/** @file | |
ACPI IO Remapping Table (IORT) as specified in ARM spec DEN0049C | |
http://infocenter.arm.com/help/topic/com.arm.doc.den0049c/DEN0049C_IO_Remapping_Table.pdf | |
Copyright (c) 2017, Linaro Limited. All rights reserved.<BR> | |
This program and the accompanying materials | |
are licensed and made available under the terms and conditions of the BSD License | |
which accompanies this distribution. The full text of the license may be found at | |
http://opensource.org/licenses/bsd-license.php | |
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
**/ | |
#ifndef __IO_REMAPPING_TABLE_H__ | |
#define __IO_REMAPPING_TABLE_H__ | |
#include <IndustryStandard/Acpi.h> | |
#define EFI_ACPI_IO_REMAPPING_TABLE_REVISION 0x0 | |
#define EFI_ACPI_IORT_TYPE_ITS_GROUP 0x0 | |
#define EFI_ACPI_IORT_TYPE_NAMED_COMP 0x1 | |
#define EFI_ACPI_IORT_TYPE_ROOT_COMPLEX 0x2 | |
#define EFI_ACPI_IORT_TYPE_SMMUv1v2 0x3 | |
#define EFI_ACPI_IORT_TYPE_SMMUv3 0x4 | |
#define EFI_ACPI_IORT_TYPE_PMCG 0x5 | |
#define EFI_ACPI_IORT_MEM_ACCESS_PROP_CCA BIT0 | |
#define EFI_ACPI_IORT_MEM_ACCESS_PROP_AH_TR BIT0 | |
#define EFI_ACPI_IORT_MEM_ACCESS_PROP_AH_WA BIT1 | |
#define EFI_ACPI_IORT_MEM_ACCESS_PROP_AH_RA BIT2 | |
#define EFI_ACPI_IORT_MEM_ACCESS_PROP_AH_AHO BIT3 | |
#define EFI_ACPI_IORT_MEM_ACCESS_FLAGS_CPM BIT0 | |
#define EFI_ACPI_IORT_MEM_ACCESS_FLAGS_DACS BIT1 | |
#define EFI_ACPI_IORT_SMMUv1v2_MODEL_v1 0x0 | |
#define EFI_ACPI_IORT_SMMUv1v2_MODEL_v2 0x1 | |
#define EFI_ACPI_IORT_SMMUv1v2_MODEL_MMU400 0x2 | |
#define EFI_ACPI_IORT_SMMUv1v2_MODEL_MMU500 0x3 | |
#define EFI_ACPI_IORT_SMMUv1v2_MODEL_MMU401 0x4 | |
#define EFI_ACPI_IORT_SMMUv1v2_MODEL_CAVIUM_THX_v2 0x5 | |
#define EFI_ACPI_IORT_SMMUv1v2_FLAG_DVM BIT0 | |
#define EFI_ACPI_IORT_SMMUv1v2_FLAG_COH_WALK BIT1 | |
#define EFI_ACPI_IORT_SMMUv1v2_INT_FLAG_LEVEL 0x0 | |
#define EFI_ACPI_IORT_SMMUv1v2_INT_FLAG_EDGE 0x1 | |
#define EFI_ACPI_IORT_SMMUv3_FLAG_COHAC_OVERRIDE BIT0 | |
#define EFI_ACPI_IORT_SMMUv3_FLAG_HTTU_OVERRIDE BIT1 | |
#define EFI_ACPI_IORT_ROOT_COMPLEX_ATS_UNSUPPORTED 0x0 | |
#define EFI_ACPI_IORT_ROOT_COMPLEX_ATS_SUPPORTED 0x1 | |
#define EFI_ACPI_IORT_ID_MAPPING_FLAGS_SINGLE BIT0 | |
#pragma pack(1) | |
/// | |
/// Table header | |
/// | |
typedef struct { | |
EFI_ACPI_DESCRIPTION_HEADER Header; | |
UINT32 NumNodes; | |
UINT32 NodeOffset; | |
UINT32 Reserved; | |
} EFI_ACPI_6_0_IO_REMAPPING_TABLE; | |
/// | |
/// Definition for ID mapping table shared by all node types | |
/// | |
typedef struct { | |
UINT32 InputBase; | |
UINT32 NumIds; | |
UINT32 OutputBase; | |
UINT32 OutputReference; | |
UINT32 Flags; | |
} EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE; | |
/// | |
/// Node header definition shared by all node types | |
/// | |
typedef struct { | |
UINT8 Type; | |
UINT16 Length; | |
UINT8 Revision; | |
UINT32 Reserved; | |
UINT32 NumIdMappings; | |
UINT32 IdReference; | |
} EFI_ACPI_6_0_IO_REMAPPING_NODE; | |
/// | |
/// Node type 0: ITS node | |
/// | |
typedef struct { | |
EFI_ACPI_6_0_IO_REMAPPING_NODE Node; | |
UINT32 NumItsIdentifiers; | |
//UINT32 ItsIdentifiers[NumItsIdentifiers]; | |
} EFI_ACPI_6_0_IO_REMAPPING_ITS_NODE; | |
/// | |
/// Node type 1: root complex node | |
/// | |
typedef struct { | |
EFI_ACPI_6_0_IO_REMAPPING_NODE Node; | |
UINT32 CacheCoherent; | |
UINT8 AllocationHints; | |
UINT16 Reserved; | |
UINT8 MemoryAccessFlags; | |
UINT32 AtsAttribute; | |
UINT32 PciSegmentNumber; | |
} EFI_ACPI_6_0_IO_REMAPPING_RC_NODE; | |
/// | |
/// Node type 2: named component node | |
/// | |
typedef struct { | |
EFI_ACPI_6_0_IO_REMAPPING_NODE Node; | |
UINT32 Flags; | |
UINT32 CacheCoherent; | |
UINT8 AllocationHints; | |
UINT16 Reserved; | |
UINT8 MemoryAccessFlags; | |
UINT8 AddressSizeLimit; | |
//UINT8 ObjectName[]; | |
} EFI_ACPI_6_0_IO_REMAPPING_NAMED_COMP_NODE; | |
/// | |
/// Node type 3: SMMUv1 or SMMUv2 node | |
/// | |
typedef struct { | |
UINT32 Interrupt; | |
UINT32 InterruptFlags; | |
} EFI_ACPI_6_0_IO_REMAPPING_SMMU_INT; | |
typedef struct { | |
EFI_ACPI_6_0_IO_REMAPPING_NODE Node; | |
UINT64 Base; | |
UINT64 Span; | |
UINT32 Model; | |
UINT32 Flags; | |
UINT32 GlobalInterruptArrayRef; | |
UINT32 NumContextInterrupts; | |
UINT32 ContextInterruptArrayRef; | |
UINT32 NumPmuInterrupts; | |
UINT32 PmuInterruptArrayRef; | |
UINT32 SMMU_NSgIrpt; | |
UINT32 SMMU_NSgIrptFlags; | |
UINT32 SMMU_NSgCfgIrpt; | |
UINT32 SMMU_NSgCfgIrptFlags; | |
//EFI_ACPI_6_0_IO_REMAPPING_SMMU_CTX_INT ContextInterrupt[NumContextInterrupts]; | |
//EFI_ACPI_6_0_IO_REMAPPING_SMMU_CTX_INT PmuInterrupt[NumPmuInterrupts]; | |
} EFI_ACPI_6_0_IO_REMAPPING_SMMU_NODE; | |
/// | |
/// Node type 4: SMMUv4 node | |
/// | |
typedef struct { | |
EFI_ACPI_6_0_IO_REMAPPING_NODE Node; | |
UINT64 Base; | |
UINT32 Flags; | |
UINT32 Reserved; | |
UINT64 VatosAddress; | |
UINT32 Model; | |
UINT32 Event; | |
UINT32 Pri; | |
UINT32 Gerr; | |
UINT32 Sync; | |
} EFI_ACPI_6_0_IO_REMAPPING_SMMU3_NODE; | |
/// | |
/// Node type 5: PMCG node | |
/// | |
typedef struct { | |
EFI_ACPI_6_0_IO_REMAPPING_NODE Node; | |
UINT64 Base; | |
UINT32 OverflowInterruptGsiv; | |
UINT32 NodeReference; | |
//EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE OverflowInterruptMsiMapping[1]; | |
} EFI_ACPI_6_0_IO_REMAPPING_PMCG_NODE; | |
#pragma pack() | |
#endif |