ---
> >
> a/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/OpenBoardPkg.dsc
> > +++
> >
> b/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/OpenBoardPkg.dsc
> > @@ -324,6 +324,8 @@
> >    }
> >  !endif
> >
> > +  $(PROJECT)/BiosInfo/BiosInfo.inf
> > +
> >  #
> >  # Security
> >  #
> > diff --git
> >
> a/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/OpenBoardPkg.fdf
> >
> b/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/OpenBoardPkg.fdf
> > index 2b8eab36a1..81181710e6 100644
> > ---
> >
> a/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/OpenBoardPkg.fdf
> > +++
> >
> b/Platform/Intel/KabylakeOpenBoardPkg/KabylakeRvp3/OpenBoardPkg.fdf
> > @@ -242,6 +242,7 @@ INF
> > $(PLATFORM_PACKAGE)/PlatformInit/ReportFv/ReportFvPei.inf
> >  INF
> >
> $(PLATFORM_PACKAGE)/PlatformInit/PlatformInitPei/PlatformInitPreMem.i
> > nf
> >  INF IntelFsp2WrapperPkg/FspmWrapperPeim/FspmWrapperPeim.inf
> >  INF
> >
> $(PLATFORM_PACKAGE)/PlatformInit/SiliconPolicyPei/SiliconPolicyPeiPreM
> > e
> > m.inf
> > +INF $(PROJECT)/BiosInfo/BiosInfo.inf
> >
> >  [FV.FvPostMemoryUncompact]
> >  BlockSize          = $(FLASH_BLOCK_SIZE)
> > --
> > 2.19.1.windows.1
> 
> 
> 


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