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/* * Copyright (c) 2015 Intel corporation * * 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. */ /** * @file Software interrupts utility code - ARC implementation */ #include <nanokernel.h> #include <irq_offload.h> static irq_offload_routine_t offload_routine; static void *offload_param; /* Called by trap_s exception handler */ void _irq_do_offload(void) { offload_routine(offload_param); } void irq_offload(irq_offload_routine_t routine, void *parameter) { int key; key = irq_lock(); offload_routine = routine; offload_param = parameter; __asm__ volatile ("trap_s 0"); irq_unlock(key); } |