| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| #ifndef __MCU_PLIC_H_ |
| #define __MCU_PLIC_H_ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| typedef void (* interrupt_handler_t)(int num); |
| /* |
| * External interrupt table |
| */ |
| extern interrupt_handler_t plic_interrupts[]; |
| |
| /* |
| * Set handler for extern interrupt |
| */ |
| void plic_set_handler(int int_num, interrupt_handler_t handler, int priority); |
| |
| /* Enable exteral interrupt at PLIC */ |
| void plic_enable_interrupt(int int_num); |
| |
| /* Disable exteral interrupt at PLIC */ |
| void plic_disable_interrupt(int int_num); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* __MCU_PLIC_H_ */ |