Mercurial > hg > Members > kono > Cerium
annotate TaskManager/Fifo/FifoTaskManagerImpl.cc @ 635:8cc609285bbe
SimpleTask worked on Mac OS X
| author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Wed, 18 Nov 2009 18:36:25 +0900 |
| parents | 0558abba673c |
| children | 5530fa36d42e |
| rev | line source |
|---|---|
| 3 | 1 #include <stdio.h> |
| 2 #include <stdlib.h> | |
| 3 #include <string.h> | |
| 4 #include "FifoTaskManagerImpl.h" | |
| 373 | 5 #include "Scheduler.h" |
| 619 | 6 #include "SchedTask.h" |
| 47 | 7 #include "types.h" |
| 109 | 8 #include "error.h" |
| 3 | 9 |
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10 FifoTaskManagerImpl::~FifoTaskManagerImpl() |
| 109 | 11 { |
| 12 delete mailManager; | |
| 13 delete scheduler; | |
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14 |
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15 delete taskListImpl ; |
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16 delete taskQueueImpl ; |
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17 delete htaskImpl ; |
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18 |
| 109 | 19 } |
| 20 | |
| 21 /** | |
| 321 | 22 * MailManager は PPE スケジューラとのメール交換、 |
| 23 * FifoScheduler は PPE 側のスケジューラ | |
| 24 * BufferManager は Task、TaskList などのメモリ管理(大層なことしてないが | |
| 109 | 25 */ |
| 3 | 26 void |
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27 FifoTaskManagerImpl::init() |
| 3 | 28 { |
| 109 | 29 mailManager = new MailManager(); |
| 30 mailManager->init(20); | |
| 31 | |
| 32 scheduler = new MainScheduler(); | |
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33 scheduler->init(this); |
| 109 | 34 scheduler->set_mailManager(mailManager); |
| 194 | 35 scheduler->id = 0; |
| 42 | 36 |
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37 taskListImpl = new TaskListInfo; |
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38 taskQueueImpl = new TaskQueueInfo; |
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39 htaskImpl = new HTaskInfo(); |
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40 |
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41 mainTaskList = taskListImpl->create(); |
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42 |
| 619 | 43 schedTaskManager = new SchedTask(); |
| 44 schedTaskManager->init(0,0,0,scheduler); | |
| 45 | |
| 109 | 46 } |
| 47 | |
| 48 /** | |
| 321 | 49 * これは CellTaskManagerImpl から呼ばれる。 |
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50 * TaskList等 は共用で使うので引数に。 |
| 321 | 51 * CellTaskManagerImpl と FifoTaskManagerImpl が同時に |
| 373 | 52 * 上のデータにアクセスする事は(今は)ないのでこれでおk |
| 109 | 53 */ |
| 54 void | |
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55 FifoTaskManagerImpl::init(MainScheduler *_sched, TaskManagerImpl *tm) |
| 109 | 56 { |
| 57 mailManager = new MailManager(); | |
| 58 mailManager->init(20); | |
| 59 | |
| 60 //scheduler = new MainScheduler(); | |
| 61 scheduler = _sched; | |
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62 scheduler->init(this); |
| 109 | 63 scheduler->set_mailManager(mailManager); |
| 64 | |
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65 taskListImpl = tm-> taskListImpl ; |
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66 taskQueueImpl = tm-> taskQueueImpl ; |
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67 htaskImpl = tm-> htaskImpl ; |
| 485 | 68 waitTaskQueue = NULL; // mail_check で外から設定される |
| 109 | 69 |
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70 mainTaskList = taskListImpl->create(); |
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71 |
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72 |
| 109 | 73 } |
| 74 | |
| 75 /** | |
| 321 | 76 * スケジューラに渡す TaskList を取得する。 |
| 109 | 77 * |
| 321 | 78 * @return 実行タスクリスト |
| 109 | 79 * |
| 321 | 80 * ActiveTaskQueue (依存条件は満たし済み) のタスクを |
| 81 * 実行タスクリストに入れる | |
| 109 | 82 */ |
| 83 TaskListPtr | |
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84 FifoTaskManagerImpl::get_runTaskList() |
| 109 | 85 { |
| 86 TaskListPtr list, list_top; | |
| 634 | 87 #ifdef SIMPLE_TASK |
| 321 | 88 TaskPtr task; // Task (SPE に送る Task) |
| 634 | 89 #else |
| 90 SimpleTaskPtr task; // Task (SPE に送る Task) | |
| 91 #endif | |
| 109 | 92 |
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93 if (activeTaskQueue->empty()) { |
| 373 | 94 return NULL; |
| 109 | 95 } |
| 96 | |
| 321 | 97 // PPE 側で実行される TaskList |
| 109 | 98 list_top = mainTaskList; |
| 99 | |
| 321 | 100 // list_top->clear() とかの方がいいかもしれん。 |
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101 list_top = taskListImpl->clear_taskList(list_top); |
| 109 | 102 list = list_top; |
| 103 | |
| 499 | 104 // printf("active task queue length = %d\n",activeTaskQueue->length()); |
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105 while (HTaskPtr htask = activeTaskQueue->poll()) { |
| 373 | 106 task = &list->tasks[list->length++]; |
| 634 | 107 #ifdef SIMPLE_TASK |
| 108 *task = *(SimpleTask*)htask; | |
| 109 #else | |
| 491 | 110 memcpy(task, (Task*)htask, sizeof(Task)); |
| 634 | 111 #endif |
| 373 | 112 if (list->length >= TASK_MAX_SIZE) { |
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113 TaskListPtr newList = taskListImpl->create(); |
| 373 | 114 list_top = TaskListInfo::append(list_top, newList); |
| 115 list = newList; | |
| 116 } | |
| 499 | 117 // activeTaskQueue->free_(htask); ここで free しないで、 |
| 118 // mail を待つ | |
| 109 | 119 } |
| 120 | |
| 121 mainTaskList = list_top; | |
| 122 | |
| 123 return list_top; | |
| 124 } | |
| 125 | |
| 126 | |
| 127 void | |
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128 FifoTaskManagerImpl::run() |
| 109 | 129 { |
| 130 TaskListPtr list; | |
| 131 MailQueuePtr mail; | |
| 132 | |
| 133 list = get_runTaskList(); | |
| 134 | |
| 135 do { | |
| 373 | 136 // list を実行する |
| 137 mail = schedule(list); | |
| 109 | 138 |
| 373 | 139 // mail には、ppe scheduler からの mail がある |
| 140 mail_check(mail); | |
| 109 | 141 |
| 373 | 142 // 依存関係を満たしたものは実行可能キューへ |
| 143 wakeup_waitTask(); | |
| 144 list = get_runTaskList(); | |
| 109 | 145 } while (list); |
| 146 } | |
| 147 | |
| 148 /** | |
| 321 | 149 * @param [list] 実行タスクリスト |
| 150 * @return FifoScheduler からのメール | |
| 109 | 151 * |
| 321 | 152 * [Tasklist] -> [番兵] -> scheduler->run を抜ける |
| 109 | 153 */ |
| 154 MailQueuePtr | |
| 155 FifoTaskManagerImpl::schedule(TaskListPtr list) | |
| 156 { | |
| 157 MailQueuePtr list_mail; // task list | |
| 321 | 158 MailQueuePtr sentinel; // 番兵 |
| 109 | 159 MailQueuePtr in_mail_list = NULL; |
| 160 MailQueuePtr out_mail_list = NULL; | |
| 161 | |
| 321 | 162 // TaskList のアドレス |
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163 list_mail = mailManager->create((memaddr)list); |
| 109 | 164 in_mail_list = MailManager::append_mailQueue(in_mail_list, list_mail); |
| 165 | |
| 321 | 166 // EXIT_COMMAND (番兵的な意味で) |
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167 sentinel = mailManager->create((memaddr)MY_SPE_COMMAND_EXIT); |
| 109 | 168 in_mail_list = MailManager::append_mailQueue(in_mail_list, sentinel); |
| 373 | 169 |
| 321 | 170 // scheduler は受け取ったメールを元に実行する |
| 109 | 171 scheduler->send_mailList(in_mail_list); |
| 172 scheduler->run(); | |
| 373 | 173 out_mail_list = scheduler->recv_mailList(); |
| 109 | 174 |
| 175 return out_mail_list; | |
| 176 } | |
| 177 | |
| 178 /** | |
| 321 | 179 * PPE Scheduler からのメールをチェックする |
| 109 | 180 * |
| 181 * @param [mail_list] | |
| 321 | 182 * PPE 側で動く Scheduler からのメールリスト |
| 183 * 終了した Task や、その他(今はまだ実装してないけど)の情報が入ってる | |
| 109 | 184 * |
| 373 | 185 * @return Scheduler が次に実行する Task List |
| 321 | 186 * NULL なら全てのタスクが実行終了したということ |
| 109 | 187 */ |
| 188 void | |
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189 FifoTaskManagerImpl::mail_check(MailQueuePtr mail_list, HTaskInfo *waitQueue) |
| 485 | 190 { |
| 191 waitTaskQueue = waitQueue; | |
| 192 mail_check(mail_list); | |
| 193 } | |
| 194 | |
| 195 void | |
| 109 | 196 FifoTaskManagerImpl::mail_check(MailQueuePtr mail_list) |
| 197 { | |
| 198 MailQueuePtr q = mail_list; | |
| 199 MailQueuePtr d; | |
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200 memaddr data; |
| 109 | 201 |
| 202 while (q) { | |
| 373 | 203 data = q->data; |
| 109 | 204 |
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205 if (data == (memaddr)MY_SPE_STATUS_READY) { |
| 373 | 206 __debug_ppe("mail_check(): Task List finish\n"); |
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207 } else if (data != (memaddr)MY_SPE_NOP) { |
| 373 | 208 __debug_ppe("mail_check(): recv from 0x%x\n", data); |
| 619 | 209 // post_func を先に実行しないと、systask_finish が active_queue |
| 210 // 移されてから、wait_for されるという事態が起きることがある。 | |
| 211 HTaskPtr task = (HTaskPtr)data; | |
| 212 task->post_func(schedTaskManager, task->post_arg1, task->post_arg2); | |
| 213 check_task_finish(task); | |
| 373 | 214 } |
| 109 | 215 |
| 373 | 216 d = q; |
| 217 q = q->next; | |
| 109 | 218 |
| 373 | 219 mailManager->free(d); |
| 109 | 220 } |
| 3 | 221 } |
| 222 | |
| 109 | 223 void* |
| 506 | 224 FifoTaskManagerImpl::allocate(int size, int alignment) |
| 225 { | |
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226 if (size==0) return 0; |
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227 #if defined(__APPLE__) && ! defined(HAS_POSIZ_MEMALIGN) |
| 506 | 228 return malloc(size); |
| 229 #else | |
| 230 void *buff; | |
| 231 posix_memalign(&buff, alignment, size); | |
| 232 return buff; | |
| 233 #endif | |
| 234 } | |
| 235 | |
| 236 void* | |
| 109 | 237 FifoTaskManagerImpl::allocate(int size) |
| 238 { | |
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239 if (size==0) return 0; |
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SimpleTask worked on Mac OS X
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parents:
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240 #if defined(__APPLE__) && ! defined(HAS_POSIZ_MEMALIGN) |
| 109 | 241 return malloc(size); |
| 506 | 242 #else |
| 243 void *buff; | |
| 244 posix_memalign(&buff, DEFAULT_ALIGNMENT, size); | |
| 245 return buff; | |
| 246 #endif | |
| 109 | 247 } |
| 248 | |
| 373 | 249 Scheduler* |
| 250 FifoTaskManagerImpl::get_scheduler() { | |
| 251 return scheduler; | |
| 252 } | |
| 253 | |
| 109 | 254 /** |
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255 * # # # # # # # # |
| 109 | 256 * Abstract Factory Pattern |
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257 * # # # # # # # |
| 109 | 258 */ |
| 259 #ifdef __CERIUM_FIFO__ | |
| 373 | 260 TaskManagerImpl* |
| 3 | 261 create_impl(int num) |
| 262 { | |
| 263 return new FifoTaskManagerImpl(); | |
| 264 } | |
| 109 | 265 #endif // __CERIUM_FIFO__ |
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266 |