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8dbae30d | 1 | /** @file\r |
2 | Performance Library\r | |
a0afd019 | 3 | \r |
857dfc45 | 4 | This library instance provides infrastructure for DXE phase drivers to log performance\r |
f0da4d7d SZ |
5 | data. It consumes PerformanceEx or Performance Protocol published by DxeCorePerformanceLib\r |
6 | to log performance data. If both PerformanceEx and Performance Protocol is not available, it does not log any\r | |
857dfc45 | 7 | performance information.\r |
8 | \r | |
d1102dba | 9 | Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r |
cd5ebaa0 | 10 | This program and the accompanying materials\r |
a0afd019 | 11 | are licensed and made available under the terms and conditions of the BSD License\r |
12 | which accompanies this distribution. The full text of the license may be found at\r | |
13 | http://opensource.org/licenses/bsd-license.php\r | |
14 | \r | |
15 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
8dbae30d | 16 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r |
a0afd019 | 17 | \r |
8dbae30d | 18 | **/\r |
a0afd019 | 19 | \r |
ed7748fe | 20 | \r |
a0afd019 | 21 | #include <PiDxe.h>\r |
ed7748fe | 22 | \r |
137fb13d | 23 | #include <Guid/PerformanceMeasurement.h>\r |
ed7748fe | 24 | \r |
a0afd019 | 25 | #include <Library/PerformanceLib.h>\r |
26 | #include <Library/DebugLib.h>\r | |
27 | #include <Library/UefiBootServicesTableLib.h>\r | |
28 | #include <Library/PcdLib.h>\r | |
29 | \r | |
857dfc45 | 30 | //\r |
f0da4d7d | 31 | // The cached Performance Protocol and PerformanceEx Protocol interface.\r |
857dfc45 | 32 | //\r |
137fb13d | 33 | EDKII_PERFORMANCE_MEASUREMENT_PROTOCOL *mPerformanceMeasurement = NULL;\r |
a0afd019 | 34 | \r |
35 | /**\r | |
f0da4d7d | 36 | The function caches the pointers to PerformanceEx protocol and Performance Protocol.\r |
a0afd019 | 37 | \r |
f0da4d7d | 38 | The function locates PerformanceEx protocol and Performance Protocol from protocol database.\r |
a0afd019 | 39 | \r |
f0da4d7d SZ |
40 | @retval EFI_SUCCESS PerformanceEx protocol or Performance Protocol is successfully located.\r |
41 | @retval EFI_NOT_FOUND Both PerformanceEx protocol and Performance Protocol are not located to log performance.\r | |
a0afd019 | 42 | \r |
43 | **/\r | |
a0afd019 | 44 | EFI_STATUS\r |
137fb13d | 45 | GetPerformanceMeasurementProtocol (\r |
a0afd019 | 46 | VOID\r |
47 | )\r | |
48 | {\r | |
f0da4d7d | 49 | EFI_STATUS Status;\r |
137fb13d | 50 | EDKII_PERFORMANCE_MEASUREMENT_PROTOCOL *PerformanceMeasurement;\r |
a0afd019 | 51 | \r |
137fb13d | 52 | if (mPerformanceMeasurement != NULL) {\r |
f0da4d7d SZ |
53 | return EFI_SUCCESS;\r |
54 | }\r | |
55 | \r | |
137fb13d | 56 | Status = gBS->LocateProtocol (&gEdkiiPerformanceMeasurementProtocolGuid, NULL, (VOID **) &PerformanceMeasurement);\r |
f0da4d7d | 57 | if (!EFI_ERROR (Status)) {\r |
137fb13d | 58 | ASSERT (PerformanceMeasurement != NULL);\r |
f0da4d7d | 59 | //\r |
137fb13d | 60 | // Cache PerformanceMeasurement Protocol.\r |
f0da4d7d | 61 | //\r |
137fb13d | 62 | mPerformanceMeasurement = PerformanceMeasurement;\r |
f0da4d7d | 63 | return EFI_SUCCESS;\r |
a0afd019 | 64 | }\r |
65 | \r | |
f0da4d7d | 66 | return EFI_NOT_FOUND;\r |
a0afd019 | 67 | }\r |
68 | \r | |
69 | /**\r | |
70 | Creates a record for the beginning of a performance measurement.\r | |
71 | \r | |
f0da4d7d | 72 | Creates a record that contains the Handle, Token, Module and Identifier.\r |
a0afd019 | 73 | If TimeStamp is not zero, then TimeStamp is added to the record as the start time.\r |
74 | If TimeStamp is zero, then this function reads the current time stamp\r | |
75 | and adds that time stamp value to the record as the start time.\r | |
76 | \r | |
77 | @param Handle Pointer to environment specific context used\r | |
78 | to identify the component being measured.\r | |
79 | @param Token Pointer to a Null-terminated ASCII string\r | |
80 | that identifies the component being measured.\r | |
81 | @param Module Pointer to a Null-terminated ASCII string\r | |
82 | that identifies the module being measured.\r | |
83 | @param TimeStamp 64-bit time stamp.\r | |
f0da4d7d SZ |
84 | @param Identifier 32-bit identifier. If the value is 0, the created record\r |
85 | is same as the one created by StartPerformanceMeasurement.\r | |
a0afd019 | 86 | \r |
87 | @retval RETURN_SUCCESS The start of the measurement was recorded.\r | |
88 | @retval RETURN_OUT_OF_RESOURCES There are not enough resources to record the measurement.\r | |
89 | \r | |
90 | **/\r | |
91 | RETURN_STATUS\r | |
92 | EFIAPI\r | |
f0da4d7d | 93 | StartPerformanceMeasurementEx (\r |
a0afd019 | 94 | IN CONST VOID *Handle, OPTIONAL\r |
95 | IN CONST CHAR8 *Token, OPTIONAL\r | |
96 | IN CONST CHAR8 *Module, OPTIONAL\r | |
f0da4d7d SZ |
97 | IN UINT64 TimeStamp,\r |
98 | IN UINT32 Identifier\r | |
a0afd019 | 99 | )\r |
100 | {\r | |
137fb13d BD |
101 | EFI_STATUS Status;\r |
102 | CONST CHAR8* String;\r | |
a0afd019 | 103 | \r |
137fb13d | 104 | Status = GetPerformanceMeasurementProtocol ();\r |
a0afd019 | 105 | if (EFI_ERROR (Status)) {\r |
137fb13d BD |
106 | return RETURN_NOT_FOUND;\r |
107 | }\r | |
108 | \r | |
109 | if (Token != NULL) {\r | |
110 | String = Token;\r | |
111 | } else if (Module != NULL) {\r | |
112 | String = Module;\r | |
113 | } else {\r | |
114 | String = NULL;\r | |
a0afd019 | 115 | }\r |
116 | \r | |
137fb13d BD |
117 | if (mPerformanceMeasurement != NULL) {\r |
118 | Status = mPerformanceMeasurement->CreatePerformanceMeasurement (Handle, NULL, String, TimeStamp, 0, Identifier, PerfStartEntry);\r | |
f0da4d7d SZ |
119 | } else {\r |
120 | ASSERT (FALSE);\r | |
121 | }\r | |
a0afd019 | 122 | \r |
123 | return (RETURN_STATUS) Status;\r | |
124 | }\r | |
125 | \r | |
126 | /**\r | |
127 | Fills in the end time of a performance measurement.\r | |
128 | \r | |
7a9395cd | 129 | Looks up the record that matches Handle, Token and Module.\r |
a0afd019 | 130 | If the record can not be found then return RETURN_NOT_FOUND.\r |
131 | If the record is found and TimeStamp is not zero,\r | |
132 | then TimeStamp is added to the record as the end time.\r | |
133 | If the record is found and TimeStamp is zero, then this function reads\r | |
134 | the current time stamp and adds that time stamp value to the record as the end time.\r | |
a0afd019 | 135 | \r |
136 | @param Handle Pointer to environment specific context used\r | |
137 | to identify the component being measured.\r | |
138 | @param Token Pointer to a Null-terminated ASCII string\r | |
139 | that identifies the component being measured.\r | |
140 | @param Module Pointer to a Null-terminated ASCII string\r | |
141 | that identifies the module being measured.\r | |
142 | @param TimeStamp 64-bit time stamp.\r | |
f0da4d7d SZ |
143 | @param Identifier 32-bit identifier. If the value is 0, the found record\r |
144 | is same as the one found by EndPerformanceMeasurement.\r | |
a0afd019 | 145 | \r |
146 | @retval RETURN_SUCCESS The end of the measurement was recorded.\r | |
147 | @retval RETURN_NOT_FOUND The specified measurement record could not be found.\r | |
148 | \r | |
149 | **/\r | |
150 | RETURN_STATUS\r | |
151 | EFIAPI\r | |
f0da4d7d | 152 | EndPerformanceMeasurementEx (\r |
a0afd019 | 153 | IN CONST VOID *Handle, OPTIONAL\r |
154 | IN CONST CHAR8 *Token, OPTIONAL\r | |
155 | IN CONST CHAR8 *Module, OPTIONAL\r | |
f0da4d7d SZ |
156 | IN UINT64 TimeStamp,\r |
157 | IN UINT32 Identifier\r | |
a0afd019 | 158 | )\r |
159 | {\r | |
137fb13d BD |
160 | EFI_STATUS Status;\r |
161 | CONST CHAR8* String;\r | |
a0afd019 | 162 | \r |
137fb13d | 163 | Status = GetPerformanceMeasurementProtocol ();\r |
a0afd019 | 164 | if (EFI_ERROR (Status)) {\r |
165 | return RETURN_NOT_FOUND;\r | |
166 | }\r | |
167 | \r | |
137fb13d BD |
168 | if (Token != NULL) {\r |
169 | String = Token;\r | |
170 | } else if (Module != NULL) {\r | |
171 | String = Module;\r | |
172 | } else {\r | |
173 | String = NULL;\r | |
174 | }\r | |
175 | \r | |
176 | if (mPerformanceMeasurement != NULL) {\r | |
177 | Status = mPerformanceMeasurement->CreatePerformanceMeasurement (Handle, NULL, String, TimeStamp, 0, Identifier, PerfEndEntry);\r | |
f0da4d7d SZ |
178 | } else {\r |
179 | ASSERT (FALSE);\r | |
180 | }\r | |
a0afd019 | 181 | \r |
182 | return (RETURN_STATUS) Status;\r | |
183 | }\r | |
184 | \r | |
185 | /**\r | |
186 | Attempts to retrieve a performance measurement log entry from the performance measurement log.\r | |
f0da4d7d SZ |
187 | It can also retrieve the log created by StartPerformanceMeasurement and EndPerformanceMeasurement,\r |
188 | and then assign the Identifier with 0.\r | |
a0afd019 | 189 | \r |
190 | Attempts to retrieve the performance log entry specified by LogEntryKey. If LogEntryKey is\r | |
191 | zero on entry, then an attempt is made to retrieve the first entry from the performance log,\r | |
192 | and the key for the second entry in the log is returned. If the performance log is empty,\r | |
193 | then no entry is retrieved and zero is returned. If LogEntryKey is not zero, then the performance\r | |
194 | log entry associated with LogEntryKey is retrieved, and the key for the next entry in the log is\r | |
195 | returned. If LogEntryKey is the key for the last entry in the log, then the last log entry is\r | |
196 | retrieved and an implementation specific non-zero key value that specifies the end of the performance\r | |
197 | log is returned. If LogEntryKey is equal this implementation specific non-zero key value, then no entry\r | |
198 | is retrieved and zero is returned. In the cases where a performance log entry can be returned,\r | |
f0da4d7d | 199 | the log entry is returned in Handle, Token, Module, StartTimeStamp, EndTimeStamp and Identifier.\r |
a0afd019 | 200 | If LogEntryKey is not a valid log entry key for the performance measurement log, then ASSERT().\r |
201 | If Handle is NULL, then ASSERT().\r | |
202 | If Token is NULL, then ASSERT().\r | |
203 | If Module is NULL, then ASSERT().\r | |
204 | If StartTimeStamp is NULL, then ASSERT().\r | |
205 | If EndTimeStamp is NULL, then ASSERT().\r | |
f0da4d7d | 206 | If Identifier is NULL, then ASSERT().\r |
a0afd019 | 207 | \r |
208 | @param LogEntryKey On entry, the key of the performance measurement log entry to retrieve.\r | |
209 | 0, then the first performance measurement log entry is retrieved.\r | |
857dfc45 | 210 | On exit, the key of the next performance log entry.\r |
a0afd019 | 211 | @param Handle Pointer to environment specific context used to identify the component\r |
212 | being measured.\r | |
213 | @param Token Pointer to a Null-terminated ASCII string that identifies the component\r | |
214 | being measured.\r | |
215 | @param Module Pointer to a Null-terminated ASCII string that identifies the module\r | |
216 | being measured.\r | |
217 | @param StartTimeStamp Pointer to the 64-bit time stamp that was recorded when the measurement\r | |
218 | was started.\r | |
219 | @param EndTimeStamp Pointer to the 64-bit time stamp that was recorded when the measurement\r | |
220 | was ended.\r | |
f0da4d7d | 221 | @param Identifier Pointer to the 32-bit identifier that was recorded.\r |
a0afd019 | 222 | \r |
223 | @return The key for the next performance log entry (in general case).\r | |
224 | \r | |
225 | **/\r | |
226 | UINTN\r | |
227 | EFIAPI\r | |
f0da4d7d | 228 | GetPerformanceMeasurementEx (\r |
d1102dba | 229 | IN UINTN LogEntryKey,\r |
a0afd019 | 230 | OUT CONST VOID **Handle,\r |
231 | OUT CONST CHAR8 **Token,\r | |
232 | OUT CONST CHAR8 **Module,\r | |
233 | OUT UINT64 *StartTimeStamp,\r | |
f0da4d7d SZ |
234 | OUT UINT64 *EndTimeStamp,\r |
235 | OUT UINT32 *Identifier\r | |
a0afd019 | 236 | )\r |
237 | {\r | |
137fb13d | 238 | return 0;\r |
a0afd019 | 239 | \r |
a0afd019 | 240 | }\r |
241 | \r | |
f0da4d7d SZ |
242 | /**\r |
243 | Creates a record for the beginning of a performance measurement.\r | |
244 | \r | |
245 | Creates a record that contains the Handle, Token, and Module.\r | |
246 | If TimeStamp is not zero, then TimeStamp is added to the record as the start time.\r | |
247 | If TimeStamp is zero, then this function reads the current time stamp\r | |
248 | and adds that time stamp value to the record as the start time.\r | |
249 | \r | |
250 | @param Handle Pointer to environment specific context used\r | |
251 | to identify the component being measured.\r | |
252 | @param Token Pointer to a Null-terminated ASCII string\r | |
253 | that identifies the component being measured.\r | |
254 | @param Module Pointer to a Null-terminated ASCII string\r | |
255 | that identifies the module being measured.\r | |
256 | @param TimeStamp 64-bit time stamp.\r | |
257 | \r | |
258 | @retval RETURN_SUCCESS The start of the measurement was recorded.\r | |
259 | @retval RETURN_OUT_OF_RESOURCES There are not enough resources to record the measurement.\r | |
260 | \r | |
261 | **/\r | |
262 | RETURN_STATUS\r | |
263 | EFIAPI\r | |
264 | StartPerformanceMeasurement (\r | |
265 | IN CONST VOID *Handle, OPTIONAL\r | |
266 | IN CONST CHAR8 *Token, OPTIONAL\r | |
267 | IN CONST CHAR8 *Module, OPTIONAL\r | |
268 | IN UINT64 TimeStamp\r | |
269 | )\r | |
270 | {\r | |
271 | return StartPerformanceMeasurementEx (Handle, Token, Module, TimeStamp, 0);\r | |
272 | }\r | |
273 | \r | |
274 | /**\r | |
275 | Fills in the end time of a performance measurement.\r | |
276 | \r | |
277 | Looks up the record that matches Handle, Token, and Module.\r | |
278 | If the record can not be found then return RETURN_NOT_FOUND.\r | |
279 | If the record is found and TimeStamp is not zero,\r | |
280 | then TimeStamp is added to the record as the end time.\r | |
281 | If the record is found and TimeStamp is zero, then this function reads\r | |
282 | the current time stamp and adds that time stamp value to the record as the end time.\r | |
283 | \r | |
284 | @param Handle Pointer to environment specific context used\r | |
285 | to identify the component being measured.\r | |
286 | @param Token Pointer to a Null-terminated ASCII string\r | |
287 | that identifies the component being measured.\r | |
288 | @param Module Pointer to a Null-terminated ASCII string\r | |
289 | that identifies the module being measured.\r | |
290 | @param TimeStamp 64-bit time stamp.\r | |
291 | \r | |
292 | @retval RETURN_SUCCESS The end of the measurement was recorded.\r | |
293 | @retval RETURN_NOT_FOUND The specified measurement record could not be found.\r | |
294 | \r | |
295 | **/\r | |
296 | RETURN_STATUS\r | |
297 | EFIAPI\r | |
298 | EndPerformanceMeasurement (\r | |
299 | IN CONST VOID *Handle, OPTIONAL\r | |
300 | IN CONST CHAR8 *Token, OPTIONAL\r | |
301 | IN CONST CHAR8 *Module, OPTIONAL\r | |
302 | IN UINT64 TimeStamp\r | |
303 | )\r | |
304 | {\r | |
305 | return EndPerformanceMeasurementEx (Handle, Token, Module, TimeStamp, 0);\r | |
306 | }\r | |
307 | \r | |
308 | /**\r | |
309 | Attempts to retrieve a performance measurement log entry from the performance measurement log.\r | |
310 | It can also retrieve the log created by StartPerformanceMeasurementEx and EndPerformanceMeasurementEx,\r | |
311 | and then eliminate the Identifier.\r | |
312 | \r | |
313 | Attempts to retrieve the performance log entry specified by LogEntryKey. If LogEntryKey is\r | |
314 | zero on entry, then an attempt is made to retrieve the first entry from the performance log,\r | |
315 | and the key for the second entry in the log is returned. If the performance log is empty,\r | |
316 | then no entry is retrieved and zero is returned. If LogEntryKey is not zero, then the performance\r | |
317 | log entry associated with LogEntryKey is retrieved, and the key for the next entry in the log is\r | |
318 | returned. If LogEntryKey is the key for the last entry in the log, then the last log entry is\r | |
319 | retrieved and an implementation specific non-zero key value that specifies the end of the performance\r | |
320 | log is returned. If LogEntryKey is equal this implementation specific non-zero key value, then no entry\r | |
321 | is retrieved and zero is returned. In the cases where a performance log entry can be returned,\r | |
322 | the log entry is returned in Handle, Token, Module, StartTimeStamp, and EndTimeStamp.\r | |
323 | If LogEntryKey is not a valid log entry key for the performance measurement log, then ASSERT().\r | |
324 | If Handle is NULL, then ASSERT().\r | |
325 | If Token is NULL, then ASSERT().\r | |
326 | If Module is NULL, then ASSERT().\r | |
327 | If StartTimeStamp is NULL, then ASSERT().\r | |
328 | If EndTimeStamp is NULL, then ASSERT().\r | |
329 | \r | |
330 | @param LogEntryKey On entry, the key of the performance measurement log entry to retrieve.\r | |
331 | 0, then the first performance measurement log entry is retrieved.\r | |
332 | On exit, the key of the next performance log entry.\r | |
333 | @param Handle Pointer to environment specific context used to identify the component\r | |
334 | being measured.\r | |
335 | @param Token Pointer to a Null-terminated ASCII string that identifies the component\r | |
336 | being measured.\r | |
337 | @param Module Pointer to a Null-terminated ASCII string that identifies the module\r | |
338 | being measured.\r | |
339 | @param StartTimeStamp Pointer to the 64-bit time stamp that was recorded when the measurement\r | |
340 | was started.\r | |
341 | @param EndTimeStamp Pointer to the 64-bit time stamp that was recorded when the measurement\r | |
342 | was ended.\r | |
343 | \r | |
344 | @return The key for the next performance log entry (in general case).\r | |
345 | \r | |
346 | **/\r | |
347 | UINTN\r | |
348 | EFIAPI\r | |
349 | GetPerformanceMeasurement (\r | |
350 | IN UINTN LogEntryKey,\r | |
351 | OUT CONST VOID **Handle,\r | |
352 | OUT CONST CHAR8 **Token,\r | |
353 | OUT CONST CHAR8 **Module,\r | |
354 | OUT UINT64 *StartTimeStamp,\r | |
355 | OUT UINT64 *EndTimeStamp\r | |
356 | )\r | |
357 | {\r | |
137fb13d | 358 | return 0;\r |
f0da4d7d SZ |
359 | }\r |
360 | \r | |
a0afd019 | 361 | /**\r |
362 | Returns TRUE if the performance measurement macros are enabled.\r | |
363 | \r | |
364 | This function returns TRUE if the PERFORMANCE_LIBRARY_PROPERTY_MEASUREMENT_ENABLED bit of\r | |
365 | PcdPerformanceLibraryPropertyMask is set. Otherwise FALSE is returned.\r | |
366 | \r | |
367 | @retval TRUE The PERFORMANCE_LIBRARY_PROPERTY_MEASUREMENT_ENABLED bit of\r | |
368 | PcdPerformanceLibraryPropertyMask is set.\r | |
369 | @retval FALSE The PERFORMANCE_LIBRARY_PROPERTY_MEASUREMENT_ENABLED bit of\r | |
370 | PcdPerformanceLibraryPropertyMask is clear.\r | |
371 | \r | |
372 | **/\r | |
373 | BOOLEAN\r | |
374 | EFIAPI\r | |
375 | PerformanceMeasurementEnabled (\r | |
376 | VOID\r | |
377 | )\r | |
378 | {\r | |
379 | return (BOOLEAN) ((PcdGet8(PcdPerformanceLibraryPropertyMask) & PERFORMANCE_LIBRARY_PROPERTY_MEASUREMENT_ENABLED) != 0);\r | |
380 | }\r | |
6b4d58a1 BD |
381 | \r |
382 | /**\r | |
383 | Create performance record with event description and a timestamp.\r | |
384 | \r | |
385 | @param CallerIdentifier - Image handle or pointer to caller ID GUID\r | |
386 | @param Guid - Pointer to a GUID\r | |
387 | @param String - Pointer to a string describing the measurement\r | |
388 | @param Address - Pointer to a location in memory relevant to the measurement\r | |
389 | @param Identifier - Performance identifier describing the type of measurement\r | |
390 | \r | |
391 | @retval RETURN_SUCCESS - Successfully created performance record\r | |
392 | @retval RETURN_OUT_OF_RESOURCES - Ran out of space to store the records\r | |
393 | @retval RETURN_INVALID_PARAMETER - Invalid parameter passed to function - NULL\r | |
394 | pointer or invalid PerfId\r | |
395 | \r | |
396 | **/\r | |
397 | RETURN_STATUS\r | |
398 | EFIAPI\r | |
399 | LogPerformanceMeasurement (\r | |
400 | IN CONST VOID *CallerIdentifier,\r | |
401 | IN CONST VOID *Guid, OPTIONAL\r | |
402 | IN CONST CHAR8 *String, OPTIONAL\r | |
403 | IN UINT64 Address, OPTIONAL\r | |
404 | IN UINT32 Identifier\r | |
405 | )\r | |
406 | {\r | |
407 | EFI_STATUS Status;\r | |
408 | \r | |
409 | Status = GetPerformanceMeasurementProtocol ();\r | |
410 | if (EFI_ERROR (Status)) {\r | |
411 | return RETURN_OUT_OF_RESOURCES;\r | |
412 | }\r | |
413 | \r | |
414 | if (mPerformanceMeasurement != NULL) {\r | |
415 | Status = mPerformanceMeasurement->CreatePerformanceMeasurement (CallerIdentifier, Guid, String, 0, Address, Identifier, PerfEntry);\r | |
416 | } else {\r | |
417 | ASSERT (FALSE);\r | |
418 | }\r | |
419 | \r | |
420 | return (RETURN_STATUS) Status;\r | |
421 | }\r | |
422 | \r | |
423 | /**\r | |
424 | Check whether the specified performance measurement can be logged.\r | |
425 | \r | |
426 | This function returns TRUE when the PERFORMANCE_LIBRARY_PROPERTY_MEASUREMENT_ENABLED bit of PcdPerformanceLibraryPropertyMask is set\r | |
427 | and the Type disable bit in PcdPerformanceLibraryPropertyMask is not set.\r | |
428 | \r | |
429 | @param Type - Type of the performance measurement entry.\r | |
430 | \r | |
431 | @retval TRUE The performance measurement can be logged.\r | |
432 | @retval FALSE The performance measurement can NOT be logged.\r | |
433 | \r | |
434 | **/\r | |
435 | BOOLEAN\r | |
436 | EFIAPI\r | |
437 | LogPerformanceMeasurementEnabled (\r | |
438 | IN CONST UINTN Type\r | |
439 | )\r | |
440 | {\r | |
441 | //\r | |
442 | // When Performance measurement is enabled and the type is not filtered, the performance can be logged.\r | |
443 | //\r | |
444 | if (PerformanceMeasurementEnabled () && (PcdGet8(PcdPerformanceLibraryPropertyMask) & Type) == 0) {\r | |
445 | return TRUE;\r | |
446 | }\r | |
447 | return FALSE;\r | |
448 | }\r |