]>
Commit | Line | Data |
---|---|---|
878ddf1f | 1 | /*++\r |
2 | \r | |
3 | Copyright (c) 2006, Intel Corporation \r | |
4 | All rights reserved. This program and the accompanying materials \r | |
5 | are licensed and made available under the terms and conditions of the BSD License \r | |
6 | which accompanies this distribution. The full text of the license may be found at \r | |
7 | http://opensource.org/licenses/bsd-license.php \r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
11 | \r | |
12 | Module Name:\r | |
13 | \r | |
14 | NullMemoryTest.c\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | --*/\r | |
19 | \r | |
20 | \r | |
21 | #include "NullMemoryTest.h"\r | |
22 | \r | |
23 | //\r | |
24 | // Module global members\r | |
25 | //\r | |
26 | UINT64 mTestedSystemMemory = 0;\r | |
27 | UINT64 mTotalSystemMemory = 0;\r | |
28 | EFI_HANDLE mGenericMemoryTestHandle;\r | |
29 | \r | |
30 | //\r | |
31 | // Driver entry here\r | |
32 | //\r | |
33 | EFI_GENERIC_MEMORY_TEST_PROTOCOL mGenericMemoryTest = {\r | |
34 | InitializeMemoryTest,\r | |
35 | GenPerformMemoryTest,\r | |
36 | GenMemoryTestFinished,\r | |
37 | GenCompatibleRangeTest\r | |
38 | };\r | |
39 | \r | |
40 | EFI_STATUS\r | |
41 | EFIAPI\r | |
42 | GenericMemoryTestEntryPoint (\r | |
43 | IN EFI_HANDLE ImageHandle,\r | |
44 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
45 | )\r | |
46 | /*++\r | |
47 | \r | |
48 | Routine Description:\r | |
49 | \r | |
50 | The generic memory test driver's entry point, it can initialize private data\r | |
51 | to default value\r | |
52 | \r | |
53 | Arguments:\r | |
54 | \r | |
55 | ImageHandle of the loaded driver\r | |
56 | Pointer to the System Table\r | |
57 | \r | |
58 | Returns:\r | |
59 | \r | |
60 | Status\r | |
61 | \r | |
62 | EFI_SUCCESS - Protocol successfully installed\r | |
63 | EFI_OUT_OF_RESOURCES - Can not allocate protocol data structure in base\r | |
64 | memory\r | |
65 | \r | |
66 | --*/\r | |
67 | {\r | |
68 | EFI_STATUS Status;\r | |
69 | \r | |
70 | //\r | |
71 | // Install the protocol\r | |
72 | //\r | |
73 | Status = gBS->InstallProtocolInterface (\r | |
74 | &mGenericMemoryTestHandle,\r | |
75 | &gEfiGenericMemTestProtocolGuid,\r | |
76 | EFI_NATIVE_INTERFACE,\r | |
77 | &mGenericMemoryTest\r | |
78 | );\r | |
79 | \r | |
80 | return Status;\r | |
81 | }\r | |
82 | //\r | |
83 | // EFI_GENERIC_MEMORY_TEST_PROTOCOL implementation\r | |
84 | //\r | |
85 | EFI_STATUS\r | |
86 | EFIAPI\r | |
87 | InitializeMemoryTest (\r | |
88 | IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This,\r | |
89 | IN EXTENDMEM_COVERAGE_LEVEL Level,\r | |
90 | OUT BOOLEAN *RequireSoftECCInit\r | |
91 | )\r | |
92 | /*++\r | |
93 | \r | |
94 | Routine Description:\r | |
95 | \r | |
96 | Arguments:\r | |
97 | \r | |
98 | Returns:\r | |
99 | \r | |
100 | --*/\r | |
101 | {\r | |
102 | UINTN NumberOfDescriptors;\r | |
103 | EFI_GCD_MEMORY_SPACE_DESCRIPTOR *MemorySpaceMap;\r | |
104 | UINTN Index;\r | |
105 | \r | |
106 | gDS->GetMemorySpaceMap (&NumberOfDescriptors, &MemorySpaceMap);\r | |
107 | for (Index = 0; Index < NumberOfDescriptors; Index++) {\r | |
108 | if (MemorySpaceMap[Index].GcdMemoryType == EfiGcdMemoryTypeReserved &&\r | |
109 | (MemorySpaceMap[Index].Capabilities & (EFI_MEMORY_PRESENT | EFI_MEMORY_INITIALIZED | EFI_MEMORY_TESTED)) ==\r | |
110 | (EFI_MEMORY_PRESENT | EFI_MEMORY_INITIALIZED)\r | |
111 | ) {\r | |
112 | gDS->RemoveMemorySpace (\r | |
113 | MemorySpaceMap[Index].BaseAddress,\r | |
114 | MemorySpaceMap[Index].Length\r | |
115 | );\r | |
116 | \r | |
117 | gDS->AddMemorySpace (\r | |
118 | EfiGcdMemoryTypeSystemMemory,\r | |
119 | MemorySpaceMap[Index].BaseAddress,\r | |
120 | MemorySpaceMap[Index].Length,\r | |
121 | MemorySpaceMap[Index].Capabilities &~\r | |
122 | (EFI_MEMORY_PRESENT | EFI_MEMORY_INITIALIZED | EFI_MEMORY_TESTED | EFI_MEMORY_RUNTIME)\r | |
123 | );\r | |
124 | \r | |
125 | mTestedSystemMemory += MemorySpaceMap[Index].Length;\r | |
126 | mTotalSystemMemory += MemorySpaceMap[Index].Length;\r | |
127 | } else if (MemorySpaceMap[Index].GcdMemoryType == EfiGcdMemoryTypeSystemMemory) {\r | |
128 | mTotalSystemMemory += MemorySpaceMap[Index].Length;\r | |
129 | }\r | |
130 | }\r | |
131 | \r | |
132 | gBS->FreePool (MemorySpaceMap);\r | |
133 | \r | |
134 | *RequireSoftECCInit = FALSE;\r | |
135 | return EFI_SUCCESS;\r | |
136 | }\r | |
137 | \r | |
138 | EFI_STATUS\r | |
139 | EFIAPI\r | |
140 | GenPerformMemoryTest (\r | |
141 | IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This,\r | |
142 | IN OUT UINT64 *TestedMemorySize,\r | |
143 | OUT UINT64 *TotalMemorySize,\r | |
144 | OUT BOOLEAN *ErrorOut,\r | |
145 | IN BOOLEAN TestAbort\r | |
146 | )\r | |
147 | /*++\r | |
148 | \r | |
149 | Routine Description:\r | |
150 | \r | |
151 | Arguments:\r | |
152 | \r | |
153 | Returns:\r | |
154 | \r | |
155 | --*/\r | |
156 | {\r | |
157 | *ErrorOut = FALSE;\r | |
158 | *TestedMemorySize = mTestedSystemMemory;\r | |
159 | *TotalMemorySize = mTotalSystemMemory;\r | |
160 | \r | |
161 | return EFI_NOT_FOUND;\r | |
162 | \r | |
163 | }\r | |
164 | \r | |
165 | EFI_STATUS\r | |
166 | EFIAPI\r | |
167 | GenMemoryTestFinished (\r | |
168 | IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This\r | |
169 | )\r | |
170 | /*++\r | |
171 | \r | |
172 | Routine Description:\r | |
173 | \r | |
174 | Arguments:\r | |
175 | \r | |
176 | Returns:\r | |
177 | \r | |
178 | --*/\r | |
179 | {\r | |
180 | return EFI_SUCCESS;\r | |
181 | }\r | |
182 | \r | |
183 | EFI_STATUS\r | |
184 | EFIAPI\r | |
185 | GenCompatibleRangeTest (\r | |
186 | IN EFI_GENERIC_MEMORY_TEST_PROTOCOL *This,\r | |
187 | IN EFI_PHYSICAL_ADDRESS StartAddress,\r | |
188 | IN UINT64 Length\r | |
189 | )\r | |
190 | /*++\r | |
191 | \r | |
192 | Routine Description:\r | |
193 | \r | |
194 | Arguments:\r | |
195 | \r | |
196 | Returns:\r | |
197 | \r | |
198 | --*/\r | |
199 | {\r | |
200 | EFI_GCD_MEMORY_SPACE_DESCRIPTOR descriptor;\r | |
201 | \r | |
202 | gDS->GetMemorySpaceDescriptor (StartAddress, &descriptor);\r | |
203 | \r | |
204 | gDS->RemoveMemorySpace (StartAddress, Length);\r | |
205 | \r | |
206 | gDS->AddMemorySpace (\r | |
207 | EfiGcdMemoryTypeSystemMemory,\r | |
208 | StartAddress,\r | |
209 | Length,\r | |
210 | descriptor.Capabilities &~(EFI_MEMORY_PRESENT | EFI_MEMORY_INITIALIZED | EFI_MEMORY_TESTED | EFI_MEMORY_RUNTIME)\r | |
211 | );\r | |
212 | \r | |
213 | return EFI_SUCCESS;\r | |
214 | }\r |