DynamicTablesPkg: Add CEDT generator

- Generate CEDT table from ConfigurationManager objects.
- Only CHBS and CFMWS sub-tables are supported currently.
- Tested via associated GoogleTest unit tests.

Signed-off-by: Nick Graves <[email protected]>

Author: NicholasGraves

DynamicTablesPkg/DynamicTables.dsc.inc

@@ -30,6 +30,7 @@
   #
   # Generators (Common)
   #
+  DynamicTablesPkg/Library/Acpi/Common/AcpiCedtLib/AcpiCedtLib.inf
   DynamicTablesPkg/Library/Acpi/Common/AcpiDbg2Lib/AcpiDbg2Lib.inf
   DynamicTablesPkg/Library/Acpi/Common/AcpiFadtLib/AcpiFadtLib.inf
   DynamicTablesPkg/Library/Acpi/Common/AcpiMcfgLib/AcpiMcfgLib.inf
@@ -70,6 +71,7 @@
     <LibraryClasses>
       # Generators
       #   Common
+      NULL|DynamicTablesPkg/Library/Acpi/Common/AcpiCedtLib/AcpiCedtLib.inf
       NULL|DynamicTablesPkg/Library/Acpi/Common/AcpiFadtLib/AcpiFadtLib.inf
       NULL|DynamicTablesPkg/Library/Acpi/Common/AcpiSratLib/AcpiSratLib.inf
       NULL|DynamicTablesPkg/Library/Acpi/Common/AcpiSpmiLib/AcpiSpmiLib.inf
@@ -103,6 +105,7 @@
     <LibraryClasses>
       # Generators
       #   Common
+      NULL|DynamicTablesPkg/Library/Acpi/Common/AcpiCedtLib/AcpiCedtLib.inf
       NULL|DynamicTablesPkg/Library/Acpi/Common/AcpiDbg2Lib/AcpiDbg2Lib.inf
       NULL|DynamicTablesPkg/Library/Acpi/Common/AcpiFadtLib/AcpiFadtLib.inf
       NULL|DynamicTablesPkg/Library/Acpi/Common/AcpiMcfgLib/AcpiMcfgLib.inf
@@ -129,4 +132,3 @@
       NULL|DynamicTablesPkg/Library/Acpi/Common/AcpiSsdtCpuTopologyLib/SsdtCpuTopologyLib.inf
       NULL|DynamicTablesPkg/Library/Acpi/Common/AcpiSsdtPcieLib/SsdtPcieLib.inf
   }
-

DynamicTablesPkg/DynamicTablesPkg.ci.yaml

@@ -104,6 +104,7 @@
            "cacheablity",
            "CCIDX",
            "CCSIDR",
+           "cfmws",
            "countof",
            "deviceid",
            "EArch",

DynamicTablesPkg/Include/AcpiTableGenerator.h

@@ -80,6 +80,8 @@ The Dynamic Tables Framework implements the following ACPI table generators:
             Configuration Manager and builds the SPMI table.
   - FACS  : The FACS generator collates the FACS information from the
             Configuration Manager and builds the FACS table.
+  - CEDT  : The CEDT generator collates the CEDT information from the
+            Configuration Manager and builds the CEDT table.
 */
 
 /** The ACPI_TABLE_GENERATOR_ID type describes ACPI table generator ID.
@@ -114,6 +116,7 @@ typedef enum StdAcpiTableId {
   EStdAcpiTableIdSsdtHpet,                      ///< SSDT HPET Generator
   EStdAcpiTableIdSpmi,                          ///< SPMI Generator
   EStdAcpiTableIdFacs,                          ///< FACS Generator
+  EStdAcpiTableIdCedt,                          ///< CEDT Generator
   EStdAcpiTableIdMax
 } ESTD_ACPI_TABLE_ID;
 

DynamicTablesPkg/Library/Acpi/Common/AcpiCedtLib/AcpiCedtLib.inf

@@ -0,0 +1,29 @@
+## @file
+#  CEDT Table Generator
+#
+#  Copyright (c) 2025 Google Inc. All rights reserved.
+#
+#  SPDX-License-Identifier: BSD-2-Clause-Patent
+##
+
+[Defines]
+  INF_VERSION    = 0x00010019
+  BASE_NAME      = AcpiCedtLib
+  FILE_GUID      = 59F0D17F-AFDC-4F26-820B-E9ADC93859CE
+  VERSION_STRING = 1.0
+  MODULE_TYPE    = DXE_DRIVER
+  LIBRARY_CLASS  = NULL|DXE_DRIVER
+  CONSTRUCTOR    = AcpiCedtLibConstructor
+  DESTRUCTOR     = AcpiCedtLibDestructor
+
+[Sources]
+  CedtGenerator.c
+
+[Packages]
+  MdePkg/MdePkg.dec
+  MdeModulePkg/MdeModulePkg.dec
+  EmbeddedPkg/EmbeddedPkg.dec
+  DynamicTablesPkg/DynamicTablesPkg.dec
+
+[LibraryClasses]
+  BaseLib