diff options
Diffstat (limited to 'nuttx/arch/arm/src/common/up_exit.c')
| -rw-r--r-- | nuttx/arch/arm/src/common/up_exit.c | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/nuttx/arch/arm/src/common/up_exit.c b/nuttx/arch/arm/src/common/up_exit.c deleted file mode 100644 index 16f5c4442..000000000 --- a/nuttx/arch/arm/src/common/up_exit.c +++ /dev/null @@ -1,168 +0,0 @@ -/**************************************************************************** - * common/up_exit.c - * - * Copyright (C) 2007-2009, 201-2013 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * 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 <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/fs.h> -#endif - -/**************************************************************************** - * Pre-processor 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) -{ -#if CONFIG_NFILE_DESCRIPTORS > 0 - FAR struct filelist *filelist; -#if CONFIG_NFILE_STREAMS > 0 - FAR struct streamlist *streamlist; -#endif - int i; -#endif - - sdbg(" TCB=%p name=%s pid=%d\n", tcb, tcb->argv[0], tcb->pid); - sdbg(" priority=%d state=%d\n", tcb->sched_priority, tcb->task_state); - -#if CONFIG_NFILE_DESCRIPTORS > 0 - filelist = tcb->group->tg_filelist; - for (i = 0; i < CONFIG_NFILE_DESCRIPTORS; i++) - { - struct inode *inode = filelist->fl_files[i].f_inode; - if (inode) - { - sdbg(" fd=%d refcount=%d\n", - i, inode->i_crefs); - } - } -#endif - -#if CONFIG_NFILE_STREAMS > 0 - streamlist = tcb->group->tg_streamlist; - for (i = 0; i < CONFIG_NFILE_STREAMS; i++) - { - struct file_struct *filep = &streamlist->sl_streams[i]; - if (filep->fs_filedes >= 0) - { -#if CONFIG_STDIO_BUFFER_SIZE > 0 - sdbg(" fd=%d nbytes=%d\n", - filep->fs_filedes, - filep->fs_bufpos - filep->fs_bufstart); -#else - sdbg(" fd=%d\n", filep->fs_filedes); -#endif - } - } -#endif -} -#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 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(); - - slldbg("TCB=%p exitting\n", g_readytorun.head); - -#if defined(CONFIG_DUMP_ON_EXIT) && defined(CONFIG_DEBUG) - slldbg("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; - - /* Then switch contexts */ - - up_fullcontextrestore(tcb->xcp.regs); -} - |