Mark Vandermeulen / FYDP_Final

Code for our FYDP -only one IMU works right now -RTOS is working

Dependencies:   mbed

mbed/mbed-rtos/rtos/Mutex.h@0:964eb6a2ef00, 2015-03-18 (annotated)

Committer:
majik
Date:
Wed Mar 18 22:23:48 2015 +0000
Revision:
0:964eb6a2ef00
This is our FYDP code, but only one IMU works with the RTOS.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
majik 0:964eb6a2ef00 1 /* mbed Microcontroller Library
majik 0:964eb6a2ef00 2 * Copyright (c) 2006-2012 ARM Limited
majik 0:964eb6a2ef00 3 *
majik 0:964eb6a2ef00 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
majik 0:964eb6a2ef00 5 * of this software and associated documentation files (the "Software"), to deal
majik 0:964eb6a2ef00 6 * in the Software without restriction, including without limitation the rights
majik 0:964eb6a2ef00 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
majik 0:964eb6a2ef00 8 * copies of the Software, and to permit persons to whom the Software is
majik 0:964eb6a2ef00 9 * furnished to do so, subject to the following conditions:
majik 0:964eb6a2ef00 10 *
majik 0:964eb6a2ef00 11 * The above copyright notice and this permission notice shall be included in
majik 0:964eb6a2ef00 12 * all copies or substantial portions of the Software.
majik 0:964eb6a2ef00 13 *
majik 0:964eb6a2ef00 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
majik 0:964eb6a2ef00 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
majik 0:964eb6a2ef00 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
majik 0:964eb6a2ef00 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
majik 0:964eb6a2ef00 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
majik 0:964eb6a2ef00 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
majik 0:964eb6a2ef00 20 * SOFTWARE.
majik 0:964eb6a2ef00 21 */
majik 0:964eb6a2ef00 22 #ifndef MUTEX_H
majik 0:964eb6a2ef00 23 #define MUTEX_H
majik 0:964eb6a2ef00 24
majik 0:964eb6a2ef00 25 #include <stdint.h>
majik 0:964eb6a2ef00 26 #include "cmsis_os.h"
majik 0:964eb6a2ef00 27
majik 0:964eb6a2ef00 28 namespace rtos {
majik 0:964eb6a2ef00 29
majik 0:964eb6a2ef00 30 /** The Mutex class is used to synchronise the execution of threads.
majik 0:964eb6a2ef00 31 This is for example used to protect access to a shared resource.
majik 0:964eb6a2ef00 32 */
majik 0:964eb6a2ef00 33 class Mutex {
majik 0:964eb6a2ef00 34 public:
majik 0:964eb6a2ef00 35 /** Create and Initialize a Mutex object */
majik 0:964eb6a2ef00 36 Mutex();
majik 0:964eb6a2ef00 37
majik 0:964eb6a2ef00 38 /** Wait until a Mutex becomes available.
majik 0:964eb6a2ef00 39 @param millisec timeout value or 0 in case of no time-out. (default: osWaitForever)
majik 0:964eb6a2ef00 40 @return status code that indicates the execution status of the function.
majik 0:964eb6a2ef00 41 */
majik 0:964eb6a2ef00 42 osStatus lock(uint32_t millisec=osWaitForever);
majik 0:964eb6a2ef00 43
majik 0:964eb6a2ef00 44 /** Try to lock the mutex, and return immediately
majik 0:964eb6a2ef00 45 @return true if the mutex was acquired, false otherwise.
majik 0:964eb6a2ef00 46 */
majik 0:964eb6a2ef00 47 bool trylock();
majik 0:964eb6a2ef00 48
majik 0:964eb6a2ef00 49 /** Unlock the mutex that has previously been locked by the same thread
majik 0:964eb6a2ef00 50 @return status code that indicates the execution status of the function.
majik 0:964eb6a2ef00 51 */
majik 0:964eb6a2ef00 52 osStatus unlock();
majik 0:964eb6a2ef00 53
majik 0:964eb6a2ef00 54 ~Mutex();
majik 0:964eb6a2ef00 55
majik 0:964eb6a2ef00 56 private:
majik 0:964eb6a2ef00 57 osMutexId _osMutexId;
majik 0:964eb6a2ef00 58 osMutexDef_t _osMutexDef;
majik 0:964eb6a2ef00 59 #ifdef CMSIS_OS_RTX
majik 0:964eb6a2ef00 60 int32_t _mutex_data[3];
majik 0:964eb6a2ef00 61 #endif
majik 0:964eb6a2ef00 62 };
majik 0:964eb6a2ef00 63
majik 0:964eb6a2ef00 64 }
majik 0:964eb6a2ef00 65 #endif