DynamicTablesPkg: Add support to build _DSD
Add APIs needed to build _DSD with different UUIDs. This is per ACPI specification 6.4 s6.2.5. Adds support for building data packages with format Package {"Name", Integer} Signed-off-by: Jeff Brasen <jbrasen@nvidia.com> Reviewed-by: Pierre Gondois <pierre.gondois@arm.com> Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>
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@@ -1280,6 +1280,62 @@ AmlAddLpiState (
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IN AML_OBJECT_NODE_HANDLE LpiNode
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);
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/** AML code generation for a _DSD device data object.
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AmlAddDeviceDataDescriptorPackage (Uuid, DsdNode, PackageNode) is
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equivalent of the following ASL code:
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ToUUID(Uuid),
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Package () {}
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Cf ACPI 6.4 specification, s6.2.5 "_DSD (Device Specific Data)".
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_DSD (Device Specific Data) Implementation Guide
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https://github.com/UEFI/DSD-Guide
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Per s3. "'Well-Known _DSD UUIDs and Data Structure Formats'"
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If creating a Device Properties data then UUID daffd814-6eba-4d8c-8a91-bc9bbf4aa301 should be used.
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@param [in] Uuid The Uuid of the descriptor to be created
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@param [in] DsdNode Node of the DSD Package.
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@param [out] PackageNode If success, contains the created package node.
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@retval EFI_SUCCESS Success.
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@retval EFI_INVALID_PARAMETER Invalid parameter.
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@retval EFI_OUT_OF_RESOURCES Failed to allocate memory.
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**/
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EFI_STATUS
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EFIAPI
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AmlAddDeviceDataDescriptorPackage (
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IN CONST EFI_GUID *Uuid,
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IN AML_OBJECT_NODE_HANDLE DsdNode,
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OUT AML_OBJECT_NODE_HANDLE *PackageNode
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);
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/** AML code generation to add a package with a name and value,
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to a parent package.
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This is useful to build the _DSD package but can be used in other cases.
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AmlAddNameIntegerPackage ("Name", Value, PackageNode) is
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equivalent of the following ASL code:
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Package (2) {"Name", Value}
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Cf ACPI 6.4 specification, s6.2.5 "_DSD (Device Specific Data)".
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@param [in] Name String to place in first entry of package
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@param [in] Value Integer to place in second entry of package
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@param [in] PackageNode Package to add new sub package to.
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@retval EFI_SUCCESS Success.
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@retval EFI_INVALID_PARAMETER Invalid parameter.
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@retval EFI_OUT_OF_RESOURCES Failed to allocate memory.
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**/
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EFI_STATUS
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EFIAPI
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AmlAddNameIntegerPackage (
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IN CHAR8 *Name,
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IN UINT64 Value,
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IN AML_OBJECT_NODE_HANDLE PackageNode
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);
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// DEPRECATED APIS
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#ifndef DISABLE_NEW_DEPRECATED_INTERFACES
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