mirror of
https://github.com/zephyrproject-rtos/zephyr
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0b8792c05c
Check if osKernelStart() is called from ISR and return error code appropriately. Signed-off-by: Spoorthi K <spoorthi.k@intel.com>
47 lines
716 B
C
47 lines
716 B
C
/*
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* Copyright (c) 2018 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <kernel_structs.h>
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#include <cmsis_os.h>
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#include <ksched.h>
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extern const k_tid_t _main_thread;
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/**
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* @brief Get the RTOS kernel system timer counter
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*/
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uint32_t osKernelSysTick(void)
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{
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return k_cycle_get_32();
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}
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/**
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* @brief Initialize the RTOS Kernel for creating objects.
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*/
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osStatus osKernelInitialize(void)
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{
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return osOK;
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}
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/**
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* @brief Start the RTOS Kernel.
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*/
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osStatus osKernelStart(void)
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{
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if (_is_in_isr()) {
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return osErrorISR;
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}
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return osOK;
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}
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/**
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* @brief Check if the RTOS kernel is already started.
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*/
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int32_t osKernelRunning(void)
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{
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return _has_thread_started(_main_thread);
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}
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