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1 /* |
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2 This file is part of CanFestival, a library implementing CanOpen Stack. |
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3 |
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4 Copyright (C): Edouard TISSERANT and Francis DUPIN |
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5 |
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6 See COPYING file for copyrights details. |
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7 |
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8 This library is free software; you can redistribute it and/or |
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9 modify it under the terms of the GNU Lesser General Public |
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10 License as published by the Free Software Foundation; either |
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11 version 2.1 of the License, or (at your option) any later version. |
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12 |
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13 This library is distributed in the hope that it will be useful, |
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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16 Lesser General Public License for more details. |
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17 |
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18 You should have received a copy of the GNU Lesser General Public |
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19 License along with this library; if not, write to the Free Software |
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20 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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21 */ |
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22 |
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23 #ifndef __TIMERSCFG_H__ |
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24 #define __TIMERSCFG_H__ |
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25 |
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26 #include <linux/param.h> |
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27 #include <linux/kthread.h> |
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28 |
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29 /* Time unit : clock ticks (jiffies) */ |
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30 /* Time resolution : ticks per second (architecture-dependent value 'HZ' defined in linux/param.h) */ |
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31 |
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32 #define TIMEVAL unsigned long |
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33 #define TIMEVAL_MAX (~(TIMEVAL)0) >> 1 |
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34 #define MS_TO_TIMEVAL(ms) ( (ms * HZ) / 1000 ) |
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35 #define US_TO_TIMEVAL(us) ( (us * HZ) / 1000000) |
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36 |
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37 #define TASK_HANDLE struct task_struct* |
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38 |
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39 #endif |