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Diffstat (limited to 'ReferenceCode/Chipset/SystemAgent/Include/DmaRemappingTable.h')
| -rw-r--r-- | ReferenceCode/Chipset/SystemAgent/Include/DmaRemappingTable.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/ReferenceCode/Chipset/SystemAgent/Include/DmaRemappingTable.h b/ReferenceCode/Chipset/SystemAgent/Include/DmaRemappingTable.h new file mode 100644 index 0000000..380a351 --- /dev/null +++ b/ReferenceCode/Chipset/SystemAgent/Include/DmaRemappingTable.h @@ -0,0 +1,115 @@ +/** @file + This code defines ACPI DMA Remapping table related definitions. + See the System Agent BIOS specification for definition of the table. + +@copyright + Copyright (c) 1999 - 2013 Intel Corporation. All rights reserved + This software and associated documentation (if any) is furnished + under a license and may only be used or copied in accordance + with the terms of the license. Except as permitted by such + license, no part of this software or documentation may be + reproduced, stored in a retrieval system, or transmitted in any + form or by any means without the express written consent of + Intel Corporation. + + This file contains an 'Intel Peripheral Driver' and uniquely + identified as "Intel Reference Module" and is + licensed for Intel CPUs and chipsets under the terms of your + license agreement with Intel or your vendor. This file may + be modified by the user, subject to additional terms of the + license agreement +**/ +#ifndef _DMA_REMAPPING_TABLE_H_ +#define _DMA_REMAPPING_TABLE_H_ + +#include "Tiano.h" +#include "Acpi3_0.h" + +#pragma pack(1) +/// +/// DMAR table signature +/// +#define EFI_ACPI_VTD_DMAR_TABLE_SIGNATURE 0x52414D44 ///< "DMAR" +#define EFI_ACPI_DMAR_TABLE_REVISION 1 +#define EFI_ACPI_DRHD_ENGINE_HEADER_LENGTH 0x10 +#define EFI_ACPI_RMRR_HEADER_LENGTH 0x18 +#define MAX_PCI_DEPTH 5 + +typedef struct { + UINT8 Type; + UINT8 Length; + UINT16 Reserved; + UINT8 EnumId; + UINT8 StartBusNumber; + UINT8 PciPath[2]; +} EFI_ACPI_DEV_SCOPE_STRUCTURE; + +typedef struct { + UINT16 Type; + UINT16 Length; + UINT8 Flags; + UINT8 Reserved; + UINT16 SegmentNum; + EFI_PHYSICAL_ADDRESS RegisterBaseAddress; + EFI_ACPI_DEV_SCOPE_STRUCTURE DeviceScope[1]; +} EFI_ACPI_DRHD_ENGINE1_STRUCT; + +typedef struct { + UINT16 Type; + UINT16 Length; + UINT8 Flags; + UINT8 Reserved; + UINT16 SegmentNum; + EFI_PHYSICAL_ADDRESS RegisterBaseAddress; + EFI_ACPI_DEV_SCOPE_STRUCTURE DeviceScope[9]; +} EFI_ACPI_DRHD_ENGINE2_STRUCT; + +typedef struct { + UINT16 Type; + UINT16 Length; + UINT16 Reserved; + UINT16 SegmentNum; + EFI_PHYSICAL_ADDRESS RmrBaseAddress; + EFI_PHYSICAL_ADDRESS RmrLimitAddress; + EFI_ACPI_DEV_SCOPE_STRUCTURE DeviceScope[3]; +} EFI_ACPI_RMRR_USB_STRUC; + +typedef struct { + UINT16 Type; + UINT16 Length; + UINT16 Reserved; + UINT16 SegmentNum; + EFI_PHYSICAL_ADDRESS RmrBaseAddress; + EFI_PHYSICAL_ADDRESS RmrLimitAddress; + EFI_ACPI_DEV_SCOPE_STRUCTURE DeviceScope[1]; +} EFI_ACPI_RMRR_IGD_STRUC; + +typedef struct { + UINT16 Type; + UINT16 Length; + UINT8 Reserved[3]; + UINT8 AcpiDeviceNumber; + UINT8 AcpiObjectName[20]; +} EFI_ACPI_ANDD_STRUC; + +typedef struct { + EFI_ACPI_DESCRIPTION_HEADER Header; + UINT8 HostAddressWidth; + UINT8 Flags; + UINT8 Reserved[10]; + EFI_ACPI_DRHD_ENGINE1_STRUCT DrhdEngine1; + EFI_ACPI_DRHD_ENGINE2_STRUCT DrhdEngine2; + EFI_ACPI_RMRR_USB_STRUC RmrrUsb; + EFI_ACPI_RMRR_IGD_STRUC RmrrIgd; + EFI_ACPI_ANDD_STRUC AnddI2C0; + EFI_ACPI_ANDD_STRUC AnddI2C1; + EFI_ACPI_ANDD_STRUC AnddSpi0; + EFI_ACPI_ANDD_STRUC AnddSpi1; + EFI_ACPI_ANDD_STRUC AnddUa00; + EFI_ACPI_ANDD_STRUC AnddUa01; + EFI_ACPI_ANDD_STRUC AnddSdhc; +} EFI_ACPI_DMAR_TABLE; + +#pragma pack() + +#endif |