Mercurial > hg > Members > kono > Cerium
annotate TaskManager/kernel/schedule/SchedTask.h @ 501:4a2c9ff53605
Cell inData/outData DMA removal
| author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Sun, 11 Oct 2009 18:20:33 +0900 |
| parents | 0b933bef0328 |
| children | 1d4a8a86f26b |
| 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" |
| 109 | 12 |
| 308 | 13 class SchedTask : public SchedTaskBase { |
| 14 public: | |
| 109 | 15 /* constructor */ |
| 308 | 16 SchedTask(); |
| 17 virtual ~SchedTask(); | |
| 88 | 18 |
| 109 | 19 BASE_NEW_DELETE(SchedTask); |
| 42 | 20 |
| 308 | 21 private: |
| 22 /* variables */ | |
| 23 | |
| 24 // Task を実行するスケジューラ自身 | |
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25 Scheduler *scheduler; |
| 395 | 26 |
| 308 | 27 // 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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28 TaskListPtr list; |
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29 TaskPtr task; |
| 308 | 30 |
| 31 // read/write 用の ListData | |
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32 ListDataPtr inListData; |
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33 ListDataPtr outListData; |
| 308 | 34 |
| 35 /** | |
| 36 * read データ、write 用のバッファ | |
| 37 * 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。 | |
| 38 * writebuf にデータを描き込んでおくと、 | |
| 39 * タスク登録時に設定した出力先に書き込む | |
| 40 */ | |
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41 void *readbuf; |
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42 void *writebuf; |
| 308 | 43 |
| 44 // Task の、Tasklist での位置。(task = &list[cur_index-1]) | |
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45 int cur_index; |
| 308 | 46 |
| 47 // タスク内で生成されたタスクのグループ | |
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48 TaskGroup *taskGroup; |
| 308 | 49 |
| 50 // このタスク内で生成されたタスクの数 | |
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51 int renew_flag; |
| 308 | 52 |
| 53 // このタスクが SPE 内で生成されたタスクか否か 1: Yes, 0: No | |
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54 int flag_renewTask; |
| 308 | 55 |
| 56 // タスクがメインメモリ側で生成されたものか、 | |
| 57 // SPE で生成されたものかによって、データの扱いが変わってくる。 | |
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58 // そのために if (flag_renewTask) を連発するのはよくないので |
| 308 | 59 // 関数ポインタで持っておく |
| 60 void (SchedTask::*ex_init)(); | |
| 61 void (SchedTask::*ex_read)(); | |
| 62 void (SchedTask::*ex_exec)(); | |
| 63 void (SchedTask::*ex_write)(); | |
| 64 SchedTaskBase* (SchedTask::*ex_next)(); | |
| 373 | 65 |
| 308 | 66 /* functions */ |
| 67 | |
| 68 // override | |
| 69 void read(); | |
| 70 void exec(); | |
| 71 void write(); | |
| 72 SchedTaskBase* next(Scheduler *, SchedTaskBase *); | |
| 73 | |
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74 // 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 | 75 |
| 76 //--- System API --- | |
| 77 SchedTask* get_nextTask(TaskListPtr list); | |
| 373 | 78 |
| 308 | 79 /** |
| 80 * PPE で生成されたタスクに対する | |
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81 * init, read,exec,write,next の付属(?)処理 |
| 308 | 82 */ |
| 83 void ex_init_normal(); | |
| 84 void ex_read_normal(); | |
| 85 void ex_exec_normal(); | |
| 86 void ex_write_normal(); | |
| 87 SchedTaskBase* ex_next_normal(); | |
| 88 | |
| 89 /** | |
| 90 * SPE で生成されたタスクに対する | |
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91 * inti, ead,exec,write,next の付属(?)処理 |
| 308 | 92 */ |
| 93 void ex_init_renew(); | |
| 94 void ex_read_renew(); | |
| 95 void ex_exec_renew(); | |
| 96 void ex_write_renew(); | |
| 97 SchedTaskBase* ex_next_renew(); | |
| 98 | |
| 99 public: | |
| 100 /* functions */ | |
| 101 | |
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102 void setRenew(); |
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103 void init(TaskListPtr _list, TaskPtr _task, int index, |
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104 // ListDataPtr rbuf, ListDataPtr wbuf, |
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105 Scheduler* sc); |
| 308 | 106 |
| 107 //--- User API --- | |
| 108 int get_cpuid(); | |
| 109 | |
| 110 void* get_input(void *buff, int index); | |
| 111 void* get_output(void *buff, int index); | |
| 112 uint32 get_inputAddr(int index); | |
| 113 uint32 get_outputAddr(int index); | |
| 114 int get_inputSize(int index); | |
| 115 int get_outputSize(int index); | |
| 116 int get_param(int index); | |
| 117 | |
| 118 TaskPtr create_task(int cmd); | |
| 119 void wait_task(TaskPtr waitTask); | |
| 120 | |
| 121 void* global_alloc(int id, int size); | |
| 122 void* global_get(int id); | |
| 373 | 123 void global_set(int id, void *addr); |
| 308 | 124 void global_free(int id); |
| 373 | 125 MemList* createMemList(int size, int count); |
| 308 | 126 |
| 127 void mainMem_alloc(int id, int size); | |
| 128 void mainMem_wait(); | |
| 129 void* mainMem_get(int id); | |
| 130 | |
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131 MemorySegment * get_segment(memaddr addr, MemList *m); |
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132 uint32 get_tag(); |
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133 void put_segment(MemorySegment *s); |
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134 void wait_segment(MemorySegment *s); |
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135 |
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136 |
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137 |
| 308 | 138 void *allocate(int size); |
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parents:
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139 void free_(void *p) { |
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140 scheduler->free_(p); |
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parents:
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141 } |
| 308 | 142 |
| 143 void dma_load(void *buf, uint32 addr, uint32 size, uint32 mask); | |
| 144 void dma_store(void *buf,uint32 addr, uint32 size, uint32 mask); | |
| 145 void dma_wait(uint32 mask); | |
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146 void show_dma_wait(); |
| 373 | 147 |
| 310 | 148 /*! |
| 149 SPU用の get_input, get_output | |
| 150 */ | |
| 308 | 151 |
| 310 | 152 void* get_input(int index) { |
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153 return get_input(readbuf, index); |
| 310 | 154 } |
| 373 | 155 |
| 310 | 156 void* get_output(int index) { |
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157 return get_output(writebuf, index); |
| 373 | 158 } |
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159 |
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160 /* system call */ |
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161 |
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162 FILE *stdout_; |
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163 FILE *stderr_; |
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164 FILE *stdin_; |
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165 int fprintf(FILE * stream, const char * format, ...); |
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166 int printf(const char * format, ...); |
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167 |
| 302 | 168 }; |
| 109 | 169 |
| 308 | 170 const int SCHED_TASK_NORMAL = 0; |
| 171 const int SCHED_TASK_RENEW = 1; | |
| 172 | |
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173 extern SchedTask* createSchedTask(Scheduler *,TaskPtr); |
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174 extern void loadSchedTask(Scheduler *scheduler,TaskPtr task); |
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175 |
| 302 | 176 |
| 177 #endif | |
| 308 | 178 |