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ef1df13087
This patch provides the cpu save information for dumps and later life migration and enables migration of the CPU state. The code is based on earlier work from Christian Borntraeger and Jason Herne. Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com> Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> [provide cpu_post_load()] Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> CC: Andreas Faerber <afaerber@suse.de> CC: Christian Borntraeger <borntraeger@de.ibm.com> CC: Jason J. Herne <jjherne@us.ibm.com> Tested-by: Christian Borntraeger <borntraeger@de.ibm.com> [Cornelia Huck: tweaked cpu_post_load() comment] Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
100 lines
2.9 KiB
C
100 lines
2.9 KiB
C
/*
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* QEMU S/390 CPU
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*
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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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#ifndef QEMU_S390_CPU_QOM_H
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#define QEMU_S390_CPU_QOM_H
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#include "qom/cpu.h"
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#include "cpu.h"
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#define TYPE_S390_CPU "s390-cpu"
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#define S390_CPU_CLASS(klass) \
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OBJECT_CLASS_CHECK(S390CPUClass, (klass), TYPE_S390_CPU)
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#define S390_CPU(obj) \
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OBJECT_CHECK(S390CPU, (obj), TYPE_S390_CPU)
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#define S390_CPU_GET_CLASS(obj) \
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OBJECT_GET_CLASS(S390CPUClass, (obj), TYPE_S390_CPU)
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/**
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* S390CPUClass:
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* @parent_realize: The parent class' realize handler.
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* @parent_reset: The parent class' reset handler.
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* @load_normal: Performs a load normal.
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* @cpu_reset: Performs a CPU reset.
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* @initial_cpu_reset: Performs an initial CPU reset.
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*
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* An S/390 CPU model.
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*/
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typedef struct S390CPUClass {
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/*< private >*/
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CPUClass parent_class;
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/*< public >*/
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DeviceRealize parent_realize;
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void (*parent_reset)(CPUState *cpu);
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void (*load_normal)(CPUState *cpu);
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void (*cpu_reset)(CPUState *cpu);
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void (*initial_cpu_reset)(CPUState *cpu);
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} S390CPUClass;
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/**
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* S390CPU:
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* @env: #CPUS390XState.
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*
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* An S/390 CPU.
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*/
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typedef struct S390CPU {
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/*< private >*/
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CPUState parent_obj;
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/*< public >*/
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CPUS390XState env;
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} S390CPU;
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static inline S390CPU *s390_env_get_cpu(CPUS390XState *env)
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{
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return container_of(env, S390CPU, env);
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}
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#define ENV_GET_CPU(e) CPU(s390_env_get_cpu(e))
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#define ENV_OFFSET offsetof(S390CPU, env)
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#ifndef CONFIG_USER_ONLY
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extern const struct VMStateDescription vmstate_s390_cpu;
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#endif
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void s390_cpu_do_interrupt(CPUState *cpu);
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bool s390_cpu_exec_interrupt(CPUState *cpu, int int_req);
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void s390_cpu_dump_state(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf,
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int flags);
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int s390_cpu_write_elf64_note(WriteCoreDumpFunction f, CPUState *cs,
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int cpuid, void *opaque);
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int s390_cpu_write_elf64_qemunote(WriteCoreDumpFunction f,
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CPUState *cpu, void *opaque);
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hwaddr s390_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
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hwaddr s390_cpu_get_phys_addr_debug(CPUState *cpu, vaddr addr);
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int s390_cpu_gdb_read_register(CPUState *cpu, uint8_t *buf, int reg);
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int s390_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
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void s390_cpu_gdb_init(CPUState *cs);
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#endif
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