mirror of https://github.com/ARMmbed/mbed-os.git
48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
/*
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* Copyright (c) 2018-2019 Arm Limited and affiliates.
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "ResetReason.h"
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#ifdef DEVICE_RESET_REASON
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namespace mbed {
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reset_reason_t ResetReason::get()
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{
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// Store the reason statically so it can be accessed after the first call to
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// this function resets it.
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const static reset_reason_t reason = hal_reset_reason_get();
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// Call get raw to cache the reset reason before clearing the registers.
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ResetReason::get_raw();
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hal_reset_reason_clear();
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return reason;
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}
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uint32_t ResetReason::get_raw()
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{
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const static uint32_t reason = hal_reset_reason_get_raw();
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return reason;
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}
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} // namespace mbed
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#endif // DEVICE_RESET_REASON
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