[edk2-devel] [PATCH 1/5] ArmPkg: Allow platforms to override PCI supported state in SmbiosMiscDxe
Rebecca Cran
rebecca at nuviainc.com
Wed Apr 14 01:41:29 UTC 2021
On 4/13/21 10:51 AM, Leif Lindholm wrote:
> On Tue, Mar 30, 2021 at 20:16:15 -0600, Rebecca Cran wrote:
>> Not all platforms support PCI, so introduce a PCD to allow platforms to
>> specify whether they support it.
>
> Are we planning to add one?
Not that I know of.
> If not, I'd rather skip this until we do.
> These days, I would expect any platform providing SMBIOS tables to
> have PCI.
I added it based on feedback on the original review (I think Samer
requested it), but it sounds like dropping it would be fine.
--
Rebecca Cran
>
> No further comments on this set.
>
> /
> Leif
>
>> 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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