94 lines
2.6 KiB
C
94 lines
2.6 KiB
C
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/*
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* Copyright (c) 2020 AIIT XUOS Lab
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* XiUOS is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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/**
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* @file: zombierecycle.c
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* @brief: a recycle task of system
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* @version: 1.0
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* @author: AIIT XUOS Lab
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* @date: 2020/3/15
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*
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*/
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#include <xiuos.h>
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#ifdef TASK_ISOLATION
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#include <xs_isolation.h>
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#endif
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DoubleLinklistType KTaskZombie;
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#ifndef ZOMBIE_KTASK_STACKSIZE
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#define ZOMBIE_KTASK_STACKSIZE 2048
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#endif
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int32 zombie_recycle;
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int JudgeZombieKTaskIsNotEmpty(void)
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{
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return (IsDoubleLinkListEmpty(&KTaskZombie) ? 0 : RET_TRUE);
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}
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static void ZombieKTaskEntry(void *parameter)
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{
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x_base lock = 0;
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KTaskDescriptorType task = NONE;
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while(RET_TRUE)
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{
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KDEBUG_NOT_IN_INTERRUPT;
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lock = CriticalAreaLock();
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if (JudgeZombieKTaskIsNotEmpty()) {
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task = SYS_DOUBLE_LINKLIST_ENTRY(KTaskZombie.node_next, struct TaskDescriptor, task_dync_sched_member.sched_link);
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DoubleLinkListRmNode(&(task->task_dync_sched_member.sched_link));
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CriticalAreaUnLock(lock);
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#ifdef SEPARATE_COMPILE
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if(1 == task->task_dync_sched_member.isolation_flag ){
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#ifdef MOMERY_PROTECT_ENABLE
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if(mem_access.Free)
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mem_access.Free(task->task_dync_sched_member.isolation);
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#endif
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x_ufree(task->task_base_info.stack_start);
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} else
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#endif
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{
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KERNEL_FREE(task->task_base_info.stack_start);
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}
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DoubleLinkListRmNode(&(task->link));
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KTaskIdDelete(task->id.id);
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if(task->task_dync_sched_member.delay != NONE){
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KERNEL_FREE(task->task_dync_sched_member.delay);
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}
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KERNEL_FREE(task);
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} else {
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SuspendKTask(zombie_recycle);
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CriticalAreaUnLock(lock);
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DO_KTASK_ASSIGN;
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}
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}
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}
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void ZombieTaskRecycleInit(void)
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{
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InitDoubleLinkList(&KTaskZombie);
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zombie_recycle = KTaskCreate("ZombieRecycleKTask",
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ZombieKTaskEntry,
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NONE,
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ZOMBIE_KTASK_STACKSIZE,
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KTASK_LOWEST_PRIORITY + 1);
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StartupKTask(zombie_recycle);
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} |