c6d712df0e
So the tcb->group still exists to dump files. Signed-off-by: xuxingliang <xuxingliang@xiaomi.com>
91 lines
2.9 KiB
C
91 lines
2.9 KiB
C
/****************************************************************************
|
|
* arch/hc/src/common/hc_exit.c
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed with
|
|
* this work for additional information regarding copyright ownership. The
|
|
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
|
* "License"); you may not use this file except in compliance with the
|
|
* License. You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
* License for the specific language governing permissions and limitations
|
|
* under the License.
|
|
*
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
|
|
#include <sched.h>
|
|
#include <debug.h>
|
|
|
|
#include <nuttx/arch.h>
|
|
#include <nuttx/irq.h>
|
|
|
|
#include "task/task.h"
|
|
#include "sched/sched.h"
|
|
#include "group/group.h"
|
|
#include "hc_internal.h"
|
|
|
|
/****************************************************************************
|
|
* Public Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: up_exit
|
|
*
|
|
* Description:
|
|
* This function causes the currently executing task to cease
|
|
* to exist. This is a special case of task_delete() where the task to
|
|
* be deleted is the currently executing task. It is more complex because
|
|
* a context switch must be perform to the next ready to run task.
|
|
*
|
|
****************************************************************************/
|
|
|
|
void up_exit(int status)
|
|
{
|
|
struct tcb_s *tcb = this_task();
|
|
|
|
/* Make sure that we are in a critical section with local interrupts.
|
|
* The IRQ state will be restored when the next task is started.
|
|
*/
|
|
|
|
enter_critical_section();
|
|
|
|
/* Destroy the task at the head of the ready to run list. */
|
|
|
|
nxtask_exit();
|
|
|
|
/* Now, perform the context switch to the new ready-to-run task at the
|
|
* head of the list.
|
|
*/
|
|
|
|
tcb = this_task();
|
|
|
|
/* Adjusts time slice for SCHED_RR & SCHED_SPORADIC cases */
|
|
|
|
nxsched_resume_scheduler(tcb);
|
|
|
|
#ifdef CONFIG_ARCH_ADDRENV
|
|
/* Make sure that the address environment for the previously running
|
|
* task is closed down gracefully (data caches dump, MMU flushed) and
|
|
* set up the address environment for the new thread at the head of
|
|
* the ready-to-run list.
|
|
*/
|
|
|
|
addrenv_switch(tcb);
|
|
#endif
|
|
|
|
/* Then switch contexts */
|
|
|
|
hc_fullcontextrestore(tcb->xcp.regs);
|
|
}
|