target-ppc/helper.c

   1 /*
   2  *  PowerPC emulation helpers for QEMU.
   3  *
   4  *  Copyright (c) 2003-2007 Jocelyn Mayer
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include "cpu.h"
  21 #include "helper_regs.h"
  22 #include "kvm.h"
  23 #include "kvm_ppc.h"
  24 #include "cpus.h"
  25
  26 PowerPCCPU *cpu_ppc_init(const char *cpu_model)
  27 {
  28     PowerPCCPU *cpu;
  29     CPUPPCState *env;
  30     const ppc_def_t *def;
  31
  32     def = cpu_ppc_find_by_name(cpu_model);
  33     if (!def) {
  34         return NULL;
  35     }
  36
  37     cpu = POWERPC_CPU(object_new(TYPE_POWERPC_CPU));
  38     env = &cpu->env;
  39
  40     if (tcg_enabled()) {
  41         ppc_translate_init();
  42     }
  43
  44     env->cpu_model_str = cpu_model;
  45     cpu_ppc_register_internal(env, def);
  46
  47     qemu_init_vcpu(env);
  48
  49     return cpu;
  50 }