2 * QEMU LatticeMico32 CPU
4 * Copyright (c) 2012 SUSE LINUX Products GmbH
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.
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.
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>
22 #include "qemu-common.h"
25 /* CPUClass::reset() */
26 static void lm32_cpu_reset(CPUState
*s
)
28 LM32CPU
*cpu
= LM32_CPU(s
);
29 LM32CPUClass
*lcc
= LM32_CPU_GET_CLASS(cpu
);
30 CPULM32State
*env
= &cpu
->env
;
35 memset(env
, 0, offsetof(CPULM32State
, breakpoints
));
40 static void lm32_cpu_realizefn(DeviceState
*dev
, Error
**errp
)
42 LM32CPU
*cpu
= LM32_CPU(dev
);
43 LM32CPUClass
*lcc
= LM32_CPU_GET_CLASS(dev
);
47 lcc
->parent_realize(dev
, errp
);
50 static void lm32_cpu_initfn(Object
*obj
)
52 CPUState
*cs
= CPU(obj
);
53 LM32CPU
*cpu
= LM32_CPU(obj
);
54 CPULM32State
*env
= &cpu
->env
;
55 static bool tcg_initialized
;
62 if (tcg_enabled() && !tcg_initialized
) {
63 tcg_initialized
= true;
64 lm32_translate_init();
68 static void lm32_cpu_class_init(ObjectClass
*oc
, void *data
)
70 LM32CPUClass
*lcc
= LM32_CPU_CLASS(oc
);
71 CPUClass
*cc
= CPU_CLASS(oc
);
72 DeviceClass
*dc
= DEVICE_CLASS(oc
);
74 lcc
->parent_realize
= dc
->realize
;
75 dc
->realize
= lm32_cpu_realizefn
;
77 lcc
->parent_reset
= cc
->reset
;
78 cc
->reset
= lm32_cpu_reset
;
80 cc
->do_interrupt
= lm32_cpu_do_interrupt
;
81 cc
->dump_state
= lm32_cpu_dump_state
;
82 cpu_class_set_vmsd(cc
, &vmstate_lm32_cpu
);
85 static const TypeInfo lm32_cpu_type_info
= {
86 .name
= TYPE_LM32_CPU
,
88 .instance_size
= sizeof(LM32CPU
),
89 .instance_init
= lm32_cpu_initfn
,
91 .class_size
= sizeof(LM32CPUClass
),
92 .class_init
= lm32_cpu_class_init
,
95 static void lm32_cpu_register_types(void)
97 type_register_static(&lm32_cpu_type_info
);
100 type_init(lm32_cpu_register_types
)