Mercurial > hg > Members > kono > Cerium
annotate TaskManager/kernel/schedule/SchedTask.h @ 519:5c76db2a07fa
continue..
| author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Tue, 20 Oct 2009 20:34:47 +0900 |
| parents | 125a72948e44 |
| children | 47b61865ea8c |
| rev | line source |
|---|---|
| 42 | 1 #ifndef INCLUDED_SCHED_TASK |
| 2 #define INCLUDED_SCHED_TASK | |
| 3 | |
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4 #include <stdio.h> |
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5 #include <stdlib.h> |
| 308 | 6 #include "base.h" |
| 7 #include "Scheduler.h" | |
| 8 #include "SchedTaskBase.h" | |
| 9 #include "ListData.h" | |
| 10 #include "TaskGroup.h" | |
| 373 | 11 #include "MemList.h" |
| 518 | 12 #include "HTask.h" |
| 109 | 13 |
| 308 | 14 class SchedTask : public SchedTaskBase { |
| 15 public: | |
| 109 | 16 /* constructor */ |
| 308 | 17 SchedTask(); |
| 18 virtual ~SchedTask(); | |
| 88 | 19 |
| 109 | 20 BASE_NEW_DELETE(SchedTask); |
| 42 | 21 |
| 308 | 22 private: |
| 23 /* variables */ | |
| 24 | |
| 25 // Task を実行するスケジューラ自身 | |
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26 Scheduler *scheduler; |
| 395 | 27 |
| 308 | 28 // 現在スケジューラが実行している TaskList と、このタスクに対応する Task |
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29 TaskListPtr list; |
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30 TaskPtr task; |
| 308 | 31 |
| 32 /** | |
| 33 * read データ、write 用のバッファ | |
| 34 * readbuf には タスク登録時に設定した入力データが入っている。 | |
| 35 * writebuf にデータを描き込んでおくと、 | |
| 36 * タスク登録時に設定した出力先に書き込む | |
| 37 */ | |
| 519 | 38 int rsize; |
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39 void *readbuf; |
| 519 | 40 int wsize; |
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41 void *writebuf; |
| 308 | 42 |
| 43 // Task の、Tasklist での位置。(task = &list[cur_index-1]) | |
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44 int cur_index; |
| 308 | 45 |
| 46 /* functions */ | |
| 47 | |
| 48 // override | |
| 49 void read(); | |
| 50 void exec(); | |
| 51 void write(); | |
| 52 SchedTaskBase* next(Scheduler *, SchedTaskBase *); | |
| 53 | |
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54 // タスクの処理は、task_list に登録された C の関数によっておこなう |
| 308 | 55 |
| 56 //--- System API --- | |
| 57 SchedTask* get_nextTask(TaskListPtr list); | |
| 373 | 58 |
| 308 | 59 |
| 60 public: | |
| 61 /* functions */ | |
| 62 | |
| 519 | 63 void spwan(HTask *task); |
| 64 | |
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65 void init(TaskListPtr _list, TaskPtr _task, int index, |
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66 // ListDataPtr rbuf, ListDataPtr wbuf, |
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67 Scheduler* sc); |
| 308 | 68 |
| 69 //--- User API --- | |
| 70 int get_cpuid(); | |
| 71 | |
| 72 void* get_input(void *buff, int index); | |
| 73 void* get_output(void *buff, int index); | |
| 74 uint32 get_inputAddr(int index); | |
| 75 uint32 get_outputAddr(int index); | |
| 506 | 76 // 書き出しを追加する API がない... |
| 308 | 77 int get_inputSize(int index); |
| 78 int get_outputSize(int index); | |
| 79 int get_param(int index); | |
| 80 | |
| 518 | 81 void set_post(PostFunction func,void *read, void *write); |
| 506 | 82 |
| 519 | 83 HTaskPtr create_task(int cmd); |
| 308 | 84 |
| 85 void* global_alloc(int id, int size); | |
| 86 void* global_get(int id); | |
| 373 | 87 void global_set(int id, void *addr); |
| 308 | 88 void global_free(int id); |
| 373 | 89 MemList* createMemList(int size, int count); |
| 308 | 90 |
| 91 void mainMem_alloc(int id, int size); | |
| 92 void mainMem_wait(); | |
| 93 void* mainMem_get(int id); | |
| 94 | |
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95 MemorySegment * get_segment(memaddr addr, MemList *m); |
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96 uint32 get_tag(); |
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97 void put_segment(MemorySegment *s); |
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98 void wait_segment(MemorySegment *s); |
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99 |
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100 |
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101 |
| 308 | 102 void *allocate(int size); |
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103 void free_(void *p) { |
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104 scheduler->free_(p); |
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parents:
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105 } |
| 308 | 106 |
| 506 | 107 /* これは禁止するべき */ |
| 308 | 108 void dma_load(void *buf, uint32 addr, uint32 size, uint32 mask); |
| 109 void dma_store(void *buf,uint32 addr, uint32 size, uint32 mask); | |
| 110 void dma_wait(uint32 mask); | |
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111 void show_dma_wait(); |
| 373 | 112 |
| 310 | 113 /*! |
| 114 SPU用の get_input, get_output | |
| 115 */ | |
| 308 | 116 |
| 310 | 117 void* get_input(int index) { |
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118 return get_input(readbuf, index); |
| 310 | 119 } |
| 373 | 120 |
| 310 | 121 void* get_output(int index) { |
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122 return get_output(writebuf, index); |
| 373 | 123 } |
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124 |
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125 /* system call */ |
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126 |
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127 FILE *stdout_; |
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128 FILE *stderr_; |
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129 FILE *stdin_; |
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130 int fprintf(FILE * stream, const char * format, ...); |
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131 int printf(const char * format, ...); |
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132 |
| 302 | 133 }; |
| 109 | 134 |
| 308 | 135 |
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136 extern SchedTask* createSchedTask(Scheduler *,TaskPtr); |
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137 extern void loadSchedTask(Scheduler *scheduler,TaskPtr task); |
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138 |
| 302 | 139 |
| 140 #endif | |
| 308 | 141 |