564b863d8e
Let cpu_init() return CPUS390XState for backwards compatibility. Signed-off-by: Andreas Färber <afaerber@suse.de>
97 lines
2.6 KiB
C
97 lines
2.6 KiB
C
/*
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* QEMU S/390 CPU
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*
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* Copyright (c) 2009 Ulrich Hecht
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* Copyright (c) 2011 Alexander Graf
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* Copyright (c) 2012 SUSE LINUX Products GmbH
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see
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* <http://www.gnu.org/licenses/lgpl-2.1.html>
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*/
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#include "cpu.h"
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#include "qemu-common.h"
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#include "qemu-timer.h"
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/* CPUClass::reset() */
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static void s390_cpu_reset(CPUState *s)
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{
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S390CPU *cpu = S390_CPU(s);
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S390CPUClass *scc = S390_CPU_GET_CLASS(cpu);
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CPUS390XState *env = &cpu->env;
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if (qemu_loglevel_mask(CPU_LOG_RESET)) {
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qemu_log("CPU Reset (CPU %d)\n", env->cpu_index);
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log_cpu_state(env, 0);
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}
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scc->parent_reset(s);
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memset(env, 0, offsetof(CPUS390XState, breakpoints));
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/* FIXME: reset vector? */
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tlb_flush(env, 1);
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s390_add_running_cpu(env);
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}
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static void s390_cpu_initfn(Object *obj)
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{
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S390CPU *cpu = S390_CPU(obj);
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CPUS390XState *env = &cpu->env;
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static int cpu_num = 0;
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#if !defined(CONFIG_USER_ONLY)
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struct tm tm;
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#endif
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cpu_exec_init(env);
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#if !defined(CONFIG_USER_ONLY)
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qemu_get_timedate(&tm, 0);
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env->tod_offset = TOD_UNIX_EPOCH +
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(time2tod(mktimegm(&tm)) * 1000000000ULL);
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env->tod_basetime = 0;
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env->tod_timer = qemu_new_timer_ns(vm_clock, s390x_tod_timer, cpu);
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env->cpu_timer = qemu_new_timer_ns(vm_clock, s390x_cpu_timer, cpu);
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#endif
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env->cpu_num = cpu_num++;
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env->ext_index = -1;
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cpu_reset(CPU(cpu));
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}
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static void s390_cpu_class_init(ObjectClass *oc, void *data)
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{
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S390CPUClass *scc = S390_CPU_CLASS(oc);
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CPUClass *cc = CPU_CLASS(scc);
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scc->parent_reset = cc->reset;
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cc->reset = s390_cpu_reset;
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}
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static const TypeInfo s390_cpu_type_info = {
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.name = TYPE_S390_CPU,
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.parent = TYPE_CPU,
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.instance_size = sizeof(S390CPU),
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.instance_init = s390_cpu_initfn,
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.abstract = false,
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.class_size = sizeof(S390CPUClass),
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.class_init = s390_cpu_class_init,
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};
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static void s390_cpu_register_types(void)
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{
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type_register_static(&s390_cpu_type_info);
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}
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type_init(s390_cpu_register_types)
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