diff options
Diffstat (limited to 'nuttx/libc/sched')
-rw-r--r-- | nuttx/libc/sched/Make.defs | 4 | ||||
-rw-r--r-- | nuttx/libc/sched/task_startup.c | 104 |
2 files changed, 108 insertions, 0 deletions
diff --git a/nuttx/libc/sched/Make.defs b/nuttx/libc/sched/Make.defs index d2356db0f..310a6259b 100644 --- a/nuttx/libc/sched/Make.defs +++ b/nuttx/libc/sched/Make.defs @@ -37,6 +37,10 @@ CSRCS += sched_getprioritymax.c sched_getprioritymin.c +ifeq ($(CONFIG_NUTTX_KERNEL),y) +CSRCS += task_startup.c +endif + # Add the sched directory to the build DEPPATH += --dep-path sched diff --git a/nuttx/libc/sched/task_startup.c b/nuttx/libc/sched/task_startup.c new file mode 100644 index 000000000..8795faa7a --- /dev/null +++ b/nuttx/libc/sched/task_startup.c @@ -0,0 +1,104 @@ +/**************************************************************************** + * libc/sched/task_startup.c + * + * Copyright (C) 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 <stdlib.h> +#include <assert.h> + +#include <nuttx/sched.h> + +#if defined(CONFIG_NUTTX_KERNEL) && !defined(__KERNEL__) + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Type Declarations + ****************************************************************************/ + +/**************************************************************************** + * Global Variables + ****************************************************************************/ + +/**************************************************************************** + * Private Variables + ****************************************************************************/ + +/**************************************************************************** + * Private Function Prototypes + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: task_startup + * + * Description: + * This function is the user-space, task startup function. It is called + * from up_task_start() in user-mode. + * + * Inputs: + * entrypt - The user-space address of the task entry point + * argc and argv - Standard arguments for the task entry point + * + * Return: + * None. This function does not return. + * + ****************************************************************************/ + +void task_startup(main_t entrypt, int argc, FAR char *argv[]) +{ + DEBUGASSERT(entrypt); + + /* Call the 'main' entry point passing argc and argv, calling exit() + * if/when the task returns. + */ + + exit(entrypt(argc, argv)); +} + +#endif /* CONFIG_NUTTX_KERNEL && !__KERNEL__ */ |