mbed-os/drivers/source/PortIn.cpp

44 lines
1.1 KiB
C++

/* mbed Microcontroller Library
* Copyright (c) 2006-2019 ARM Limited
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "drivers/PortIn.h"
#if DEVICE_PORTIN
#include "platform/mbed_critical.h"
namespace mbed {
PortIn::PortIn(PortName port, int mask)
{
core_util_critical_section_enter();
port_init(&_port, port, mask, PIN_INPUT);
core_util_critical_section_exit();
}
void PortIn::mode(PinMode mode)
{
core_util_critical_section_enter();
port_mode(&_port, mode);
core_util_critical_section_exit();
}
} // namespace mbed
#endif // #if DEVICE_PORTIN