diff options
Diffstat (limited to 'qemu/target-openrisc/interrupt_helper.c')
| -rw-r--r-- | qemu/target-openrisc/interrupt_helper.c | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/qemu/target-openrisc/interrupt_helper.c b/qemu/target-openrisc/interrupt_helper.c deleted file mode 100644 index 11b4b2056..000000000 --- a/qemu/target-openrisc/interrupt_helper.c +++ /dev/null @@ -1,59 +0,0 @@ -/* - * OpenRISC interrupt helper routines - * - * Copyright (c) 2011-2012 Jia Liu <proljc@gmail.com> - * Feng Gao <gf91597@gmail.com> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, see <http://www.gnu.org/licenses/>. - */ - -#include "qemu/osdep.h" -#include "cpu.h" -#include "exec/helper-proto.h" - -void HELPER(rfe)(CPUOpenRISCState *env) -{ - OpenRISCCPU *cpu = openrisc_env_get_cpu(env); - CPUState *cs = CPU(cpu); -#ifndef CONFIG_USER_ONLY - int need_flush_tlb = (cpu->env.sr & (SR_SM | SR_IME | SR_DME)) ^ - (cpu->env.esr & (SR_SM | SR_IME | SR_DME)); -#endif - cpu->env.pc = cpu->env.epcr; - cpu->env.npc = cpu->env.epcr; - cpu->env.sr = cpu->env.esr; - -#ifndef CONFIG_USER_ONLY - if (cpu->env.sr & SR_DME) { - cpu->env.tlb->cpu_openrisc_map_address_data = - &cpu_openrisc_get_phys_data; - } else { - cpu->env.tlb->cpu_openrisc_map_address_data = - &cpu_openrisc_get_phys_nommu; - } - - if (cpu->env.sr & SR_IME) { - cpu->env.tlb->cpu_openrisc_map_address_code = - &cpu_openrisc_get_phys_code; - } else { - cpu->env.tlb->cpu_openrisc_map_address_code = - &cpu_openrisc_get_phys_nommu; - } - - if (need_flush_tlb) { - tlb_flush(cs, 1); - } -#endif - cs->interrupt_request |= CPU_INTERRUPT_EXITTB; -} |