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author | px4dev <px4@purgatory.org> | 2013-04-26 20:02:12 -0700 |
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committer | px4dev <px4@purgatory.org> | 2013-04-26 20:02:12 -0700 |
commit | 4748bba35ac8f5ff0010d2ba202c85a6c5d36168 (patch) | |
tree | a6031e715f6408c0cb3cbaba751511a3d16a47c5 /src/systemcmds/tests/test_gpio.c | |
parent | 53f6bac327f6a799b9b0dfee368406cce4151a03 (diff) | |
download | px4-firmware-4748bba35ac8f5ff0010d2ba202c85a6c5d36168.tar.gz px4-firmware-4748bba35ac8f5ff0010d2ba202c85a6c5d36168.tar.bz2 px4-firmware-4748bba35ac8f5ff0010d2ba202c85a6c5d36168.zip |
Move the 'tests' app to the new world.
Diffstat (limited to 'src/systemcmds/tests/test_gpio.c')
-rw-r--r-- | src/systemcmds/tests/test_gpio.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/systemcmds/tests/test_gpio.c b/src/systemcmds/tests/test_gpio.c new file mode 100644 index 000000000..ab536d956 --- /dev/null +++ b/src/systemcmds/tests/test_gpio.c @@ -0,0 +1,115 @@ +/**************************************************************************** + * px4/sensors/test_gpio.c + * + * Copyright (C) 2012 PX4 Development Team. All rights reserved. + * + * 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 <fcntl.h> +#include <errno.h> +#include <debug.h> + +#include <nuttx/analog/adc.h> + +#include "tests.h" + +#include <drivers/drv_gpio.h> + + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/**************************************************************************** + * Private Function Prototypes + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: test_gpio + ****************************************************************************/ + +int test_gpio(int argc, char *argv[]) +{ + int fd; + int ret = 0; + + fd = open(GPIO_DEVICE_PATH, 0); + + if (fd < 0) { + printf("GPIO: open fail\n"); + return ERROR; + } + + /* set all GPIOs to default state */ + ioctl(fd, GPIO_RESET, ~0); + + + /* XXX need to add some GPIO waving stuff here */ + + + /* Go back to default */ + ioctl(fd, GPIO_RESET, ~0); + + printf("\t GPIO test successful.\n"); + + return ret; +} |