[edk2-devel] [PATCH 1/5] ArmPkg: Allow platforms to override PCI supported state in SmbiosMiscDxe

[Rebecca Cran]

Not all platforms support PCI, so introduce a PCD to allow platforms to
specify whether they support it.

Signed-off-by: Rebecca Cran <rebecca at nuviainc.com>
---
 ArmPkg/ArmPkg.dec                                                     | 1 +
 ArmPkg/Universal/Smbios/SmbiosMiscDxe/SmbiosMiscDxe.inf               | 1 +
 ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type00/MiscBiosVendorFunction.c | 4 ++++
 3 files changed, 6 insertions(+)

diff --git a/ArmPkg/ArmPkg.dec b/ArmPkg/ArmPkg.dec
index a8a22c649ff8..51ac2191c85a 100644
--- a/ArmPkg/ArmPkg.dec
+++ b/ArmPkg/ArmPkg.dec
@@ -125,6 +125,7 @@ [PcdsFixedAtBuild.common]
   #
   # SMBIOS PCDs
   #
+  gArmTokenSpaceGuid.PcdPlatformSupportsPCI|TRUE|BOOLEAN|0x30000052
   gArmTokenSpaceGuid.PcdSystemProductName|L""|VOID*|0x30000053
   gArmTokenSpaceGuid.PcdSystemVersion|L""|VOID*|0x30000054
   gArmTokenSpaceGuid.PcdBaseBoardManufacturer|L""|VOID*|0x30000055
diff --git a/ArmPkg/Universal/Smbios/SmbiosMiscDxe/SmbiosMiscDxe.inf b/ArmPkg/Universal/Smbios/SmbiosMiscDxe/SmbiosMiscDxe.inf
index 60d8fe31c219..ebc4c99ac436 100644
--- a/ArmPkg/Universal/Smbios/SmbiosMiscDxe/SmbiosMiscDxe.inf
+++ b/ArmPkg/Universal/Smbios/SmbiosMiscDxe/SmbiosMiscDxe.inf
@@ -71,6 +71,7 @@ [Pcd]
   gArmTokenSpaceGuid.PcdFdSize
   gEfiMdeModulePkgTokenSpaceGuid.PcdFirmwareVendor
   gEfiMdeModulePkgTokenSpaceGuid.PcdFirmwareVersionString
+  gArmTokenSpaceGuid.PcdPlatformSupportsPCI
   gArmTokenSpaceGuid.PcdSystemBiosRelease
   gArmTokenSpaceGuid.PcdEmbeddedControllerFirmwareRelease
   gArmTokenSpaceGuid.PcdSystemProductName
diff --git a/ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type00/MiscBiosVendorFunction.c b/ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type00/MiscBiosVendorFunction.c
index 5aea32521bd3..a06f814aeb7c 100644
--- a/ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type00/MiscBiosVendorFunction.c
+++ b/ArmPkg/Universal/Smbios/SmbiosMiscDxe/Type00/MiscBiosVendorFunction.c
@@ -13,6 +13,7 @@
 #include <Library/DebugLib.h>
 #include <Library/HiiLib.h>
 #include <Library/MemoryAllocationLib.h>
+#include <Library/PcdLib.h>
 #include <Library/PrintLib.h>
 #include <Library/UefiBootServicesTableLib.h>
 
@@ -264,6 +265,9 @@ SMBIOS_MISC_TABLE_FUNCTION (MiscBiosVendor)
   UnicodeStrToAsciiStrS (Version, StrStart, VerStrLen + 1);
   StrStart += VerStrLen + 1;
   UnicodeStrToAsciiStrS (ReleaseDate, StrStart, DateStrLen + 1);
+
+  SmbiosRecord->BiosCharacteristics.PciIsSupported = FixedPcdGetBool (PcdPlatformSupportsPCI);
+
   //
   // Now we have got the full smbios record, call smbios protocol to add this record.
   //
-- 
2.26.2



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