qemu/target-s390x/cpu-qom.h
David Hildenbrand 770a63792b s390x/kvm: hw debugging support via guest PER facility
This patch makes use of the hw debugging support in kvm (provided by the guest's
PER facility) on s390. It enables the following features, available using the
gdbserver:
- single-stepping
- hw breakpoints
- hw watchpoints

Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
2014-05-20 13:05:58 +02:00

94 lines
2.8 KiB
C

/*
* QEMU S/390 CPU
*
* Copyright (c) 2012 SUSE LINUX Products GmbH
*
* 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 2.1 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/lgpl-2.1.html>
*/
#ifndef QEMU_S390_CPU_QOM_H
#define QEMU_S390_CPU_QOM_H
#include "qom/cpu.h"
#include "cpu.h"
#define TYPE_S390_CPU "s390-cpu"
#define S390_CPU_CLASS(klass) \
OBJECT_CLASS_CHECK(S390CPUClass, (klass), TYPE_S390_CPU)
#define S390_CPU(obj) \
OBJECT_CHECK(S390CPU, (obj), TYPE_S390_CPU)
#define S390_CPU_GET_CLASS(obj) \
OBJECT_GET_CLASS(S390CPUClass, (obj), TYPE_S390_CPU)
/**
* S390CPUClass:
* @parent_realize: The parent class' realize handler.
* @parent_reset: The parent class' reset handler.
* @load_normal: Performs a load normal.
* @cpu_reset: Performs a CPU reset.
* @initial_cpu_reset: Performs an initial CPU reset.
*
* An S/390 CPU model.
*/
typedef struct S390CPUClass {
/*< private >*/
CPUClass parent_class;
/*< public >*/
DeviceRealize parent_realize;
void (*parent_reset)(CPUState *cpu);
void (*load_normal)(CPUState *cpu);
void (*cpu_reset)(CPUState *cpu);
void (*initial_cpu_reset)(CPUState *cpu);
} S390CPUClass;
/**
* S390CPU:
* @env: #CPUS390XState.
*
* An S/390 CPU.
*/
typedef struct S390CPU {
/*< private >*/
CPUState parent_obj;
/*< public >*/
CPUS390XState env;
} S390CPU;
static inline S390CPU *s390_env_get_cpu(CPUS390XState *env)
{
return container_of(env, S390CPU, env);
}
#define ENV_GET_CPU(e) CPU(s390_env_get_cpu(e))
#define ENV_OFFSET offsetof(S390CPU, env)
void s390_cpu_do_interrupt(CPUState *cpu);
void s390_cpu_dump_state(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf,
int flags);
int s390_cpu_write_elf64_note(WriteCoreDumpFunction f, CPUState *cs,
int cpuid, void *opaque);
int s390_cpu_write_elf64_qemunote(WriteCoreDumpFunction f,
CPUState *cpu, void *opaque);
hwaddr s390_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
hwaddr s390_cpu_get_phys_addr_debug(CPUState *cpu, vaddr addr);
int s390_cpu_gdb_read_register(CPUState *cpu, uint8_t *buf, int reg);
int s390_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
#endif