SkyTEM BMAG / Mbed 2 deprecated BMAGThrRev

Bmag incl gps rettelse

Dependencies:   mbed WDT MODSERIAL BME280

USBHost/mbed-rtos/rtos/Thread.cpp@56:df9052e3808c, 2019-06-20 (annotated)

Committer:
gert_lauritsen
Date:
Thu Jun 20 07:13:18 2019 +0000
Revision:
56:df9052e3808c
change date stamp from gps, reads serialnumb from file.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
gert_lauritsen 56:df9052e3808c 1 /* mbed Microcontroller Library
gert_lauritsen 56:df9052e3808c 2 * Copyright (c) 2006-2012 ARM Limited
gert_lauritsen 56:df9052e3808c 3 *
gert_lauritsen 56:df9052e3808c 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
gert_lauritsen 56:df9052e3808c 5 * of this software and associated documentation files (the "Software"), to deal
gert_lauritsen 56:df9052e3808c 6 * in the Software without restriction, including without limitation the rights
gert_lauritsen 56:df9052e3808c 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
gert_lauritsen 56:df9052e3808c 8 * copies of the Software, and to permit persons to whom the Software is
gert_lauritsen 56:df9052e3808c 9 * furnished to do so, subject to the following conditions:
gert_lauritsen 56:df9052e3808c 10 *
gert_lauritsen 56:df9052e3808c 11 * The above copyright notice and this permission notice shall be included in
gert_lauritsen 56:df9052e3808c 12 * all copies or substantial portions of the Software.
gert_lauritsen 56:df9052e3808c 13 *
gert_lauritsen 56:df9052e3808c 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
gert_lauritsen 56:df9052e3808c 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
gert_lauritsen 56:df9052e3808c 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
gert_lauritsen 56:df9052e3808c 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
gert_lauritsen 56:df9052e3808c 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
gert_lauritsen 56:df9052e3808c 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
gert_lauritsen 56:df9052e3808c 20 * SOFTWARE.
gert_lauritsen 56:df9052e3808c 21 */
gert_lauritsen 56:df9052e3808c 22 #include "rtos/Thread.h"
gert_lauritsen 56:df9052e3808c 23
gert_lauritsen 56:df9052e3808c 24 #include "mbed.h"
gert_lauritsen 56:df9052e3808c 25 #include "rtos/rtos_idle.h"
gert_lauritsen 56:df9052e3808c 26
gert_lauritsen 56:df9052e3808c 27 // rt_tid2ptcb is an internal function which we exposed to get TCB for thread id
gert_lauritsen 56:df9052e3808c 28 #undef NULL //Workaround for conflicting macros in rt_TypeDef.h and stdio.h
gert_lauritsen 56:df9052e3808c 29 #include "rt_TypeDef.h"
gert_lauritsen 56:df9052e3808c 30
gert_lauritsen 56:df9052e3808c 31 extern "C" P_TCB rt_tid2ptcb(osThreadId thread_id);
gert_lauritsen 56:df9052e3808c 32
gert_lauritsen 56:df9052e3808c 33
gert_lauritsen 56:df9052e3808c 34 static void (*terminate_hook)(osThreadId id) = 0;
gert_lauritsen 56:df9052e3808c 35 extern "C" void thread_terminate_hook(osThreadId id)
gert_lauritsen 56:df9052e3808c 36 {
gert_lauritsen 56:df9052e3808c 37 if (terminate_hook != (void (*)(osThreadId))NULL) {
gert_lauritsen 56:df9052e3808c 38 terminate_hook(id);
gert_lauritsen 56:df9052e3808c 39 }
gert_lauritsen 56:df9052e3808c 40 }
gert_lauritsen 56:df9052e3808c 41
gert_lauritsen 56:df9052e3808c 42 namespace rtos {
gert_lauritsen 56:df9052e3808c 43
gert_lauritsen 56:df9052e3808c 44 void Thread::constructor(osPriority priority,
gert_lauritsen 56:df9052e3808c 45 uint32_t stack_size, unsigned char *stack_pointer) {
gert_lauritsen 56:df9052e3808c 46 _tid = 0;
gert_lauritsen 56:df9052e3808c 47 _dynamic_stack = (stack_pointer == NULL);
gert_lauritsen 56:df9052e3808c 48
gert_lauritsen 56:df9052e3808c 49 #if defined(__MBED_CMSIS_RTOS_CA9) || defined(__MBED_CMSIS_RTOS_CM)
gert_lauritsen 56:df9052e3808c 50 _thread_def.tpriority = priority;
gert_lauritsen 56:df9052e3808c 51 _thread_def.stacksize = stack_size;
gert_lauritsen 56:df9052e3808c 52 _thread_def.stack_pointer = (uint32_t*)stack_pointer;
gert_lauritsen 56:df9052e3808c 53 #endif
gert_lauritsen 56:df9052e3808c 54 }
gert_lauritsen 56:df9052e3808c 55
gert_lauritsen 56:df9052e3808c 56 void Thread::constructor(Callback<void()> task,
gert_lauritsen 56:df9052e3808c 57 osPriority priority, uint32_t stack_size, unsigned char *stack_pointer) {
gert_lauritsen 56:df9052e3808c 58 constructor(priority, stack_size, stack_pointer);
gert_lauritsen 56:df9052e3808c 59
gert_lauritsen 56:df9052e3808c 60 switch (start(task)) {
gert_lauritsen 56:df9052e3808c 61 case osErrorResource:
gert_lauritsen 56:df9052e3808c 62 error("OS ran out of threads!\n");
gert_lauritsen 56:df9052e3808c 63 break;
gert_lauritsen 56:df9052e3808c 64 case osErrorParameter:
gert_lauritsen 56:df9052e3808c 65 error("Thread already running!\n");
gert_lauritsen 56:df9052e3808c 66 break;
gert_lauritsen 56:df9052e3808c 67 case osErrorNoMemory:
gert_lauritsen 56:df9052e3808c 68 error("Error allocating the stack memory\n");
gert_lauritsen 56:df9052e3808c 69 default:
gert_lauritsen 56:df9052e3808c 70 break;
gert_lauritsen 56:df9052e3808c 71 }
gert_lauritsen 56:df9052e3808c 72 }
gert_lauritsen 56:df9052e3808c 73
gert_lauritsen 56:df9052e3808c 74 osStatus Thread::start(Callback<void()> task) {
gert_lauritsen 56:df9052e3808c 75 _mutex.lock();
gert_lauritsen 56:df9052e3808c 76
gert_lauritsen 56:df9052e3808c 77 if (_tid != 0) {
gert_lauritsen 56:df9052e3808c 78 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 79 return osErrorParameter;
gert_lauritsen 56:df9052e3808c 80 }
gert_lauritsen 56:df9052e3808c 81
gert_lauritsen 56:df9052e3808c 82 #if defined(__MBED_CMSIS_RTOS_CA9) || defined(__MBED_CMSIS_RTOS_CM)
gert_lauritsen 56:df9052e3808c 83 _thread_def.pthread = Thread::_thunk;
gert_lauritsen 56:df9052e3808c 84 if (_thread_def.stack_pointer == NULL) {
gert_lauritsen 56:df9052e3808c 85 _thread_def.stack_pointer = new uint32_t[_thread_def.stacksize/sizeof(uint32_t)];
gert_lauritsen 56:df9052e3808c 86 MBED_ASSERT(_thread_def.stack_pointer != NULL);
gert_lauritsen 56:df9052e3808c 87 }
gert_lauritsen 56:df9052e3808c 88
gert_lauritsen 56:df9052e3808c 89 //Fill the stack with a magic word for maximum usage checking
gert_lauritsen 56:df9052e3808c 90 for (uint32_t i = 0; i < (_thread_def.stacksize / sizeof(uint32_t)); i++) {
gert_lauritsen 56:df9052e3808c 91 _thread_def.stack_pointer[i] = 0xE25A2EA5;
gert_lauritsen 56:df9052e3808c 92 }
gert_lauritsen 56:df9052e3808c 93 #endif
gert_lauritsen 56:df9052e3808c 94 _task = task;
gert_lauritsen 56:df9052e3808c 95 _tid = osThreadCreate(&_thread_def, this);
gert_lauritsen 56:df9052e3808c 96 if (_tid == NULL) {
gert_lauritsen 56:df9052e3808c 97 if (_dynamic_stack) {
gert_lauritsen 56:df9052e3808c 98 delete[] (_thread_def.stack_pointer);
gert_lauritsen 56:df9052e3808c 99 _thread_def.stack_pointer = (uint32_t*)NULL;
gert_lauritsen 56:df9052e3808c 100 }
gert_lauritsen 56:df9052e3808c 101 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 102 _join_sem.release();
gert_lauritsen 56:df9052e3808c 103 return osErrorResource;
gert_lauritsen 56:df9052e3808c 104 }
gert_lauritsen 56:df9052e3808c 105
gert_lauritsen 56:df9052e3808c 106 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 107 return osOK;
gert_lauritsen 56:df9052e3808c 108 }
gert_lauritsen 56:df9052e3808c 109
gert_lauritsen 56:df9052e3808c 110 osStatus Thread::terminate() {
gert_lauritsen 56:df9052e3808c 111 osStatus ret;
gert_lauritsen 56:df9052e3808c 112 _mutex.lock();
gert_lauritsen 56:df9052e3808c 113
gert_lauritsen 56:df9052e3808c 114 // Set the Thread's tid to NULL and
gert_lauritsen 56:df9052e3808c 115 // release the semaphore before terminating
gert_lauritsen 56:df9052e3808c 116 // since this thread could be terminating itself
gert_lauritsen 56:df9052e3808c 117 osThreadId local_id = _tid;
gert_lauritsen 56:df9052e3808c 118 _join_sem.release();
gert_lauritsen 56:df9052e3808c 119 _tid = (osThreadId)NULL;
gert_lauritsen 56:df9052e3808c 120
gert_lauritsen 56:df9052e3808c 121 ret = osThreadTerminate(local_id);
gert_lauritsen 56:df9052e3808c 122
gert_lauritsen 56:df9052e3808c 123 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 124 return ret;
gert_lauritsen 56:df9052e3808c 125 }
gert_lauritsen 56:df9052e3808c 126
gert_lauritsen 56:df9052e3808c 127 osStatus Thread::join() {
gert_lauritsen 56:df9052e3808c 128 int32_t ret = _join_sem.wait();
gert_lauritsen 56:df9052e3808c 129 if (ret < 0) {
gert_lauritsen 56:df9052e3808c 130 return osErrorOS;
gert_lauritsen 56:df9052e3808c 131 }
gert_lauritsen 56:df9052e3808c 132
gert_lauritsen 56:df9052e3808c 133 // The semaphore has been released so this thread is being
gert_lauritsen 56:df9052e3808c 134 // terminated or has been terminated. Once the mutex has
gert_lauritsen 56:df9052e3808c 135 // been locked it is ensured that the thread is deleted.
gert_lauritsen 56:df9052e3808c 136 _mutex.lock();
gert_lauritsen 56:df9052e3808c 137 MBED_ASSERT(NULL == _tid);
gert_lauritsen 56:df9052e3808c 138 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 139
gert_lauritsen 56:df9052e3808c 140 // Release sem so any other threads joining this thread wake up
gert_lauritsen 56:df9052e3808c 141 _join_sem.release();
gert_lauritsen 56:df9052e3808c 142 return osOK;
gert_lauritsen 56:df9052e3808c 143 }
gert_lauritsen 56:df9052e3808c 144
gert_lauritsen 56:df9052e3808c 145 osStatus Thread::set_priority(osPriority priority) {
gert_lauritsen 56:df9052e3808c 146 osStatus ret;
gert_lauritsen 56:df9052e3808c 147 _mutex.lock();
gert_lauritsen 56:df9052e3808c 148
gert_lauritsen 56:df9052e3808c 149 ret = osThreadSetPriority(_tid, priority);
gert_lauritsen 56:df9052e3808c 150
gert_lauritsen 56:df9052e3808c 151 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 152 return ret;
gert_lauritsen 56:df9052e3808c 153 }
gert_lauritsen 56:df9052e3808c 154
gert_lauritsen 56:df9052e3808c 155 osPriority Thread::get_priority() {
gert_lauritsen 56:df9052e3808c 156 osPriority ret;
gert_lauritsen 56:df9052e3808c 157 _mutex.lock();
gert_lauritsen 56:df9052e3808c 158
gert_lauritsen 56:df9052e3808c 159 ret = osThreadGetPriority(_tid);
gert_lauritsen 56:df9052e3808c 160
gert_lauritsen 56:df9052e3808c 161 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 162 return ret;
gert_lauritsen 56:df9052e3808c 163 }
gert_lauritsen 56:df9052e3808c 164
gert_lauritsen 56:df9052e3808c 165 int32_t Thread::signal_set(int32_t signals) {
gert_lauritsen 56:df9052e3808c 166 // osSignalSet is thread safe as long as the underlying
gert_lauritsen 56:df9052e3808c 167 // thread does not get terminated or return from main
gert_lauritsen 56:df9052e3808c 168 return osSignalSet(_tid, signals);
gert_lauritsen 56:df9052e3808c 169 }
gert_lauritsen 56:df9052e3808c 170
gert_lauritsen 56:df9052e3808c 171 int32_t Thread::signal_clr(int32_t signals) {
gert_lauritsen 56:df9052e3808c 172 // osSignalClear is thread safe as long as the underlying
gert_lauritsen 56:df9052e3808c 173 // thread does not get terminated or return from main
gert_lauritsen 56:df9052e3808c 174 return osSignalClear(_tid, signals);
gert_lauritsen 56:df9052e3808c 175 }
gert_lauritsen 56:df9052e3808c 176
gert_lauritsen 56:df9052e3808c 177 Thread::State Thread::get_state() {
gert_lauritsen 56:df9052e3808c 178 #if !defined(__MBED_CMSIS_RTOS_CA9) && !defined(__MBED_CMSIS_RTOS_CM)
gert_lauritsen 56:df9052e3808c 179 #ifdef CMSIS_OS_RTX
gert_lauritsen 56:df9052e3808c 180 State status = Deleted;
gert_lauritsen 56:df9052e3808c 181 _mutex.lock();
gert_lauritsen 56:df9052e3808c 182
gert_lauritsen 56:df9052e3808c 183 if (_tid != NULL) {
gert_lauritsen 56:df9052e3808c 184 status = (State)_thread_def.tcb.state;
gert_lauritsen 56:df9052e3808c 185 }
gert_lauritsen 56:df9052e3808c 186
gert_lauritsen 56:df9052e3808c 187 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 188 return status;
gert_lauritsen 56:df9052e3808c 189 #endif
gert_lauritsen 56:df9052e3808c 190 #else
gert_lauritsen 56:df9052e3808c 191 State status = Deleted;
gert_lauritsen 56:df9052e3808c 192 _mutex.lock();
gert_lauritsen 56:df9052e3808c 193
gert_lauritsen 56:df9052e3808c 194 if (_tid != NULL) {
gert_lauritsen 56:df9052e3808c 195 status = (State)osThreadGetState(_tid);
gert_lauritsen 56:df9052e3808c 196 }
gert_lauritsen 56:df9052e3808c 197
gert_lauritsen 56:df9052e3808c 198 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 199 return status;
gert_lauritsen 56:df9052e3808c 200 #endif
gert_lauritsen 56:df9052e3808c 201 }
gert_lauritsen 56:df9052e3808c 202
gert_lauritsen 56:df9052e3808c 203 uint32_t Thread::stack_size() {
gert_lauritsen 56:df9052e3808c 204 #ifndef __MBED_CMSIS_RTOS_CA9
gert_lauritsen 56:df9052e3808c 205 #if defined(CMSIS_OS_RTX) && !defined(__MBED_CMSIS_RTOS_CM)
gert_lauritsen 56:df9052e3808c 206 uint32_t size = 0;
gert_lauritsen 56:df9052e3808c 207 _mutex.lock();
gert_lauritsen 56:df9052e3808c 208
gert_lauritsen 56:df9052e3808c 209 if (_tid != NULL) {
gert_lauritsen 56:df9052e3808c 210 size = _thread_def.tcb.priv_stack;
gert_lauritsen 56:df9052e3808c 211 }
gert_lauritsen 56:df9052e3808c 212
gert_lauritsen 56:df9052e3808c 213 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 214 return size;
gert_lauritsen 56:df9052e3808c 215 #else
gert_lauritsen 56:df9052e3808c 216 uint32_t size = 0;
gert_lauritsen 56:df9052e3808c 217 _mutex.lock();
gert_lauritsen 56:df9052e3808c 218
gert_lauritsen 56:df9052e3808c 219 if (_tid != NULL) {
gert_lauritsen 56:df9052e3808c 220 P_TCB tcb = rt_tid2ptcb(_tid);
gert_lauritsen 56:df9052e3808c 221 size = tcb->priv_stack;
gert_lauritsen 56:df9052e3808c 222 }
gert_lauritsen 56:df9052e3808c 223
gert_lauritsen 56:df9052e3808c 224 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 225 return size;
gert_lauritsen 56:df9052e3808c 226 #endif
gert_lauritsen 56:df9052e3808c 227 #else
gert_lauritsen 56:df9052e3808c 228 return 0;
gert_lauritsen 56:df9052e3808c 229 #endif
gert_lauritsen 56:df9052e3808c 230 }
gert_lauritsen 56:df9052e3808c 231
gert_lauritsen 56:df9052e3808c 232 uint32_t Thread::free_stack() {
gert_lauritsen 56:df9052e3808c 233 #ifndef __MBED_CMSIS_RTOS_CA9
gert_lauritsen 56:df9052e3808c 234 #if defined(CMSIS_OS_RTX) && !defined(__MBED_CMSIS_RTOS_CM)
gert_lauritsen 56:df9052e3808c 235 uint32_t size = 0;
gert_lauritsen 56:df9052e3808c 236 _mutex.lock();
gert_lauritsen 56:df9052e3808c 237
gert_lauritsen 56:df9052e3808c 238 if (_tid != NULL) {
gert_lauritsen 56:df9052e3808c 239 uint32_t bottom = (uint32_t)_thread_def.tcb.stack;
gert_lauritsen 56:df9052e3808c 240 size = _thread_def.tcb.tsk_stack - bottom;
gert_lauritsen 56:df9052e3808c 241 }
gert_lauritsen 56:df9052e3808c 242
gert_lauritsen 56:df9052e3808c 243 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 244 return size;
gert_lauritsen 56:df9052e3808c 245 #else
gert_lauritsen 56:df9052e3808c 246 uint32_t size = 0;
gert_lauritsen 56:df9052e3808c 247 _mutex.lock();
gert_lauritsen 56:df9052e3808c 248
gert_lauritsen 56:df9052e3808c 249 if (_tid != NULL) {
gert_lauritsen 56:df9052e3808c 250 P_TCB tcb = rt_tid2ptcb(_tid);
gert_lauritsen 56:df9052e3808c 251 uint32_t bottom = (uint32_t)tcb->stack;
gert_lauritsen 56:df9052e3808c 252 size = tcb->tsk_stack - bottom;
gert_lauritsen 56:df9052e3808c 253 }
gert_lauritsen 56:df9052e3808c 254
gert_lauritsen 56:df9052e3808c 255 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 256 return size;
gert_lauritsen 56:df9052e3808c 257 #endif
gert_lauritsen 56:df9052e3808c 258 #else
gert_lauritsen 56:df9052e3808c 259 return 0;
gert_lauritsen 56:df9052e3808c 260 #endif
gert_lauritsen 56:df9052e3808c 261 }
gert_lauritsen 56:df9052e3808c 262
gert_lauritsen 56:df9052e3808c 263 uint32_t Thread::used_stack() {
gert_lauritsen 56:df9052e3808c 264 #ifndef __MBED_CMSIS_RTOS_CA9
gert_lauritsen 56:df9052e3808c 265 #if defined(CMSIS_OS_RTX) && !defined(__MBED_CMSIS_RTOS_CM)
gert_lauritsen 56:df9052e3808c 266 uint32_t size = 0;
gert_lauritsen 56:df9052e3808c 267 _mutex.lock();
gert_lauritsen 56:df9052e3808c 268
gert_lauritsen 56:df9052e3808c 269 if (_tid != NULL) {
gert_lauritsen 56:df9052e3808c 270 uint32_t top = (uint32_t)_thread_def.tcb.stack + _thread_def.tcb.priv_stack;
gert_lauritsen 56:df9052e3808c 271 size = top - _thread_def.tcb.tsk_stack;
gert_lauritsen 56:df9052e3808c 272 }
gert_lauritsen 56:df9052e3808c 273
gert_lauritsen 56:df9052e3808c 274 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 275 return size;
gert_lauritsen 56:df9052e3808c 276 #else
gert_lauritsen 56:df9052e3808c 277 uint32_t size = 0;
gert_lauritsen 56:df9052e3808c 278 _mutex.lock();
gert_lauritsen 56:df9052e3808c 279
gert_lauritsen 56:df9052e3808c 280 if (_tid != NULL) {
gert_lauritsen 56:df9052e3808c 281 P_TCB tcb = rt_tid2ptcb(_tid);
gert_lauritsen 56:df9052e3808c 282 uint32_t top = (uint32_t)tcb->stack + tcb->priv_stack;
gert_lauritsen 56:df9052e3808c 283 size = top - tcb->tsk_stack;
gert_lauritsen 56:df9052e3808c 284 }
gert_lauritsen 56:df9052e3808c 285
gert_lauritsen 56:df9052e3808c 286 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 287 return size;
gert_lauritsen 56:df9052e3808c 288 #endif
gert_lauritsen 56:df9052e3808c 289 #else
gert_lauritsen 56:df9052e3808c 290 return 0;
gert_lauritsen 56:df9052e3808c 291 #endif
gert_lauritsen 56:df9052e3808c 292 }
gert_lauritsen 56:df9052e3808c 293
gert_lauritsen 56:df9052e3808c 294 uint32_t Thread::max_stack() {
gert_lauritsen 56:df9052e3808c 295 #ifndef __MBED_CMSIS_RTOS_CA9
gert_lauritsen 56:df9052e3808c 296 #if defined(CMSIS_OS_RTX) && !defined(__MBED_CMSIS_RTOS_CM)
gert_lauritsen 56:df9052e3808c 297 uint32_t size = 0;
gert_lauritsen 56:df9052e3808c 298 _mutex.lock();
gert_lauritsen 56:df9052e3808c 299
gert_lauritsen 56:df9052e3808c 300 if (_tid != NULL) {
gert_lauritsen 56:df9052e3808c 301 uint32_t high_mark = 0;
gert_lauritsen 56:df9052e3808c 302 while (_thread_def.tcb.stack[high_mark] == 0xE25A2EA5)
gert_lauritsen 56:df9052e3808c 303 high_mark++;
gert_lauritsen 56:df9052e3808c 304 size = _thread_def.tcb.priv_stack - (high_mark * 4);
gert_lauritsen 56:df9052e3808c 305 }
gert_lauritsen 56:df9052e3808c 306
gert_lauritsen 56:df9052e3808c 307 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 308 return size;
gert_lauritsen 56:df9052e3808c 309 #else
gert_lauritsen 56:df9052e3808c 310 uint32_t size = 0;
gert_lauritsen 56:df9052e3808c 311 _mutex.lock();
gert_lauritsen 56:df9052e3808c 312
gert_lauritsen 56:df9052e3808c 313 if (_tid != NULL) {
gert_lauritsen 56:df9052e3808c 314 P_TCB tcb = rt_tid2ptcb(_tid);
gert_lauritsen 56:df9052e3808c 315 uint32_t high_mark = 0;
gert_lauritsen 56:df9052e3808c 316 while (tcb->stack[high_mark] == 0xE25A2EA5)
gert_lauritsen 56:df9052e3808c 317 high_mark++;
gert_lauritsen 56:df9052e3808c 318 size = tcb->priv_stack - (high_mark * 4);
gert_lauritsen 56:df9052e3808c 319 }
gert_lauritsen 56:df9052e3808c 320
gert_lauritsen 56:df9052e3808c 321 _mutex.unlock();
gert_lauritsen 56:df9052e3808c 322 return size;
gert_lauritsen 56:df9052e3808c 323 #endif
gert_lauritsen 56:df9052e3808c 324 #else
gert_lauritsen 56:df9052e3808c 325 return 0;
gert_lauritsen 56:df9052e3808c 326 #endif
gert_lauritsen 56:df9052e3808c 327 }
gert_lauritsen 56:df9052e3808c 328
gert_lauritsen 56:df9052e3808c 329 osEvent Thread::signal_wait(int32_t signals, uint32_t millisec) {
gert_lauritsen 56:df9052e3808c 330 return osSignalWait(signals, millisec);
gert_lauritsen 56:df9052e3808c 331 }
gert_lauritsen 56:df9052e3808c 332
gert_lauritsen 56:df9052e3808c 333 osStatus Thread::wait(uint32_t millisec) {
gert_lauritsen 56:df9052e3808c 334 return osDelay(millisec);
gert_lauritsen 56:df9052e3808c 335 }
gert_lauritsen 56:df9052e3808c 336
gert_lauritsen 56:df9052e3808c 337 osStatus Thread::yield() {
gert_lauritsen 56:df9052e3808c 338 return osThreadYield();
gert_lauritsen 56:df9052e3808c 339 }
gert_lauritsen 56:df9052e3808c 340
gert_lauritsen 56:df9052e3808c 341 osThreadId Thread::gettid() {
gert_lauritsen 56:df9052e3808c 342 return osThreadGetId();
gert_lauritsen 56:df9052e3808c 343 }
gert_lauritsen 56:df9052e3808c 344
gert_lauritsen 56:df9052e3808c 345 void Thread::attach_idle_hook(void (*fptr)(void)) {
gert_lauritsen 56:df9052e3808c 346 rtos_attach_idle_hook(fptr);
gert_lauritsen 56:df9052e3808c 347 }
gert_lauritsen 56:df9052e3808c 348
gert_lauritsen 56:df9052e3808c 349 void Thread::attach_terminate_hook(void (*fptr)(osThreadId id)) {
gert_lauritsen 56:df9052e3808c 350 terminate_hook = fptr;
gert_lauritsen 56:df9052e3808c 351 }
gert_lauritsen 56:df9052e3808c 352
gert_lauritsen 56:df9052e3808c 353 Thread::~Thread() {
gert_lauritsen 56:df9052e3808c 354 // terminate is thread safe
gert_lauritsen 56:df9052e3808c 355 terminate();
gert_lauritsen 56:df9052e3808c 356 #ifdef __MBED_CMSIS_RTOS_CM
gert_lauritsen 56:df9052e3808c 357 if (_dynamic_stack) {
gert_lauritsen 56:df9052e3808c 358 delete[] (_thread_def.stack_pointer);
gert_lauritsen 56:df9052e3808c 359 _thread_def.stack_pointer = (uint32_t*)NULL;
gert_lauritsen 56:df9052e3808c 360 }
gert_lauritsen 56:df9052e3808c 361 #endif
gert_lauritsen 56:df9052e3808c 362 }
gert_lauritsen 56:df9052e3808c 363
gert_lauritsen 56:df9052e3808c 364 void Thread::_thunk(const void * thread_ptr)
gert_lauritsen 56:df9052e3808c 365 {
gert_lauritsen 56:df9052e3808c 366 Thread *t = (Thread*)thread_ptr;
gert_lauritsen 56:df9052e3808c 367 t->_task();
gert_lauritsen 56:df9052e3808c 368 t->_mutex.lock();
gert_lauritsen 56:df9052e3808c 369 t->_tid = (osThreadId)NULL;
gert_lauritsen 56:df9052e3808c 370 t->_join_sem.release();
gert_lauritsen 56:df9052e3808c 371 // rtos will release the mutex automatically
gert_lauritsen 56:df9052e3808c 372 }
gert_lauritsen 56:df9052e3808c 373
gert_lauritsen 56:df9052e3808c 374 }