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67 lines
2.4 KiB
C
67 lines
2.4 KiB
C
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/*
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* Copyright (c) 2010-2017, Stefan Lankes, RWTH Aachen University
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* @author Stefan Lankes
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* @file arch/arm64/include/asm/tasks.h
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* @brief Task related structure definitions
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*
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* This file contains the task_t structure definition
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* and task state define constants
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*/
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#ifndef __ASM_TASKS_H__
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#define __ASM_TASKS_H__
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#include <hermit/stddef.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** @brief Setup a default frame for a new task
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*
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* @param task Pointer to the task structure
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* @param ep The entry point for code execution
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* @param arg Arguments list pointer for the task's stack
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* @param core_id Id of the core, which is firstly used by the task
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* @return
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* - 0 on success
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* - -EINVAL (-22) on failure
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*/
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int create_default_frame(task_t* task, entry_point_t ep, void* arg, uint32_t core_id);
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/** @brief Architecture dependent initialize routine
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*/
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static inline void arch_init_task(task_t* task) {}
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#ifdef __cplusplus
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}
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#endif
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#endif
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