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21 <h1>FifoTaskManagerImpl.cc</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include &lt;stdio.h&gt;</span>
22 <a name="l00002"></a>00002 <span class="preprocessor">#include &lt;stdlib.h&gt;</span>
23 <a name="l00003"></a>00003 <span class="preprocessor">#include &lt;string.h&gt;</span>
24 <a name="l00004"></a>00004 <span class="preprocessor">#include "FifoTaskManagerImpl.h"</span>
25 <a name="l00005"></a>00005 <span class="preprocessor">#include "types.h"</span>
26 <a name="l00006"></a>00006 <span class="preprocessor">#include "error.h"</span>
27 <a name="l00007"></a>00007
28 <a name="l00008"></a>00008 FifoTaskManagerImpl::~FifoTaskManagerImpl(<span class="keywordtype">void</span>)
29 <a name="l00009"></a>00009 {
30 <a name="l00010"></a>00010 <span class="keyword">delete</span> mailManager;
31 <a name="l00011"></a>00011 <span class="keyword">delete</span> scheduler;
32 <a name="l00012"></a>00012 <span class="keyword">delete</span> bufferManager;
33 <a name="l00013"></a>00013 }
34 <a name="l00014"></a>00014
35 <a name="l00020"></a>00020 <span class="keywordtype">void</span>
36 <a name="l00021"></a>00021 FifoTaskManagerImpl::init(<span class="keywordtype">void</span>)
37 <a name="l00022"></a>00022 {
38 <a name="l00023"></a>00023 mailManager = <span class="keyword">new</span> MailManager();
39 <a name="l00024"></a>00024 mailManager-&gt;init(20);
40 <a name="l00025"></a>00025
41 <a name="l00026"></a>00026 scheduler = <span class="keyword">new</span> MainScheduler();
42 <a name="l00027"></a>00027 scheduler-&gt;init();
43 <a name="l00028"></a>00028 scheduler-&gt;set_mailManager(mailManager);
44 <a name="l00029"></a>00029 scheduler-&gt;id = 0;
45 <a name="l00030"></a>00030
46 <a name="l00031"></a>00031 bufferManager = <span class="keyword">new</span> <a class="code" href="classBufferManager.html">BufferManager</a>;
47 <a name="l00032"></a>00032 bufferManager-&gt;init();
48 <a name="l00033"></a>00033
49 <a name="l00034"></a>00034 mainTaskList = bufferManager-&gt;create_taskList();
50 <a name="l00035"></a>00035 }
51 <a name="l00036"></a>00036
52 <a name="l00043"></a>00043 <span class="keywordtype">void</span>
53 <a name="l00044"></a>00044 FifoTaskManagerImpl::init(MainScheduler *_sched, <a class="code" href="classBufferManager.html">BufferManager</a> *buff)
54 <a name="l00045"></a>00045 {
55 <a name="l00046"></a>00046 mailManager = <span class="keyword">new</span> MailManager();
56 <a name="l00047"></a>00047 mailManager-&gt;init(20);
57 <a name="l00048"></a>00048
58 <a name="l00049"></a>00049 <span class="comment">//scheduler = new MainScheduler();</span>
59 <a name="l00050"></a>00050 scheduler = _sched;
60 <a name="l00051"></a>00051 scheduler-&gt;init();
61 <a name="l00052"></a>00052 scheduler-&gt;set_mailManager(mailManager);
62 <a name="l00053"></a>00053
63 <a name="l00054"></a>00054 bufferManager = buff;
64 <a name="l00055"></a>00055
65 <a name="l00056"></a>00056 mainTaskList = bufferManager-&gt;<a class="code" href="classBufferManager.html#9dd8ede25545cff6ab9e1bb6936967d1">create_taskList</a>();
66 <a name="l00057"></a>00057 }
67 <a name="l00058"></a>00058
68 <a name="l00067"></a>00067 TaskListPtr
69 <a name="l00068"></a>00068 FifoTaskManagerImpl::get_runTaskList(<span class="keywordtype">void</span>)
70 <a name="l00069"></a>00069 {
71 <a name="l00070"></a>00070 TaskListPtr list, list_top;
72 <a name="l00071"></a>00071 TaskQueuePtr queue;
73 <a name="l00072"></a>00072 TaskQueuePtr d;
74 <a name="l00073"></a>00073 HTaskPtr htask; <span class="comment">// HTask (PPE にある)</span>
75 <a name="l00074"></a>00074 TaskPtr task; <span class="comment">// Task (SPE に送る Task)</span>
76 <a name="l00075"></a>00075
77 <a name="l00076"></a>00076 queue = activeTaskQueue;
78 <a name="l00077"></a>00077 <span class="keywordflow">if</span> (queue == NULL) {
79 <a name="l00078"></a>00078 <span class="keywordflow">return</span> NULL;
80 <a name="l00079"></a>00079 }
81 <a name="l00080"></a>00080
82 <a name="l00081"></a>00081 <span class="comment">// PPE 側で実行される TaskList</span>
83 <a name="l00082"></a>00082 list_top = mainTaskList;
84 <a name="l00083"></a>00083
85 <a name="l00084"></a>00084 <span class="comment">// list_top-&gt;clear() とかの方がいいかもしれん。</span>
86 <a name="l00085"></a>00085 list_top = bufferManager-&gt;clear_taskList(list_top);
87 <a name="l00086"></a>00086 list = list_top;
88 <a name="l00087"></a>00087
89 <a name="l00088"></a>00088 <span class="keywordflow">while</span> (queue) {
90 <a name="l00089"></a>00089 htask = (HTaskPtr)queue-&gt;task;
91 <a name="l00090"></a>00090 d = queue;
92 <a name="l00091"></a>00091 queue = queue-&gt;next;
93 <a name="l00092"></a>00092
94 <a name="l00093"></a>00093 task = &amp;list-&gt;tasks[list-&gt;length++];
95 <a name="l00094"></a>00094
96 <a name="l00095"></a>00095 #<span class="keywordflow">if</span> 0
97 <a name="l00096"></a>00096 task-&gt;command = htask-&gt;command;
98 <a name="l00097"></a>00097 task-&gt;inData = htask-&gt;inData;
99 <a name="l00098"></a>00098 task-&gt;outData = htask-&gt;outData;
100 <a name="l00099"></a>00099 task-&gt;self = (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>)htask;
101 <a name="l00100"></a>00100 <span class="preprocessor">#else</span>
102 <a name="l00101"></a>00101 <span class="preprocessor"></span> memcpy(task, htask, <span class="keyword">sizeof</span>(Task));
103 <a name="l00102"></a>00102 <span class="preprocessor">#endif</span>
104 <a name="l00103"></a>00103 <span class="preprocessor"></span>
105 <a name="l00104"></a>00104 <span class="keywordflow">if</span> (list-&gt;length &gt;= TASK_MAX_SIZE) {
106 <a name="l00105"></a>00105 TaskListPtr newList = bufferManager-&gt;create_taskList();
107 <a name="l00106"></a>00106 list_top = TaskListInfo::append(list_top, newList);
108 <a name="l00107"></a>00107 list = newList;
109 <a name="l00108"></a>00108 }
110 <a name="l00109"></a>00109
111 <a name="l00110"></a>00110 bufferManager-&gt;free_taskQueue(d);
112 <a name="l00111"></a>00111 }
113 <a name="l00112"></a>00112
114 <a name="l00113"></a>00113 activeTaskQueue = NULL;
115 <a name="l00114"></a>00114 mainTaskList = list_top;
116 <a name="l00115"></a>00115
117 <a name="l00116"></a>00116 <span class="keywordflow">return</span> list_top;
118 <a name="l00117"></a>00117 }
119 <a name="l00118"></a>00118
120 <a name="l00119"></a>00119
121 <a name="l00120"></a>00120 <span class="keywordtype">void</span>
122 <a name="l00121"></a>00121 FifoTaskManagerImpl::run(<span class="keywordtype">void</span>)
123 <a name="l00122"></a>00122 {
124 <a name="l00123"></a>00123 TaskListPtr list;
125 <a name="l00124"></a>00124 MailQueuePtr mail;
126 <a name="l00125"></a>00125
127 <a name="l00126"></a>00126 list = get_runTaskList();
128 <a name="l00127"></a>00127
129 <a name="l00128"></a>00128 <span class="keywordflow">do</span> {
130 <a name="l00129"></a>00129 <span class="comment">// list を実行する</span>
131 <a name="l00130"></a>00130 mail = schedule(list);
132 <a name="l00131"></a>00131
133 <a name="l00132"></a>00132 <span class="comment">// mail には、ppe scheduler からの mail がある</span>
134 <a name="l00133"></a>00133 mail_check(mail);
135 <a name="l00134"></a>00134
136 <a name="l00135"></a>00135 <span class="comment">// 依存関係を満たしたものは実行可能キューへ</span>
137 <a name="l00136"></a>00136 wakeup_waitTask();
138 <a name="l00137"></a>00137 list = get_runTaskList();
139 <a name="l00138"></a>00138 } <span class="keywordflow">while</span> (list);
140 <a name="l00139"></a>00139 }
141 <a name="l00140"></a>00140
142 <a name="l00147"></a>00147 MailQueuePtr
143 <a name="l00148"></a>00148 FifoTaskManagerImpl::schedule(TaskListPtr list)
144 <a name="l00149"></a>00149 {
145 <a name="l00150"></a>00150 MailQueuePtr list_mail; <span class="comment">// task list</span>
146 <a name="l00151"></a>00151 MailQueuePtr sentinel; <span class="comment">// 番兵</span>
147 <a name="l00152"></a>00152 MailQueuePtr in_mail_list = NULL;
148 <a name="l00153"></a>00153 MailQueuePtr out_mail_list = NULL;
149 <a name="l00154"></a>00154
150 <a name="l00155"></a>00155 <span class="comment">// TaskList のアドレス</span>
151 <a name="l00156"></a>00156 list_mail = mailManager-&gt;create((<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>)list);
152 <a name="l00157"></a>00157 in_mail_list = MailManager::append_mailQueue(in_mail_list, list_mail);
153 <a name="l00158"></a>00158
154 <a name="l00159"></a>00159 <span class="comment">// EXIT_COMMAND (番兵的な意味で)</span>
155 <a name="l00160"></a>00160 sentinel = mailManager-&gt;create(MY_SPE_COMMAND_EXIT);
156 <a name="l00161"></a>00161 in_mail_list = MailManager::append_mailQueue(in_mail_list, sentinel);
157 <a name="l00162"></a>00162
158 <a name="l00163"></a>00163 <span class="comment">// scheduler は受け取ったメールを元に実行する</span>
159 <a name="l00164"></a>00164 scheduler-&gt;send_mailList(in_mail_list);
160 <a name="l00165"></a>00165 scheduler-&gt;run();
161 <a name="l00166"></a>00166 out_mail_list = scheduler-&gt;recv_mailList();
162 <a name="l00167"></a>00167
163 <a name="l00168"></a>00168 <span class="keywordflow">return</span> out_mail_list;
164 <a name="l00169"></a>00169 }
165 <a name="l00170"></a>00170
166 <a name="l00181"></a>00181 <span class="keywordtype">void</span>
167 <a name="l00182"></a>00182 FifoTaskManagerImpl::mail_check(MailQueuePtr mail_list)
168 <a name="l00183"></a>00183 {
169 <a name="l00184"></a>00184 MailQueuePtr q = mail_list;
170 <a name="l00185"></a>00185 MailQueuePtr d;
171 <a name="l00186"></a>00186 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> data;
172 <a name="l00187"></a>00187
173 <a name="l00188"></a>00188 <span class="keywordflow">while</span> (q) {
174 <a name="l00189"></a>00189 data = q-&gt;data;
175 <a name="l00190"></a>00190
176 <a name="l00200"></a>00200 <span class="keywordflow">if</span> (data == MY_SPE_STATUS_READY) {
177 <a name="l00201"></a>00201 __debug_ppe(<span class="stringliteral">"mail_check(): Task List finish\n"</span>);
178 <a name="l00202"></a>00202 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (data &gt; MY_SPE_NOP) {
179 <a name="l00203"></a>00203 __debug_ppe(<span class="stringliteral">"mail_check(): recv from 0x%x\n"</span>, data);
180 <a name="l00204"></a>00204 check_task_finish((HTaskPtr)data);
181 <a name="l00205"></a>00205 }
182 <a name="l00206"></a>00206
183 <a name="l00207"></a>00207 d = q;
184 <a name="l00208"></a>00208 q = q-&gt;next;
185 <a name="l00209"></a>00209
186 <a name="l00210"></a>00210 mailManager-&gt;free(d);
187 <a name="l00211"></a>00211 }
188 <a name="l00212"></a>00212 }
189 <a name="l00213"></a>00213
190 <a name="l00214"></a>00214 <span class="keywordtype">void</span>
191 <a name="l00215"></a>00215 FifoTaskManagerImpl::mail_check(MailQueuePtr mail_list, TaskQueuePtr *wait)
192 <a name="l00216"></a>00216 {
193 <a name="l00217"></a>00217 waitTaskQueue = *wait;
194 <a name="l00218"></a>00218 mail_check(mail_list);
195 <a name="l00219"></a>00219 }
196 <a name="l00220"></a>00220
197 <a name="l00221"></a>00221 <span class="keywordtype">void</span>*
198 <a name="l00222"></a>00222 FifoTaskManagerImpl::allocate(<span class="keywordtype">int</span> size)
199 <a name="l00223"></a>00223 {
200 <a name="l00224"></a>00224 <span class="keywordflow">return</span> malloc(size);
201 <a name="l00225"></a>00225 }
202 <a name="l00226"></a>00226
203 <a name="l00232"></a>00232 <span class="preprocessor">#ifdef __CERIUM_FIFO__</span>
204 <a name="l00233"></a>00233 <span class="preprocessor"></span>TaskManagerImpl*
205 <a name="l00234"></a>00234 create_impl(<span class="keywordtype">int</span> num)
206 <a name="l00235"></a>00235 {
207 <a name="l00236"></a>00236 <span class="keywordflow">return</span> <span class="keyword">new</span> FifoTaskManagerImpl();
208 <a name="l00237"></a>00237 }
209 <a name="l00238"></a>00238 <span class="preprocessor">#endif // __CERIUM_FIFO__</span>
210 </pre></div></div>
211 <hr size="1"><address style="text-align: right;"><small>Generated on Fri Jun 5 18:14:06 2009 for Cerium by&nbsp;
212 <a href="http://www.doxygen.org/index.html">
213 <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.7.1 </small></address>
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