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annotate TaskManager/kernel/ppe/HTask.h @ 688:77c89477daa8 draft

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sun, 06 Dec 2009 18:53:46 +0900
parents 25afcd4ae380
children ecf63089f5bb
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1 #ifndef INCLUDED_HTASK
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2 #define INCLUDED_HTASK
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3
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4 #include "base.h"
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5 #include "types.h"
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6 #include "Task.h"
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7 #include "TaskQueueInfo.h"
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9 class TaskManagerImpl;
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10 class SchedTask;
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12 typedef void (*PostFunction)(SchedTask *s, void *read, void *write);
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13
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14 /*!
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15 @class
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16
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17 @brief
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18
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19 Cerium の Task で、spawn() でキューに格納されて順次実行される。
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20 cpu の指定があれば並列に実行される。
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21 特定の Task を待ち合わせる事が可能。
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22 Task の入出力は dma などで copy される。
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23 */
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24 #ifdef SIMPLE_TASK
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25
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26 #include "SimpleTask.h"
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27
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28 class HTask : public SimpleTask {
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29 #else
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30 class HTask : public Task {
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31 #endif
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32 public:
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33 BASE_NEW_DELETE(HTask);
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34
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35 TaskQueueInfo *wait_me; // List of task waiting for me
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36 TaskQueueInfo *wait_i; // List of task for which I am waiting
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37 PostFunction post_func;
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38 void *post_arg1;
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39 void *post_arg2;
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40 CPU_TYPE cpu_type;
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41 TaskManagerImpl *mimpl;
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42
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43 HTask *waiter;
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44 HTask *next;
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45 HTask *prev;
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46
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47 void spawn(void);
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48 void wait_for(HTask *);
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49 void set_cpu(CPU_TYPE type);
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50 void set_post(PostFunction func, void *read, void *write);
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51 #ifdef SIMPLE_TASK
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52 Task *create_task(int task_id, int pos);
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53 #endif
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54 };
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55
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56 typedef HTask* HTaskPtr;
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58 #endif