Mercurial > hg > Members > kono > Cerium
annotate TaskManager/kernel/schedule/SchedTaskList.cc @ 403:8611780d479f
clean up and add more info on task_list
| author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Wed, 23 Sep 2009 12:04:29 +0900 |
| parents | d734af296d38 |
| children | cd77224d4224 |
| rev | line source |
|---|---|
| 109 | 1 #include <stdlib.h> |
| 2 #include <string.h> | |
| 42 | 3 #include "SchedTaskList.h" |
| 4 #include "SchedTask.h" | |
| 5 #include "SchedNop2Ready.h" | |
| 6 #include "DmaManager.h" | |
| 7 #include "error.h" | |
| 8 | |
| 184 | 9 /** |
| 10 * SchedTaskList を返す | |
| 11 * | |
| 12 * @param[in] next_list 次の実行する TaskList のアドレス | |
| 13 * @param[in] next_list がメインメモリのアドレスか、 | |
| 14 * SPE で生成されたアドレスかのフラグ | |
| 15 * SPE で生成されている場合、DMA の必要は無い | |
| 16 * 0: メインメモリ, 1: SPE | |
| 17 */ | |
| 18 SchedTaskList* | |
| 19 createSchedTaskList(uint32 next_list, Scheduler* scheduler, int renew_flag) | |
| 20 { | |
| 21 SchedTaskList* sched = new SchedTaskList(next_list, scheduler); | |
| 22 sched->flag_renewTaskList = renew_flag; | |
| 23 return sched; | |
| 24 } | |
| 25 | |
| 109 | 26 SchedTaskList::SchedTaskList(unsigned int addr, Scheduler *sched) |
| 42 | 27 { |
| 28 params_addr = addr; | |
| 184 | 29 list = NULL; |
| 109 | 30 scheduler = sched; |
| 31 | |
| 32 flag_renewTaskList = 0; | |
| 42 | 33 } |
| 34 | |
| 109 | 35 |
| 42 | 36 void |
|
403
8611780d479f
clean up and add more info on task_list
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
233
diff
changeset
|
37 SchedTaskList::read() |
| 42 | 38 { |
| 39 __debug("[SchedTaskList:%s]\n", __FUNCTION__); | |
| 40 | |
| 184 | 41 if (flag_renewTaskList == SCHED_TASKLIST_NORMAL) { |
| 42 list = scheduler->get_curListBuf(); | |
| 43 scheduler->dma_load(list, params_addr, | |
| 44 sizeof(TaskList), DMA_READ_TASKLIST); | |
| 109 | 45 } else { |
| 46 list = (TaskListPtr)params_addr; | |
| 47 } | |
| 42 | 48 } |
| 49 | |
| 50 SchedTaskBase* | |
|
403
8611780d479f
clean up and add more info on task_list
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
233
diff
changeset
|
51 SchedTaskList::next(Scheduler *scheduler, SchedTaskBase *p) |
| 42 | 52 { |
| 184 | 53 SchedTaskBase *nextSched; |
| 54 | |
| 42 | 55 __debug("[SchedTaskList:%s]\n", __FUNCTION__); |
| 56 | |
| 57 delete p; | |
| 58 | |
| 233 | 59 scheduler->dma_wait(DMA_READ_TASKLIST); |
| 60 | |
| 42 | 61 if (list->length < 1) { |
| 184 | 62 nextSched = new SchedNop2Ready(scheduler); |
| 63 | |
| 64 if (flag_renewTaskList == SCHED_TASKLIST_RENEW) { | |
| 65 free(list); | |
| 66 } | |
| 67 | |
| 42 | 68 } else { |
| 184 | 69 TaskPtr nextTask = &list->tasks[0]; |
|
403
8611780d479f
clean up and add more info on task_list
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
233
diff
changeset
|
70 nextSched = createSchedTask(scheduler, nextTask); |
| 184 | 71 |
| 72 if (flag_renewTaskList == SCHED_TASKLIST_RENEW) { | |
| 73 ((SchedTask*)nextSched)->__setRenew(); | |
| 74 } | |
| 75 | |
| 76 ((SchedTask*)nextSched)->__init__(list, nextTask, 1, | |
| 77 scheduler->get_curReadBuf(), | |
| 78 scheduler->get_curWriteBuf(), | |
| 79 scheduler); | |
| 42 | 80 } |
| 184 | 81 |
| 82 return nextSched; | |
| 42 | 83 } |
| 88 | 84 |
|
403
8611780d479f
clean up and add more info on task_list
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
233
diff
changeset
|
85 /* end */ |