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36 lines
1.2 KiB
36 lines
1.2 KiB
// Copyright 2020 The Pigweed Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not
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// use this file except in compliance with the License. You may obtain a copy of
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// the License at
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//
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// https://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, WITHOUT
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// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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// License for the specific language governing permissions and limitations under
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// the License.
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#include "pw_cpu_exception/handler.h"
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namespace pw::cpu_exception {
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static void (*exception_handler)(pw_cpu_exception_State*) =
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&pw_cpu_exception_DefaultHandler;
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extern "C" void pw_cpu_exception_SetHandler(
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void (*handler)(pw_cpu_exception_State*)) {
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exception_handler = handler;
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}
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// Revert the exception handler to point to pw_cpu_exception_DefaultHandler().
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extern "C" void pw_cpu_exception_RestoreDefaultHandler() {
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exception_handler = &pw_cpu_exception_DefaultHandler;
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}
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extern "C" void pw_cpu_exception_HandleException(void* cpu_state) {
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exception_handler(reinterpret_cast<pw_cpu_exception_State*>(cpu_state));
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}
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} // namespace pw::cpu_exception
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