Mercurial > hg > Members > kono > Cerium
annotate TaskManager/kernel/schedule/SchedTask.cc @ 672:3b6290c05f9f
add profiling code
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Sat, 05 Dec 2009 20:20:08 +0900 |
parents | bffdede05f1e |
children | bde5f13adf10 |
rev | line source |
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308 | 1 #include <stdlib.h> |
2 #include <string.h> | |
42 | 3 #include "SchedTask.h" |
308 | 4 #include "SchedTaskList.h" |
5 #include "SchedNop2Ready.h" | |
6 #include "DmaManager.h" | |
7 #include "error.h" | |
8 #include "TaskManager.h" | |
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9 #include <stdarg.h> |
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10 |
308 | 11 extern Scheduler::TaskObject task_list[MAX_TASK_OBJECT]; |
12 | |
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13 /** |
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14 Task Object を作る |
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15 */ |
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16 |
439 | 17 |
308 | 18 SchedTask * |
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19 createSchedTask(Scheduler *scheduler, TaskPtr task) |
302 | 20 { |
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21 return new SchedTask(); |
308 | 22 } |
23 | |
373 | 24 |
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25 /** |
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26 code load を始める。既に get_segment hash に入っていれば何もしない。 |
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27 最初の一回は SchedTaskList:: next から呼ばれる。 |
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28 この段階では、SchedTask object は、まだ作られてない。 |
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29 */ |
634 | 30 static void |
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31 loadSchedTask(Scheduler *scheduler,TaskPtr task) |
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32 { |
439 | 33 // fprintf(stderr,"loadSchedTask %d\n",task->command); |
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34 task_list[task->command].load(scheduler,task->command); |
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35 } |
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36 |
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37 |
308 | 38 SchedTask::SchedTask() |
39 { | |
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40 list = NULL; |
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41 task = NULL; |
634 | 42 #ifndef SIMPLE_TASK |
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43 inListData = NULL; |
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44 outListData = NULL; |
634 | 45 #endif |
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46 readbuf = NULL; |
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47 writebuf = NULL; |
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48 scheduler = NULL; |
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49 cur_index = 0; |
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50 this->stdout_ = stdout; |
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51 this->stderr_ = stderr; |
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52 this->stdin_ = stdin; |
373 | 53 |
567 | 54 |
308 | 55 } |
56 | |
57 /** | |
58 * dma_store の wait を行う | |
59 */ | |
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60 SchedTask::~SchedTask() |
308 | 61 { |
62 } | |
63 | |
64 | |
65 void | |
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66 SchedTask::init(TaskListPtr _list, TaskPtr _task, int index, |
567 | 67 // ListDataPtr rbuf, ListDataPtr wbuf, |
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68 Scheduler* sc) |
308 | 69 { |
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70 list = _list; |
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71 task = _task; |
634 | 72 #ifndef SIMPLE_TASK |
567 | 73 inListData = &_task->inData; |
74 outListData = &_task->outData; | |
634 | 75 #endif |
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76 scheduler = sc; |
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77 cur_index = index; |
567 | 78 |
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79 scheduler->mainMem_wait(); |
308 | 80 |
567 | 81 } |
82 | |
308 | 83 |
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84 void |
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85 SchedTask::read() |
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86 { |
506 | 87 __debug("[SchedTask:%s]\n", __FUNCTION__); |
88 | |
89 // object creation をSchedTask生成時にやらないので、 | |
90 // exec の直前のread で十分に間に合う | |
567 | 91 if (cur_index < list->length) { |
92 // load next task | |
93 loadSchedTask(scheduler, &list->tasks[cur_index]); | |
94 } | |
634 | 95 #ifdef SIMPLE_TASK |
96 writebuf = scheduler->allocate(task->w_size); | |
97 // 読むデータが一つもなければ無視 | |
98 if (task->r_size == 0) return; | |
99 // load Input Data | |
100 readbuf = scheduler->allocate(task->r_size); | |
101 scheduler->dma_load(readbuf, task->rbuf,task->r_size, DMA_READ); | |
102 #else | |
567 | 103 writebuf = scheduler->allocate(outListData->size); |
506 | 104 |
105 // 読むデータが一つもなければ無視 | |
567 | 106 if (inListData->length == 0) return; |
506 | 107 |
108 // load Input Data | |
567 | 109 readbuf = scheduler->allocate(inListData->size); |
110 scheduler->dma_loadList(inListData, readbuf, DMA_READ); | |
634 | 111 #endif |
506 | 112 |
567 | 113 |
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114 } |
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115 |
308 | 116 |
117 void | |
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118 SchedTask::exec() |
308 | 119 { |
120 __debug("[SchedTask:%s]\n", __FUNCTION__); | |
121 | |
567 | 122 scheduler->dma_wait(DMA_READ); |
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123 task_list[task->command].wait(scheduler,task->command); |
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124 task_list[task->command].run(this, readbuf, writebuf); |
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125 free(readbuf); |
308 | 126 |
519 | 127 // 書き込む領域がなければ無視 |
634 | 128 #ifdef SIMPLE_TASK |
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129 if (task->w_size > 0) { |
637 | 130 scheduler->dma_store(writebuf, task->wbuf,task->w_size, DMA_WRITE); |
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131 } |
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132 #else |
567 | 133 if (outListData->length > 0) { |
134 scheduler->dma_storeList(outListData, writebuf, DMA_WRITE); | |
308 | 135 } |
634 | 136 #endif |
308 | 137 } |
138 | |
139 void | |
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140 SchedTask::write() |
308 | 141 { |
142 __debug("[SchedTask:%s]\n", __FUNCTION__); | |
373 | 143 |
567 | 144 scheduler->dma_wait(DMA_WRITE); |
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145 free(writebuf); |
567 | 146 |
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147 scheduler->mail_write((memaddr)task->self); |
308 | 148 } |
149 | |
150 | |
151 SchedTaskBase* | |
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152 SchedTask::next(Scheduler *scheduler, SchedTaskBase *p) |
308 | 153 { |
154 __debug("[SchedTask:%s]\n", __FUNCTION__); | |
155 | |
567 | 156 if (cur_index < list->length) { |
619 | 157 // Task List が残っているので、次を準備 |
567 | 158 |
619 | 159 TaskPtr nextTask = &list->tasks[cur_index++]; |
160 SchedTaskBase *nextSched = createSchedTask(scheduler, nextTask); | |
161 // この up cast は汚い... | |
162 ((SchedTask*)nextSched)->init(list, nextTask, cur_index, | |
163 scheduler); | |
164 return nextSched; | |
308 | 165 } else { |
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166 memaddr nextList = (memaddr)list->next; |
567 | 167 if (nextList == 0) { |
619 | 168 // もう何もする必要がない |
567 | 169 return new SchedNop2Ready(scheduler); |
170 } else { | |
619 | 171 // 新しいリストに取り掛かる |
634 | 172 return createSchedTaskList(nextList, scheduler, 0); |
567 | 173 } |
308 | 174 } |
175 } | |
176 | |
177 | |
178 int | |
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179 SchedTask::get_cpuid() |
308 | 180 { |
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181 return scheduler->id; |
308 | 182 } |
183 | |
643 | 184 #ifndef SIMPLE_TASK |
567 | 185 /** |
186 * task->add_inData で与えられた順番に対応する index (0〜n-1) で、 | |
187 * buffer から対応するデータを返す。 | |
188 */ | |
189 void* | |
190 SchedTask::get_input(void *buff, int index) | |
191 { | |
192 if (buff != NULL) { | |
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193 return (void*)((char*)buff + inListData->bound[index]); |
567 | 194 } else { |
195 return NULL; | |
196 } | |
197 } | |
198 | |
199 /** | |
200 * get_input(index) のアドレスを返す | |
201 */ | |
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202 memaddr |
567 | 203 SchedTask::get_inputAddr(int index) |
204 { | |
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205 #ifdef __CERIUM_CELL__ |
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206 return (memaddr)inListData->element[index].addr; |
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207 #else |
567 | 208 return inListData->element[index].addr; |
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209 #endif |
567 | 210 } |
211 | |
212 /** | |
213 * get_input(index) のサイズを返す | |
214 */ | |
215 int | |
216 SchedTask::get_inputSize(int index) | |
217 { | |
218 return inListData->element[index].size; | |
219 } | |
220 | |
221 /** | |
222 * write buffer の領域を返す。 | |
223 */ | |
224 void* | |
225 SchedTask::get_output(void *buff, int index) | |
226 { | |
227 if (buff != NULL) { | |
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228 return (void*)((char *)buff + outListData->bound[index]); |
567 | 229 } else { |
230 return NULL; | |
231 } | |
232 } | |
233 | |
234 /** | |
235 * get_output(index) のアドレスを返す | |
236 */ | |
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237 memaddr |
567 | 238 SchedTask::get_outputAddr(int index) |
239 { | |
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240 #ifdef __CERIUM_CELL__ |
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241 return (memaddr)outListData->element[index].addr; |
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242 #else |
567 | 243 return outListData->element[index].addr; |
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244 #endif |
567 | 245 } |
246 | |
247 /** | |
248 * get_output(index) のサイズを返す | |
249 */ | |
250 int | |
251 SchedTask::get_outputSize(int index) | |
252 { | |
253 return outListData->element[index].size; | |
254 } | |
308 | 255 |
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256 memaddr |
308 | 257 SchedTask::get_param(int index) |
258 { | |
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259 return task->param[index]; |
643 | 260 } |
634 | 261 #endif |
308 | 262 |
263 void* | |
264 SchedTask::global_alloc(int id, int size) { | |
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265 return scheduler->global_alloc(id, size); |
308 | 266 } |
267 | |
268 void* | |
269 SchedTask::global_get(int id) { | |
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270 return scheduler->global_get(id); |
308 | 271 } |
272 | |
273 void | |
373 | 274 SchedTask::global_set(int id, void *addr) { |
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275 scheduler->global_set(id, addr); |
373 | 276 } |
277 | |
278 void | |
308 | 279 SchedTask::global_free(int id) { |
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280 scheduler->global_free(id); |
308 | 281 } |
282 | |
373 | 283 MemList* |
284 SchedTask::createMemList(int size, int count) { | |
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285 return scheduler->createMemList(size, count); |
373 | 286 } |
287 | |
308 | 288 void |
289 SchedTask::mainMem_alloc(int id, int size) { | |
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290 scheduler->mainMem_alloc(id, size); |
308 | 291 } |
292 | |
293 void | |
403
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294 SchedTask::mainMem_wait() { |
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295 scheduler->mainMem_wait(); |
308 | 296 } |
297 | |
629
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298 memaddr |
308 | 299 SchedTask::mainMem_get(int id) { |
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300 return scheduler->mainMem_get(id); |
308 | 301 } |
302 | |
467
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303 |
308 | 304 void |
625
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305 SchedTask::dma_load(void *buf, memaddr addr, uint32 size, uint32 mask) { |
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306 scheduler->dma_load(buf, addr, size, mask); |
308 | 307 } |
308 | |
309 void | |
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310 SchedTask::dma_store(void *buf,memaddr addr, uint32 size, uint32 mask) { |
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311 scheduler->dma_store(buf, addr, size, mask); |
308 | 312 } |
313 | |
314 void | |
315 SchedTask::dma_wait(uint32 mask) { | |
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316 scheduler->dma_wait(mask); |
308 | 317 } |
318 | |
334
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319 void |
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320 SchedTask::show_dma_wait() { |
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321 scheduler->show_dma_wait(); |
334
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322 } |
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323 |
672 | 324 void |
325 SchedTask::start_profile() { | |
326 scheduler->start_profile(); | |
327 } | |
328 | |
387
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329 MemorySegment * SchedTask::get_segment(memaddr addr, MemList *m) { |
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330 return scheduler->get_segment(addr,m); |
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331 } |
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332 |
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333 void SchedTask::put_segment(MemorySegment *s) { |
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334 scheduler->put_segment(s); |
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335 } |
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336 |
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337 void SchedTask::wait_segment(MemorySegment *s) { |
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338 scheduler->wait_segment(s); |
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339 } |
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340 |
619 | 341 |
634 | 342 HTaskPtr |
343 SchedTask::create_task(int cmd) | |
619 | 344 { |
345 return scheduler->create_task(cmd); | |
346 } | |
347 | |
634 | 348 HTaskPtr |
349 SchedTask::create_task(int cmd, memaddr r, long rs, memaddr w, long ws) | |
350 { | |
351 return scheduler->create_task(cmd,r,rs,w,ws); | |
352 } | |
353 | |
354 | |
619 | 355 void SchedTask::set_task_depend(HTaskPtr master, HTaskPtr slave) |
356 { | |
357 scheduler->set_task_depend(master, slave); | |
358 } | |
359 | |
360 void SchedTask::spawn_task(HTaskPtr t) | |
361 { | |
362 scheduler->spawn_task(t); | |
363 } | |
364 | |
365 void SchedTask::set_task_cpu(HTaskPtr t, CPU_TYPE cpu) | |
366 { | |
367 scheduler->set_task_cpu(t, cpu); | |
368 } | |
369 | |
370 void* SchedTask::allocate(int size) | |
371 { | |
372 return scheduler->allocate(size) ; | |
373 } | |
374 | |
375 void* SchedTask::allocate(int size,int align) | |
376 { | |
377 return scheduler->allocate(size,align) ; | |
378 } | |
379 | |
380 Scheduler* SchedTask::get_scheduler() | |
381 { | |
382 return scheduler; | |
383 } | |
384 | |
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385 /* system call */ |
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386 |
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387 int |
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388 SchedTask::fprintf(FILE * stream, const char * format, ...) |
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389 { |
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390 va_list ap; |
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391 va_start(ap,format); |
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392 int ret = vfprintf(stream,format, ap); |
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393 va_end(ap); |
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394 return ret; |
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395 } |
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396 |
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397 int |
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398 SchedTask::printf(const char * format, ...) |
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399 { |
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400 va_list ap; |
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401 va_start(ap,format); |
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402 int ret= vfprintf(stdout,format, ap); |
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403 va_end(ap); |
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404 return ret; |
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405 } |
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406 |
387
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407 |
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408 |
308 | 409 /* end */ |