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cbedba86 RN |
1 | /** @file\r |
2 | Support for the PCI Express 3.1 standard.\r | |
3 | \r | |
4 | This header file may not define all structures. Please extend as required.\r | |
5 | \r | |
6 | Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>\r | |
9344f092 | 7 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
cbedba86 RN |
8 | \r |
9 | **/\r | |
10 | \r | |
11 | #ifndef _PCIEXPRESS31_H_\r | |
12 | #define _PCIEXPRESS31_H_\r | |
13 | \r | |
14 | #include <IndustryStandard/PciExpress30.h>\r | |
15 | \r | |
16 | #pragma pack(1)\r | |
17 | \r | |
18 | #define PCI_EXPRESS_EXTENDED_CAPABILITY_L1_PM_SUBSTATES_ID 0x001E\r | |
19 | #define PCI_EXPRESS_EXTENDED_CAPABILITY_L1_PM_SUBSTATES_VER1 0x1\r | |
20 | \r | |
21 | typedef union {\r | |
22 | struct {\r | |
2f88bd3a MK |
23 | UINT32 PciPmL12 : 1;\r |
24 | UINT32 PciPmL11 : 1;\r | |
25 | UINT32 AspmL12 : 1;\r | |
26 | UINT32 AspmL11 : 1;\r | |
27 | UINT32 L1PmSubstates : 1;\r | |
28 | UINT32 Reserved : 3;\r | |
29 | UINT32 CommonModeRestoreTime : 8;\r | |
30 | UINT32 TPowerOnScale : 2;\r | |
31 | UINT32 Reserved2 : 1;\r | |
32 | UINT32 TPowerOnValue : 5;\r | |
33 | UINT32 Reserved3 : 8;\r | |
cbedba86 | 34 | } Bits;\r |
2f88bd3a | 35 | UINT32 Uint32;\r |
cbedba86 RN |
36 | } PCI_EXPRESS_REG_L1_PM_SUBSTATES_CAPABILITY;\r |
37 | \r | |
38 | typedef union {\r | |
39 | struct {\r | |
2f88bd3a MK |
40 | UINT32 PciPmL12 : 1;\r |
41 | UINT32 PciPmL11 : 1;\r | |
42 | UINT32 AspmL12 : 1;\r | |
43 | UINT32 AspmL11 : 1;\r | |
44 | UINT32 Reserved : 4;\r | |
45 | UINT32 CommonModeRestoreTime : 8;\r | |
46 | UINT32 LtrL12ThresholdValue : 10;\r | |
47 | UINT32 Reserved2 : 3;\r | |
48 | UINT32 LtrL12ThresholdScale : 3;\r | |
cbedba86 | 49 | } Bits;\r |
2f88bd3a | 50 | UINT32 Uint32;\r |
cbedba86 RN |
51 | } PCI_EXPRESS_REG_L1_PM_SUBSTATES_CONTROL1;\r |
52 | \r | |
53 | typedef union {\r | |
54 | struct {\r | |
2f88bd3a MK |
55 | UINT32 TPowerOnScale : 2;\r |
56 | UINT32 Reserved : 1;\r | |
57 | UINT32 TPowerOnValue : 5;\r | |
58 | UINT32 Reserved2 : 24;\r | |
cbedba86 | 59 | } Bits;\r |
2f88bd3a | 60 | UINT32 Uint32;\r |
cbedba86 RN |
61 | } PCI_EXPRESS_REG_L1_PM_SUBSTATES_CONTROL2;\r |
62 | \r | |
63 | typedef struct {\r | |
2f88bd3a MK |
64 | PCI_EXPRESS_EXTENDED_CAPABILITIES_HEADER Header;\r |
65 | PCI_EXPRESS_REG_L1_PM_SUBSTATES_CAPABILITY Capability;\r | |
66 | PCI_EXPRESS_REG_L1_PM_SUBSTATES_CONTROL1 Control1;\r | |
67 | PCI_EXPRESS_REG_L1_PM_SUBSTATES_CONTROL2 Control2;\r | |
cbedba86 RN |
68 | } PCI_EXPRESS_EXTENDED_CAPABILITIES_L1_PM_SUBSTATES;\r |
69 | \r | |
70 | #pragma pack()\r | |
71 | \r | |
72 | #endif\r |