1 /** @file 2 Declarations of objects defined internally to the Dp Application. 3 4 Declarations of data and functions which are private to the Dp application. 5 This file should never be referenced by anything other than components of the 6 Dp application. In addition to global data, function declarations for 7 DpUtilities.c, DpTrace.c, and DpProfile.c are included here. 8 9 Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR> 10 (C) Copyright 2015-2016 Hewlett Packard Enterprise Development LP<BR> 11 This program and the accompanying materials 12 are licensed and made available under the terms and conditions of the BSD License 13 which accompanies this distribution. The full text of the license may be found at 14 http://opensource.org/licenses/bsd-license.php 15 16 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 17 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 18 **/ 19 #ifndef _DP_INTELNAL_H_ 20 #define _DP_INTELNAL_H_ 21 22 #define DP_GAUGE_STRING_LENGTH 36 23 24 // 25 /// Module-Global Variables 26 ///@{ 27 extern EFI_HII_HANDLE gHiiHandle; 28 extern CHAR16 *mPrintTokenBuffer; 29 extern CHAR16 mGaugeString[DP_GAUGE_STRING_LENGTH + 1]; 30 extern CHAR16 mUnicodeToken[DXE_PERFORMANCE_STRING_SIZE]; 31 extern UINT64 mInterestThreshold; 32 extern BOOLEAN mShowId; 33 34 extern PERF_SUMMARY_DATA SummaryData; ///< Create the SummaryData structure and init. to ZERO. 35 36 /// Timer Specific Information. 37 extern TIMER_INFO TimerInfo; 38 39 /// Items for which to gather cumulative statistics. 40 extern PERF_CUM_DATA CumData[]; 41 42 /// Number of items for which we are gathering cumulative statistics. 43 extern UINT32 const NumCum; 44 45 ///@} 46 47 /** 48 Calculate an event's duration in timer ticks. 49 50 Given the count direction and the event's start and end timer values, 51 calculate the duration of the event in timer ticks. Information for 52 the current measurement is pointed to by the parameter. 53 54 If the measurement's start time is 1, it indicates that the developer 55 is indicating that the measurement began at the release of reset. 56 The start time is adjusted to the timer's starting count before performing 57 the elapsed time calculation. 58 59 The calculated duration, in ticks, is the absolute difference between 60 the measurement's ending and starting counts. 61 62 @param Measurement Pointer to a MEASUREMENT_RECORD structure containing 63 data for the current measurement. 64 65 @return The 64-bit duration of the event. 66 **/ 67 UINT64 68 GetDuration ( 69 IN OUT MEASUREMENT_RECORD *Measurement 70 ); 71 72 /** 73 Determine whether the Measurement record is for an EFI Phase. 74 75 The Token and Module members of the measurement record are checked. 76 Module must be empty and Token must be one of SEC, PEI, DXE, BDS, or SHELL. 77 78 @param[in] Measurement A pointer to the Measurement record to test. 79 80 @retval TRUE The measurement record is for an EFI Phase. 81 @retval FALSE The measurement record is NOT for an EFI Phase. 82 **/ 83 BOOLEAN 84 IsPhase( 85 IN MEASUREMENT_RECORD *Measurement 86 ); 87 88 /** 89 Get the file name portion of the Pdb File Name. 90 91 The portion of the Pdb File Name between the last backslash and 92 either a following period or the end of the string is converted 93 to Unicode and copied into UnicodeBuffer. The name is truncated, 94 if necessary, to ensure that UnicodeBuffer is not overrun. 95 96 @param[in] PdbFileName Pdb file name. 97 @param[out] UnicodeBuffer The resultant Unicode File Name. 98 99 **/ 100 VOID 101 GetShortPdbFileName ( 102 IN CHAR8 *PdbFileName, 103 OUT CHAR16 *UnicodeBuffer 104 ); 105 106 /** 107 Get a human readable name for an image handle. 108 The following methods will be tried orderly: 109 1. Image PDB 110 2. ComponentName2 protocol 111 3. FFS UI section 112 4. Image GUID 113 5. Image DevicePath 114 6. Unknown Driver Name 115 116 @param[in] Handle 117 118 @post The resulting Unicode name string is stored in the 119 mGaugeString global array. 120 121 **/ 122 VOID 123 GetNameFromHandle ( 124 IN EFI_HANDLE Handle 125 ); 126 127 /** 128 Calculate the Duration in microseconds. 129 130 Duration is multiplied by 1000, instead of Frequency being divided by 1000 or 131 multiplying the result by 1000, in order to maintain precision. Since Duration is 132 a 64-bit value, multiplying it by 1000 is unlikely to produce an overflow. 133 134 The time is calculated as (Duration * 1000) / Timer_Frequency. 135 136 @param[in] Duration The event duration in timer ticks. 137 138 @return A 64-bit value which is the Elapsed time in microseconds. 139 **/ 140 UINT64 141 DurationInMicroSeconds ( 142 IN UINT64 Duration 143 ); 144 145 /** 146 Formatted Print using a Hii Token to reference the localized format string. 147 148 @param[in] Token A HII token associated with a localized Unicode string. 149 @param[in] ... The variable argument list. 150 151 @return The number of characters converted by UnicodeVSPrint(). 152 153 **/ 154 UINTN 155 EFIAPI 156 PrintToken ( 157 IN UINT16 Token, 158 ... 159 ); 160 161 /** 162 Get index of Measurement Record's match in the CumData array. 163 164 If the Measurement's Token value matches a Token in one of the CumData 165 records, the index of the matching record is returned. The returned 166 index is a signed value so that negative values can indicate that 167 the Measurement didn't match any entry in the CumData array. 168 169 @param[in] Measurement A pointer to a Measurement Record to match against the CumData array. 170 171 @retval <0 Token is not in the CumData array. 172 @retval >=0 Return value is the index into CumData where Token is found. 173 **/ 174 INTN 175 GetCumulativeItem( 176 IN MEASUREMENT_RECORD *Measurement 177 ); 178 179 /** 180 Collect verbose statistics about the logged performance measurements. 181 182 General Summary information for all Trace measurements is gathered and 183 stored within the SummaryData structure. This information is both 184 used internally by subsequent reporting functions, and displayed 185 at the end of verbose reports. 186 187 @pre The SummaryData and CumData structures must be initialized 188 prior to calling this function. 189 190 @post The SummaryData and CumData structures contain statistics for the 191 current performance logs. 192 193 @param[in, out] CustomCumulativeData The pointer to the custom cumulative data. 194 195 **/ 196 VOID 197 GatherStatistics( 198 IN OUT PERF_CUM_DATA *CustomCumulativeData OPTIONAL 199 ); 200 201 /** 202 Gather and print ALL Trace Records. 203 204 Displays all "interesting" Trace measurements in order.<BR> 205 The number of records displayed is controlled by: 206 - records with a duration less than mInterestThreshold microseconds are not displayed. 207 - No more than Limit records are displayed. A Limit of zero will not limit the output. 208 - If the ExcludeFlag is TRUE, records matching entries in the CumData array are not 209 displayed. 210 211 @pre The mInterestThreshold global variable is set to the shortest duration to be printed. 212 The mGaugeString and mUnicodeToken global arrays are used for temporary string storage. 213 They must not be in use by a calling function. 214 215 @param[in] Limit The number of records to print. Zero is ALL. 216 @param[in] ExcludeFlag TRUE to exclude individual Cumulative items from display. 217 218 @retval EFI_SUCCESS The operation was successful. 219 @retval EFI_ABORTED The user aborts the operation. 220 @return Others from a call to gBS->LocateHandleBuffer(). 221 **/ 222 EFI_STATUS 223 DumpAllTrace( 224 IN UINTN Limit, 225 IN BOOLEAN ExcludeFlag 226 ); 227 228 /** 229 Gather and print Raw Trace Records. 230 231 All Trace measurements with a duration greater than or equal to 232 mInterestThreshold are printed without interpretation. 233 234 The number of records displayed is controlled by: 235 - records with a duration less than mInterestThreshold microseconds are not displayed. 236 - No more than Limit records are displayed. A Limit of zero will not limit the output. 237 - If the ExcludeFlag is TRUE, records matching entries in the CumData array are not 238 displayed. 239 240 @pre The mInterestThreshold global variable is set to the shortest duration to be printed. 241 242 @param[in] Limit The number of records to print. Zero is ALL. 243 @param[in] ExcludeFlag TRUE to exclude individual Cumulative items from display. 244 245 @retval EFI_SUCCESS The operation was successful. 246 @retval EFI_ABORTED The user aborts the operation. 247 **/ 248 EFI_STATUS 249 DumpRawTrace( 250 IN UINTN Limit, 251 IN BOOLEAN ExcludeFlag 252 ); 253 254 /** 255 Gather and print Major Phase metrics. 256 257 @param[in] Ticker The timer value for the END of Shell phase 258 259 **/ 260 VOID 261 ProcessPhases( 262 IN UINT64 Ticker 263 ); 264 265 266 /** 267 Gather and print Handle data. 268 269 @param[in] ExcludeFlag TRUE to exclude individual Cumulative items from display. 270 271 @retval EFI_SUCCESS The operation was successful. 272 @retval EFI_ABORTED The user aborts the operation. 273 @return Others from a call to gBS->LocateHandleBuffer(). 274 **/ 275 EFI_STATUS 276 ProcessHandles( 277 IN BOOLEAN ExcludeFlag 278 ); 279 280 281 /** 282 Gather and print PEIM data. 283 284 Only prints complete PEIM records 285 286 @retval EFI_SUCCESS The operation was successful. 287 @retval EFI_ABORTED The user aborts the operation. 288 **/ 289 EFI_STATUS 290 ProcessPeims( 291 VOID 292 ); 293 294 /** 295 Gather and print global data. 296 297 Strips out incomplete or "Execution Phase" records 298 Only prints records where Handle is NULL 299 Increment TIndex for every record, even skipped ones, so that we have an 300 indication of every measurement record taken. 301 302 @retval EFI_SUCCESS The operation was successful. 303 @retval EFI_ABORTED The user aborts the operation. 304 **/ 305 EFI_STATUS 306 ProcessGlobal( 307 VOID 308 ); 309 310 /** 311 Gather and print cumulative data. 312 313 Traverse the measurement records and:<BR> 314 For each record with a Token listed in the CumData array:<BR> 315 - Update the instance count and the total, minimum, and maximum durations. 316 Finally, print the gathered cumulative statistics. 317 318 @param[in] CustomCumulativeData The pointer to the custom cumulative data. 319 320 **/ 321 VOID 322 ProcessCumulative( 323 IN PERF_CUM_DATA *CustomCumulativeData OPTIONAL 324 ); 325 326 /** 327 Gather and print ALL Profiling Records. 328 329 Displays all "interesting" Profile measurements in order. 330 The number of records displayed is controlled by: 331 - records with a duration less than mInterestThreshold microseconds are not displayed. 332 - No more than Limit records are displayed. A Limit of zero will not limit the output. 333 - If the ExcludeFlag is TRUE, records matching entries in the CumData array are not 334 displayed. 335 336 @pre The mInterestThreshold global variable is set to the shortest duration to be printed. 337 The mGaugeString and mUnicodeToken global arrays are used for temporary string storage. 338 They must not be in use by a calling function. 339 340 @param[in] Limit The number of records to print. Zero is ALL. 341 @param[in] ExcludeFlag TRUE to exclude individual Cumulative items from display. 342 343 **/ 344 VOID 345 DumpAllProfile( 346 IN UINTN Limit, 347 IN BOOLEAN ExcludeFlag 348 ); 349 350 /** 351 Gather and print Raw Profile Records. 352 353 All Profile measurements with a duration greater than or equal to 354 mInterestThreshold are printed without interpretation. 355 356 The number of records displayed is controlled by: 357 - records with a duration less than mInterestThreshold microseconds are not displayed. 358 - No more than Limit records are displayed. A Limit of zero will not limit the output. 359 - If the ExcludeFlag is TRUE, records matching entries in the CumData array are not 360 displayed. 361 362 @pre The mInterestThreshold global variable is set to the shortest duration to be printed. 363 364 @param[in] Limit The number of records to print. Zero is ALL. 365 @param[in] ExcludeFlag TRUE to exclude individual Cumulative items from display. 366 367 **/ 368 VOID 369 DumpRawProfile( 370 IN UINTN Limit, 371 IN BOOLEAN ExcludeFlag 372 ); 373 374 /** 375 Wrap original FreePool to check NULL pointer first. 376 377 @param[in] Buffer The pointer to the buffer to free. 378 379 **/ 380 VOID 381 SafeFreePool ( 382 IN VOID *Buffer 383 ); 384 385 #endif 386