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| author | Abdul Lateef Attar <AbdulLateef.Attar@amd.com> | 2023-11-29 15:16:46 +0530 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2023-12-22 08:48:25 +0000 |
| commit | ea65643547098b9ee70733b221f775e6d3aa8e11 (patch) | |
| tree | 7fe9c75a72fdf9e416c5c5c5a418a20b280b394b /DynamicTablesPkg | |
| parent | 5d533bbc27732a421e3bf35c5af77782b8a85e6f (diff) | |
| download | edk2-ea65643547098b9ee70733b221f775e6d3aa8e11.tar.gz edk2-ea65643547098b9ee70733b221f775e6d3aa8e11.tar.bz2 edk2-ea65643547098b9ee70733b221f775e6d3aa8e11.zip | |
DynamicTablesPkg: AML Code generation for word I/O ranges
Add helper functions to generate AML resource data
for word I/O.
Cc: Pierre Gondois <pierre.gondois@arm.com>
Cc: Sami Mujawar <sami.mujawar@arm.com>
Signed-off-by: Abdul Lateef Attar <AbdulLateef.Attar@amd.com>
Reviewed-by: Pierre Gondois <pierre.gondois@arm.com>
Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>
Diffstat (limited to 'DynamicTablesPkg')
| -rw-r--r-- | DynamicTablesPkg/Include/Library/AmlLib/AmlLib.h | 65 | ||||
| -rw-r--r-- | DynamicTablesPkg/Library/Common/AmlLib/CodeGen/AmlResourceDataCodeGen.c | 88 |
2 files changed, 153 insertions, 0 deletions
diff --git a/DynamicTablesPkg/Include/Library/AmlLib/AmlLib.h b/DynamicTablesPkg/Include/Library/AmlLib/AmlLib.h index 71e8539b30..5e340b94ce 100644 --- a/DynamicTablesPkg/Include/Library/AmlLib/AmlLib.h +++ b/DynamicTablesPkg/Include/Library/AmlLib/AmlLib.h @@ -2,6 +2,7 @@ AML Lib.
Copyright (c) 2019 - 2021, Arm Limited. All rights reserved.<BR>
+ Copyright (C) 2023 Advanced Micro Devices, Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -724,6 +725,70 @@ AmlCodeGenRdWordBusNumber ( OUT AML_DATA_NODE_HANDLE *NewRdNode OPTIONAL
);
+/** Code generation for the "WordIO ()" ASL function.
+
+ The Resource Data effectively created is a Word Address Space Resource
+ Data. Cf ACPI 6.5:
+ - s6.4.3.5.3 "Word Address Space Descriptor".
+
+ The created resource data node can be:
+ - appended to the list of resource data elements of the NameOpNode.
+ In such case NameOpNode must be defined by a the "Name ()" ASL statement
+ and initially contain a "ResourceTemplate ()".
+ - returned through the NewRdNode parameter.
+
+ @param [in] IsResourceConsumer ResourceUsage parameter.
+ @param [in] IsMinFixed Minimum address is fixed.
+ @param [in] IsMaxFixed Maximum address is fixed.
+ @param [in] IsPosDecode Decode parameter
+ @param [in] IsaRanges Possible values are:
+ 0-Reserved
+ 1-NonISAOnly
+ 2-ISAOnly
+ 3-EntireRange
+ @param [in] AddressGranularity Address granularity.
+ @param [in] AddressMinimum Minimum address.
+ @param [in] AddressMaximum Maximum address.
+ @param [in] AddressTranslation Address translation.
+ @param [in] RangeLength Range length.
+ @param [in] ResourceSourceIndex Resource Source index.
+ Not supported. Must be 0.
+ @param [in] ResourceSource Resource Source.
+ Not supported. Must be NULL.
+ @param [in] IsDenseTranslation TranslationDensity parameter.
+ @param [in] IsTypeStatic TranslationType parameter.
+ @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] NewRdNode 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
+AmlCodeGenRdWordIo (
+ IN BOOLEAN IsResourceConsumer,
+ IN BOOLEAN IsMinFixed,
+ IN BOOLEAN IsMaxFixed,
+ IN BOOLEAN IsPosDecode,
+ IN UINT8 IsaRanges,
+ IN UINT16 AddressGranularity,
+ IN UINT16 AddressMinimum,
+ IN UINT16 AddressMaximum,
+ IN UINT16 AddressTranslation,
+ IN UINT16 RangeLength,
+ IN UINT8 ResourceSourceIndex,
+ IN CONST CHAR8 *ResourceSource,
+ IN BOOLEAN IsDenseTranslation,
+ IN BOOLEAN IsTypeStatic,
+ IN AML_OBJECT_NODE_HANDLE NameOpNode, OPTIONAL
+ OUT AML_DATA_NODE_HANDLE *NewRdNode OPTIONAL
+ );
+
/** Code generation for the "QWordIO ()" ASL function.
The Resource Data effectively created is a QWord Address Space Resource
diff --git a/DynamicTablesPkg/Library/Common/AmlLib/CodeGen/AmlResourceDataCodeGen.c b/DynamicTablesPkg/Library/Common/AmlLib/CodeGen/AmlResourceDataCodeGen.c index 0bc1c1d119..60fe69ba6d 100644 --- a/DynamicTablesPkg/Library/Common/AmlLib/CodeGen/AmlResourceDataCodeGen.c +++ b/DynamicTablesPkg/Library/Common/AmlLib/CodeGen/AmlResourceDataCodeGen.c @@ -2,6 +2,7 @@ AML Resource Data Code Generation.
Copyright (c) 2020 - 2021, Arm Limited. All rights reserved.<BR>
+ Copyright (C) 2023 Advanced Micro Devices, Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@@ -878,6 +879,93 @@ AmlCodeGenRdWordBusNumber ( );
}
+/** Code generation for the "WordIO ()" ASL function.
+
+ The Resource Data effectively created is a Word Address Space Resource
+ Data. Cf ACPI 6.5:
+ - s6.4.3.5.3 "Word Address Space Descriptor".
+
+ The created resource data node can be:
+ - appended to the list of resource data elements of the NameOpNode.
+ In such case NameOpNode must be defined by a the "Name ()" ASL statement
+ and initially contain a "ResourceTemplate ()".
+ - returned through the NewRdNode parameter.
+
+ @param [in] IsResourceConsumer ResourceUsage parameter.
+ @param [in] IsMinFixed Minimum address is fixed.
+ @param [in] IsMaxFixed Maximum address is fixed.
+ @param [in] IsPosDecode Decode parameter
+ @param [in] IsaRanges Possible values are:
+ 0-Reserved
+ 1-NonISAOnly
+ 2-ISAOnly
+ 3-EntireRange
+ @param [in] AddressGranularity Address granularity.
+ @param [in] AddressMinimum Minimum address.
+ @param [in] AddressMaximum Maximum address.
+ @param [in] AddressTranslation Address translation.
+ @param [in] RangeLength Range length.
+ @param [in] ResourceSourceIndex Resource Source index.
+ Not supported. Must be 0.
+ @param [in] ResourceSource Resource Source.
+ Not supported. Must be NULL.
+ @param [in] IsDenseTranslation TranslationDensity parameter.
+ @param [in] IsTypeStatic TranslationType parameter.
+ @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] NewRdNode 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
+AmlCodeGenRdWordIo (
+ IN BOOLEAN IsResourceConsumer,
+ IN BOOLEAN IsMinFixed,
+ IN BOOLEAN IsMaxFixed,
+ IN BOOLEAN IsPosDecode,
+ IN UINT8 IsaRanges,
+ IN UINT16 AddressGranularity,
+ IN UINT16 AddressMinimum,
+ IN UINT16 AddressMaximum,
+ IN UINT16 AddressTranslation,
+ IN UINT16 RangeLength,
+ IN UINT8 ResourceSourceIndex,
+ IN CONST CHAR8 *ResourceSource,
+ IN BOOLEAN IsDenseTranslation,
+ IN BOOLEAN IsTypeStatic,
+ IN AML_OBJECT_NODE_HANDLE NameOpNode, OPTIONAL
+ OUT AML_DATA_NODE_HANDLE *NewRdNode OPTIONAL
+ )
+{
+ return AmlCodeGenRdWordSpace (
+ ACPI_ADDRESS_SPACE_TYPE_IO,
+ IsResourceConsumer,
+ IsPosDecode,
+ IsMinFixed,
+ IsMaxFixed,
+ RdIoRangeSpecificFlags (
+ IsaRanges,
+ IsDenseTranslation,
+ IsTypeStatic
+ ),
+ AddressGranularity,
+ AddressMinimum,
+ AddressMaximum,
+ AddressTranslation,
+ RangeLength,
+ ResourceSourceIndex,
+ ResourceSource,
+ NameOpNode,
+ NewRdNode
+ );
+}
+
/** Code generation for the "QWordSpace ()" ASL function.
The Resource Data effectively created is a QWord Address Space Resource
|