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3af9b388 | 1 | /** @file\r |
2 | PEI memory status code worker.\r | |
3 | \r | |
e5eed7d3 HT |
4 | Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>\r |
5 | This program and the accompanying materials\r | |
3af9b388 | 6 | are licensed and made available under the terms and conditions of the BSD License\r |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include "StatusCodeHandlerPei.h"\r | |
16 | \r | |
17 | /**\r | |
18 | Worker function to create one memory status code GUID'ed HOB,\r | |
19 | using PacketIndex to identify the packet.\r | |
20 | \r | |
21 | @param PacketIndex Index of records packet.\r | |
22 | \r | |
23 | @return Pointer to the memory status code packet.\r | |
24 | \r | |
25 | **/\r | |
26 | MEMORY_STATUSCODE_PACKET_HEADER *\r | |
27 | CreateMemoryStatusCodePacket (\r | |
28 | UINT16 PacketIndex\r | |
29 | )\r | |
30 | {\r | |
31 | MEMORY_STATUSCODE_PACKET_HEADER *PacketHeader;\r | |
32 | \r | |
33 | //\r | |
34 | // Build GUID'ed HOB with PCD defined size.\r | |
35 | //\r | |
36 | PacketHeader = BuildGuidHob (\r | |
37 | &gMemoryStatusCodeRecordGuid,\r | |
38 | PcdGet16 (PcdStatusCodeMemorySize) * 1024 + sizeof (MEMORY_STATUSCODE_PACKET_HEADER)\r | |
39 | );\r | |
40 | ASSERT (PacketHeader != NULL);\r | |
41 | \r | |
42 | PacketHeader->MaxRecordsNumber = (PcdGet16 (PcdStatusCodeMemorySize) * 1024) / sizeof (MEMORY_STATUSCODE_RECORD);\r | |
43 | PacketHeader->PacketIndex = PacketIndex;\r | |
44 | PacketHeader->RecordIndex = 0;\r | |
45 | \r | |
46 | return PacketHeader;\r | |
47 | }\r | |
48 | \r | |
49 | /**\r | |
50 | Create the first memory status code GUID'ed HOB as initialization for memory status code worker.\r | |
51 | \r | |
52 | @retval EFI_SUCCESS The GUID'ed HOB is created successfully.\r | |
53 | \r | |
54 | **/\r | |
55 | EFI_STATUS\r | |
56 | MemoryStatusCodeInitializeWorker (\r | |
57 | VOID\r | |
58 | )\r | |
59 | {\r | |
60 | //\r | |
61 | // Create first memory status code GUID'ed HOB.\r | |
62 | //\r | |
63 | CreateMemoryStatusCodePacket (0);\r | |
64 | \r | |
65 | return EFI_SUCCESS;\r | |
66 | }\r | |
67 | \r | |
68 | \r | |
69 | /**\r | |
70 | Report status code into GUID'ed HOB.\r | |
71 | \r | |
72 | This function reports status code into GUID'ed HOB. If not all packets are full, then\r | |
73 | write status code into available entry. Otherwise, create a new packet for it.\r | |
74 | \r | |
75 | @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r | |
76 | @param CodeType Indicates the type of status code being reported.\r | |
77 | @param Value Describes the current status of a hardware or\r | |
78 | software entity. This includes information about the class and\r | |
79 | subclass that is used to classify the entity as well as an operation.\r | |
80 | For progress codes, the operation is the current activity.\r | |
81 | For error codes, it is the exception.For debug codes,it is not defined at this time.\r | |
82 | @param Instance The enumeration of a hardware or software entity within\r | |
83 | the system. A system may contain multiple entities that match a class/subclass\r | |
84 | pairing. The instance differentiates between them. An instance of 0 indicates\r | |
85 | that instance information is unavailable, not meaningful, or not relevant.\r | |
86 | Valid instance numbers start with 1.\r | |
87 | @param CallerId This optional parameter may be used to identify the caller.\r | |
88 | This parameter allows the status code driver to apply different rules to\r | |
89 | different callers.\r | |
90 | @param Data This optional parameter may be used to pass additional data.\r | |
91 | \r | |
92 | @retval EFI_SUCCESS The function always return EFI_SUCCESS.\r | |
93 | \r | |
94 | **/\r | |
95 | EFI_STATUS\r | |
96 | MemoryStatusCodeReportWorker (\r | |
97 | IN CONST EFI_PEI_SERVICES **PeiServices,\r | |
98 | IN EFI_STATUS_CODE_TYPE CodeType,\r | |
99 | IN EFI_STATUS_CODE_VALUE Value,\r | |
100 | IN UINT32 Instance,\r | |
101 | IN CONST EFI_GUID *CallerId,\r | |
102 | IN CONST EFI_STATUS_CODE_DATA *Data OPTIONAL\r | |
103 | )\r | |
104 | {\r | |
105 | \r | |
106 | EFI_PEI_HOB_POINTERS Hob;\r | |
107 | MEMORY_STATUSCODE_PACKET_HEADER *PacketHeader;\r | |
108 | MEMORY_STATUSCODE_RECORD *Record;\r | |
109 | UINT16 PacketIndex;\r | |
110 | \r | |
111 | Record = NULL;\r | |
112 | PacketIndex = 0;\r | |
113 | \r | |
114 | //\r | |
115 | // Journal GUID'ed HOBs to find empty record entry. if found, then save status code in it.\r | |
116 | // otherwise, create a new GUID'ed HOB.\r | |
117 | //\r | |
118 | Hob.Raw = GetFirstGuidHob (&gMemoryStatusCodeRecordGuid);\r | |
119 | while (Hob.Raw != NULL) {\r | |
120 | PacketHeader = (MEMORY_STATUSCODE_PACKET_HEADER *) GET_GUID_HOB_DATA (Hob.Guid);\r | |
121 | \r | |
122 | //\r | |
123 | // Check whether pccket is full or not.\r | |
124 | //\r | |
125 | if (PacketHeader->RecordIndex < PacketHeader->MaxRecordsNumber) {\r | |
126 | Record = (MEMORY_STATUSCODE_RECORD *) (PacketHeader + 1);\r | |
127 | Record = &Record[PacketHeader->RecordIndex++];\r | |
128 | break;\r | |
129 | }\r | |
130 | //\r | |
131 | // Cache number of found packet in PacketIndex.\r | |
132 | //\r | |
133 | PacketIndex++;\r | |
134 | \r | |
135 | Hob.Raw = GetNextGuidHob (&gMemoryStatusCodeRecordGuid, Hob.Raw);\r | |
136 | }\r | |
137 | \r | |
138 | if (Record == NULL) {\r | |
139 | //\r | |
140 | // No available entry found, so create new packet.\r | |
141 | //\r | |
142 | PacketHeader = CreateMemoryStatusCodePacket (PacketIndex);\r | |
143 | \r | |
144 | Record = (MEMORY_STATUSCODE_RECORD *) (PacketHeader + 1);\r | |
145 | Record = &Record[PacketHeader->RecordIndex++];\r | |
146 | }\r | |
147 | \r | |
148 | Record->CodeType = CodeType;\r | |
149 | Record->Instance = Instance;\r | |
150 | Record->Value = Value;\r | |
151 | \r | |
152 | return EFI_SUCCESS;\r | |
153 | }\r |