/* * PowerPC emulation helpers for QEMU. * * Copyright (c) 2003-2007 Jocelyn Mayer * * 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 "cpu.h" #include "helper.h" /*****************************************************************************/ /* SPR accesses */ #if !defined(CONFIG_USER_ONLY) /* * This is an ugly helper for EPR, which is basically the same as accessing * the IACK (PIAC) register on the MPIC. Because we model the MPIC as a device * that can only talk to the CPU through MMIO, let's access it that way! */ target_ulong helper_load_epr(CPUPPCState *env) { return ldl_phys(env->mpic_cpu_base + 0xA0); } #endif