Knight KE
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游戏王对战板,目前code还是空的
mbed-os/drivers/InterruptManager.h@0:9b3d4731edbb, 2018-06-21 (annotated)
- Committer:
- WFKnight
- Date:
- Thu Jun 21 13:51:43 2018 +0000
- Revision:
- 0:9b3d4731edbb
UART, RTOS, LED
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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WFKnight | 0:9b3d4731edbb | 1 | /* mbed Microcontroller Library |
WFKnight | 0:9b3d4731edbb | 2 | * Copyright (c) 2006-2013 ARM Limited |
WFKnight | 0:9b3d4731edbb | 3 | * |
WFKnight | 0:9b3d4731edbb | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
WFKnight | 0:9b3d4731edbb | 5 | * you may not use this file except in compliance with the License. |
WFKnight | 0:9b3d4731edbb | 6 | * You may obtain a copy of the License at |
WFKnight | 0:9b3d4731edbb | 7 | * |
WFKnight | 0:9b3d4731edbb | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
WFKnight | 0:9b3d4731edbb | 9 | * |
WFKnight | 0:9b3d4731edbb | 10 | * Unless required by applicable law or agreed to in writing, software |
WFKnight | 0:9b3d4731edbb | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
WFKnight | 0:9b3d4731edbb | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
WFKnight | 0:9b3d4731edbb | 13 | * See the License for the specific language governing permissions and |
WFKnight | 0:9b3d4731edbb | 14 | * limitations under the License. |
WFKnight | 0:9b3d4731edbb | 15 | */ |
WFKnight | 0:9b3d4731edbb | 16 | #ifndef MBED_INTERRUPTMANAGER_H |
WFKnight | 0:9b3d4731edbb | 17 | #define MBED_INTERRUPTMANAGER_H |
WFKnight | 0:9b3d4731edbb | 18 | |
WFKnight | 0:9b3d4731edbb | 19 | #include "cmsis.h" |
WFKnight | 0:9b3d4731edbb | 20 | #include "platform/CallChain.h" |
WFKnight | 0:9b3d4731edbb | 21 | #include "platform/PlatformMutex.h" |
WFKnight | 0:9b3d4731edbb | 22 | #include "platform/NonCopyable.h" |
WFKnight | 0:9b3d4731edbb | 23 | #include <string.h> |
WFKnight | 0:9b3d4731edbb | 24 | |
WFKnight | 0:9b3d4731edbb | 25 | namespace mbed { |
WFKnight | 0:9b3d4731edbb | 26 | /** \addtogroup drivers */ |
WFKnight | 0:9b3d4731edbb | 27 | |
WFKnight | 0:9b3d4731edbb | 28 | /** Use this singleton if you need to chain interrupt handlers. |
WFKnight | 0:9b3d4731edbb | 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. |
WFKnight | 0:9b3d4731edbb | 30 | * |
WFKnight | 0:9b3d4731edbb | 31 | * @note Synchronization level: Thread safe |
WFKnight | 0:9b3d4731edbb | 32 | * |
WFKnight | 0:9b3d4731edbb | 33 | * Example (for LPC1768): |
WFKnight | 0:9b3d4731edbb | 34 | * @code |
WFKnight | 0:9b3d4731edbb | 35 | * #include "InterruptManager.h" |
WFKnight | 0:9b3d4731edbb | 36 | * #include "mbed.h" |
WFKnight | 0:9b3d4731edbb | 37 | * |
WFKnight | 0:9b3d4731edbb | 38 | * Ticker flipper; |
WFKnight | 0:9b3d4731edbb | 39 | * DigitalOut led1(LED1); |
WFKnight | 0:9b3d4731edbb | 40 | * DigitalOut led2(LED2); |
WFKnight | 0:9b3d4731edbb | 41 | * |
WFKnight | 0:9b3d4731edbb | 42 | * void flip(void) { |
WFKnight | 0:9b3d4731edbb | 43 | * led1 = !led1; |
WFKnight | 0:9b3d4731edbb | 44 | * } |
WFKnight | 0:9b3d4731edbb | 45 | * |
WFKnight | 0:9b3d4731edbb | 46 | * void handler(void) { |
WFKnight | 0:9b3d4731edbb | 47 | * led2 = !led1; |
WFKnight | 0:9b3d4731edbb | 48 | * } |
WFKnight | 0:9b3d4731edbb | 49 | * |
WFKnight | 0:9b3d4731edbb | 50 | * int main() { |
WFKnight | 0:9b3d4731edbb | 51 | * led1 = led2 = 0; |
WFKnight | 0:9b3d4731edbb | 52 | * flipper.attach(&flip, 1.0); |
WFKnight | 0:9b3d4731edbb | 53 | * InterruptManager::get()->add_handler(handler, TIMER3_IRQn); |
WFKnight | 0:9b3d4731edbb | 54 | * } |
WFKnight | 0:9b3d4731edbb | 55 | * @endcode |
WFKnight | 0:9b3d4731edbb | 56 | * @ingroup drivers |
WFKnight | 0:9b3d4731edbb | 57 | */ |
WFKnight | 0:9b3d4731edbb | 58 | class InterruptManager : private NonCopyable<InterruptManager> { |
WFKnight | 0:9b3d4731edbb | 59 | public: |
WFKnight | 0:9b3d4731edbb | 60 | /** Get the instance of InterruptManager Class |
WFKnight | 0:9b3d4731edbb | 61 | * @deprecated |
WFKnight | 0:9b3d4731edbb | 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. |
WFKnight | 0:9b3d4731edbb | 63 | * |
WFKnight | 0:9b3d4731edbb | 64 | * @return the only instance of this class |
WFKnight | 0:9b3d4731edbb | 65 | */ |
WFKnight | 0:9b3d4731edbb | 66 | MBED_DEPRECATED_SINCE("mbed-os-5.6", "This class is not part of the " |
WFKnight | 0:9b3d4731edbb | 67 | "public API of mbed-os and is being removed in the future.") |
WFKnight | 0:9b3d4731edbb | 68 | static InterruptManager* get(); |
WFKnight | 0:9b3d4731edbb | 69 | |
WFKnight | 0:9b3d4731edbb | 70 | /** Destroy the current instance of the interrupt manager |
WFKnight | 0:9b3d4731edbb | 71 | * @deprecated |
WFKnight | 0:9b3d4731edbb | 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. |
WFKnight | 0:9b3d4731edbb | 73 | * |
WFKnight | 0:9b3d4731edbb | 74 | */ |
WFKnight | 0:9b3d4731edbb | 75 | MBED_DEPRECATED_SINCE("mbed-os-5.6", "This class is not part of the " |
WFKnight | 0:9b3d4731edbb | 76 | "public API of mbed-os and is being removed in the future.") |
WFKnight | 0:9b3d4731edbb | 77 | static void destroy(); |
WFKnight | 0:9b3d4731edbb | 78 | |
WFKnight | 0:9b3d4731edbb | 79 | /** Add a handler for an interrupt at the end of the handler list |
WFKnight | 0:9b3d4731edbb | 80 | * @deprecated |
WFKnight | 0:9b3d4731edbb | 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. |
WFKnight | 0:9b3d4731edbb | 82 | * |
WFKnight | 0:9b3d4731edbb | 83 | * @param function the handler to add |
WFKnight | 0:9b3d4731edbb | 84 | * @param irq interrupt number |
WFKnight | 0:9b3d4731edbb | 85 | * |
WFKnight | 0:9b3d4731edbb | 86 | * @returns |
WFKnight | 0:9b3d4731edbb | 87 | * The function object created for 'function' |
WFKnight | 0:9b3d4731edbb | 88 | */ |
WFKnight | 0:9b3d4731edbb | 89 | MBED_DEPRECATED_SINCE("mbed-os-5.6", "This class is not part of the " |
WFKnight | 0:9b3d4731edbb | 90 | "public API of mbed-os and is being removed in the future.") |
WFKnight | 0:9b3d4731edbb | 91 | pFunctionPointer_t add_handler(void (*function)(void), IRQn_Type irq) { |
WFKnight | 0:9b3d4731edbb | 92 | // Underlying call is thread safe |
WFKnight | 0:9b3d4731edbb | 93 | return add_common(function, irq); |
WFKnight | 0:9b3d4731edbb | 94 | } |
WFKnight | 0:9b3d4731edbb | 95 | |
WFKnight | 0:9b3d4731edbb | 96 | /** Add a handler for an interrupt at the beginning of the handler list |
WFKnight | 0:9b3d4731edbb | 97 | * @deprecated |
WFKnight | 0:9b3d4731edbb | 98 | * Do not use this function, this class is not part of the public API of mbed-os and is being removed in the future. |
WFKnight | 0:9b3d4731edbb | 99 | * |
WFKnight | 0:9b3d4731edbb | 100 | * @param function the handler to add |
WFKnight | 0:9b3d4731edbb | 101 | * @param irq interrupt number |
WFKnight | 0:9b3d4731edbb | 102 | * |
WFKnight | 0:9b3d4731edbb | 103 | * @returns |
WFKnight | 0:9b3d4731edbb | 104 | * The function object created for 'function' |
WFKnight | 0:9b3d4731edbb | 105 | */ |
WFKnight | 0:9b3d4731edbb | 106 | MBED_DEPRECATED_SINCE("mbed-os-5.6", "This class is not part of the " |
WFKnight | 0:9b3d4731edbb | 107 | "public API of mbed-os and is being removed in the future.") |
WFKnight | 0:9b3d4731edbb | 108 | pFunctionPointer_t add_handler_front(void (*function)(void), IRQn_Type irq) { |
WFKnight | 0:9b3d4731edbb | 109 | // Underlying call is thread safe |
WFKnight | 0:9b3d4731edbb | 110 | return add_common(function, irq, true); |
WFKnight | 0:9b3d4731edbb | 111 | } |
WFKnight | 0:9b3d4731edbb | 112 | |
WFKnight | 0:9b3d4731edbb | 113 | /** Add a handler for an interrupt at the end of the handler list |
WFKnight | 0:9b3d4731edbb | 114 | * @deprecated |
WFKnight | 0:9b3d4731edbb | 115 | * Do not use this function, this class is not part of the public API of mbed-os and is being removed in the future. |
WFKnight | 0:9b3d4731edbb | 116 | * |
WFKnight | 0:9b3d4731edbb | 117 | * @param tptr pointer to the object that has the handler function |
WFKnight | 0:9b3d4731edbb | 118 | * @param mptr pointer to the actual handler function |
WFKnight | 0:9b3d4731edbb | 119 | * @param irq interrupt number |
WFKnight | 0:9b3d4731edbb | 120 | * |
WFKnight | 0:9b3d4731edbb | 121 | * @returns |
WFKnight | 0:9b3d4731edbb | 122 | * The function object created for 'tptr' and 'mptr' |
WFKnight | 0:9b3d4731edbb | 123 | */ |
WFKnight | 0:9b3d4731edbb | 124 | template<typename T> |
WFKnight | 0:9b3d4731edbb | 125 | MBED_DEPRECATED_SINCE("mbed-os-5.6", "This class is not part of the " |
WFKnight | 0:9b3d4731edbb | 126 | "public API of mbed-os and is being removed in the future.") |
WFKnight | 0:9b3d4731edbb | 127 | pFunctionPointer_t add_handler(T* tptr, void (T::*mptr)(void), IRQn_Type irq) { |
WFKnight | 0:9b3d4731edbb | 128 | // Underlying call is thread safe |
WFKnight | 0:9b3d4731edbb | 129 | return add_common(tptr, mptr, irq); |
WFKnight | 0:9b3d4731edbb | 130 | } |
WFKnight | 0:9b3d4731edbb | 131 | |
WFKnight | 0:9b3d4731edbb | 132 | /** Add a handler for an interrupt at the beginning of the handler list |
WFKnight | 0:9b3d4731edbb | 133 | * @deprecated |
WFKnight | 0:9b3d4731edbb | 134 | * Do not use this function, this class is not part of the public API of mbed-os and is being removed in the future. |
WFKnight | 0:9b3d4731edbb | 135 | * |
WFKnight | 0:9b3d4731edbb | 136 | * @param tptr pointer to the object that has the handler function |
WFKnight | 0:9b3d4731edbb | 137 | * @param mptr pointer to the actual handler function |
WFKnight | 0:9b3d4731edbb | 138 | * @param irq interrupt number |
WFKnight | 0:9b3d4731edbb | 139 | * |
WFKnight | 0:9b3d4731edbb | 140 | * @returns |
WFKnight | 0:9b3d4731edbb | 141 | * The function object created for 'tptr' and 'mptr' |
WFKnight | 0:9b3d4731edbb | 142 | */ |
WFKnight | 0:9b3d4731edbb | 143 | template<typename T> |
WFKnight | 0:9b3d4731edbb | 144 | MBED_DEPRECATED_SINCE("mbed-os-5.6", "This class is not part of the " |
WFKnight | 0:9b3d4731edbb | 145 | "public API of mbed-os and is being removed in the future.") |
WFKnight | 0:9b3d4731edbb | 146 | pFunctionPointer_t add_handler_front(T* tptr, void (T::*mptr)(void), IRQn_Type irq) { |
WFKnight | 0:9b3d4731edbb | 147 | // Underlying call is thread safe |
WFKnight | 0:9b3d4731edbb | 148 | return add_common(tptr, mptr, irq, true); |
WFKnight | 0:9b3d4731edbb | 149 | } |
WFKnight | 0:9b3d4731edbb | 150 | |
WFKnight | 0:9b3d4731edbb | 151 | /** Remove a handler from an interrupt |
WFKnight | 0:9b3d4731edbb | 152 | * @deprecated |
WFKnight | 0:9b3d4731edbb | 153 | * Do not use this function, this class is not part of the public API of mbed-os and is being removed in the future. |
WFKnight | 0:9b3d4731edbb | 154 | * |
WFKnight | 0:9b3d4731edbb | 155 | * @param handler the function object for the handler to remove |
WFKnight | 0:9b3d4731edbb | 156 | * @param irq the interrupt number |
WFKnight | 0:9b3d4731edbb | 157 | * |
WFKnight | 0:9b3d4731edbb | 158 | * @returns |
WFKnight | 0:9b3d4731edbb | 159 | * true if the handler was found and removed, false otherwise |
WFKnight | 0:9b3d4731edbb | 160 | */ |
WFKnight | 0:9b3d4731edbb | 161 | MBED_DEPRECATED_SINCE("mbed-os-5.6", "This class is not part of the " |
WFKnight | 0:9b3d4731edbb | 162 | "public API of mbed-os and is being removed in the future.") |
WFKnight | 0:9b3d4731edbb | 163 | bool remove_handler(pFunctionPointer_t handler, IRQn_Type irq); |
WFKnight | 0:9b3d4731edbb | 164 | |
WFKnight | 0:9b3d4731edbb | 165 | private: |
WFKnight | 0:9b3d4731edbb | 166 | InterruptManager(); |
WFKnight | 0:9b3d4731edbb | 167 | ~InterruptManager(); |
WFKnight | 0:9b3d4731edbb | 168 | |
WFKnight | 0:9b3d4731edbb | 169 | void lock(); |
WFKnight | 0:9b3d4731edbb | 170 | void unlock(); |
WFKnight | 0:9b3d4731edbb | 171 | |
WFKnight | 0:9b3d4731edbb | 172 | template<typename T> |
WFKnight | 0:9b3d4731edbb | 173 | pFunctionPointer_t add_common(T *tptr, void (T::*mptr)(void), IRQn_Type irq, bool front=false) { |
WFKnight | 0:9b3d4731edbb | 174 | _mutex.lock(); |
WFKnight | 0:9b3d4731edbb | 175 | int irq_pos = get_irq_index(irq); |
WFKnight | 0:9b3d4731edbb | 176 | bool change = must_replace_vector(irq); |
WFKnight | 0:9b3d4731edbb | 177 | |
WFKnight | 0:9b3d4731edbb | 178 | pFunctionPointer_t pf = front ? _chains[irq_pos]->add_front(tptr, mptr) : _chains[irq_pos]->add(tptr, mptr); |
WFKnight | 0:9b3d4731edbb | 179 | if (change) |
WFKnight | 0:9b3d4731edbb | 180 | NVIC_SetVector(irq, (uint32_t)&InterruptManager::static_irq_helper); |
WFKnight | 0:9b3d4731edbb | 181 | _mutex.unlock(); |
WFKnight | 0:9b3d4731edbb | 182 | return pf; |
WFKnight | 0:9b3d4731edbb | 183 | } |
WFKnight | 0:9b3d4731edbb | 184 | |
WFKnight | 0:9b3d4731edbb | 185 | pFunctionPointer_t add_common(void (*function)(void), IRQn_Type irq, bool front=false); |
WFKnight | 0:9b3d4731edbb | 186 | bool must_replace_vector(IRQn_Type irq); |
WFKnight | 0:9b3d4731edbb | 187 | int get_irq_index(IRQn_Type irq); |
WFKnight | 0:9b3d4731edbb | 188 | void irq_helper(); |
WFKnight | 0:9b3d4731edbb | 189 | void add_helper(void (*function)(void), IRQn_Type irq, bool front=false); |
WFKnight | 0:9b3d4731edbb | 190 | static void static_irq_helper(); |
WFKnight | 0:9b3d4731edbb | 191 | |
WFKnight | 0:9b3d4731edbb | 192 | CallChain* _chains[NVIC_NUM_VECTORS]; |
WFKnight | 0:9b3d4731edbb | 193 | static InterruptManager* _instance; |
WFKnight | 0:9b3d4731edbb | 194 | PlatformMutex _mutex; |
WFKnight | 0:9b3d4731edbb | 195 | }; |
WFKnight | 0:9b3d4731edbb | 196 | |
WFKnight | 0:9b3d4731edbb | 197 | } // namespace mbed |
WFKnight | 0:9b3d4731edbb | 198 | |
WFKnight | 0:9b3d4731edbb | 199 | #endif |