diff options
Diffstat (limited to 'nuttx/arch/c5471/src/up_exit.c')
| -rw-r--r-- | nuttx/arch/c5471/src/up_exit.c | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/nuttx/arch/c5471/src/up_exit.c b/nuttx/arch/c5471/src/up_exit.c deleted file mode 100644 index 4d117fce4..000000000 --- a/nuttx/arch/c5471/src/up_exit.c +++ /dev/null @@ -1,162 +0,0 @@ -/**************************************************************************** - * up_exit.c - * - * Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <spudmonkey@racsa.co.cr> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name NuttX nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <nuttx/config.h> -#include <sys/types.h> -#include <sched.h> -#include <debug.h> -#include <nuttx/arch.h> -#include "os_internal.h" -#include "up_internal.h" - -#ifdef CONFIG_DUMP_ON_EXIT -#include <nuttx/fs.h> -#endif - -/**************************************************************************** - * Private Definitions - ****************************************************************************/ - -/**************************************************************************** - * Private Data - ****************************************************************************/ - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: _up_dumponexit - * - * Description: - * Dump the state of all tasks whenever on task exits. This is debug - * instrumentation that was added to check file-related reference counting - * but could be useful again sometime in the future. - * - ****************************************************************************/ - -#if defined(CONFIG_DUMP_ON_EXIT) && defined(CONFIG_DEBUG) -static void _up_dumponexit(FAR _TCB *tcb, FAR void *arg) -{ - int i; - - lldbg(" TCB=%p name=%s\n", tcb, tcb->argv[0]); - if (tcb->filelist) - { - lldbg(" filelist refcount=%d\n", - tcb->filelist->fl_crefs); - - for (i = 0; i < CONFIG_NFILE_DESCRIPTORS; i++) - { - struct inode *inode = tcb->filelist->fl_files[i].f_inode; - if (inode) - { - lldbg(" fd=%d refcount=%d\n", - i, inode->i_crefs); - } - } - } - - if (tcb->streams) - { - lldbg(" streamlist refcount=%d\n", - tcb->streams->sl_crefs); - - for (i = 0; i < CONFIG_NFILE_STREAMS; i++) - { - struct file_struct *filep = &tcb->streams->sl_streams[i]; - if (filep->fs_filedes >= 0) - { - lldbg(" fd=%d nbytes=%d\n", - filep->fs_filedes, - filep->fs_bufpos - filep->fs_bufstart); - } - } - } -} -#endif - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: _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 the next ready to run task. - * - ****************************************************************************/ - -void _exit(int status) -{ - _TCB* tcb; - - /* Disable interrupts. They will be restored when the next - * task is started. - */ - - (void)irqsave(); - - lldbg("TCB=%p exitting\n", tcb); - -#if defined(CONFIG_DUMP_ON_EXIT) && defined(CONFIG_DEBUG) - lldbg("Other tasks:\n"); - sched_foreach(_up_dumponexit, NULL); -#endif - - /* Destroy the task at the head of the ready to run list. */ - - (void)task_deletecurrent(); - - /* Now, perform the context switch to the new ready-to-run task at the - * head of the list. - */ - - tcb = (_TCB*)g_readytorun.head; - lldbg("New Active Task TCB=%p\n", tcb); - - /* Then switch contexts */ - - up_fullcontextrestore(tcb->xcp.regs); -} - |