incubator-nuttx/examples/nx/nx_server.c

109 lines
3.9 KiB
C

/****************************************************************************
* examples/nx/nx_server.c
*
* Copyright (C) 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 <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sched.h>
#include <errno.h>
#include <debug.h>
#include <nuttx/arch.h>
#include <nuttx/nx.h>
#include "nx_internal.h"
#ifdef CONFIG_NX_MULTIUSER
/****************************************************************************
* Definitions
****************************************************************************/
/****************************************************************************
* Private Types
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: nx_servertask
****************************************************************************/
int nx_servertask(int argc, char *argv[])
{
FAR struct fb_vtable_s *fb;
int ret;
/* Initialize the frame buffer device */
message("nx_servertask: Initializing framebuffer\n");
ret = up_fbinitialize();
if (ret < 0)
{
message("nx_servertask: up_fbinitialize failed: %d\n", -ret);
return 1;
}
fb = up_fbgetvplane(CONFIG_EXAMPLES_NX_VPLANE);
if (!fb)
{
message("nx_servertask: up_fbgetvplane failed, vplane=%d\n", CONFIG_EXAMPLES_NX_VPLANE);
return 2;
}
/* Then start the server */
ret = nx_run(fb);
message("nx_servertask: nx_run returned: %d\n", errno);
return 3;
}
#endif /* CONFIG_NX_MULTIUSER */