tyler.durden
/
audk
mirror of https://github.com/acidanthera/audk.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

MdePkg/IndustryStandard: add definitions for ACPI 6.0 IORT 

This adds #defines and struct typedefs for the various node types in
the ACPI 6.0 IO Remapping Table (IORT).

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Jiewen Yao <yiewen.yao@intel.com>
Reviewed-by: Michael Kinney <michael.d.kinney@intel.com>
This commit is contained in:
Ard Biesheuvel 2017-04-19 08:10:43 +01:00
parent 21e359dcca
commit 75ce7ef7cf
1 changed files with 183 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

183
MdePkg/Include/IndustryStandard/IoRemappingTable.h Normal file
View File

@ -0,0 +1,183 @@
/** @file
ACPI IO Remapping Table (IORT) as specified in ARM spec DEN0049B
http://infocenter.arm.com/help/topic/com.arm.doc.den0049b/DEN0049B_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_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_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;
#pragma pack()
#endif