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/****************************************************************************
*
* Copyright (C) 2012 PX4 Development Team. All rights reserved.
* Author: @author Lorenz Meier <lm@inf.ethz.ch>
*
* 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 PX4 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.
*
****************************************************************************/
/**
* @file test_sensors.c
* Tests the onboard sensors.
*
* The sensors app must not be running when performing this test.
*/
#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 <arch/board/board.h>
#include <nuttx/spi.h>
#include "tests.h"
#include <drivers/drv_accel.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/****************************************************************************
* Private Types
****************************************************************************/
/****************************************************************************
* Private Function Prototypes
****************************************************************************/
//static int lis331(int argc, char *argv[]);
static int mpu6000(int argc, char *argv[]);
/****************************************************************************
* Private Data
****************************************************************************/
struct {
const char *name;
const char *path;
int (* test)(int argc, char *argv[]);
} sensors[] = {
{"mpu6000", "/dev/accel", mpu6000},
{NULL, NULL, NULL}
};
/****************************************************************************
* Public Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
static int
mpu6000(int argc, char *argv[])
{
printf("\tMPU-6000: test start\n");
fflush(stdout);
int fd;
struct accel_report buf;
int ret;
fd = open("/dev/accel", O_RDONLY);
if (fd < 0) {
printf("\tMPU-6000: open fail, run <mpu6000 start> first.\n");
return ERROR;
}
/* wait at least 100ms, sensor should have data after no more than 20ms */
usleep(100000);
/* read data - expect samples */
ret = read(fd, &buf, sizeof(buf));
if (ret < 3) {
printf("\tMPU-6000: read1 fail (%d)\n", ret);
return ERROR;
} else {
printf("\tMPU-6000 values: acc: x:%8.4f\ty:%8.4f\tz:%8.4f\n", (double)buf.x, (double)buf.y, (double)buf.z);//\tgyro: r:%d\tp:%d\ty:%d\n", buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]);
}
// /* wait at least 10ms, sensor should have data after no more than 2ms */
// usleep(100000);
// ret = read(fd, buf, sizeof(buf));
// if (ret != sizeof(buf)) {
// printf("\tMPU-6000: read2 fail (%d)\n", ret);
// return ERROR;
// } else {
// printf("\tMPU-6000 values: acc: x:%d\ty:%d\tz:%d\tgyro: r:%d\tp:%d\ty:%d\n", buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]);
// }
/* XXX more tests here */
/* Let user know everything is ok */
printf("\tOK: MPU-6000 passed all tests successfully\n");
return OK;
}
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: test_sensors
****************************************************************************/
int test_sensors(int argc, char *argv[])
{
unsigned i;
printf("Running sensors tests:\n\n");
fflush(stdout);
int ret = OK;
for (i = 0; sensors[i].name; i++) {
printf(" sensor: %s\n", sensors[i].name);
/* Flush and leave enough time for the flush to become effective */
fflush(stdout);
usleep(50000);
/* Test the sensor - if the tests crash at this point, the right sensor name has been printed */
ret += sensors[i].test(argc, argv);
}
return ret;
}
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