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50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
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/*
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* Copyright(C) 2017, 2016, Imagination Technologies Limited and/or its
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* affiliated group companies.
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*
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* This file is subject to the terms and conditions of the GNU Lesser General
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* Public License v2.1. See the file LICENSE in the top level directory for more
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* details.
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*/
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/**
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* @ingroup cpu_mips32r2_common
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* @{
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*
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* @file
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* @brief Implementation of the kernels thread interface
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*
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* @author Neil Jones <neil.jones@imgtec.com>
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*/
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#ifndef THREAD_ARCH_H
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#define THREAD_ARCH_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define THREAD_API_INLINED
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#ifndef DOXYGEN /* Doxygen is in core/include/thread.h */
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static inline __attribute__((always_inline)) void thread_yield_higher(void)
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{
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/*
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* throw a syscall exception to get into exception level
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* we context switch at exception level.
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*
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* Note syscall 1 is reserved for UHI see:
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* http://wiki.prplfoundation.org/w/images/4/42/UHI_Reference_Manual.pdf
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*/
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__asm volatile ("syscall 2");
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}
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#endif /* DOXYGEN */
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#ifdef __cplusplus
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}
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#endif
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#endif /* THREAD_ARCH_H */
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/** @} */
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