mirror of https://github.com/ARMmbed/mbed-os.git
101 lines
2.9 KiB
C++
101 lines
2.9 KiB
C++
/* mbed Microcontroller Library
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* Copyright (c) 2006-2012 ARM Limited
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "Thread.h"
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#include "mbed_error.h"
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namespace rtos {
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Thread::Thread(void (*task)(void const *argument), void *argument,
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osPriority priority, uint32_t stack_size, unsigned char *stack_pointer) {
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#ifdef CMSIS_OS_RTX
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_thread_def.pthread = task;
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_thread_def.tpriority = priority;
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_thread_def.stacksize = stack_size;
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#ifndef __MBED_CMSIS_RTOS_CA9
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if (stack_pointer != NULL) {
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_thread_def.stack_pointer = stack_pointer;
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_dynamic_stack = false;
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} else {
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_thread_def.stack_pointer = new unsigned char[stack_size];
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if (_thread_def.stack_pointer == NULL)
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error("Error allocating the stack memory\n");
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_dynamic_stack = true;
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}
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#endif
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#endif
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_tid = osThreadCreate(&_thread_def, argument);
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}
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osStatus Thread::terminate() {
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return osThreadTerminate(_tid);
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}
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osStatus Thread::set_priority(osPriority priority) {
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return osThreadSetPriority(_tid, priority);
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}
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osPriority Thread::get_priority() {
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return osThreadGetPriority(_tid);
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}
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int32_t Thread::signal_set(int32_t signals) {
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return osSignalSet(_tid, signals);
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}
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Thread::State Thread::get_state() {
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#ifndef __MBED_CMSIS_RTOS_CA9
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return ((State)_thread_def.tcb.state);
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#else
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uint8_t status;
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status = osThreadGetState(_tid);
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return ((State)status);
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#endif
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}
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osEvent Thread::signal_wait(int32_t signals, uint32_t millisec) {
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return osSignalWait(signals, millisec);
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}
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osStatus Thread::wait(uint32_t millisec) {
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return osDelay(millisec);
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}
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osStatus Thread::yield() {
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return osThreadYield();
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}
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osThreadId Thread::gettid() {
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return osThreadGetId();
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}
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Thread::~Thread() {
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terminate();
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#ifndef __MBED_CMSIS_RTOS_CA9
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if (_dynamic_stack) {
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delete[] (_thread_def.stack_pointer);
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}
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#endif
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}
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}
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