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8b7a3578 | 1 | /** @file\r |
3db51098 | 2 | This code supports a the private implementation \r |
3 | of the Data Hub protocol\r | |
4 | \r | |
180a5a35 HT |
5 | Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>\r |
6 | This program and the accompanying materials \r | |
83f6d1a0 | 7 | are licensed and made available under the terms and conditions of the BSD License \r |
8 | which accompanies this distribution. The full text of the license may be found at \r | |
9 | http://opensource.org/licenses/bsd-license.php \r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
13 | \r | |
3db51098 | 14 | **/\r |
83f6d1a0 | 15 | \r |
16 | #ifndef _DATA_HUB_H_\r | |
17 | #define _DATA_HUB_H_\r | |
18 | \r | |
ed7748fe | 19 | \r |
79bc7a89 | 20 | #include <FrameworkDxe.h>\r |
ed7748fe | 21 | \r |
83f6d1a0 | 22 | #include <Protocol/DataHub.h>\r |
ed7748fe | 23 | \r |
83f6d1a0 | 24 | #include <Library/DebugLib.h>\r |
25 | #include <Library/UefiDriverEntryPoint.h>\r | |
26 | #include <Library/UefiLib.h>\r | |
27 | #include <Library/BaseLib.h>\r | |
28 | #include <Library/BaseMemoryLib.h>\r | |
29 | #include <Library/MemoryAllocationLib.h>\r | |
30 | #include <Library/UefiBootServicesTableLib.h>\r | |
31 | #include <Library/UefiRuntimeServicesTableLib.h>\r | |
32 | \r | |
f02bd376 | 33 | #define DATA_HUB_INSTANCE_SIGNATURE SIGNATURE_32 ('D', 'H', 'u', 'b')\r |
83f6d1a0 | 34 | typedef struct {\r |
35 | UINT32 Signature;\r | |
36 | \r | |
37 | EFI_HANDLE Handle;\r | |
38 | \r | |
39 | //\r | |
40 | // Produced protocol(s)\r | |
41 | //\r | |
42 | EFI_DATA_HUB_PROTOCOL DataHub;\r | |
43 | \r | |
44 | //\r | |
45 | // Private Data\r | |
46 | //\r | |
47 | //\r | |
48 | // Updates to GlobalMonotonicCount, LogListHead, and FilterDriverListHead\r | |
49 | // must be locked.\r | |
50 | //\r | |
51 | EFI_LOCK DataLock;\r | |
52 | \r | |
53 | //\r | |
54 | // Runing Monotonic Count to use for each error record.\r | |
55 | // Increment AFTER use in an error record.\r | |
56 | //\r | |
57 | UINT64 GlobalMonotonicCount;\r | |
58 | \r | |
59 | //\r | |
60 | // List of EFI_DATA_ENTRY structures. This is the data log! The list\r | |
61 | // must be in assending order of LogMonotonicCount.\r | |
62 | //\r | |
63 | LIST_ENTRY DataListHead;\r | |
64 | \r | |
65 | //\r | |
66 | // List of EFI_DATA_HUB_FILTER_DRIVER structures. Represents all\r | |
67 | // the registered filter drivers.\r | |
68 | //\r | |
69 | LIST_ENTRY FilterDriverListHead;\r | |
70 | \r | |
71 | } DATA_HUB_INSTANCE;\r | |
72 | \r | |
73 | #define DATA_HUB_INSTANCE_FROM_THIS(this) CR (this, DATA_HUB_INSTANCE, DataHub, DATA_HUB_INSTANCE_SIGNATURE)\r | |
74 | \r | |
75 | //\r | |
76 | // Private data structure to contain the data log. One record per\r | |
77 | // structure. Head pointer to the list is the Log member of\r | |
78 | // EFI_DATA_ENTRY. Record is a copy of the data passed in.\r | |
79 | //\r | |
f02bd376 | 80 | #define EFI_DATA_ENTRY_SIGNATURE SIGNATURE_32 ('D', 'r', 'e', 'c')\r |
83f6d1a0 | 81 | typedef struct {\r |
82 | UINT32 Signature;\r | |
83 | LIST_ENTRY Link;\r | |
84 | \r | |
85 | EFI_DATA_RECORD_HEADER *Record;\r | |
86 | \r | |
87 | UINTN RecordSize;\r | |
88 | \r | |
89 | } EFI_DATA_ENTRY;\r | |
90 | \r | |
91 | #define DATA_ENTRY_FROM_LINK(link) CR (link, EFI_DATA_ENTRY, Link, EFI_DATA_ENTRY_SIGNATURE)\r | |
92 | \r | |
93 | //\r | |
94 | // Private data to contain the filter driver Event and it's\r | |
95 | // associated EFI_TPL.\r | |
96 | //\r | |
f02bd376 | 97 | #define EFI_DATA_HUB_FILTER_DRIVER_SIGNATURE SIGNATURE_32 ('D', 'h', 'F', 'd')\r |
83f6d1a0 | 98 | \r |
99 | typedef struct {\r | |
100 | UINT32 Signature;\r | |
101 | LIST_ENTRY Link;\r | |
102 | \r | |
103 | //\r | |
104 | // Store Filter Driver Event and Tpl level it can be Signaled at.\r | |
105 | //\r | |
106 | EFI_EVENT Event;\r | |
107 | EFI_TPL Tpl;\r | |
108 | \r | |
109 | //\r | |
110 | // Monotonic count on the get next operation for Event.\r | |
111 | // Zero indicates get next has not been called for this event yet.\r | |
112 | //\r | |
113 | UINT64 GetNextMonotonicCount;\r | |
114 | \r | |
115 | //\r | |
116 | // Filter driver will register what class filter should be used.\r | |
117 | //\r | |
118 | UINT64 ClassFilter;\r | |
119 | \r | |
120 | //\r | |
121 | // Filter driver will register what record guid filter should be used.\r | |
122 | //\r | |
123 | EFI_GUID FilterDataRecordGuid;\r | |
124 | \r | |
125 | } DATA_HUB_FILTER_DRIVER;\r | |
126 | \r | |
127 | #define FILTER_ENTRY_FROM_LINK(link) CR (link, DATA_HUB_FILTER_DRIVER, Link, EFI_DATA_HUB_FILTER_DRIVER_SIGNATURE)\r | |
128 | \r | |
129 | #endif\r |