Mohamed Moawya / SnakeGame

test test test

Dependencies:   mbed

snake-test/mbed/drivers/InterruptManager.h@0:e4c5e6ec922e, 2020-05-25 (annotated)

Committer:
mohamedmoawya
Date:
Mon May 25 19:06:11 2020 +0000
Revision:
0:e4c5e6ec922e
snake game tteest

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mohamedmoawya 0:e4c5e6ec922e 1 /* mbed Microcontroller Library
mohamedmoawya 0:e4c5e6ec922e 2 * Copyright (c) 2006-2013 ARM Limited
mohamedmoawya 0:e4c5e6ec922e 3 *
mohamedmoawya 0:e4c5e6ec922e 4 * Licensed under the Apache License, Version 2.0 (the "License");
mohamedmoawya 0:e4c5e6ec922e 5 * you may not use this file except in compliance with the License.
mohamedmoawya 0:e4c5e6ec922e 6 * You may obtain a copy of the License at
mohamedmoawya 0:e4c5e6ec922e 7 *
mohamedmoawya 0:e4c5e6ec922e 8 * http://www.apache.org/licenses/LICENSE-2.0
mohamedmoawya 0:e4c5e6ec922e 9 *
mohamedmoawya 0:e4c5e6ec922e 10 * Unless required by applicable law or agreed to in writing, software
mohamedmoawya 0:e4c5e6ec922e 11 * distributed under the License is distributed on an "AS IS" BASIS,
mohamedmoawya 0:e4c5e6ec922e 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mohamedmoawya 0:e4c5e6ec922e 13 * See the License for the specific language governing permissions and
mohamedmoawya 0:e4c5e6ec922e 14 * limitations under the License.
mohamedmoawya 0:e4c5e6ec922e 15 */
mohamedmoawya 0:e4c5e6ec922e 16 #ifndef MBED_INTERRUPTMANAGER_H
mohamedmoawya 0:e4c5e6ec922e 17 #define MBED_INTERRUPTMANAGER_H
mohamedmoawya 0:e4c5e6ec922e 18
mohamedmoawya 0:e4c5e6ec922e 19 #include "cmsis.h"
mohamedmoawya 0:e4c5e6ec922e 20 #include "platform/CallChain.h"
mohamedmoawya 0:e4c5e6ec922e 21 #include "platform/PlatformMutex.h"
mohamedmoawya 0:e4c5e6ec922e 22 #include "platform/NonCopyable.h"
mohamedmoawya 0:e4c5e6ec922e 23 #include <string.h>
mohamedmoawya 0:e4c5e6ec922e 24
mohamedmoawya 0:e4c5e6ec922e 25 namespace mbed {
mohamedmoawya 0:e4c5e6ec922e 26 /** \addtogroup drivers */
mohamedmoawya 0:e4c5e6ec922e 27
mohamedmoawya 0:e4c5e6ec922e 28 /** Use this singleton if you need to chain interrupt handlers.
mohamedmoawya 0:e4c5e6ec922e 29 * @deprecated Do not use this class. This class is not part of the public API of mbed-os and is being removed in the future.
mohamedmoawya 0:e4c5e6ec922e 30 *
mohamedmoawya 0:e4c5e6ec922e 31 * @note Synchronization level: Thread safe
mohamedmoawya 0:e4c5e6ec922e 32 *
mohamedmoawya 0:e4c5e6ec922e 33 * Example (for LPC1768):
mohamedmoawya 0:e4c5e6ec922e 34 * @code
mohamedmoawya 0:e4c5e6ec922e 35 * #include "InterruptManager.h"
mohamedmoawya 0:e4c5e6ec922e 36 * #include "mbed.h"
mohamedmoawya 0:e4c5e6ec922e 37 *
mohamedmoawya 0:e4c5e6ec922e 38 * Ticker flipper;
mohamedmoawya 0:e4c5e6ec922e 39 * DigitalOut led1(LED1);
mohamedmoawya 0:e4c5e6ec922e 40 * DigitalOut led2(LED2);
mohamedmoawya 0:e4c5e6ec922e 41 *
mohamedmoawya 0:e4c5e6ec922e 42 * void flip(void) {
mohamedmoawya 0:e4c5e6ec922e 43 * led1 = !led1;
mohamedmoawya 0:e4c5e6ec922e 44 * }
mohamedmoawya 0:e4c5e6ec922e 45 *
mohamedmoawya 0:e4c5e6ec922e 46 * void handler(void) {
mohamedmoawya 0:e4c5e6ec922e 47 * led2 = !led1;
mohamedmoawya 0:e4c5e6ec922e 48 * }
mohamedmoawya 0:e4c5e6ec922e 49 *
mohamedmoawya 0:e4c5e6ec922e 50 * int main() {
mohamedmoawya 0:e4c5e6ec922e 51 * led1 = led2 = 0;
mohamedmoawya 0:e4c5e6ec922e 52 * flipper.attach(&flip, 1.0);
mohamedmoawya 0:e4c5e6ec922e 53 * InterruptManager::get()->add_handler(handler, TIMER3_IRQn);
mohamedmoawya 0:e4c5e6ec922e 54 * }
mohamedmoawya 0:e4c5e6ec922e 55 * @endcode
mohamedmoawya 0:e4c5e6ec922e 56 * @ingroup drivers
mohamedmoawya 0:e4c5e6ec922e 57 */
mohamedmoawya 0:e4c5e6ec922e 58 class InterruptManager : private NonCopyable<InterruptManager> {
mohamedmoawya 0:e4c5e6ec922e 59 public:
mohamedmoawya 0:e4c5e6ec922e 60 /** Get the instance of InterruptManager Class
mohamedmoawya 0:e4c5e6ec922e 61 * @deprecated
mohamedmoawya 0:e4c5e6ec922e 62 * Do not use this function, this class is not part of the public API of mbed-os and is being removed in the future.
mohamedmoawya 0:e4c5e6ec922e 63 *
mohamedmoawya 0:e4c5e6ec922e 64 * @return the only instance of this class
mohamedmoawya 0:e4c5e6ec922e 65 */
mohamedmoawya 0:e4c5e6ec922e 66 MBED_DEPRECATED_SINCE("mbed-os-5.6", "This class is not part of the "
mohamedmoawya 0:e4c5e6ec922e 67 "public API of mbed-os and is being removed in the future.")
mohamedmoawya 0:e4c5e6ec922e 68 static InterruptManager *get();
mohamedmoawya 0:e4c5e6ec922e 69
mohamedmoawya 0:e4c5e6ec922e 70 /** Destroy the current instance of the interrupt manager
mohamedmoawya 0:e4c5e6ec922e 71 * @deprecated
mohamedmoawya 0:e4c5e6ec922e 72 * Do not use this function, this class is not part of the public API of mbed-os and is being removed in the future.
mohamedmoawya 0:e4c5e6ec922e 73 *
mohamedmoawya 0:e4c5e6ec922e 74 */
mohamedmoawya 0:e4c5e6ec922e 75 MBED_DEPRECATED_SINCE("mbed-os-5.6", "This class is not part of the "
mohamedmoawya 0:e4c5e6ec922e 76 "public API of mbed-os and is being removed in the future.")
mohamedmoawya 0:e4c5e6ec922e 77 static void destroy();
mohamedmoawya 0:e4c5e6ec922e 78
mohamedmoawya 0:e4c5e6ec922e 79 /** Add a handler for an interrupt at the end of the handler list
mohamedmoawya 0:e4c5e6ec922e 80 * @deprecated
mohamedmoawya 0:e4c5e6ec922e 81 * Do not use this function, this class is not part of the public API of mbed-os and is being removed in the future.
mohamedmoawya 0:e4c5e6ec922e 82 *
mohamedmoawya 0:e4c5e6ec922e 83 * @param function the handler to add
mohamedmoawya 0:e4c5e6ec922e 84 * @param irq interrupt number
mohamedmoawya 0:e4c5e6ec922e 85 *
mohamedmoawya 0:e4c5e6ec922e 86 * @returns
mohamedmoawya 0:e4c5e6ec922e 87 * The function object created for 'function'
mohamedmoawya 0:e4c5e6ec922e 88 */
mohamedmoawya 0:e4c5e6ec922e 89 MBED_DEPRECATED_SINCE("mbed-os-5.6", "This class is not part of the "
mohamedmoawya 0:e4c5e6ec922e 90 "public API of mbed-os and is being removed in the future.")
mohamedmoawya 0:e4c5e6ec922e 91 pFunctionPointer_t add_handler(void (*function)(void), IRQn_Type irq)
mohamedmoawya 0:e4c5e6ec922e 92 {
mohamedmoawya 0:e4c5e6ec922e 93 // Underlying call is thread safe
mohamedmoawya 0:e4c5e6ec922e 94 return add_common(function, irq);
mohamedmoawya 0:e4c5e6ec922e 95 }
mohamedmoawya 0:e4c5e6ec922e 96
mohamedmoawya 0:e4c5e6ec922e 97 /** Add a handler for an interrupt at the beginning of the handler list
mohamedmoawya 0:e4c5e6ec922e 98 * @deprecated
mohamedmoawya 0:e4c5e6ec922e 99 * Do not use this function, this class is not part of the public API of mbed-os and is being removed in the future.
mohamedmoawya 0:e4c5e6ec922e 100 *
mohamedmoawya 0:e4c5e6ec922e 101 * @param function the handler to add
mohamedmoawya 0:e4c5e6ec922e 102 * @param irq interrupt number
mohamedmoawya 0:e4c5e6ec922e 103 *
mohamedmoawya 0:e4c5e6ec922e 104 * @returns
mohamedmoawya 0:e4c5e6ec922e 105 * The function object created for 'function'
mohamedmoawya 0:e4c5e6ec922e 106 */
mohamedmoawya 0:e4c5e6ec922e 107 MBED_DEPRECATED_SINCE("mbed-os-5.6", "This class is not part of the "
mohamedmoawya 0:e4c5e6ec922e 108 "public API of mbed-os and is being removed in the future.")
mohamedmoawya 0:e4c5e6ec922e 109 pFunctionPointer_t add_handler_front(void (*function)(void), IRQn_Type irq)
mohamedmoawya 0:e4c5e6ec922e 110 {
mohamedmoawya 0:e4c5e6ec922e 111 // Underlying call is thread safe
mohamedmoawya 0:e4c5e6ec922e 112 return add_common(function, irq, true);
mohamedmoawya 0:e4c5e6ec922e 113 }
mohamedmoawya 0:e4c5e6ec922e 114
mohamedmoawya 0:e4c5e6ec922e 115 /** Add a handler for an interrupt at the end of the handler list
mohamedmoawya 0:e4c5e6ec922e 116 * @deprecated
mohamedmoawya 0:e4c5e6ec922e 117 * Do not use this function, this class is not part of the public API of mbed-os and is being removed in the future.
mohamedmoawya 0:e4c5e6ec922e 118 *
mohamedmoawya 0:e4c5e6ec922e 119 * @param tptr pointer to the object that has the handler function
mohamedmoawya 0:e4c5e6ec922e 120 * @param mptr pointer to the actual handler function
mohamedmoawya 0:e4c5e6ec922e 121 * @param irq interrupt number
mohamedmoawya 0:e4c5e6ec922e 122 *
mohamedmoawya 0:e4c5e6ec922e 123 * @returns
mohamedmoawya 0:e4c5e6ec922e 124 * The function object created for 'tptr' and 'mptr'
mohamedmoawya 0:e4c5e6ec922e 125 */
mohamedmoawya 0:e4c5e6ec922e 126 template<typename T>
mohamedmoawya 0:e4c5e6ec922e 127 MBED_DEPRECATED_SINCE("mbed-os-5.6", "This class is not part of the "
mohamedmoawya 0:e4c5e6ec922e 128 "public API of mbed-os and is being removed in the future.")
mohamedmoawya 0:e4c5e6ec922e 129 pFunctionPointer_t add_handler(T *tptr, void (T::*mptr)(void), IRQn_Type irq)
mohamedmoawya 0:e4c5e6ec922e 130 {
mohamedmoawya 0:e4c5e6ec922e 131 // Underlying call is thread safe
mohamedmoawya 0:e4c5e6ec922e 132 return add_common(tptr, mptr, irq);
mohamedmoawya 0:e4c5e6ec922e 133 }
mohamedmoawya 0:e4c5e6ec922e 134
mohamedmoawya 0:e4c5e6ec922e 135 /** Add a handler for an interrupt at the beginning of the handler list
mohamedmoawya 0:e4c5e6ec922e 136 * @deprecated
mohamedmoawya 0:e4c5e6ec922e 137 * Do not use this function, this class is not part of the public API of mbed-os and is being removed in the future.
mohamedmoawya 0:e4c5e6ec922e 138 *
mohamedmoawya 0:e4c5e6ec922e 139 * @param tptr pointer to the object that has the handler function
mohamedmoawya 0:e4c5e6ec922e 140 * @param mptr pointer to the actual handler function
mohamedmoawya 0:e4c5e6ec922e 141 * @param irq interrupt number
mohamedmoawya 0:e4c5e6ec922e 142 *
mohamedmoawya 0:e4c5e6ec922e 143 * @returns
mohamedmoawya 0:e4c5e6ec922e 144 * The function object created for 'tptr' and 'mptr'
mohamedmoawya 0:e4c5e6ec922e 145 */
mohamedmoawya 0:e4c5e6ec922e 146 template<typename T>
mohamedmoawya 0:e4c5e6ec922e 147 MBED_DEPRECATED_SINCE("mbed-os-5.6", "This class is not part of the "
mohamedmoawya 0:e4c5e6ec922e 148 "public API of mbed-os and is being removed in the future.")
mohamedmoawya 0:e4c5e6ec922e 149 pFunctionPointer_t add_handler_front(T *tptr, void (T::*mptr)(void), IRQn_Type irq)
mohamedmoawya 0:e4c5e6ec922e 150 {
mohamedmoawya 0:e4c5e6ec922e 151 // Underlying call is thread safe
mohamedmoawya 0:e4c5e6ec922e 152 return add_common(tptr, mptr, irq, true);
mohamedmoawya 0:e4c5e6ec922e 153 }
mohamedmoawya 0:e4c5e6ec922e 154
mohamedmoawya 0:e4c5e6ec922e 155 /** Remove a handler from an interrupt
mohamedmoawya 0:e4c5e6ec922e 156 * @deprecated
mohamedmoawya 0:e4c5e6ec922e 157 * Do not use this function, this class is not part of the public API of mbed-os and is being removed in the future.
mohamedmoawya 0:e4c5e6ec922e 158 *
mohamedmoawya 0:e4c5e6ec922e 159 * @param handler the function object for the handler to remove
mohamedmoawya 0:e4c5e6ec922e 160 * @param irq the interrupt number
mohamedmoawya 0:e4c5e6ec922e 161 *
mohamedmoawya 0:e4c5e6ec922e 162 * @returns
mohamedmoawya 0:e4c5e6ec922e 163 * true if the handler was found and removed, false otherwise
mohamedmoawya 0:e4c5e6ec922e 164 */
mohamedmoawya 0:e4c5e6ec922e 165 MBED_DEPRECATED_SINCE("mbed-os-5.6", "This class is not part of the "
mohamedmoawya 0:e4c5e6ec922e 166 "public API of mbed-os and is being removed in the future.")
mohamedmoawya 0:e4c5e6ec922e 167 bool remove_handler(pFunctionPointer_t handler, IRQn_Type irq);
mohamedmoawya 0:e4c5e6ec922e 168
mohamedmoawya 0:e4c5e6ec922e 169 private:
mohamedmoawya 0:e4c5e6ec922e 170 InterruptManager();
mohamedmoawya 0:e4c5e6ec922e 171 ~InterruptManager();
mohamedmoawya 0:e4c5e6ec922e 172
mohamedmoawya 0:e4c5e6ec922e 173 void lock();
mohamedmoawya 0:e4c5e6ec922e 174 void unlock();
mohamedmoawya 0:e4c5e6ec922e 175
mohamedmoawya 0:e4c5e6ec922e 176 template<typename T>
mohamedmoawya 0:e4c5e6ec922e 177 pFunctionPointer_t add_common(T *tptr, void (T::*mptr)(void), IRQn_Type irq, bool front = false)
mohamedmoawya 0:e4c5e6ec922e 178 {
mohamedmoawya 0:e4c5e6ec922e 179 _mutex.lock();
mohamedmoawya 0:e4c5e6ec922e 180 int irq_pos = get_irq_index(irq);
mohamedmoawya 0:e4c5e6ec922e 181 bool change = must_replace_vector(irq);
mohamedmoawya 0:e4c5e6ec922e 182
mohamedmoawya 0:e4c5e6ec922e 183 pFunctionPointer_t pf = front ? _chains[irq_pos]->add_front(tptr, mptr) : _chains[irq_pos]->add(tptr, mptr);
mohamedmoawya 0:e4c5e6ec922e 184 if (change) {
mohamedmoawya 0:e4c5e6ec922e 185 NVIC_SetVector(irq, (uint32_t)&InterruptManager::static_irq_helper);
mohamedmoawya 0:e4c5e6ec922e 186 }
mohamedmoawya 0:e4c5e6ec922e 187 _mutex.unlock();
mohamedmoawya 0:e4c5e6ec922e 188 return pf;
mohamedmoawya 0:e4c5e6ec922e 189 }
mohamedmoawya 0:e4c5e6ec922e 190
mohamedmoawya 0:e4c5e6ec922e 191 pFunctionPointer_t add_common(void (*function)(void), IRQn_Type irq, bool front = false);
mohamedmoawya 0:e4c5e6ec922e 192 bool must_replace_vector(IRQn_Type irq);
mohamedmoawya 0:e4c5e6ec922e 193 int get_irq_index(IRQn_Type irq);
mohamedmoawya 0:e4c5e6ec922e 194 void irq_helper();
mohamedmoawya 0:e4c5e6ec922e 195 void add_helper(void (*function)(void), IRQn_Type irq, bool front = false);
mohamedmoawya 0:e4c5e6ec922e 196 static void static_irq_helper();
mohamedmoawya 0:e4c5e6ec922e 197
mohamedmoawya 0:e4c5e6ec922e 198 CallChain *_chains[NVIC_NUM_VECTORS];
mohamedmoawya 0:e4c5e6ec922e 199 static InterruptManager *_instance;
mohamedmoawya 0:e4c5e6ec922e 200 PlatformMutex _mutex;
mohamedmoawya 0:e4c5e6ec922e 201 };
mohamedmoawya 0:e4c5e6ec922e 202
mohamedmoawya 0:e4c5e6ec922e 203 } // namespace mbed
mohamedmoawya 0:e4c5e6ec922e 204
mohamedmoawya 0:e4c5e6ec922e 205 #endif