From 45b1612659d99eb6d58c8c6e52f2ae227a89cd16 Mon Sep 17 00:00:00 2001 From: Rebecca Cran Date: Thu, 13 Jan 2022 09:40:50 -0700 Subject: DynamicTablesPkg: Add Memory32Fixed function Add a Memory32Fixed function to generate code for the corresponding Memory32Fixed macro in AML. Signed-off-by: Rebecca Cran Reviewed-by: Pierre Gondois Reviewed-by: Sami Mujawar --- DynamicTablesPkg/Include/Library/AmlLib/AmlLib.h | 33 ++++++++++++++++++++++++ 1 file changed, 33 insertions(+) (limited to 'DynamicTablesPkg/Include') diff --git a/DynamicTablesPkg/Include/Library/AmlLib/AmlLib.h b/DynamicTablesPkg/Include/Library/AmlLib/AmlLib.h index af18bf8e48..80d05f74ee 100644 --- a/DynamicTablesPkg/Include/Library/AmlLib/AmlLib.h +++ b/DynamicTablesPkg/Include/Library/AmlLib/AmlLib.h @@ -592,6 +592,39 @@ AmlCodeGenRdDWordMemory ( OUT AML_DATA_NODE_HANDLE *NewRdNode OPTIONAL ); +/** Code generation for the "Memory32Fixed ()" ASL macro. + + The Resource Data effectively created is a 32-bit Memory Resource + Data. Cf ACPI 6.4: + - s19.6.83 "Memory Resource Descriptor Macro". + - s19.2.8 "Memory32FixedTerm". + + See ACPI 6.4 spec, s19.2.8 for more. + + @param [in] IsReadWrite ReadAndWrite parameter. + @param [in] Address AddressBase parameter. + @param [in] RangeLength Range length. + @param [in] NameOpNode NameOp object node defining a named object. + If provided, append the new resource data + node to the list of resource data elements + of this node. + @param [out] NewMemNode If provided and success, + contain the created node. + + @retval EFI_SUCCESS The function completed successfully. + @retval EFI_INVALID_PARAMETER Invalid parameter. + @retval EFI_OUT_OF_RESOURCES Could not allocate memory. +**/ +EFI_STATUS +EFIAPI +AmlCodeGenRdMemory32Fixed ( + BOOLEAN IsReadWrite, + UINT32 Address, + UINT32 RangeLength, + AML_OBJECT_NODE_HANDLE NameOpNode, + AML_DATA_NODE_HANDLE *NewMemNode + ); + /** Code generation for the "WordBusNumber ()" ASL function. The Resource Data effectively created is a Word Address Space Resource -- cgit v1.2.3