diff options
author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-03-27 16:59:15 +0000 |
---|---|---|
committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-03-27 16:59:15 +0000 |
commit | 5d3e1ee2e876b618f11a16753ca1d992260089be (patch) | |
tree | ce0fbf634a4a79157ec8554a02933bf935f5ce72 /apps/examples/nxconsole/nxcon_server.c | |
parent | 2a4b0b1d5da5d20a1145f5bcdd845c3b49cae7bd (diff) | |
download | nuttx-5d3e1ee2e876b618f11a16753ca1d992260089be.tar.gz nuttx-5d3e1ee2e876b618f11a16753ca1d992260089be.tar.bz2 nuttx-5d3e1ee2e876b618f11a16753ca1d992260089be.zip |
Add a test for the NX console device
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4528 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'apps/examples/nxconsole/nxcon_server.c')
-rw-r--r-- | apps/examples/nxconsole/nxcon_server.c | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/apps/examples/nxconsole/nxcon_server.c b/apps/examples/nxconsole/nxcon_server.c new file mode 100644 index 000000000..661479a4a --- /dev/null +++ b/apps/examples/nxconsole/nxcon_server.c @@ -0,0 +1,193 @@ +/**************************************************************************** + * examples/nxconsole/nxcon_server.c + * + * Copyright (C) 2012 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 <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <sched.h> +#include <errno.h> +#include <debug.h> + +#include <nuttx/arch.h> +#include <nuttx/nx/nx.h> + +#ifdef CONFIG_NX_LCDDRIVER +# include <nuttx/lcd/lcd.h> +#else +# include <nuttx/fb.h> +#endif + +#include "nxcon_internal.h" + +#ifdef CONFIG_NX_MULTIUSER + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: nxcon_server + ****************************************************************************/ + +int nxcon_server(int argc, char *argv[]) +{ + FAR NX_DRIVERTYPE *dev; + int ret; + +#if defined(CONFIG_EXAMPLES_NXCON_EXTERNINIT) + /* Use external graphics driver initialization */ + + message("nxcon_server: Initializing external graphics device\n"); + dev = up_nxdrvinit(CONFIG_EXAMPLES_NXCON_DEVNO); + if (!dev) + { + message("nxcon_server: up_nxdrvinit failed, devno=%d\n", CONFIG_EXAMPLES_NXCON_DEVNO); + return ERROR; + } + +#elif defined(CONFIG_NX_LCDDRIVER) + /* Initialize the LCD device */ + + message("nxcon_server: Initializing LCD\n"); + ret = up_lcdinitialize(); + if (ret < 0) + { + message("nxcon_server: up_lcdinitialize failed: %d\n", -ret); + return 1; + } + + /* Get the device instance */ + + dev = up_lcdgetdev(CONFIG_EXAMPLES_NXCON_DEVNO); + if (!dev) + { + message("nxcon_server: up_lcdgetdev failed, devno=%d\n", CONFIG_EXAMPLES_NXCON_DEVNO); + return 2; + } + + /* Turn the LCD on at 75% power */ + + (void)dev->setpower(dev, ((3*CONFIG_LCD_MAXPOWER + 3)/4)); +#else + /* Initialize the frame buffer device */ + + message("nxcon_server: Initializing framebuffer\n"); + ret = up_fbinitialize(); + if (ret < 0) + { + message("nxcon_server: up_fbinitialize failed: %d\n", -ret); + return 1; + } + + dev = up_fbgetvplane(CONFIG_EXAMPLES_NXCON_VPLANE); + if (!dev) + { + message("nxcon_server: up_fbgetvplane failed, vplane=%d\n", CONFIG_EXAMPLES_NXCON_VPLANE); + return 2; + } +#endif + + /* Then start the server */ + + ret = nx_run(dev); + gvdbg("nx_run returned: %d\n", errno); + return 3; +} + +/**************************************************************************** + * Name: nxcon_listener + ****************************************************************************/ + +FAR void *nxcon_listener(FAR void *arg) +{ + int ret; + + /* Process events forever */ + + for (;;) + { + /* Handle the next event. If we were configured blocking, then + * we will stay right here until the next event is received. Since + * we have dedicated a while thread to servicing events, it would + * be most natural to also select CONFIG_NX_BLOCKING -- if not, the + * following would be a tight infinite loop (unless we added addition + * logic with nx_eventnotify and sigwait to pace it). + */ + + ret = nx_eventhandler(g_nxcon_vars.hnx); + if (ret < 0) + { + /* An error occurred... assume that we have lost connection with + * the server. + */ + + message("nxcon_listener: Lost server connection: %d\n", errno); + exit(NXEXIT_LOSTSERVERCONN); + } + + /* If we received a message, we must be connected */ + + if (!g_nxcon_vars.connected) + { + g_nxcon_vars.connected = true; + sem_post(&g_nxcon_vars.eventsem); + message("nxcon_listener: Connected\n"); + } + } +} + +#endif /* CONFIG_NX_MULTIUSER */ |