audk/DynamicTablesPkg/Library/Acpi/Arm/AcpiPcctLibArm/PcctGenerator.h

44 lines
1.1 KiB
C

/** @file
PCCT Table Generator
Copyright (c) 2022, Arm Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@par Reference(s):
- ACPI 6.4 Specification - January 2021
s14 PLATFORM COMMUNICATIONS CHANNEL (PCC)
**/
#ifndef PCCT_GENERATOR_H_
#define PCCT_GENERATOR_H_
#pragma pack(1)
/** Structure used to map a Pcc Subspace to an index.
*/
typedef struct MappingTable {
/// Mapping table for Subspace Ids.
/// Subspace ID/Index <-> CM_ARM_PCC_SUBSPACE_TYPE[X]_INFO pointer
VOID **Table;
/// Number of entries in the Table.
UINT32 MaxIndex;
} MAPPING_TABLE;
/** A structure holding the Pcct generator and additional private data.
*/
typedef struct AcpiPcctGenerator {
/// ACPI Table generator header
ACPI_TABLE_GENERATOR Header;
// Private fields are defined from here.
/// Table to map: Subspace ID/Index <-> CM_ARM_PCC_SUBSPACE_TYPE[X]_INFO pointer
MAPPING_TABLE MappingTable;
} ACPI_PCCT_GENERATOR;
#pragma pack()
#endif // PCCT_GENERATOR_H_