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DynamicTablesPkg: AcpiSsdtPcieLibArm : Add UID to slot creation

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Expose the UID value to GeneratePciSlots().
This is needed for some cases for example:
https://docs.microsoft.com/en-us/windows-hardware/drivers/pci/dsd-for-pcie-root-ports#identifying-externally-exposed-pcie-root-ports

Name (_DSD, Package () {
  ToUUID("EFCC06CC-73AC-4BC3-BFF0-76143807C389"),
  Package () {
    Package (2) {"ExternalFacingPort", 1},
    Package (2) {"UID", 0},
  }
})

Signed-off-by: Jeff Brasen <jbrasen@nvidia.com>
Reviewed-by: Pierre Gondois <pierre.gondois@arm.com>
Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>
This commit is contained in:
Jeff Brasen
2022-08-23 22:35:53 -06:00
committed by mergify[bot]
parent b9bb27e1ff
commit 0a4079ad86
3 changed files with 14 additions and 7 deletions
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8
DynamicTablesPkg/Include/Library/SsdtPcieSupportLib.h
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@@ -54,9 +54,10 @@ AddOscMethod (
used. It should be possible to enumerate them, but this is additional
information.
@param [in] PciInfo Pci device information.
@param [in] MappingTable The mapping table structure.
@param [in, out] PciNode Pci node to amend.
@param [in] PciInfo Pci device information.
@param [in] MappingTable The mapping table structure.
@param [in] Uid Unique Id of the Pci device.
@param [in, out] PciNode Pci node to amend.
@retval EFI_SUCCESS Success.
@retval EFI_INVALID_PARAMETER Invalid parameter.
@@ -67,6 +68,7 @@ EFIAPI
GeneratePciSlots (
IN CONST CM_ARM_PCI_CONFIG_SPACE_INFO *PciInfo,
IN CONST MAPPING_TABLE *MappingTable,
IN UINT32 Uid,
IN OUT AML_OBJECT_NODE_HANDLE PciNode
);