Alan Ffrench / Mbed 2 deprecated Experiment_2_5

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Dependencies:   mbed

mbed-rtos/rtos/Thread.cpp@0:52468b19aa21, 2020-07-29 (annotated)

Committer:
alanffrench
Date:
Wed Jul 29 18:51:38 2020 +0000
Revision:
0:52468b19aa21
Threads

Who changed what in which revision?

UserRevisionLine numberNew contents of line
alanffrench 0:52468b19aa21 1 /* mbed Microcontroller Library
alanffrench 0:52468b19aa21 2 * Copyright (c) 2006-2012 ARM Limited
alanffrench 0:52468b19aa21 3 *
alanffrench 0:52468b19aa21 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
alanffrench 0:52468b19aa21 5 * of this software and associated documentation files (the "Software"), to deal
alanffrench 0:52468b19aa21 6 * in the Software without restriction, including without limitation the rights
alanffrench 0:52468b19aa21 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
alanffrench 0:52468b19aa21 8 * copies of the Software, and to permit persons to whom the Software is
alanffrench 0:52468b19aa21 9 * furnished to do so, subject to the following conditions:
alanffrench 0:52468b19aa21 10 *
alanffrench 0:52468b19aa21 11 * The above copyright notice and this permission notice shall be included in
alanffrench 0:52468b19aa21 12 * all copies or substantial portions of the Software.
alanffrench 0:52468b19aa21 13 *
alanffrench 0:52468b19aa21 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
alanffrench 0:52468b19aa21 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
alanffrench 0:52468b19aa21 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
alanffrench 0:52468b19aa21 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
alanffrench 0:52468b19aa21 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
alanffrench 0:52468b19aa21 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
alanffrench 0:52468b19aa21 20 * SOFTWARE.
alanffrench 0:52468b19aa21 21 */
alanffrench 0:52468b19aa21 22 #include "Thread.h"
alanffrench 0:52468b19aa21 23
alanffrench 0:52468b19aa21 24 #include "error.h"
alanffrench 0:52468b19aa21 25
alanffrench 0:52468b19aa21 26 namespace rtos {
alanffrench 0:52468b19aa21 27
alanffrench 0:52468b19aa21 28 Thread::Thread(void (*task)(void const *argument), void *argument,
alanffrench 0:52468b19aa21 29 osPriority priority, uint32_t stack_size, unsigned char *stack_pointer) {
alanffrench 0:52468b19aa21 30 #ifdef CMSIS_OS_RTX
alanffrench 0:52468b19aa21 31 _thread_def.pthread = task;
alanffrench 0:52468b19aa21 32 _thread_def.tpriority = priority;
alanffrench 0:52468b19aa21 33 _thread_def.stacksize = stack_size;
alanffrench 0:52468b19aa21 34 if (stack_pointer != NULL) {
alanffrench 0:52468b19aa21 35 _thread_def.stack_pointer = stack_pointer;
alanffrench 0:52468b19aa21 36 _dynamic_stack = false;
alanffrench 0:52468b19aa21 37 } else {
alanffrench 0:52468b19aa21 38 _thread_def.stack_pointer = new unsigned char[stack_size];
alanffrench 0:52468b19aa21 39 if (_thread_def.stack_pointer == NULL)
alanffrench 0:52468b19aa21 40 error("Error allocating the stack memory");
alanffrench 0:52468b19aa21 41 _dynamic_stack = true;
alanffrench 0:52468b19aa21 42 }
alanffrench 0:52468b19aa21 43 #endif
alanffrench 0:52468b19aa21 44 _tid = osThreadCreate(&_thread_def, argument);
alanffrench 0:52468b19aa21 45 }
alanffrench 0:52468b19aa21 46
alanffrench 0:52468b19aa21 47 osStatus Thread::terminate() {
alanffrench 0:52468b19aa21 48 return osThreadTerminate(_tid);
alanffrench 0:52468b19aa21 49 }
alanffrench 0:52468b19aa21 50
alanffrench 0:52468b19aa21 51 osStatus Thread::set_priority(osPriority priority) {
alanffrench 0:52468b19aa21 52 return osThreadSetPriority(_tid, priority);
alanffrench 0:52468b19aa21 53 }
alanffrench 0:52468b19aa21 54
alanffrench 0:52468b19aa21 55 osPriority Thread::get_priority() {
alanffrench 0:52468b19aa21 56 return osThreadGetPriority(_tid);
alanffrench 0:52468b19aa21 57 }
alanffrench 0:52468b19aa21 58
alanffrench 0:52468b19aa21 59 int32_t Thread::signal_set(int32_t signals) {
alanffrench 0:52468b19aa21 60 return osSignalSet(_tid, signals);
alanffrench 0:52468b19aa21 61 }
alanffrench 0:52468b19aa21 62
alanffrench 0:52468b19aa21 63 Thread::State Thread::get_state() {
alanffrench 0:52468b19aa21 64 return ((State)_thread_def.tcb.state);
alanffrench 0:52468b19aa21 65 }
alanffrench 0:52468b19aa21 66
alanffrench 0:52468b19aa21 67 osEvent Thread::signal_wait(int32_t signals, uint32_t millisec) {
alanffrench 0:52468b19aa21 68 return osSignalWait(signals, millisec);
alanffrench 0:52468b19aa21 69 }
alanffrench 0:52468b19aa21 70
alanffrench 0:52468b19aa21 71 osStatus Thread::wait(uint32_t millisec) {
alanffrench 0:52468b19aa21 72 return osDelay(millisec);
alanffrench 0:52468b19aa21 73 }
alanffrench 0:52468b19aa21 74
alanffrench 0:52468b19aa21 75 osStatus Thread::yield() {
alanffrench 0:52468b19aa21 76 return osThreadYield();
alanffrench 0:52468b19aa21 77 }
alanffrench 0:52468b19aa21 78
alanffrench 0:52468b19aa21 79 osThreadId Thread::gettid() {
alanffrench 0:52468b19aa21 80 return osThreadGetId();
alanffrench 0:52468b19aa21 81 }
alanffrench 0:52468b19aa21 82
alanffrench 0:52468b19aa21 83 Thread::~Thread() {
alanffrench 0:52468b19aa21 84 terminate();
alanffrench 0:52468b19aa21 85 if (_dynamic_stack) {
alanffrench 0:52468b19aa21 86 delete[] (_thread_def.stack_pointer);
alanffrench 0:52468b19aa21 87 }
alanffrench 0:52468b19aa21 88 }
alanffrench 0:52468b19aa21 89
alanffrench 0:52468b19aa21 90 }