forked from Archive/PX4-Autopilot
63 lines
2.4 KiB
C++
63 lines
2.4 KiB
C++
/****************************************************************************
|
|
*
|
|
* Copyright (C) 2020 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 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.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#include <px4_platform_common/external_reset_lockout.h>
|
|
|
|
#if defined(BOARD_INDICATE_EXTERNAL_LOCKOUT_STATE)
|
|
|
|
#include <px4_platform_common/atomic.h>
|
|
|
|
static px4::atomic<uint8_t> lockout_states {0};
|
|
|
|
void px4_indicate_external_reset_lockout(LockoutComponent component, bool enabled)
|
|
{
|
|
const uint8_t component_mask = 1 << (uint8_t)component;
|
|
uint8_t current_state;
|
|
|
|
if (enabled) {
|
|
current_state = lockout_states.fetch_or(component_mask) | component_mask;
|
|
|
|
} else {
|
|
current_state = lockout_states.fetch_and(~component_mask) & ~component_mask;
|
|
}
|
|
|
|
BOARD_INDICATE_EXTERNAL_LOCKOUT_STATE(current_state != 0);
|
|
}
|
|
|
|
#else
|
|
|
|
void px4_indicate_external_reset_lockout(LockoutComponent component, bool enabled) {}
|
|
|
|
#endif /* BOARD_INDICATE_EXTERNAL_LOCKOUT_STATE */
|
|
|