fxos8701cq_main.cpp 4.45 KB
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/**
 * @file fxos8701cq.cpp
 * Driver for the NXP FXOS8701CQ 6-axis sensor with integrated linear accelerometer and
 * magnetometer connected via SPI.
 */

#include "FXOS8701CQ.hpp"

#include <px4_platform_common/getopt.h>
#include <px4_platform_common/module.h>

void
FXOS8701CQ::print_usage()
{
	PRINT_MODULE_USAGE_NAME("fxos8701cq", "driver");
	PRINT_MODULE_USAGE_SUBCATEGORY("imu");
	PRINT_MODULE_USAGE_COMMAND("start");
	PRINT_MODULE_USAGE_PARAMS_I2C_SPI_DRIVER(true, true);
	PRINT_MODULE_USAGE_PARAMS_I2C_ADDRESS(0x1E);
	PRINT_MODULE_USAGE_PARAM_INT('R', 0, 0, 35, "Rotation", true);
	PRINT_MODULE_USAGE_COMMAND("regdump");
	PRINT_MODULE_USAGE_COMMAND("testerror");
	PRINT_MODULE_USAGE_DEFAULT_COMMANDS();
}

I2CSPIDriverBase *FXOS8701CQ::instantiate(const BusCLIArguments &cli, const BusInstanceIterator &iterator,
		int runtime_instance)
{
	device::Device *interface = nullptr;

	if (iterator.busType() == BOARD_I2C_BUS) {
		interface = FXOS8701CQ_I2C_interface(iterator.bus(), cli.bus_frequency, cli.i2c_address);

	} else if (iterator.busType() == BOARD_SPI_BUS) {
		interface = FXOS8701CQ_SPI_interface(iterator.bus(), iterator.devid(), cli.bus_frequency, cli.spi_mode);
	}

	if (interface == nullptr) {
		PX4_ERR("alloc failed");
		return nullptr;
	}

	FXOS8701CQ *dev = new FXOS8701CQ(interface, iterator.configuredBusOption(), iterator.bus(), cli.rotation,
					 cli.i2c_address);

	if (dev == nullptr) {
		delete interface;
		return nullptr;
	}

	if (OK != dev->init()) {
		delete dev;
		return nullptr;
	}

	return dev;
}

void FXOS8701CQ::custom_method(const BusCLIArguments &cli)
{
	switch (cli.custom1) {
	case 0: print_registers(); break;

	case 1: test_error(); break;
	}

}

extern "C" int fxos8701cq_main(int argc, char *argv[])
{
	int ch;
	using ThisDriver = FXOS8701CQ;
	BusCLIArguments cli{true, true};
	cli.default_i2c_frequency = 400 * 1000;
	cli.default_spi_frequency = 1 * 1000 * 1000;
	cli.spi_mode = SPIDEV_MODE0;
	cli.i2c_address = 0x1E;

	while ((ch = cli.getopt(argc, argv, "R:")) != EOF) {
		switch (ch) {
		case 'R':
			cli.rotation = (enum Rotation)atoi(cli.optarg());
			break;
		}
	}

	const char *verb = cli.optarg();

	if (!verb) {
		ThisDriver::print_usage();
		return -1;
	}

	BusInstanceIterator iterator(MODULE_NAME, cli, DRV_ACC_DEVTYPE_FXOS8701C);

	if (!strcmp(verb, "start")) {
		return ThisDriver::module_start(cli, iterator);
	}

	if (!strcmp(verb, "stop")) {
		return ThisDriver::module_stop(iterator);
	}

	if (!strcmp(verb, "status")) {
		return ThisDriver::module_status(iterator);
	}

	if (!strcmp(verb, "regdump")) {
		cli.custom1 = 0;
		return ThisDriver::module_custom_method(cli, iterator);
	}

	if (!strcmp(verb, "testerror")) {
		cli.custom1 = 1;
		return ThisDriver::module_custom_method(cli, iterator);
	}

	ThisDriver::print_usage();
	return -1;
}