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/**
* @file
*
* Misc common definition
*
*
*
* @xrefitem bom "File Content Label" "Release Content"
* @e project: AGESA
* @e sub-project: GNB
* @e \$Revision: 84150 $ @e \$Date: 2012-12-12 15:46:25 -0600 (Wed, 12 Dec 2012) $
*
*/
/*
*****************************************************************************
*
* Copyright (c) 2008 - 2013, Advanced Micro Devices, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Advanced Micro Devices, Inc. nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* ***************************************************************************
*
*/
#ifndef _GNBIOMMU_H_
#define _GNBIOMMU_H_
#pragma pack (push, 1)
/// IVRS block
typedef enum {
IvrsIvhdBlock = 0x10, ///< I/O Virtualization Hardware Definition Block
IvrsIvmdBlock = 0x20, ///< I/O Virtualization Memory Definition Block for all peripherals
IvrsIvmdBlockSingle = 0x21, ///< IVMD block for specified peripheral
IvrsIvmdBlockRange = 0x22, ///< IVMD block for peripheral range
IvrsIvhdrBlock = 0x40, ///< IVHDR (Relative) block
IvrsIvmdrBlock = 0x50, ///< IVMDR (Relative) block for all peripherals
IvrsIvmdrBlockSingle = 0x51 ///< IVMDR block for last IVHDR
} IVRS_BLOCK_TYPE;
#define DEVICE_ID(PciAddress) (UINT16) (((PciAddress).Address.Bus << 8) | ((PciAddress).Address.Device << 3) | (PciAddress).Address.Function)
/// IVHD entry types
typedef enum {
IvhdEntryPadding = 0, ///< Table padding
IvhdEntrySelect = 2, ///< Select
IvhdEntryStartRange = 3, ///< Start Range
IvhdEntryEndRange = 4, ///< End Range
IvhdEntryAliasSelect = 66, ///< Alias select
IvhdEntryAliasStartRange = 67, ///< Alias start range
IvhdEntryExtendedSelect = 70, ///< Extended select
IvhdEntryExtendedStartRange = 71, ///< Extended Start range
IvhdEntrySpecialDevice = 72 ///< Special device
} IVHD_ENTRY_TYPE;
/// Special device variety
typedef enum {
IvhdSpecialDeviceIoapic = 0x1, ///< IOAPIC
IvhdSpecialDeviceHpet = 0x2 ///< HPET
} IVHD_SPECIAL_DEVICE;
#define IVHD_FLAG_COHERENT BIT5
#define IVHD_FLAG_IOTLBSUP BIT4
#define IVHD_FLAG_ISOC BIT3
#define IVHD_FLAG_RESPASSPW BIT2
#define IVHD_FLAG_PASSPW BIT1
#define IVHD_FLAG_PPRSUB BIT7
#define IVHD_FLAG_PREFSUP BIT6
#define IVHD_EFR_XTSUP_OFFSET 0
#define IVHD_EFR_NXSUP_OFFSET 1
#define IVHD_EFR_GTSUP_OFFSET 2
#define IVHD_EFR_GLXSUP_OFFSET 3
#define IVHD_EFR_IASUP_OFFSET 5
#define IVHD_EFR_GASUP_OFFSET 6
#define IVHD_EFR_HESUP_OFFSET 7
#define IVHD_EFR_PASMAX_OFFSET 8
#define IVHD_EFR_PNCOUNTERS_OFFSET 13
#define IVHD_EFR_PNBANKS_OFFSET 17
#define IVHD_EFR_MSINUMPPR_OFFSET 23
#define IVHD_EFR_GATS_OFFSET 28
#define IVHD_EFR_HATS_OFFSET 30
#define IVINFO_HTATSRESV_MASK 0x00400000ul
#define IVINFO_VASIZE_MASK 0x003F8000ul
#define IVINFO_PASIZE_MASK 0x00007F00ul
#define IVINFO_GASIZE_MASK 0x000000E0ul
#define IVHD_INFO_MSINUM_OFFSET 0
#define IVHD_INFO_UNITID_OFFSET 8
#define IVMD_FLAG_EXCLUSION_RANGE BIT3
#define IVMD_FLAG_IW BIT2
#define IVMD_FLAG_IR BIT1
#define IVMD_FLAG_UNITY BIT0
/// IVRS header
typedef struct {
UINT8 Sign[4]; ///< Signature
UINT32 TableLength; ///< Table Length
UINT8 Revision; ///< Revision
UINT8 Checksum; ///< Checksum
UINT8 OemId[6]; ///< OEM ID
UINT8 OemTableId[8]; ///< OEM Tabled ID
UINT32 OemRev; ///< OEM Revision
UINT8 CreatorId[4]; ///< Creator ID
UINT32 CreatorRev; ///< Creator Revision
UINT32 IvInfo; ///< IvInfo
UINT64 Reserved; ///< Reserved
} IOMMU_IVRS_HEADER;
/// IVRS IVHD Entry
typedef struct {
UINT8 Type; ///< Type
UINT8 Flags; ///< Flags
UINT16 Length; ///< Length
UINT16 DeviceId; ///< DeviceId
UINT16 CapabilityOffset; ///< CapabilityOffset
UINT64 BaseAddress; ///< BaseAddress
UINT16 PciSegment; ///< Pci segment
UINT16 IommuInfo; ///< IOMMU info
UINT32 IommuEfr; ///< reserved
} IVRS_IVHD_ENTRY;
/// IVHD generic entry
typedef struct {
UINT8 Type; ///< Type
UINT16 DeviceId; ///< Device id
UINT8 DataSetting; ///< Data settings
} IVHD_GENERIC_ENTRY;
///IVHD alias entry
typedef struct {
UINT8 Type; ///< Type
UINT16 DeviceId; ///< Device id
UINT8 DataSetting; ///< Data settings
UINT8 Reserved; ///< Reserved
UINT16 AliasDeviceId; ///< Alias device id
UINT8 Reserved2; ///< Reserved
} IVHD_ALIAS_ENTRY;
///IVHD extended entry
typedef struct {
UINT8 Type; ///< Type
UINT16 DeviceId; ///< Device id
UINT8 DataSetting; ///< Data settings
UINT32 ExtSetting; ///< Extended settings
} IVHD_EXT_ENTRY;
/// IVHD special entry
typedef struct {
UINT8 Type; ///< Type
UINT16 Reserved; ///< Reserved
UINT8 DataSetting; ///< Data settings
UINT8 Handle; ///< Handle
UINT16 AliasDeviceId; ///< Alis device id
UINT8 Variety; ///< Variety
} IVHD_SPECIAL_ENTRY;
/// IVRS IVMD Entry
typedef struct {
UINT8 Type; ///< Type
UINT8 Flags; ///< Flags
UINT16 Length; ///< Length
UINT16 DeviceId; ///< DeviceId
UINT16 AuxiliaryData; ///< Auxiliary data
UINT64 Reserved; ///< Reserved (0000_0000_0000_0000)
UINT64 BlockStart; ///< IVMD start address
UINT64 BlockLength; ///< IVMD memory block length
} IVRS_IVMD_ENTRY;
#pragma pack (pop)
#endif
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