xref: /openbmc/qemu/target/s390x/cpu-qom.h (revision 139c1837)
1 /*
2  * QEMU S/390 CPU
3  *
4  * Copyright (c) 2012 SUSE LINUX Products GmbH
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 2.1 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
18  * <http://www.gnu.org/licenses/lgpl-2.1.html>
19  */
20 #ifndef QEMU_S390_CPU_QOM_H
21 #define QEMU_S390_CPU_QOM_H
22 
23 #include "hw/core/cpu.h"
24 
25 #define TYPE_S390_CPU "s390x-cpu"
26 
27 #define S390_CPU_CLASS(klass) \
28     OBJECT_CLASS_CHECK(S390CPUClass, (klass), TYPE_S390_CPU)
29 #define S390_CPU(obj) \
30     OBJECT_CHECK(S390CPU, (obj), TYPE_S390_CPU)
31 #define S390_CPU_GET_CLASS(obj) \
32     OBJECT_GET_CLASS(S390CPUClass, (obj), TYPE_S390_CPU)
33 
34 typedef struct S390CPUModel S390CPUModel;
35 typedef struct S390CPUDef S390CPUDef;
36 
37 typedef enum cpu_reset_type {
38     S390_CPU_RESET_NORMAL,
39     S390_CPU_RESET_INITIAL,
40     S390_CPU_RESET_CLEAR,
41 } cpu_reset_type;
42 
43 /**
44  * S390CPUClass:
45  * @parent_realize: The parent class' realize handler.
46  * @parent_reset: The parent class' reset handler.
47  * @load_normal: Performs a load normal.
48  * @cpu_reset: Performs a CPU reset.
49  * @initial_cpu_reset: Performs an initial CPU reset.
50  *
51  * An S/390 CPU model.
52  */
53 typedef struct S390CPUClass {
54     /*< private >*/
55     CPUClass parent_class;
56     /*< public >*/
57     const S390CPUDef *cpu_def;
58     bool kvm_required;
59     bool is_static;
60     bool is_migration_safe;
61     const char *desc;
62 
63     DeviceRealize parent_realize;
64     DeviceReset parent_reset;
65     void (*load_normal)(CPUState *cpu);
66     void (*reset)(CPUState *cpu, cpu_reset_type type);
67 } S390CPUClass;
68 
69 typedef struct S390CPU S390CPU;
70 typedef struct CPUS390XState CPUS390XState;
71 
72 #endif
73