| // Copyright 2020 The Pigweed Authors |
| // |
| // 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 |
| // |
| // https://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 "pw_cpu_exception/handler.h" |
| |
| namespace pw::cpu_exception { |
| |
| static void (*exception_handler)(pw_CpuExceptionState*) = |
| &pw_CpuExceptionDefaultHandler; |
| |
| extern "C" void pw_CpuExceptionSetHandler( |
| void (*handler)(pw_CpuExceptionState*)) { |
| exception_handler = handler; |
| } |
| |
| // Revert the exception handler to point to pw_CpuExceptionDefaultHandler(). |
| extern "C" void pw_CpuExceptionRestoreDefaultHandler() { |
| exception_handler = &pw_CpuExceptionDefaultHandler; |
| } |
| |
| extern "C" void pw_HandleCpuException(void* cpu_state) { |
| exception_handler(reinterpret_cast<pw_CpuExceptionState*>(cpu_state)); |
| } |
| |
| } // namespace pw::cpu_exception |
