From cbedba8698b1a9f6e2e440219d03a263e09d2822 Mon Sep 17 00:00:00 2001 From: Ruiyu Ni Date: Fri, 27 May 2016 21:43:45 +0800 Subject: [PATCH] MdePkg/PCI: Add missing PCI/PCIE definitions The definitions are required by certain platform initialization code. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Ruiyu Ni Cc: Jeff Fan Cc: Feng Tian Reviewed-by: Amy Chan --- MdePkg/Include/IndustryStandard/Pci22.h | 46 ++- .../Include/IndustryStandard/PciExpress21.h | 367 +++++++++++++++++- .../Include/IndustryStandard/PciExpress30.h | 33 +- .../Include/IndustryStandard/PciExpress31.h | 78 ++++ 4 files changed, 503 insertions(+), 21 deletions(-) create mode 100644 MdePkg/Include/IndustryStandard/PciExpress31.h diff --git a/MdePkg/Include/IndustryStandard/Pci22.h b/MdePkg/Include/IndustryStandard/Pci22.h index 0b3a785ef1..db24a153e1 100644 --- a/MdePkg/Include/IndustryStandard/Pci22.h +++ b/MdePkg/Include/IndustryStandard/Pci22.h @@ -645,18 +645,6 @@ typedef struct { UINT8 NextItemPtr; } EFI_PCI_CAPABILITY_HDR; -/// -/// Power Management Register Block Definition -/// Section 3.2, PCI Power Management Interface Specifiction, Revision 1.2 -/// -typedef struct { - EFI_PCI_CAPABILITY_HDR Hdr; - UINT16 PMC; - UINT16 PMCSR; - UINT8 BridgeExtention; - UINT8 Data; -} EFI_PCI_CAPABILITY_PMI; - /// /// PMC - Power Management Capabilities /// Section 3.2.3, PCI Power Management Interface Specifiction, Revision 1.2 @@ -684,7 +672,9 @@ typedef union { typedef union { struct { UINT16 PowerState : 2; - UINT16 Reserved : 6; + UINT16 ReservedForPciExpress : 1; + UINT16 NoSoftReset : 1; + UINT16 Reserved : 4; UINT16 PmeEnable : 1; UINT16 DataSelect : 4; UINT16 DataScale : 2; @@ -693,6 +683,36 @@ typedef union { UINT16 Data; } EFI_PCI_PMCSR; +#define PCI_POWER_STATE_D0 0 +#define PCI_POWER_STATE_D1 1 +#define PCI_POWER_STATE_D2 2 +#define PCI_POWER_STATE_D3_HOT 3 + +/// +/// PMCSR_BSE - PMCSR PCI-to-PCI Bridge Support Extensions +/// Section 3.2.5, PCI Power Management Interface Specifiction, Revision 1.2 +/// +typedef union { + struct { + UINT8 Reserved : 6; + UINT8 B2B3 : 1; + UINT8 BusPowerClockControl : 1; + } Bits; + UINT8 Uint8; +} EFI_PCI_PMCSR_BSE; + +/// +/// Power Management Register Block Definition +/// Section 3.2, PCI Power Management Interface Specifiction, Revision 1.2 +/// +typedef struct { + EFI_PCI_CAPABILITY_HDR Hdr; + EFI_PCI_PMC PMC; + EFI_PCI_PMCSR PMCSR; + EFI_PCI_PMCSR_BSE BridgeExtention; + UINT8 Data; +} EFI_PCI_CAPABILITY_PMI; + /// /// A.G.P Capability /// Section 6.1.4, Accelerated Graphics Port Interface Specification, Revision 1.0 diff --git a/MdePkg/Include/IndustryStandard/PciExpress21.h b/MdePkg/Include/IndustryStandard/PciExpress21.h index 57cfab228d..175c82c88e 100644 --- a/MdePkg/Include/IndustryStandard/PciExpress21.h +++ b/MdePkg/Include/IndustryStandard/PciExpress21.h @@ -1,7 +1,7 @@ /** @file Support for the latest PCI standard. - Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.
+ Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.
(C) Copyright 2016 Hewlett Packard Enterprise Development LP
This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License @@ -16,6 +16,337 @@ #ifndef _PCIEXPRESS21_H_ #define _PCIEXPRESS21_H_ +#include + +#pragma pack(1) +/// +/// PCI Express Capability Structure +/// +typedef union { + struct { + UINT16 Version : 4; + UINT16 DevicePortType : 4; + UINT16 SlotImplemented : 1; + UINT16 InterruptMessageNumber : 5; + UINT16 Undefined : 1; + UINT16 Reserved : 1; + } Bits; + UINT16 Uint16; +} PCI_REG_PCIE_CAPABILITY; + +#define PCIE_DEVICE_PORT_TYPE_PCIE_ENDPOINT 0 +#define PCIE_DEVICE_PORT_TYPE_LEGACY_PCIE_ENDPOINT 1 +#define PCIE_DEVICE_PORT_TYPE_ROOT_PORT 4 +#define PCIE_DEVICE_PORT_TYPE_UPSTREAM_PORT 5 +#define PCIE_DEVICE_PORT_TYPE_DOWNSTREAM_PORT 6 +#define PCIE_DEVICE_PORT_TYPE_PCIE_TO_PCI_BRIDGE 7 +#define PCIE_DEVICE_PORT_TYPE_PCI_TO_PCIE_BRIDGE 8 +#define PCIE_DEVICE_PORT_TYPE_ROOT_COMPLEX_INTEGRATED_ENDPOINT 9 +#define PCIE_DEVICE_PORT_TYPE_ROOT_COMPLEX_EVENT_COLLECTOR 10 + +typedef union { + struct { + UINT32 MaxPayloadSize : 3; + UINT32 PhantomFunctions : 2; + UINT32 ExtendedTagField : 1; + UINT32 EndpointL0sAcceptableLatency : 3; + UINT32 EndpointL1AcceptableLatency : 3; + UINT32 Undefined : 3; + UINT32 RoleBasedErrorReporting : 1; + UINT32 Reserved : 2; + UINT32 CapturedSlotPowerLimitValue : 8; + UINT32 CapturedSlotPowerLimitScale : 2; + UINT32 FunctionLevelReset : 1; + UINT32 Reserved2 : 3; + } Bits; + UINT32 Uint32; +} PCI_REG_PCIE_DEVICE_CAPABILITY; + +typedef union { + struct { + UINT16 CorrectableError : 1; + UINT16 NonFatalError : 1; + UINT16 FatalError : 1; + UINT16 UnsupportedRequest : 1; + UINT16 RelaxedOrdering : 1; + UINT16 MaxPayloadSize : 3; + UINT16 ExtendedTagField : 1; + UINT16 PhantomFunctions : 1; + UINT16 AuxPower : 1; + UINT16 NoSnoop : 1; + UINT16 MaxReadRequestSize : 3; + UINT16 BridgeConfigurationRetryOrFunctionLevelReset : 1; + } Bits; + UINT16 Uint16; +} PCI_REG_PCIE_DEVICE_CONTROL; + +typedef union { + struct { + UINT16 CorrectableError : 1; + UINT16 NonFatalError : 1; + UINT16 FatalError : 1; + UINT16 UnsupportedRequest : 1; + UINT16 AuxPower : 1; + UINT16 TransactionsPending : 1; + UINT16 Reserved : 10; + } Bits; + UINT16 Uint16; +} PCI_REG_PCIE_DEVICE_STATUS; + +typedef union { + struct { + UINT32 MaxLinkSpeed : 4; + UINT32 MaxLinkWidth : 6; + UINT32 Aspm : 2; + UINT32 L0sExitLatency : 3; + UINT32 L1ExitLatency : 3; + UINT32 ClockPowerManagement : 1; + UINT32 SurpriseDownError : 1; + UINT32 DataLinkLayerLinkActive : 1; + UINT32 LinkBandwidthNotification : 1; + UINT32 AspmOptionalityCompliance : 1; + UINT32 Reserved : 1; + UINT32 PortNumber : 8; + } Bits; + UINT32 Uint32; +} PCI_REG_PCIE_LINK_CAPABILITY; + +#define PCIE_LINK_ASPM_L0S BIT0 +#define PCIE_LINK_ASPM_L1 BIT1 + +typedef union { + struct { + UINT16 AspmControl : 2; + UINT16 Reserved : 1; + UINT16 ReadCompletionBoundary : 1; + UINT16 LinkDisable : 1; + UINT16 RetrainLink : 1; + UINT16 CommonClockConfiguration : 1; + UINT16 ExtendedSynch : 1; + UINT16 ClockPowerManagement : 1; + UINT16 HardwareAutonomousWidthDisable : 1; + UINT16 LinkBandwidthManagementInterrupt : 1; + UINT16 LinkAutonomousBandwidthInterrupt : 1; + } Bits; + UINT16 Uint16; +} PCI_REG_PCIE_LINK_CONTROL; + +typedef union { + struct { + UINT16 CurrentLinkSpeed : 4; + UINT16 NegotiatedLinkWidth : 6; + UINT16 Undefined : 1; + UINT16 LinkTraining : 1; + UINT16 SlotClockConfiguration : 1; + UINT16 DataLinkLayerLinkActive : 1; + UINT16 LinkBandwidthManagement : 1; + UINT16 LinkAutonomousBandwidth : 1; + } Bits; + UINT16 Uint16; +} PCI_REG_PCIE_LINK_STATUS; + +typedef union { + struct { + UINT32 AttentionButton : 1; + UINT32 PowerController : 1; + UINT32 MrlSensor : 1; + UINT32 AttentionIndicator : 1; + UINT32 PowerIndicator : 1; + UINT32 HotPlugSurprise : 1; + UINT32 HotPlugCapable : 1; + UINT32 SlotPowerLimitValue : 8; + UINT32 SlotPowerLimitScale : 2; + UINT32 ElectromechanicalInterlock : 1; + UINT32 NoCommandCompleted : 1; + UINT32 PhysicalSlotNumber : 13; + } Bits; + UINT32 Uint32; +} PCI_REG_PCIE_SLOT_CAPABILITY; + +typedef union { + struct { + UINT32 AttentionButtonPressed : 1; + UINT32 PowerFaultDetected : 1; + UINT32 MrlSensorChanged : 1; + UINT32 PresenceDetectChanged : 1; + UINT32 CommandCompletedInterrupt : 1; + UINT32 HotPlugInterrupt : 1; + UINT32 AttentionIndicator : 2; + UINT32 PowerIndicator : 2; + UINT32 PowerController : 1; + UINT32 ElectromechanicalInterlock : 1; + UINT32 DataLinkLayerStateChanged : 1; + UINT32 Reserved : 3; + } Bits; + UINT16 Uint16; +} PCI_REG_PCIE_SLOT_CONTROL; + +typedef union { + struct { + UINT16 AttentionButtonPressed : 1; + UINT16 PowerFaultDetected : 1; + UINT16 MrlSensorChanged : 1; + UINT16 PresenceDetectChanged : 1; + UINT16 CommandCompleted : 1; + UINT16 MrlSensor : 1; + UINT16 PresenceDetect : 1; + UINT16 ElectromechanicalInterlock : 1; + UINT16 DataLinkLayerStateChanged : 1; + UINT16 Reserved : 7; + } Bits; + UINT16 Uint16; +} PCI_REG_PCIE_SLOT_STATUS; + +typedef union { + struct { + UINT16 SystemErrorOnCorrectableError : 1; + UINT16 SystemErrorOnNonFatalError : 1; + UINT16 SystemErrorOnFatalError : 1; + UINT16 PmeInterrupt : 1; + UINT16 CrsSoftwareVisibility : 1; + UINT16 Reserved : 11; + } Bits; + UINT16 Uint16; +} PCI_REG_PCIE_ROOT_CONTROL; + +typedef union { + struct { + UINT16 CrsSoftwareVisibility : 1; + UINT16 Reserved : 15; + } Bits; + UINT16 Uint16; +} PCI_REG_PCIE_ROOT_CAPABILITY; + +typedef union { + struct { + UINT32 PmeRequesterId : 16; + UINT32 PmeStatus : 1; + UINT32 PmePending : 1; + UINT32 Reserved : 14; + } Bits; + UINT32 Uint32; +} PCI_REG_PCIE_ROOT_STATUS; + +typedef union { + struct { + UINT32 CompletionTimeoutRanges : 4; + UINT32 CompletionTimeoutDisable : 1; + UINT32 AriForwarding : 1; + UINT32 AtomicOpRouting : 1; + UINT32 AtomicOp32Completer : 1; + UINT32 AtomicOp64Completer : 1; + UINT32 Cas128Completer : 1; + UINT32 NoRoEnabledPrPrPassing : 1; + UINT32 LtrMechanism : 1; + UINT32 TphCompleter : 2; + UINT32 Reserved : 4; + UINT32 Obff : 2; + UINT32 ExtendedFmtField : 1; + UINT32 EndEndTlpPrefix : 1; + UINT32 MaxEndEndTlpPrefixes : 2; + UINT32 Reserved2 : 8; + } Bits; + UINT32 Uint32; +} PCI_REG_PCIE_DEVICE_CAPABILITY2; + +#define PCIE_DEVICE_CAPABILITY_OBFF_MESSAGE BIT0 +#define PCIE_DEVICE_CAPABILITY_OBFF_WAKE BIT1 + +typedef union { + struct { + UINT16 CompletionTimeoutValue : 4; + UINT16 CompletionTimeoutDisable : 1; + UINT16 AriForwarding : 1; + UINT16 AtomicOpRequester : 1; + UINT16 AtomicOpEgressBlocking : 1; + UINT16 IdoRequest : 1; + UINT16 IdoCompletion : 1; + UINT16 LtrMechanism : 2; + UINT16 Reserved : 2; + UINT16 Obff : 2; + UINT16 EndEndTlpPrefixBlocking : 1; + } Bits; + UINT16 Uint16; +} PCI_REG_PCIE_DEVICE_CONTROL2; + +#define PCIE_COMPLETION_TIMEOUT_50US_50MS 0 +#define PCIE_COMPLETION_TIMEOUT_50US_100US 1 +#define PCIE_COMPLETION_TIMEOUT_1MS_10MS 2 +#define PCIE_COMPLETION_TIMEOUT_16MS_55MS 5 +#define PCIE_COMPLETION_TIMEOUT_65MS_210MS 6 +#define PCIE_COMPLETION_TIMEOUT_260MS_900MS 9 +#define PCIE_COMPLETION_TIMEOUT_1S_3_5S 10 +#define PCIE_COMPLETION_TIMEOUT_4S_13S 13 +#define PCIE_COMPLETION_TIMEOUT_17S_64S 14 + +#define PCIE_DEVICE_CONTROL_OBFF_DISABLED 0 +#define PCIE_DEVICE_CONTROL_OBFF_MESSAGE_A 1 +#define PCIE_DEVICE_CONTROL_OBFF_MESSAGE_B 2 +#define PCIE_DEVICE_CONTROL_OBFF_WAKE 3 + +typedef union { + struct { + UINT32 Reserved : 1; + UINT32 LinkSpeedsVector : 7; + UINT32 Crosslink : 1; + UINT32 Reserved2 : 23; + } Bits; + UINT32 Uint32; +} PCI_REG_PCIE_LINK_CAPABILITY2; + +typedef union { + struct { + UINT16 TargetLinkSpeed : 4; + UINT16 EnterCompliance : 1; + UINT16 HardwareAutonomousSpeedDisable : 1; + UINT16 SelectableDeemphasis : 1; + UINT16 TransmitMargin : 3; + UINT16 EnterModifiedCompliance : 1; + UINT16 ComplianceSos : 1; + UINT16 CompliancePresetDeemphasis : 4; + } Bits; + UINT16 Uint16; +} PCI_REG_PCIE_LINK_CONTROL2; + +typedef union { + struct { + UINT16 CurrentDeemphasisLevel : 1; + UINT16 EqualizationComplete : 1; + UINT16 EqualizationPhase1Successful : 1; + UINT16 EqualizationPhase2Successful : 1; + UINT16 EqualizationPhase3Successful : 1; + UINT16 LinkEqualizationRequest : 1; + UINT16 Reserved : 10; + } Bits; + UINT16 Uint16; +} PCI_REG_PCIE_LINK_STATUS2; + +typedef struct { + EFI_PCI_CAPABILITY_HDR Hdr; + PCI_REG_PCIE_CAPABILITY Capability; + PCI_REG_PCIE_DEVICE_CAPABILITY DeviceCapability; + PCI_REG_PCIE_DEVICE_CONTROL DeviceControl; + PCI_REG_PCIE_DEVICE_STATUS DeviceStatus; + PCI_REG_PCIE_LINK_CAPABILITY LinkCapability; + PCI_REG_PCIE_LINK_CONTROL LinkControl; + PCI_REG_PCIE_LINK_STATUS LinkStatus; + PCI_REG_PCIE_SLOT_CAPABILITY SlotCapability; + PCI_REG_PCIE_SLOT_CONTROL SlotControl; + PCI_REG_PCIE_SLOT_STATUS SlotStatus; + PCI_REG_PCIE_ROOT_CONTROL RootControl; + PCI_REG_PCIE_ROOT_CAPABILITY RootCapability; + PCI_REG_PCIE_ROOT_STATUS RootStatus; + PCI_REG_PCIE_DEVICE_CAPABILITY2 DeviceCapability2; + PCI_REG_PCIE_DEVICE_CONTROL2 DeviceControl2; + UINT16 DeviceStatus2; + PCI_REG_PCIE_LINK_CAPABILITY2 LinkCapability2; + PCI_REG_PCIE_LINK_CONTROL2 LinkControl2; + PCI_REG_PCIE_LINK_STATUS2 LinkStatus2; + UINT32 SlotCapability2; + UINT16 SlotControl2; + UINT16 SlotStatus2; +} PCI_CAPABILITY_PCIEXP; + #define EFI_PCIE_CAPABILITY_BASE_OFFSET 0x100 #define EFI_PCIE_CAPABILITY_ID_SRIOV_CONTROL_ARI_HIERARCHY 0x10 #define EFI_PCIE_CAPABILITY_DEVICE_CAPABILITIES_2_OFFSET 0x24 @@ -83,11 +414,37 @@ typedef struct { #define PCI_EXPRESS_EXTENDED_CAPABILITY_ADVANCED_ERROR_REPORTING_VER1 0x1 #define PCI_EXPRESS_EXTENDED_CAPABILITY_ADVANCED_ERROR_REPORTING_VER2 0x2 +typedef union { + struct { + UINT32 Undefined : 1; + UINT32 Reserved : 3; + UINT32 DataLinkProtocolError : 1; + UINT32 SurpriseDownError : 1; + UINT32 Reserved2 : 6; + UINT32 PoisonedTlp : 1; + UINT32 FlowControlProtocolError : 1; + UINT32 CompletionTimeout : 1; + UINT32 CompleterAbort : 1; + UINT32 UnexpectedCompletion : 1; + UINT32 ReceiverOverflow : 1; + UINT32 MalformedTlp : 1; + UINT32 EcrcError : 1; + UINT32 UnsupportedRequestError : 1; + UINT32 AcsVoilation : 1; + UINT32 UncorrectableInternalError : 1; + UINT32 McBlockedTlp : 1; + UINT32 AtomicOpEgressBlocked : 1; + UINT32 TlpPrefixBlockedError : 1; + UINT32 Reserved3 : 6; + } Bits; + UINT32 Uint32; +} PCI_EXPRESS_REG_UNCORRECTABLE_ERROR; + typedef struct { PCI_EXPRESS_EXTENDED_CAPABILITIES_HEADER Header; - UINT32 UncorrectableErrorStatus; - UINT32 UncorrectableErrorMask; - UINT32 UncorrectableErrorSeverity; + PCI_EXPRESS_REG_UNCORRECTABLE_ERROR UncorrectableErrorStatus; + PCI_EXPRESS_REG_UNCORRECTABLE_ERROR UncorrectableErrorMask; + PCI_EXPRESS_REG_UNCORRECTABLE_ERROR UncorrectableErrorSeverity; UINT32 CorrectableErrorStatus; UINT32 CorrectableErrorMask; UINT32 AdvancedErrorCapabilitiesAndControl; @@ -289,4 +646,6 @@ typedef struct { #define GET_TPH_TABLE_SIZE(x) ((x->TphRequesterCapability & 0x7FF0000)>>16) * sizeof(UINT16) +#pragma pack() + #endif diff --git a/MdePkg/Include/IndustryStandard/PciExpress30.h b/MdePkg/Include/IndustryStandard/PciExpress30.h index 6e9e105da9..db6a427bc8 100644 --- a/MdePkg/Include/IndustryStandard/PciExpress30.h +++ b/MdePkg/Include/IndustryStandard/PciExpress30.h @@ -3,7 +3,7 @@ This header file may not define all structures. Please extend as required. - Copyright (c) 2014, Intel Corporation. All rights reserved.
+ Copyright (c) 2014 - 2016, Intel Corporation. All rights reserved.
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 @@ -17,16 +17,41 @@ #ifndef _PCIEXPRESS30_H_ #define _PCIEXPRESS30_H_ -#include "PciExpress21.h" +#include + +#pragma pack(1) #define PCI_EXPRESS_EXTENDED_CAPABILITY_SECONDARY_PCIE_ID 0x0019 #define PCI_EXPRESS_EXTENDED_CAPABILITY_SECONDARY_PCIE_VER1 0x1 +typedef union { + struct { + UINT32 PerformEqualization : 1; + UINT32 LinkEqualizationRequestInterruptEnable : 1; + UINT32 Reserved : 30; + } Bits; + UINT32 Uint32; +} PCI_EXPRESS_REG_LINK_CONTROL3; + +typedef union { + struct { + UINT16 DownstreamPortTransmitterPreset : 4; + UINT16 DownstreamPortReceiverPresetHint : 3; + UINT16 Reserved : 1; + UINT16 UpstreamPortTransmitterPreset : 4; + UINT16 UpstreamPortReceiverPresetHint : 3; + UINT16 Reserved2 : 1; + } Bits; + UINT16 Uint16; +} PCI_EXPRESS_REG_LANE_EQUALIZATION_CONTROL; + typedef struct { PCI_EXPRESS_EXTENDED_CAPABILITIES_HEADER Header; - UINT32 LinkControl3; + PCI_EXPRESS_REG_LINK_CONTROL3 LinkControl3; UINT32 LaneErrorStatus; - UINT16 EqualizationControl[2]; + PCI_EXPRESS_REG_LANE_EQUALIZATION_CONTROL EqualizationControl[2]; } PCI_EXPRESS_EXTENDED_CAPABILITIES_SECONDARY_PCIE; +#pragma pack() + #endif diff --git a/MdePkg/Include/IndustryStandard/PciExpress31.h b/MdePkg/Include/IndustryStandard/PciExpress31.h new file mode 100644 index 0000000000..62f5a60937 --- /dev/null +++ b/MdePkg/Include/IndustryStandard/PciExpress31.h @@ -0,0 +1,78 @@ +/** @file +Support for the PCI Express 3.1 standard. + +This header file may not define all structures. Please extend as required. + +Copyright (c) 2016, Intel Corporation. All rights reserved.
+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 _PCIEXPRESS31_H_ +#define _PCIEXPRESS31_H_ + +#include + +#pragma pack(1) + +#define PCI_EXPRESS_EXTENDED_CAPABILITY_L1_PM_SUBSTATES_ID 0x001E +#define PCI_EXPRESS_EXTENDED_CAPABILITY_L1_PM_SUBSTATES_VER1 0x1 + +typedef union { + struct { + UINT32 PciPmL12 : 1; + UINT32 PciPmL11 : 1; + UINT32 AspmL12 : 1; + UINT32 AspmL11 : 1; + UINT32 L1PmSubstates : 1; + UINT32 Reserved : 3; + UINT32 CommonModeRestoreTime : 8; + UINT32 TPowerOnScale : 2; + UINT32 Reserved2 : 1; + UINT32 TPowerOnValue : 5; + UINT32 Reserved3 : 8; + } Bits; + UINT32 Uint32; +} PCI_EXPRESS_REG_L1_PM_SUBSTATES_CAPABILITY; + +typedef union { + struct { + UINT32 PciPmL12 : 1; + UINT32 PciPmL11 : 1; + UINT32 AspmL12 : 1; + UINT32 AspmL11 : 1; + UINT32 Reserved : 4; + UINT32 CommonModeRestoreTime : 8; + UINT32 LtrL12ThresholdValue : 10; + UINT32 Reserved2 : 3; + UINT32 LtrL12ThresholdScale : 3; + } Bits; + UINT32 Uint32; +} PCI_EXPRESS_REG_L1_PM_SUBSTATES_CONTROL1; + +typedef union { + struct { + UINT32 TPowerOnScale : 2; + UINT32 Reserved : 1; + UINT32 TPowerOnValue : 5; + UINT32 Reserved2 : 24; + } Bits; + UINT32 Uint32; +} PCI_EXPRESS_REG_L1_PM_SUBSTATES_CONTROL2; + +typedef struct { + PCI_EXPRESS_EXTENDED_CAPABILITIES_HEADER Header; + PCI_EXPRESS_REG_L1_PM_SUBSTATES_CAPABILITY Capability; + PCI_EXPRESS_REG_L1_PM_SUBSTATES_CONTROL1 Control1; + PCI_EXPRESS_REG_L1_PM_SUBSTATES_CONTROL2 Control2; +} PCI_EXPRESS_EXTENDED_CAPABILITIES_L1_PM_SUBSTATES; + +#pragma pack() + +#endif -- 2.39.2