1b6a71ef7SJia Liu /* 2b6a71ef7SJia Liu * OpenRISC interrupt helper routines 3b6a71ef7SJia Liu * 4b6a71ef7SJia Liu * Copyright (c) 2011-2012 Jia Liu <proljc@gmail.com> 5b6a71ef7SJia Liu * Feng Gao <gf91597@gmail.com> 6b6a71ef7SJia Liu * 7b6a71ef7SJia Liu * This library is free software; you can redistribute it and/or 8b6a71ef7SJia Liu * modify it under the terms of the GNU Lesser General Public 9b6a71ef7SJia Liu * License as published by the Free Software Foundation; either 10*779fc6adSThomas Huth * version 2.1 of the License, or (at your option) any later version. 11b6a71ef7SJia Liu * 12b6a71ef7SJia Liu * This library is distributed in the hope that it will be useful, 13b6a71ef7SJia Liu * but WITHOUT ANY WARRANTY; without even the implied warranty of 14b6a71ef7SJia Liu * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15b6a71ef7SJia Liu * Lesser General Public License for more details. 16b6a71ef7SJia Liu * 17b6a71ef7SJia Liu * You should have received a copy of the GNU Lesser General Public 18b6a71ef7SJia Liu * License along with this library; if not, see <http://www.gnu.org/licenses/>. 19b6a71ef7SJia Liu */ 20b6a71ef7SJia Liu 21ed2decc6SPeter Maydell #include "qemu/osdep.h" 22b6a71ef7SJia Liu #include "cpu.h" 232ef6175aSRichard Henderson #include "exec/helper-proto.h" 24b6a71ef7SJia Liu HELPER(rfe)25b6a71ef7SJia Liuvoid HELPER(rfe)(CPUOpenRISCState *env) 26b6a71ef7SJia Liu { 27b9bed1b9SRichard Henderson env->pc = env->epcr; 28b9bed1b9SRichard Henderson env->lock_addr = -1; 29b9bed1b9SRichard Henderson cpu_set_sr(env, env->esr); 30b6a71ef7SJia Liu } 31