bmp388_main.cpp 3.79 KB
/****************************************************************************
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 *   Copyright (c) 2019 PX4 Development Team. All rights reserved.
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 * 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.
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 *    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,
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#include <px4_platform_common/px4_config.h>
#include <px4_platform_common/getopt.h>
#include <px4_platform_common/module.h>

#include "bmp388.h"

void
BMP388::print_usage()
{
	PRINT_MODULE_USAGE_NAME("bmp388", "driver");
	PRINT_MODULE_USAGE_SUBCATEGORY("baro");
	PRINT_MODULE_USAGE_COMMAND("start");
	PRINT_MODULE_USAGE_PARAMS_I2C_SPI_DRIVER(true, true);
	PRINT_MODULE_USAGE_PARAMS_I2C_ADDRESS(0x76);
	PRINT_MODULE_USAGE_DEFAULT_COMMANDS();
}

I2CSPIDriverBase *BMP388::instantiate(const BusCLIArguments &cli, const BusInstanceIterator &iterator,
				      int runtime_instance)
{
	IBMP388 *interface = nullptr;

	if (iterator.busType() == BOARD_I2C_BUS) {
		interface = bmp388_i2c_interface(iterator.bus(), cli.i2c_address, cli.bus_frequency);

	} else if (iterator.busType() == BOARD_SPI_BUS) {
		interface = bmp388_spi_interface(iterator.bus(), iterator.devid(), cli.bus_frequency, cli.spi_mode);
	}

	if (interface == nullptr) {
		PX4_ERR("failed creating interface for bus %i (devid 0x%x)", iterator.bus(), iterator.devid());
		return nullptr;
	}

	if (interface->init() != OK) {
		delete interface;
		PX4_DEBUG("no device on bus %i (devid 0x%x)", iterator.bus(), iterator.devid());
		return nullptr;
	}

	BMP388 *dev = new BMP388(iterator.configuredBusOption(), iterator.bus(), interface);

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

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

	return dev;
}

extern "C" int bmp388_main(int argc, char *argv[])
{
	using ThisDriver = BMP388;
	BusCLIArguments cli{true, true};
	cli.i2c_address = 0x76;
	cli.default_i2c_frequency = 100 * 1000;
	cli.default_spi_frequency = 10 * 1000 * 1000;

	const char *verb = cli.parseDefaultArguments(argc, argv);

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

	BusInstanceIterator iterator(MODULE_NAME, cli, DRV_BARO_DEVTYPE_BMP388);

	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);
	}

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