1 /* |
|
2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 #ifndef PROFILERGENERICCLASSESKRN_H |
|
20 #define PROFILERGENERICCLASSESKRN_H |
|
21 |
|
22 #include <piprofiler/ProfilerGenericClassesCommon.h> |
|
23 #include <piprofiler/ProfilerTraces.h> |
|
24 |
|
25 #include <e32cmn.h> |
|
26 |
|
27 #define PROFILER_KERNEL_MODE |
|
28 |
|
29 #ifdef PROFILER_KERNEL_MODE |
|
30 class DProfilerSampleBuffer; |
|
31 |
|
32 class DProfilerSampleStream |
|
33 { |
|
34 public: |
|
35 DProfilerSampleStream(); |
|
36 ~DProfilerSampleStream(); |
|
37 |
|
38 void InsertCurrentClient(DThread* aClient); |
|
39 void AddSampleBuffer(TBapBuf* aBuffer,TRequestStatus* aStatus); |
|
40 void ReleaseIfPending(); |
|
41 |
|
42 void AddSamples(DProfilerSampleBuffer& aBuffer, TInt aSamplerId); |
|
43 TInt EndSampling(DProfilerSampleBuffer& aBuffer,TInt aSamplerId); |
|
44 |
|
45 void PerformCopy(TUint8 aSamplerId,TUint8* aSrc,TPtr8* dst,TInt aOffset,TInt aAmount); |
|
46 |
|
47 private: |
|
48 TBapBuf* iCurrentBuffer; |
|
49 TRequestStatus* iPendingRequest; |
|
50 DThread* iClient; |
|
51 TInt iAddingSamples; |
|
52 }; |
|
53 |
|
54 class DProfilerSampleBuffer : public DBase |
|
55 { |
|
56 friend class DProfilerSampleStream; |
|
57 public: |
|
58 |
|
59 enum ProfilerBufferStatus |
|
60 { |
|
61 BufferOk, |
|
62 BufferCopyAsap, |
|
63 BufferBeingCopied, |
|
64 BufferFull, |
|
65 BufferDataEnd |
|
66 }; |
|
67 |
|
68 DProfilerSampleBuffer(TUint8* aBuffer, TUint8* aDblBuffer, TUint32 aSize); |
|
69 ~DProfilerSampleBuffer(); |
|
70 TInt AddSample(TUint8* aSample, TUint32 aLength); |
|
71 TUint32 GetBufferStatus(); |
|
72 void ClearBuffer(); |
|
73 void EndSampling(); |
|
74 void DataCopied(); |
|
75 |
|
76 TUint32 iBufferStatus; |
|
77 private: |
|
78 TUint32 iBytesWritten; |
|
79 TUint32 iDblBytesWritten; |
|
80 TUint32 iDblBytesRead; |
|
81 |
|
82 TUint32 iBufferDataSize; |
|
83 TUint32 iBufferRealSize; |
|
84 |
|
85 TProfilerSampleBufStruct* iDblBufStruct; |
|
86 TProfilerSampleBufStruct* iBufStruct; |
|
87 }; |
|
88 |
|
89 #endif |
|
90 |
|
91 |
|
92 |
|
93 /* |
|
94 * |
|
95 * Abstract class CProfilerSamplerBase definition |
|
96 * |
|
97 */ |
|
98 |
|
99 #ifdef PROFILER_KERNEL_MODE |
|
100 class DProfilerSamplerBase : public DBase |
|
101 { |
|
102 public: |
|
103 DProfilerSamplerBase(); |
|
104 virtual ~DProfilerSamplerBase(); |
|
105 |
|
106 virtual TInt Initialise() = 0; |
|
107 virtual void Sample() = 0; |
|
108 virtual TBool PostSampleNeeded() = 0; |
|
109 virtual TInt PostSample() = 0; |
|
110 virtual TInt EndSampling() = 0; |
|
111 |
|
112 virtual TInt Reset(DProfilerSampleStream* aStream = 0, TUint32 aSyncOffset = 0) = 0; |
|
113 |
|
114 virtual void SetEnabledFlag(TBool aFlag) = 0; |
|
115 virtual TBool GetEnabledFlag() = 0; |
|
116 virtual void SetOutputCombination(TInt aSettings) = 0; |
|
117 virtual void SetSamplingPeriod(TInt aSettings) = 0; |
|
118 virtual void SetAdditionalSettings(TInt aSettings) = 0; |
|
119 virtual void SetAdditionalSettings2(TInt aSettings) = 0; |
|
120 virtual void SetAdditionalSettings3(TInt aSettings) = 0; |
|
121 virtual void SetAdditionalSettings4(TInt aSettings) = 0; |
|
122 |
|
123 TInt iSamplerId; |
|
124 TInt iOutputCombination; |
|
125 TBool iEnabled; |
|
126 }; |
|
127 |
|
128 /* |
|
129 * |
|
130 * Template abstract class CProfilerGenericSampler definition |
|
131 * |
|
132 */ |
|
133 |
|
134 // size parameter given defines the explicit buffer size in bytes for this sampler |
|
135 template <int BufferSize> |
|
136 class DProfilerGenericSampler : public DProfilerSamplerBase |
|
137 { |
|
138 public: |
|
139 DProfilerGenericSampler(TInt aSamplerId); |
|
140 virtual ~DProfilerGenericSampler(); |
|
141 |
|
142 TInt Initialise(); |
|
143 virtual void Sample() = 0; |
|
144 TBool PostSampleNeeded(); |
|
145 TInt PostSample(); |
|
146 TInt EndSampling(); |
|
147 virtual TInt Reset(DProfilerSampleStream* aStream = 0, TUint32 aSyncOffset = 0); |
|
148 |
|
149 |
|
150 void SetEnabledFlag(TBool aFlag); |
|
151 TBool GetEnabledFlag(); |
|
152 void SetOutputCombination(TInt aComb); |
|
153 void SetSamplingPeriod(TInt aSettings); |
|
154 void SetAdditionalSettings(TInt aSettings); |
|
155 void SetAdditionalSettings2(TInt aSettings); |
|
156 void SetAdditionalSettings3(TInt aSettings); |
|
157 void SetAdditionalSettings4(TInt aSettings); |
|
158 |
|
159 DProfilerSampleBuffer* iSampleBuffer; |
|
160 DProfilerSampleStream* iStream; |
|
161 |
|
162 // for right alignment |
|
163 TUint8 iBuffer[BufferSize+4]; |
|
164 TUint8 iDblBuffer[BufferSize+4]; |
|
165 |
|
166 TInt iSamplingPeriod; |
|
167 TInt iAdditionalSettings; |
|
168 TInt iAdditionalSettings2; |
|
169 TInt iAdditionalSettings3; |
|
170 TInt iAdditionalSettings4; |
|
171 }; |
|
172 |
|
173 /* |
|
174 * |
|
175 * Template abstract class CProfilerGenericSampler implementation |
|
176 * |
|
177 */ |
|
178 |
|
179 template <int BufferSize> |
|
180 DProfilerGenericSampler<BufferSize>::DProfilerGenericSampler(TInt aSamplerId) |
|
181 { |
|
182 iSamplerId = aSamplerId; |
|
183 iEnabled = false; |
|
184 iSampleBuffer = 0; |
|
185 iAdditionalSettings = 0; |
|
186 iAdditionalSettings2 = 0; |
|
187 iAdditionalSettings3 = 0; |
|
188 iAdditionalSettings4 = 0; |
|
189 iStream = 0; |
|
190 Initialise(); |
|
191 } |
|
192 |
|
193 template <int BufferSize> |
|
194 DProfilerGenericSampler<BufferSize>::~DProfilerGenericSampler() |
|
195 { |
|
196 LOGSTRING2("CProfilerGenericSampler<%d>::CProfilerGenericSampler",BufferSize); |
|
197 |
|
198 if(iSampleBuffer != 0) |
|
199 delete iSampleBuffer; |
|
200 |
|
201 } |
|
202 |
|
203 template <int BufferSize> |
|
204 TInt DProfilerGenericSampler<BufferSize>::Initialise() |
|
205 { |
|
206 LOGSTRING2("CProfilerGenericSampler<%d>::Initialise - chunk option",BufferSize); |
|
207 |
|
208 // stream is not used in chunk mode |
|
209 iStream = 0; |
|
210 |
|
211 // create the sample buffer object with the buffers |
|
212 if(iSampleBuffer == 0) |
|
213 { |
|
214 iSampleBuffer = new DProfilerSampleBuffer(iBuffer,iDblBuffer,BufferSize); |
|
215 } |
|
216 else |
|
217 { |
|
218 LOGSTRING2("CProfilerGenericSampler<%d>::Initialise - ERROR 1",BufferSize); |
|
219 } |
|
220 |
|
221 return KErrNone; |
|
222 } |
|
223 |
|
224 |
|
225 |
|
226 template <int BufferSize> |
|
227 TInt DProfilerGenericSampler<BufferSize>::Reset(DProfilerSampleStream* aStream, TUint32 aSyncOffset) |
|
228 { |
|
229 LOGSTRING4("CProfilerGenericSampler<%d>::Reset %d, sync offset %d",BufferSize,aStream,aSyncOffset); |
|
230 // reset the sample buffer and resolve the chunk again |
|
231 |
|
232 // CURRENT VERSION SUPPORTS ONLY STREAM MODE! |
|
233 LOGSTRING2("CProfilerGenericSampler<%d>::Reset - stream option",BufferSize); |
|
234 |
|
235 // initialise the sampler with the stream option |
|
236 iStream = aStream; |
|
237 |
|
238 // clear the sample buffer |
|
239 if(iSampleBuffer != 0) |
|
240 { |
|
241 iSampleBuffer->ClearBuffer(); |
|
242 } |
|
243 else |
|
244 { |
|
245 LOGSTRING2("CProfilerGenericSampler<%d>::Initialise - ERROR no buffer",BufferSize); |
|
246 } |
|
247 |
|
248 return KErrNone; |
|
249 |
|
250 } |
|
251 |
|
252 template <int BufferSize> |
|
253 TBool DProfilerGenericSampler<BufferSize>::PostSampleNeeded() |
|
254 { |
|
255 LOGSTRING4("CProfilerGenericSampler<%d>::PostSampleNeeded - ID %d, state %d",iSamplerId,BufferSize,iSampleBuffer->GetBufferStatus()); |
|
256 |
|
257 TUint32 status = iSampleBuffer->iBufferStatus; |
|
258 |
|
259 if(status == DProfilerSampleBuffer::BufferCopyAsap || status == DProfilerSampleBuffer::BufferFull) |
|
260 { |
|
261 return true; |
|
262 } |
|
263 |
|
264 return false; |
|
265 } |
|
266 |
|
267 |
|
268 template <int BufferSize> |
|
269 TInt DProfilerGenericSampler<BufferSize>::PostSample() |
|
270 { |
|
271 LOGSTRING4("CProfilerGenericSampler<%d>::PostSample - ID %d, state %d",iSamplerId,BufferSize,iSampleBuffer->GetBufferStatus()); |
|
272 |
|
273 TUint32 status = iSampleBuffer->iBufferStatus; |
|
274 |
|
275 if(status == DProfilerSampleBuffer::BufferCopyAsap || status == DProfilerSampleBuffer::BufferFull) |
|
276 { |
|
277 // write data to the stream |
|
278 iStream->AddSamples(*iSampleBuffer,iSamplerId); |
|
279 } |
|
280 |
|
281 return KErrNone; |
|
282 } |
|
283 |
|
284 template <int BufferSize> |
|
285 TInt DProfilerGenericSampler<BufferSize>::EndSampling() |
|
286 { |
|
287 LOGSTRING3("CProfilerGenericSampler<%d>::EndSampling, ID %d",BufferSize,iSamplerId); |
|
288 |
|
289 // only if write to stream option is selected |
|
290 if(iStream->EndSampling(*iSampleBuffer,iSamplerId) == 0) |
|
291 { |
|
292 return KErrNone; |
|
293 } |
|
294 else |
|
295 { |
|
296 // there is still data to copy |
|
297 return KErrNotReady; |
|
298 } |
|
299 } |
|
300 |
|
301 template <int BufferSize> |
|
302 void DProfilerGenericSampler<BufferSize>::SetEnabledFlag(TBool aFlag) |
|
303 { |
|
304 LOGSTRING2("CProfilerGenericSampler<%d>::SetEnabledFlag",BufferSize); |
|
305 iEnabled = aFlag; |
|
306 } |
|
307 |
|
308 template <int BufferSize> |
|
309 TBool DProfilerGenericSampler<BufferSize>::GetEnabledFlag() |
|
310 { |
|
311 LOGSTRING2("CProfilerGenericSampler<%d>::GetEnabledFlag",BufferSize); |
|
312 return iEnabled; |
|
313 } |
|
314 |
|
315 template <int BufferSize> |
|
316 void DProfilerGenericSampler<BufferSize>::SetOutputCombination(TInt aComb) |
|
317 { |
|
318 LOGSTRING2("CProfilerGenericSampler<%d>::SetOutputCombination",BufferSize); |
|
319 iOutputCombination = aComb; |
|
320 } |
|
321 |
|
322 template <int BufferSize> |
|
323 void DProfilerGenericSampler<BufferSize>::SetAdditionalSettings(TInt aSettings) |
|
324 { |
|
325 LOGSTRING3("CProfilerGenericSampler<%d>::SetAdditionalSettings to 0x%x",BufferSize,aSettings); |
|
326 iAdditionalSettings = aSettings; |
|
327 } |
|
328 |
|
329 template <int BufferSize> |
|
330 void DProfilerGenericSampler<BufferSize>::SetAdditionalSettings2(TInt aSettings) |
|
331 { |
|
332 LOGSTRING3("CProfilerGenericSampler<%d>::SetAdditionalSettings2 to 0x%x",BufferSize,aSettings); |
|
333 iAdditionalSettings2 = aSettings; |
|
334 } |
|
335 |
|
336 template <int BufferSize> |
|
337 void DProfilerGenericSampler<BufferSize>::SetAdditionalSettings3(TInt aSettings) |
|
338 { |
|
339 LOGSTRING3("CProfilerGenericSampler<%d>::SetAdditionalSettings3 to 0x%x",BufferSize,aSettings); |
|
340 iAdditionalSettings3 = aSettings; |
|
341 } |
|
342 |
|
343 template <int BufferSize> |
|
344 void DProfilerGenericSampler<BufferSize>::SetAdditionalSettings4(TInt aSettings) |
|
345 { |
|
346 LOGSTRING3("CProfilerGenericSampler<%d>::SetAdditionalSettings4 to 0x%x",BufferSize,aSettings); |
|
347 iAdditionalSettings4 = aSettings; |
|
348 } |
|
349 |
|
350 template <int BufferSize> |
|
351 void DProfilerGenericSampler<BufferSize>::SetSamplingPeriod(TInt aSettings) |
|
352 { |
|
353 LOGSTRING3("CProfilerGenericSampler<%d>::SetSamplingPeriod to 0x%x",BufferSize,aSettings); |
|
354 iSamplingPeriod = aSettings; |
|
355 } |
|
356 |
|
357 /* |
|
358 * |
|
359 * Just a test class that is derived from CProfilerGenericSampler |
|
360 * |
|
361 */ |
|
362 |
|
363 template <int BufferSize> |
|
364 class DProfilerExampleSampler : public DProfilerGenericSampler<BufferSize> |
|
365 { |
|
366 public: |
|
367 TUint32 iSampleNumber; |
|
368 |
|
369 DProfilerExampleSampler(TInt aSamplerId); |
|
370 ~DProfilerExampleSampler(); |
|
371 |
|
372 void Sample(); |
|
373 void Sample(TInt aCount, TInt aLastPc); |
|
374 }; |
|
375 |
|
376 |
|
377 /* |
|
378 * |
|
379 * Just a test class that is derived from CProfilerGenericSampler |
|
380 * |
|
381 */ |
|
382 |
|
383 template <int BufferSize> |
|
384 DProfilerExampleSampler<BufferSize>::DProfilerExampleSampler(TInt aSamplerId) : |
|
385 DProfilerGenericSampler<BufferSize>(aSamplerId) |
|
386 { |
|
387 iSampleNumber = 0; |
|
388 LOGSTRING2("CProfilerExampleSampler<%d>::CProfilerExampleSampler",BufferSize); |
|
389 } |
|
390 |
|
391 template <int BufferSize> |
|
392 void DProfilerExampleSampler<BufferSize>::Sample() |
|
393 { |
|
394 LOGSTRING2("CProfilerExampleSampler<%d>::Sample",BufferSize); |
|
395 TBuf8<20>* testiBuf = new TBuf8<20>; |
|
396 |
|
397 testiBuf->AppendNum((TInt)iSampleNumber); |
|
398 iSampleNumber++; |
|
399 |
|
400 this->iSampleBuffer->AddSample((TUint8*)testiBuf->Ptr(),testiBuf->Length()); |
|
401 delete testiBuf; |
|
402 return; |
|
403 } |
|
404 |
|
405 template <int BufferSize> |
|
406 void DProfilerExampleSampler<BufferSize>::Sample(TInt aCount, TInt aLastPc) |
|
407 { |
|
408 return; |
|
409 } |
|
410 |
|
411 template <int BufferSize> |
|
412 DProfilerExampleSampler<BufferSize>::~DProfilerExampleSampler() |
|
413 { |
|
414 LOGSTRING2("CProfilerExampleSampler<%d>::~CProfilerExampleSampler",BufferSize); |
|
415 } |
|
416 |
|
417 #include <piprofiler/ProfilerGenericClassesKrn.inl> |
|
418 |
|
419 #endif |
|
420 |
|
421 |
|
422 #endif |
|