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1 | /** @file\r |
2 | CPU Register Table Library definitions.\r | |
3 | \r | |
6214ffb4 | 4 | Copyright (c) 2017 - 2019, Intel Corporation. All rights reserved.<BR>\r |
80c4b236 JF |
5 | This program and the accompanying materials\r |
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 | #ifndef _REGISTER_CPU_FEATURES_H_\r | |
16 | #define _REGISTER_CPU_FEATURES_H_\r | |
7217b879 ED |
17 | #include <PiPei.h>\r |
18 | #include <PiDxe.h>\r | |
19 | #include <Ppi/MpServices.h>\r | |
20 | #include <Protocol/MpService.h>\r | |
80c4b236 JF |
21 | \r |
22 | #include <Library/BaseLib.h>\r | |
23 | #include <Library/DebugLib.h>\r | |
24 | #include <Library/PcdLib.h>\r | |
25 | #include <Library/RegisterCpuFeaturesLib.h>\r | |
26 | #include <Library/BaseMemoryLib.h>\r | |
27 | #include <Library/MemoryAllocationLib.h>\r | |
28 | #include <Library/SynchronizationLib.h>\r | |
29 | #include <Library/IoLib.h>\r | |
b3c71b47 | 30 | #include <Library/LocalApicLib.h>\r |
80c4b236 JF |
31 | \r |
32 | #include <AcpiCpuData.h>\r | |
33 | \r | |
34 | #define CPU_FEATURE_ENTRY_SIGNATURE SIGNATURE_32 ('C', 'F', 'E', 'S')\r | |
35 | \r | |
36 | #define CPU_FEATURE_NAME_SIZE 128\r | |
37 | \r | |
38 | typedef struct {\r | |
39 | REGISTER_CPU_FEATURE_INFORMATION CpuInfo;\r | |
40 | UINT8 *FeaturesSupportedMask;\r | |
41 | LIST_ENTRY OrderList;\r | |
42 | } CPU_FEATURES_INIT_ORDER;\r | |
43 | \r | |
44 | typedef struct {\r | |
45 | UINT32 Signature;\r | |
46 | LIST_ENTRY Link;\r | |
47 | UINT8 *FeatureMask;\r | |
48 | CHAR8 *FeatureName;\r | |
49 | CPU_FEATURE_GET_CONFIG_DATA GetConfigDataFunc;\r | |
50 | CPU_FEATURE_SUPPORT SupportFunc;\r | |
51 | CPU_FEATURE_INITIALIZE InitializeFunc;\r | |
52 | UINT8 *BeforeFeatureBitMask;\r | |
53 | UINT8 *AfterFeatureBitMask;\r | |
b3c71b47 ED |
54 | UINT8 *CoreBeforeFeatureBitMask;\r |
55 | UINT8 *CoreAfterFeatureBitMask;\r | |
56 | UINT8 *PackageBeforeFeatureBitMask;\r | |
57 | UINT8 *PackageAfterFeatureBitMask;\r | |
80c4b236 JF |
58 | VOID *ConfigData;\r |
59 | BOOLEAN BeforeAll;\r | |
60 | BOOLEAN AfterAll;\r | |
61 | } CPU_FEATURES_ENTRY;\r | |
62 | \r | |
b3c71b47 ED |
63 | //\r |
64 | // Flags used when program the register.\r | |
65 | //\r | |
66 | typedef struct {\r | |
91ff5bba ED |
67 | volatile UINTN ConsoleLogLock; // Spinlock used to control console.\r |
68 | volatile UINTN MemoryMappedLock; // Spinlock used to program mmio\r | |
69 | volatile UINT32 *CoreSemaphoreCount; // Semaphore containers used to program Core semaphore.\r | |
70 | volatile UINT32 *PackageSemaphoreCount; // Semaphore containers used to program Package semaphore.\r | |
b3c71b47 ED |
71 | } PROGRAM_CPU_REGISTER_FLAGS;\r |
72 | \r | |
7217b879 ED |
73 | typedef union {\r |
74 | EFI_MP_SERVICES_PROTOCOL *Protocol;\r | |
75 | EFI_PEI_MP_SERVICES_PPI *Ppi;\r | |
76 | } MP_SERVICES;\r | |
77 | \r | |
80c4b236 JF |
78 | typedef struct {\r |
79 | UINTN FeaturesCount;\r | |
80 | UINT32 BitMaskSize;\r | |
80c4b236 JF |
81 | LIST_ENTRY FeatureList;\r |
82 | \r | |
83 | CPU_FEATURES_INIT_ORDER *InitOrder;\r | |
7d3a7c22 | 84 | UINT8 *CapabilityPcd;\r |
7d3a7c22 | 85 | UINT8 *SettingPcd;\r |
80c4b236 | 86 | \r |
b3c71b47 ED |
87 | UINT32 NumberOfCpus;\r |
88 | ACPI_CPU_DATA *AcpiCpuData;\r | |
89 | \r | |
80c4b236 JF |
90 | CPU_REGISTER_TABLE *RegisterTable;\r |
91 | CPU_REGISTER_TABLE *PreSmmRegisterTable;\r | |
92 | UINTN BspNumber;\r | |
b3c71b47 ED |
93 | \r |
94 | PROGRAM_CPU_REGISTER_FLAGS CpuFlags;\r | |
7217b879 ED |
95 | \r |
96 | MP_SERVICES MpService;\r | |
80c4b236 JF |
97 | } CPU_FEATURES_DATA;\r |
98 | \r | |
99 | #define CPU_FEATURE_ENTRY_FROM_LINK(a) \\r | |
100 | CR ( \\r | |
101 | (a), \\r | |
102 | CPU_FEATURES_ENTRY, \\r | |
103 | Link, \\r | |
104 | CPU_FEATURE_ENTRY_SIGNATURE \\r | |
105 | )\r | |
106 | \r | |
107 | /**\r | |
108 | Worker function to get CPU_FEATURES_DATA pointer.\r | |
109 | \r | |
110 | @return Pointer to CPU_FEATURES_DATA.\r | |
111 | **/\r | |
112 | CPU_FEATURES_DATA *\r | |
113 | GetCpuFeaturesData (\r | |
114 | VOID\r | |
115 | );\r | |
116 | \r | |
80c4b236 JF |
117 | /**\r |
118 | Worker function to return processor index.\r | |
119 | \r | |
7217b879 ED |
120 | @param CpuFeaturesData Cpu Feature Data structure.\r |
121 | \r | |
80c4b236 JF |
122 | @return The processor index.\r |
123 | **/\r | |
124 | UINTN\r | |
125 | GetProcessorIndex (\r | |
7217b879 | 126 | IN CPU_FEATURES_DATA *CpuFeaturesData\r |
80c4b236 JF |
127 | );\r |
128 | \r | |
129 | /**\r | |
130 | Gets detailed MP-related information on the requested processor at the\r | |
131 | instant this call is made.\r | |
132 | \r | |
133 | @param[in] ProcessorNumber The handle number of processor.\r | |
134 | @param[out] ProcessorInfoBuffer A pointer to the buffer where information for\r | |
135 | the requested processor is deposited.\r | |
136 | \r | |
137 | @return Status of MpServices->GetProcessorInfo().\r | |
138 | **/\r | |
139 | EFI_STATUS\r | |
140 | GetProcessorInformation (\r | |
141 | IN UINTN ProcessorNumber,\r | |
142 | OUT EFI_PROCESSOR_INFORMATION *ProcessorInfoBuffer\r | |
143 | );\r | |
144 | \r | |
145 | /**\r | |
146 | Worker function to execute a caller provided function on all enabled APs.\r | |
147 | \r | |
148 | @param[in] Procedure A pointer to the function to be run on\r | |
149 | enabled APs of the system.\r | |
b3c71b47 ED |
150 | @param[in] MpEvent A pointer to the event to be used later\r |
151 | to check whether procedure has done.\r | |
80c4b236 JF |
152 | **/\r |
153 | VOID\r | |
154 | StartupAPsWorker (\r | |
b3c71b47 ED |
155 | IN EFI_AP_PROCEDURE Procedure,\r |
156 | IN EFI_EVENT MpEvent\r | |
80c4b236 JF |
157 | );\r |
158 | \r | |
159 | /**\r | |
160 | Worker function to retrieve the number of logical processor in the platform.\r | |
161 | \r | |
162 | @param[out] NumberOfCpus Pointer to the total number of logical\r | |
163 | processors in the system, including the BSP\r | |
164 | and disabled APs.\r | |
165 | @param[out] NumberOfEnabledProcessors Pointer to the number of enabled logical\r | |
166 | processors that exist in system, including\r | |
167 | the BSP.\r | |
168 | **/\r | |
169 | VOID\r | |
170 | GetNumberOfProcessor (\r | |
171 | OUT UINTN *NumberOfCpus,\r | |
172 | OUT UINTN *NumberOfEnabledProcessors\r | |
173 | );\r | |
174 | \r | |
175 | /**\r | |
176 | Worker function to switch the requested AP to be the BSP from that point onward.\r | |
177 | \r | |
178 | @param[in] ProcessorNumber The handle number of AP that is to become the new BSP.\r | |
179 | **/\r | |
180 | VOID\r | |
181 | SwitchNewBsp (\r | |
182 | IN UINTN ProcessorNumber\r | |
183 | );\r | |
184 | \r | |
185 | /**\r | |
186 | Function that uses DEBUG() macros to display the contents of a a CPU feature bit mask.\r | |
187 | \r | |
188 | @param[in] FeatureMask A pointer to the CPU feature bit mask.\r | |
189 | **/\r | |
190 | VOID\r | |
191 | DumpCpuFeatureMask (\r | |
192 | IN UINT8 *FeatureMask\r | |
193 | );\r | |
194 | \r | |
195 | /**\r | |
196 | Dump CPU feature name or CPU feature bit mask.\r | |
197 | \r | |
198 | @param[in] CpuFeature Pointer to CPU_FEATURES_ENTRY\r | |
199 | **/\r | |
200 | VOID\r | |
201 | DumpCpuFeature (\r | |
202 | IN CPU_FEATURES_ENTRY *CpuFeature\r | |
203 | );\r | |
204 | \r | |
b3c71b47 ED |
205 | /**\r |
206 | Return feature dependence result.\r | |
207 | \r | |
1475b83f ED |
208 | @param[in] CpuFeature Pointer to CPU feature.\r |
209 | @param[in] Before Check before dependence or after.\r | |
210 | @param[in] NextCpuFeatureMask Pointer to next CPU feature Mask.\r | |
b3c71b47 ED |
211 | \r |
212 | @retval return the dependence result.\r | |
213 | **/\r | |
214 | CPU_FEATURE_DEPENDENCE_TYPE\r | |
215 | DetectFeatureScope (\r | |
216 | IN CPU_FEATURES_ENTRY *CpuFeature,\r | |
1475b83f | 217 | IN BOOLEAN Before,\r |
a6eb94ee | 218 | IN UINT8 *NextCpuFeatureMask\r |
b3c71b47 ED |
219 | );\r |
220 | \r | |
c1528b85 ED |
221 | /**\r |
222 | Return feature dependence result.\r | |
223 | \r | |
224 | @param[in] CpuFeature Pointer to CPU feature.\r | |
225 | @param[in] Before Check before dependence or after.\r | |
226 | @param[in] FeatureList Pointer to CPU feature list.\r | |
227 | \r | |
228 | @retval return the dependence result.\r | |
229 | **/\r | |
230 | CPU_FEATURE_DEPENDENCE_TYPE\r | |
231 | DetectNoneNeighborhoodFeatureScope (\r | |
232 | IN CPU_FEATURES_ENTRY *CpuFeature,\r | |
233 | IN BOOLEAN Before,\r | |
234 | IN LIST_ENTRY *FeatureList\r | |
235 | );\r | |
236 | \r | |
b3c71b47 ED |
237 | /**\r |
238 | Programs registers for the calling processor.\r | |
239 | \r | |
240 | @param[in,out] Buffer The pointer to private data buffer.\r | |
241 | \r | |
242 | **/\r | |
243 | VOID\r | |
244 | EFIAPI\r | |
245 | SetProcessorRegister (\r | |
246 | IN OUT VOID *Buffer\r | |
247 | );\r | |
248 | \r | |
249 | /**\r | |
250 | Return ACPI_CPU_DATA data.\r | |
251 | \r | |
252 | @return Pointer to ACPI_CPU_DATA data.\r | |
253 | **/\r | |
254 | ACPI_CPU_DATA *\r | |
255 | GetAcpiCpuData (\r | |
256 | VOID\r | |
257 | );\r | |
258 | \r | |
7217b879 ED |
259 | /**\r |
260 | Worker function to get MP service pointer.\r | |
261 | \r | |
262 | @return MP_SERVICES variable.\r | |
263 | **/\r | |
264 | MP_SERVICES\r | |
265 | GetMpService (\r | |
266 | VOID\r | |
267 | );\r | |
268 | \r | |
80c4b236 | 269 | #endif\r |