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56836fe9 | 1 | /** @file\r |
2 | Status code driver for IA32/X64/EBC architecture.\r | |
3 | \r | |
4 | // Copyright (c) 2006, Intel Corporation. All rights reserved. \r | |
5 | // This software and associated documentation (if any) is furnished\r | |
6 | // under a license and may only be used or copied in accordance\r | |
7 | // with the terms of the license. Except as permitted by such\r | |
8 | // license, no part of this software or documentation may be\r | |
9 | // reproduced, stored in a retrieval system, or transmitted in any\r | |
10 | // form or by any means without the express written consent of\r | |
11 | // Intel Corporation.\r | |
12 | \r | |
13 | Module Name: DxeStatusCodeIpf.c\r | |
14 | \r | |
15 | **/\r | |
16 | \r | |
17 | #include "DxeStatusCode.h"\r | |
18 | \r | |
19 | \r | |
20 | //\r | |
21 | // Delaration of DXE status code controller \r | |
22 | //\r | |
23 | DXE_STATUS_CODE_CONTROLLER gDxeStatusCode = {\r | |
24 | //\r | |
25 | // Initialize nest status as non nested. \r | |
26 | // \r | |
27 | 0,\r | |
28 | {NULL, NULL}\r | |
29 | };\r | |
30 | \r | |
31 | /**\r | |
32 | \r | |
33 | Main entry for Extended SAL ReportStatusCode Services\r | |
34 | \r | |
35 | @param FunctionId Function Id which needed to be called\r | |
36 | @param Arg2 Efi status code type\r | |
37 | @param Arg3 Efi status code value\r | |
38 | @param Arg4 Instance number \r | |
39 | @param Arg5 Caller Id\r | |
40 | @param Arg6 Efi status code data\r | |
41 | @param Arg7 Not used \r | |
42 | @param Arg8 Not used \r | |
43 | @param ExtendedSalProc Esal Proc pointer \r | |
44 | @param VirtualMode If this function is called in virtual mode\r | |
45 | @param Global This module's global variable pointer\r | |
46 | \r | |
47 | @return Value returned in SAL_RETURN_REGS\r | |
48 | \r | |
49 | --*/\r | |
50 | SAL_RETURN_REGS\r | |
51 | EFIAPI\r | |
52 | ReportEsalServiceEntry (\r | |
53 | IN UINT64 FunctionId,\r | |
54 | IN UINT64 Arg2,\r | |
55 | IN UINT64 Arg3,\r | |
56 | IN UINT64 Arg4,\r | |
57 | IN UINT64 Arg5,\r | |
58 | IN UINT64 Arg6,\r | |
59 | IN UINT64 Arg7,\r | |
60 | IN UINT64 Arg8,\r | |
61 | IN SAL_EXTENDED_SAL_PROC ExtendedSalProc,\r | |
62 | IN BOOLEAN VirtualMode,\r | |
63 | IN VOID *Global\r | |
64 | )\r | |
65 | {\r | |
66 | SAL_RETURN_REGS ReturnVal;\r | |
67 | DXE_STATUS_CODE_CONTROLLER *DxeStatusCode;\r | |
68 | \r | |
69 | switch (FunctionId) {\r | |
70 | \r | |
71 | case ReportStatusCodeService:\r | |
72 | \r | |
73 | DxeStatusCode = (DXE_STATUS_CODE_CONTROLLER *) Global;\r | |
74 | \r | |
75 | //\r | |
76 | // Use atom operation to avoid the reentant of report.\r | |
77 | // If current status is not zero, then the function is reentrancy.\r | |
78 | //\r | |
79 | if (InterlockedCompareExchange32 (&DxeStatusCode->StatusCodeNestStatus, 0, 1)) {\r | |
80 | ReturnVal.Status = EFI_DEVICE_ERROR ;\r | |
81 | return ReturnVal;\r | |
82 | }\r | |
83 | \r | |
84 | if (FeaturePcdGet (PcdStatusCodeUseEfiSerial) || FeaturePcdGet (PcdStatusCodeUseHardSerial)) {\r | |
85 | SerialStatusCodeReportWorker (\r | |
86 | (EFI_STATUS_CODE_TYPE) Arg2,\r | |
87 | (EFI_STATUS_CODE_VALUE) Arg3,\r | |
88 | (UINT32) Arg4,\r | |
89 | (EFI_GUID *) Arg5,\r | |
90 | (EFI_STATUS_CODE_DATA *) Arg6\r | |
91 | );\r | |
92 | }\r | |
93 | if (FeaturePcdGet (PcdStatusCodeUseRuntimeMemory)) {\r | |
94 | RtMemoryStatusCodeReportWorker (\r | |
95 | DxeStatusCode->RtMemoryStatusCodeTable[VirtualMode],\r | |
96 | (EFI_STATUS_CODE_TYPE) Arg2,\r | |
97 | (EFI_STATUS_CODE_VALUE) Arg3,\r | |
98 | (UINT32) Arg4\r | |
99 | );\r | |
100 | }\r | |
101 | if (FeaturePcdGet (PcdStatusCodeUseDataHub)) {\r | |
102 | DataHubStatusCodeReportWorker (\r | |
103 | (EFI_STATUS_CODE_TYPE) Arg2,\r | |
104 | (EFI_STATUS_CODE_VALUE) Arg3,\r | |
105 | (UINT32) Arg4,\r | |
106 | (EFI_GUID *) Arg5,\r | |
107 | (EFI_STATUS_CODE_DATA *) Arg6\r | |
108 | );\r | |
109 | }\r | |
110 | if (FeaturePcdGet (PcdStatusCodeUseOEM)) {\r | |
111 | OemHookStatusCodeReport (\r | |
112 | (EFI_STATUS_CODE_TYPE) Arg2,\r | |
113 | (EFI_STATUS_CODE_VALUE) Arg3,\r | |
114 | (UINT32) Arg4,\r | |
115 | (EFI_GUID *) Arg5,\r | |
116 | (EFI_STATUS_CODE_DATA *) Arg6\r | |
117 | );\r | |
118 | }\r | |
119 | \r | |
120 | //\r | |
121 | // Restore the nest status of report\r | |
122 | //\r | |
123 | InterlockedCompareExchange32 (&DxeStatusCode->StatusCodeNestStatus, 1, 0);\r | |
124 | \r | |
125 | ReturnVal.Status = EFI_SUCCESS;\r | |
126 | \r | |
127 | break;\r | |
128 | \r | |
129 | default:\r | |
130 | ReturnVal.Status = EFI_SAL_INVALID_ARGUMENT;\r | |
131 | break;\r | |
132 | }\r | |
133 | \r | |
134 | return ReturnVal;\r | |
135 | }\r | |
136 | \r | |
137 | /**\r | |
138 | \r | |
139 | Install the ReportStatusCode runtime service.\r | |
140 | \r | |
141 | @param ImageHandle Image handle of the loaded driver\r | |
142 | @param SystemTable Pointer to the System Table\r | |
143 | \r | |
144 | @return The function always returns success.\r | |
145 | \r | |
146 | **/\r | |
147 | EFI_STATUS\r | |
148 | EFIAPI\r | |
149 | DxeStatusCodeDriverEntry (\r | |
150 | IN EFI_HANDLE ImageHandle,\r | |
151 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
152 | )\r | |
153 | {\r | |
154 | //\r | |
155 | // Dispatch initialization request to supported devices\r | |
156 | //\r | |
157 | InitializationDispatcherWorker ();\r | |
158 | \r | |
159 | //\r | |
160 | // Initialize ESAL capabilities.\r | |
161 | //\r | |
162 | RegisterEsalClass (\r | |
163 | &gEfiExtendedSalStatusCodeServicesProtocolGuid,\r | |
164 | &gDxeStatusCode,\r | |
165 | ReportEsalServiceEntry,\r | |
166 | StatusCode,\r | |
167 | NULL\r | |
168 | );\r | |
169 | \r | |
170 | return EFI_SUCCESS;\r | |
171 | }\r | |
172 | \r | |
173 | \r | |
174 | /**\r | |
175 | Virtual address change notification call back. It converts physical mode global pointer to \r | |
176 | virtual mode.\r | |
177 | \r | |
178 | @param Event Event whose notification function is being invoked.\r | |
179 |