2 Support for the PCI Express 3.1 standard.
4 This header file may not define all structures. Please extend as required.
6 Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
7 This program and the accompanying materials
8 are licensed and made available under the terms and conditions of the BSD License
9 which accompanies this distribution. The full text of the license may be found at
10 http://opensource.org/licenses/bsd-license.php
12 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
13 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
17 #ifndef _PCIEXPRESS31_H_
18 #define _PCIEXPRESS31_H_
20 #include <IndustryStandard/PciExpress30.h>
24 #define PCI_EXPRESS_EXTENDED_CAPABILITY_L1_PM_SUBSTATES_ID 0x001E
25 #define PCI_EXPRESS_EXTENDED_CAPABILITY_L1_PM_SUBSTATES_VER1 0x1
33 UINT32 L1PmSubstates
: 1;
35 UINT32 CommonModeRestoreTime
: 8;
36 UINT32 TPowerOnScale
: 2;
38 UINT32 TPowerOnValue
: 5;
42 } PCI_EXPRESS_REG_L1_PM_SUBSTATES_CAPABILITY
;
51 UINT32 CommonModeRestoreTime
: 8;
52 UINT32 LtrL12ThresholdValue
: 10;
54 UINT32 LtrL12ThresholdScale
: 3;
57 } PCI_EXPRESS_REG_L1_PM_SUBSTATES_CONTROL1
;
61 UINT32 TPowerOnScale
: 2;
63 UINT32 TPowerOnValue
: 5;
64 UINT32 Reserved2
: 24;
67 } PCI_EXPRESS_REG_L1_PM_SUBSTATES_CONTROL2
;
70 PCI_EXPRESS_EXTENDED_CAPABILITIES_HEADER Header
;
71 PCI_EXPRESS_REG_L1_PM_SUBSTATES_CAPABILITY Capability
;
72 PCI_EXPRESS_REG_L1_PM_SUBSTATES_CONTROL1 Control1
;
73 PCI_EXPRESS_REG_L1_PM_SUBSTATES_CONTROL2 Control2
;
74 } PCI_EXPRESS_EXTENDED_CAPABILITIES_L1_PM_SUBSTATES
;