[qemu.git] / target / m68k / cpu.c

/*
 * QEMU Motorola 68k 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>
 */

#include "qemu/osdep.h"
#include "qapi/error.h"
#include "cpu.h"
#include "qemu-common.h"
#include "migration/vmstate.h"
#include "exec/exec-all.h"


static void m68k_cpu_set_pc(CPUState *cs, vaddr value)
{
    M68kCPU *cpu = M68K_CPU(cs);

    cpu->env.pc = value;
}

static bool m68k_cpu_has_work(CPUState *cs)
{
    return cs->interrupt_request & CPU_INTERRUPT_HARD;
}

static void m68k_set_feature(CPUM68KState *env, int feature)
{
    env->features |= (1u << feature);
}

/* CPUClass::reset() */
static void m68k_cpu_reset(CPUState *s)
{
    M68kCPU *cpu = M68K_CPU(s);
    M68kCPUClass *mcc = M68K_CPU_GET_CLASS(cpu);
    CPUM68KState *env = &cpu->env;

    mcc->parent_reset(s);

    memset(env, 0, offsetof(CPUM68KState, end_reset_fields));
#if !defined(CONFIG_USER_ONLY)
    env->sr = 0x2700;
#endif
    m68k_switch_sp(env);
    /* ??? FP regs should be initialized to NaN.  */
    cpu_m68k_set_ccr(env, 0);
    /* TODO: We should set PC from the interrupt vector.  */
    env->pc = 0;
}

static void m68k_cpu_disas_set_info(CPUState *s, disassemble_info *info)
{
    M68kCPU *cpu = M68K_CPU(s);
    CPUM68KState *env = &cpu->env;
    info->print_insn = print_insn_m68k;
    if (m68k_feature(env, M68K_FEATURE_M68000)) {
        info->mach = bfd_mach_m68040;
    }
}

/* CPU models */

static ObjectClass *m68k_cpu_class_by_name(const char *cpu_model)
{
    ObjectClass *oc;
    char *typename;

    if (cpu_model == NULL) {
        return NULL;
    }

    typename = g_strdup_printf("%s-" TYPE_M68K_CPU, cpu_model);
    oc = object_class_by_name(typename);
    g_free(typename);
    if (oc != NULL && (object_class_dynamic_cast(oc, TYPE_M68K_CPU) == NULL ||
                       object_class_is_abstract(oc))) {
        return NULL;
    }
    return oc;
}

static void m5206_cpu_initfn(Object *obj)
{
    M68kCPU *cpu = M68K_CPU(obj);
    CPUM68KState *env = &cpu->env;

    m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
}

static void m68000_cpu_initfn(Object *obj)
{
    M68kCPU *cpu = M68K_CPU(obj);
    CPUM68KState *env = &cpu->env;

    m68k_set_feature(env, M68K_FEATURE_M68000);
    m68k_set_feature(env, M68K_FEATURE_USP);
    m68k_set_feature(env, M68K_FEATURE_WORD_INDEX);
}

static void m68020_cpu_initfn(Object *obj)
{
    M68kCPU *cpu = M68K_CPU(obj);
    CPUM68KState *env = &cpu->env;

    m68k_set_feature(env, M68K_FEATURE_M68000);
    m68k_set_feature(env, M68K_FEATURE_USP);
    m68k_set_feature(env, M68K_FEATURE_WORD_INDEX);
    m68k_set_feature(env, M68K_FEATURE_QUAD_MULDIV);
    m68k_set_feature(env, M68K_FEATURE_BRAL);
    m68k_set_feature(env, M68K_FEATURE_BCCL);
    m68k_set_feature(env, M68K_FEATURE_BITFIELD);
    m68k_set_feature(env, M68K_FEATURE_EXT_FULL);
    m68k_set_feature(env, M68K_FEATURE_SCALED_INDEX);
    m68k_set_feature(env, M68K_FEATURE_LONG_MULDIV);
    m68k_set_feature(env, M68K_FEATURE_FPU);
    m68k_set_feature(env, M68K_FEATURE_CAS);
    m68k_set_feature(env, M68K_FEATURE_BKPT);
    m68k_set_feature(env, M68K_FEATURE_RTD);
}
#define m68030_cpu_initfn m68020_cpu_initfn
#define m68040_cpu_initfn m68020_cpu_initfn

static void m68060_cpu_initfn(Object *obj)
{
    M68kCPU *cpu = M68K_CPU(obj);
    CPUM68KState *env = &cpu->env;

    m68k_set_feature(env, M68K_FEATURE_M68000);
    m68k_set_feature(env, M68K_FEATURE_USP);
    m68k_set_feature(env, M68K_FEATURE_WORD_INDEX);
    m68k_set_feature(env, M68K_FEATURE_BRAL);
    m68k_set_feature(env, M68K_FEATURE_BCCL);
    m68k_set_feature(env, M68K_FEATURE_BITFIELD);
    m68k_set_feature(env, M68K_FEATURE_EXT_FULL);
    m68k_set_feature(env, M68K_FEATURE_SCALED_INDEX);
    m68k_set_feature(env, M68K_FEATURE_LONG_MULDIV);
    m68k_set_feature(env, M68K_FEATURE_FPU);
    m68k_set_feature(env, M68K_FEATURE_CAS);
    m68k_set_feature(env, M68K_FEATURE_BKPT);
    m68k_set_feature(env, M68K_FEATURE_RTD);
}

static void m5208_cpu_initfn(Object *obj)
{
    M68kCPU *cpu = M68K_CPU(obj);
    CPUM68KState *env = &cpu->env;

    m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
    m68k_set_feature(env, M68K_FEATURE_CF_ISA_APLUSC);
    m68k_set_feature(env, M68K_FEATURE_BRAL);
    m68k_set_feature(env, M68K_FEATURE_CF_EMAC);
    m68k_set_feature(env, M68K_FEATURE_USP);
}

static void cfv4e_cpu_initfn(Object *obj)
{
    M68kCPU *cpu = M68K_CPU(obj);
    CPUM68KState *env = &cpu->env;

    m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
    m68k_set_feature(env, M68K_FEATURE_CF_ISA_B);
    m68k_set_feature(env, M68K_FEATURE_BRAL);
    m68k_set_feature(env, M68K_FEATURE_CF_FPU);
    m68k_set_feature(env, M68K_FEATURE_CF_EMAC);
    m68k_set_feature(env, M68K_FEATURE_USP);
}

static void any_cpu_initfn(Object *obj)
{
    M68kCPU *cpu = M68K_CPU(obj);
    CPUM68KState *env = &cpu->env;

    m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
    m68k_set_feature(env, M68K_FEATURE_CF_ISA_B);
    m68k_set_feature(env, M68K_FEATURE_CF_ISA_APLUSC);
    m68k_set_feature(env, M68K_FEATURE_BRAL);
    m68k_set_feature(env, M68K_FEATURE_CF_FPU);
    /* MAC and EMAC are mututally exclusive, so pick EMAC.
       It's mostly backwards compatible.  */
    m68k_set_feature(env, M68K_FEATURE_CF_EMAC);
    m68k_set_feature(env, M68K_FEATURE_CF_EMAC_B);
    m68k_set_feature(env, M68K_FEATURE_USP);
    m68k_set_feature(env, M68K_FEATURE_EXT_FULL);
    m68k_set_feature(env, M68K_FEATURE_WORD_INDEX);
}

typedef struct M68kCPUInfo {
    const char *name;
    void (*instance_init)(Object *obj);
} M68kCPUInfo;

static const M68kCPUInfo m68k_cpus[] = {
    { .name = "m68000", .instance_init = m68000_cpu_initfn },
    { .name = "m68020", .instance_init = m68020_cpu_initfn },
    { .name = "m68030", .instance_init = m68030_cpu_initfn },
    { .name = "m68040", .instance_init = m68040_cpu_initfn },
    { .name = "m68060", .instance_init = m68060_cpu_initfn },
    { .name = "m5206", .instance_init = m5206_cpu_initfn },
    { .name = "m5208", .instance_init = m5208_cpu_initfn },
    { .name = "cfv4e", .instance_init = cfv4e_cpu_initfn },
    { .name = "any",   .instance_init = any_cpu_initfn },
};

static void m68k_cpu_realizefn(DeviceState *dev, Error **errp)
{
    CPUState *cs = CPU(dev);
    M68kCPU *cpu = M68K_CPU(dev);
    M68kCPUClass *mcc = M68K_CPU_GET_CLASS(dev);
    Error *local_err = NULL;

    cpu_exec_realizefn(cs, &local_err);
    if (local_err != NULL) {
        error_propagate(errp, local_err);
        return;
    }

    m68k_cpu_init_gdb(cpu);

    cpu_reset(cs);
    qemu_init_vcpu(cs);

    mcc->parent_realize(dev, errp);
}

static void m68k_cpu_initfn(Object *obj)
{
    CPUState *cs = CPU(obj);
    M68kCPU *cpu = M68K_CPU(obj);
    CPUM68KState *env = &cpu->env;
    static bool inited;

    cs->env_ptr = env;

    if (tcg_enabled() && !inited) {
        inited = true;
        m68k_tcg_init();
    }
}

static const VMStateDescription vmstate_m68k_cpu = {
    .name = "cpu",
    .unmigratable = 1,
};

static void m68k_cpu_class_init(ObjectClass *c, void *data)
{
    M68kCPUClass *mcc = M68K_CPU_CLASS(c);
    CPUClass *cc = CPU_CLASS(c);
    DeviceClass *dc = DEVICE_CLASS(c);

    mcc->parent_realize = dc->realize;
    dc->realize = m68k_cpu_realizefn;

    mcc->parent_reset = cc->reset;
    cc->reset = m68k_cpu_reset;

    cc->class_by_name = m68k_cpu_class_by_name;
    cc->has_work = m68k_cpu_has_work;
    cc->do_interrupt = m68k_cpu_do_interrupt;
    cc->cpu_exec_interrupt = m68k_cpu_exec_interrupt;
    cc->dump_state = m68k_cpu_dump_state;
    cc->set_pc = m68k_cpu_set_pc;
    cc->gdb_read_register = m68k_cpu_gdb_read_register;
    cc->gdb_write_register = m68k_cpu_gdb_write_register;
#ifdef CONFIG_USER_ONLY
    cc->handle_mmu_fault = m68k_cpu_handle_mmu_fault;
#else
    cc->get_phys_page_debug = m68k_cpu_get_phys_page_debug;
#endif
    cc->disas_set_info = m68k_cpu_disas_set_info;

    cc->gdb_num_core_regs = 18;
    cc->gdb_core_xml_file = "cf-core.xml";

    dc->vmsd = &vmstate_m68k_cpu;
}

static void register_cpu_type(const M68kCPUInfo *info)
{
    TypeInfo type_info = {
        .parent = TYPE_M68K_CPU,
        .instance_init = info->instance_init,
    };

    type_info.name = g_strdup_printf("%s-" TYPE_M68K_CPU, info->name);
    type_register(&type_info);
    g_free((void *)type_info.name);
}

static const TypeInfo m68k_cpu_type_info = {
    .name = TYPE_M68K_CPU,
    .parent = TYPE_CPU,
    .instance_size = sizeof(M68kCPU),
    .instance_init = m68k_cpu_initfn,
    .abstract = true,
    .class_size = sizeof(M68kCPUClass),
    .class_init = m68k_cpu_class_init,
};

static void m68k_cpu_register_types(void)
{
    int i;

    type_register_static(&m68k_cpu_type_info);
    for (i = 0; i < ARRAY_SIZE(m68k_cpus); i++) {
        register_cpu_type(&m68k_cpus[i]);
    }
}

type_init(m68k_cpu_register_types)
Commit	Line	Data
b9e7a234 AF	1	/*
	2	* QEMU Motorola 68k 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
d8416665	21	#include "qemu/osdep.h"
da34e65c	22	#include "qapi/error.h"
b9e7a234 AF	23	#include "cpu.h"
b9e7a234 AF	24	#include "qemu-common.h"
087fe4f8	25	#include "migration/vmstate.h"
63c91552	26	#include "exec/exec-all.h"
b9e7a234 AF	27
b9e7a234 AF	28
e700604d AF	29	static void m68k_cpu_set_pc(CPUState *cs, vaddr value)
	30	{
	31	M68kCPU *cpu = M68K_CPU(cs);
	32
	33	cpu->env.pc = value;
	34	}
	35
8c2e1b00 AF	36	static bool m68k_cpu_has_work(CPUState *cs)
	37	{
	38	return cs->interrupt_request & CPU_INTERRUPT_HARD;
	39	}
	40
11150915 AF	41	static void m68k_set_feature(CPUM68KState *env, int feature)
	42	{
	43	env->features \|= (1u << feature);
	44	}
	45
b9e7a234 AF	46	/* CPUClass::reset() */
	47	static void m68k_cpu_reset(CPUState *s)
	48	{
	49	M68kCPU *cpu = M68K_CPU(s);
	50	M68kCPUClass *mcc = M68K_CPU_GET_CLASS(cpu);
	51	CPUM68KState *env = &cpu->env;
	52
	53	mcc->parent_reset(s);
	54
1f5c00cf	55	memset(env, 0, offsetof(CPUM68KState, end_reset_fields));
11c19868 AF	56	#if !defined(CONFIG_USER_ONLY)
	57	env->sr = 0x2700;
	58	#endif
	59	m68k_switch_sp(env);
	60	/* ??? FP regs should be initialized to NaN. */
620c6cf6	61	cpu_m68k_set_ccr(env, 0);
11c19868 AF	62	/* TODO: We should set PC from the interrupt vector. */
11c19868 AF	63	env->pc = 0;
b9e7a234 AF	64	}
b9e7a234 AF	65
4d558f5d	66	static void m68k_cpu_disas_set_info(CPUState s, disassemble_info info)
4f669905	67	{
4d558f5d LV	68	M68kCPU *cpu = M68K_CPU(s);
4d558f5d LV	69	CPUM68KState *env = &cpu->env;
4f669905	70	info->print_insn = print_insn_m68k;
4d558f5d LV	71	if (m68k_feature(env, M68K_FEATURE_M68000)) {
	72	info->mach = bfd_mach_m68040;
	73	}
4f669905 PC	74	}
4f669905 PC	75
11150915 AF	76	/* CPU models */
11150915 AF	77
bc5b2da3 AF	78	static ObjectClass m68k_cpu_class_by_name(const char cpu_model)
	79	{
	80	ObjectClass *oc;
7a9f812b	81	char *typename;
bc5b2da3 AF	82
	83	if (cpu_model == NULL) {
	84	return NULL;
	85	}
	86
7a9f812b AF	87	typename = g_strdup_printf("%s-" TYPE_M68K_CPU, cpu_model);
	88	oc = object_class_by_name(typename);
	89	g_free(typename);
cae85065 AF	90	if (oc != NULL && (object_class_dynamic_cast(oc, TYPE_M68K_CPU) == NULL \|\|
cae85065 AF	91	object_class_is_abstract(oc))) {
bc5b2da3 AF	92	return NULL;
	93	}
	94	return oc;
	95	}
	96
11150915 AF	97	static void m5206_cpu_initfn(Object *obj)
	98	{
	99	M68kCPU *cpu = M68K_CPU(obj);
	100	CPUM68KState *env = &cpu->env;
	101
	102	m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
	103	}
	104
f076803b LV	105	static void m68000_cpu_initfn(Object *obj)
	106	{
	107	M68kCPU *cpu = M68K_CPU(obj);
	108	CPUM68KState *env = &cpu->env;
	109
	110	m68k_set_feature(env, M68K_FEATURE_M68000);
	111	m68k_set_feature(env, M68K_FEATURE_USP);
	112	m68k_set_feature(env, M68K_FEATURE_WORD_INDEX);
	113	}
	114
	115	static void m68020_cpu_initfn(Object *obj)
	116	{
	117	M68kCPU *cpu = M68K_CPU(obj);
	118	CPUM68KState *env = &cpu->env;
	119
	120	m68k_set_feature(env, M68K_FEATURE_M68000);
	121	m68k_set_feature(env, M68K_FEATURE_USP);
	122	m68k_set_feature(env, M68K_FEATURE_WORD_INDEX);
	123	m68k_set_feature(env, M68K_FEATURE_QUAD_MULDIV);
	124	m68k_set_feature(env, M68K_FEATURE_BRAL);
	125	m68k_set_feature(env, M68K_FEATURE_BCCL);
	126	m68k_set_feature(env, M68K_FEATURE_BITFIELD);
	127	m68k_set_feature(env, M68K_FEATURE_EXT_FULL);
	128	m68k_set_feature(env, M68K_FEATURE_SCALED_INDEX);
	129	m68k_set_feature(env, M68K_FEATURE_LONG_MULDIV);
	130	m68k_set_feature(env, M68K_FEATURE_FPU);
	131	m68k_set_feature(env, M68K_FEATURE_CAS);
	132	m68k_set_feature(env, M68K_FEATURE_BKPT);
18059c9e	133	m68k_set_feature(env, M68K_FEATURE_RTD);
f076803b LV	134	}
	135	#define m68030_cpu_initfn m68020_cpu_initfn
	136	#define m68040_cpu_initfn m68020_cpu_initfn
	137
	138	static void m68060_cpu_initfn(Object *obj)
	139	{
	140	M68kCPU *cpu = M68K_CPU(obj);
	141	CPUM68KState *env = &cpu->env;
	142
	143	m68k_set_feature(env, M68K_FEATURE_M68000);
	144	m68k_set_feature(env, M68K_FEATURE_USP);
	145	m68k_set_feature(env, M68K_FEATURE_WORD_INDEX);
	146	m68k_set_feature(env, M68K_FEATURE_BRAL);
	147	m68k_set_feature(env, M68K_FEATURE_BCCL);
	148	m68k_set_feature(env, M68K_FEATURE_BITFIELD);
	149	m68k_set_feature(env, M68K_FEATURE_EXT_FULL);
	150	m68k_set_feature(env, M68K_FEATURE_SCALED_INDEX);
	151	m68k_set_feature(env, M68K_FEATURE_LONG_MULDIV);
	152	m68k_set_feature(env, M68K_FEATURE_FPU);
	153	m68k_set_feature(env, M68K_FEATURE_CAS);
	154	m68k_set_feature(env, M68K_FEATURE_BKPT);
18059c9e	155	m68k_set_feature(env, M68K_FEATURE_RTD);
f076803b LV	156	}
f076803b LV	157
11150915 AF	158	static void m5208_cpu_initfn(Object *obj)
	159	{
	160	M68kCPU *cpu = M68K_CPU(obj);
	161	CPUM68KState *env = &cpu->env;
	162
	163	m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
	164	m68k_set_feature(env, M68K_FEATURE_CF_ISA_APLUSC);
	165	m68k_set_feature(env, M68K_FEATURE_BRAL);
	166	m68k_set_feature(env, M68K_FEATURE_CF_EMAC);
	167	m68k_set_feature(env, M68K_FEATURE_USP);
	168	}
	169
	170	static void cfv4e_cpu_initfn(Object *obj)
	171	{
	172	M68kCPU *cpu = M68K_CPU(obj);
	173	CPUM68KState *env = &cpu->env;
	174
	175	m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
	176	m68k_set_feature(env, M68K_FEATURE_CF_ISA_B);
	177	m68k_set_feature(env, M68K_FEATURE_BRAL);
	178	m68k_set_feature(env, M68K_FEATURE_CF_FPU);
	179	m68k_set_feature(env, M68K_FEATURE_CF_EMAC);
	180	m68k_set_feature(env, M68K_FEATURE_USP);
	181	}
	182
	183	static void any_cpu_initfn(Object *obj)
	184	{
	185	M68kCPU *cpu = M68K_CPU(obj);
	186	CPUM68KState *env = &cpu->env;
	187
	188	m68k_set_feature(env, M68K_FEATURE_CF_ISA_A);
	189	m68k_set_feature(env, M68K_FEATURE_CF_ISA_B);
	190	m68k_set_feature(env, M68K_FEATURE_CF_ISA_APLUSC);
	191	m68k_set_feature(env, M68K_FEATURE_BRAL);
	192	m68k_set_feature(env, M68K_FEATURE_CF_FPU);
	193	/* MAC and EMAC are mututally exclusive, so pick EMAC.
	194	It's mostly backwards compatible. */
	195	m68k_set_feature(env, M68K_FEATURE_CF_EMAC);
	196	m68k_set_feature(env, M68K_FEATURE_CF_EMAC_B);
	197	m68k_set_feature(env, M68K_FEATURE_USP);
	198	m68k_set_feature(env, M68K_FEATURE_EXT_FULL);
	199	m68k_set_feature(env, M68K_FEATURE_WORD_INDEX);
	200	}
	201
	202	typedef struct M68kCPUInfo {
	203	const char *name;
	204	void (instance_init)(Object obj);
	205	} M68kCPUInfo;
	206
	207	static const M68kCPUInfo m68k_cpus[] = {
f076803b LV	208	{ .name = "m68000", .instance_init = m68000_cpu_initfn },
	209	{ .name = "m68020", .instance_init = m68020_cpu_initfn },
	210	{ .name = "m68030", .instance_init = m68030_cpu_initfn },
	211	{ .name = "m68040", .instance_init = m68040_cpu_initfn },
	212	{ .name = "m68060", .instance_init = m68060_cpu_initfn },
11150915 AF	213	{ .name = "m5206", .instance_init = m5206_cpu_initfn },
	214	{ .name = "m5208", .instance_init = m5208_cpu_initfn },
	215	{ .name = "cfv4e", .instance_init = cfv4e_cpu_initfn },
	216	{ .name = "any", .instance_init = any_cpu_initfn },
	217	};
	218
6d1bbc62 AF	219	static void m68k_cpu_realizefn(DeviceState dev, Error *errp)
6d1bbc62 AF	220	{
14a10fc3	221	CPUState *cs = CPU(dev);
6d1bbc62 AF	222	M68kCPU *cpu = M68K_CPU(dev);
6d1bbc62 AF	223	M68kCPUClass *mcc = M68K_CPU_GET_CLASS(dev);
ce5b1bbf LV	224	Error *local_err = NULL;
	225
	226	cpu_exec_realizefn(cs, &local_err);
	227	if (local_err != NULL) {
	228	error_propagate(errp, local_err);
	229	return;
	230	}
6d1bbc62 AF	231
	232	m68k_cpu_init_gdb(cpu);
	233
14a10fc3 AF	234	cpu_reset(cs);
14a10fc3 AF	235	qemu_init_vcpu(cs);
6d1bbc62 AF	236
	237	mcc->parent_realize(dev, errp);
	238	}
	239
9b706039 AF	240	static void m68k_cpu_initfn(Object *obj)
9b706039 AF	241	{
c05efcb1	242	CPUState *cs = CPU(obj);
9b706039 AF	243	M68kCPU *cpu = M68K_CPU(obj);
9b706039 AF	244	CPUM68KState *env = &cpu->env;
1cc89619	245	static bool inited;
9b706039	246
c05efcb1	247	cs->env_ptr = env;
1cc89619 AF	248
	249	if (tcg_enabled() && !inited) {
	250	inited = true;
	251	m68k_tcg_init();
	252	}
9b706039 AF	253	}
9b706039 AF	254
087fe4f8 AF	255	static const VMStateDescription vmstate_m68k_cpu = {
	256	.name = "cpu",
	257	.unmigratable = 1,
	258	};
	259
b9e7a234 AF	260	static void m68k_cpu_class_init(ObjectClass c, void data)
	261	{
	262	M68kCPUClass *mcc = M68K_CPU_CLASS(c);
	263	CPUClass *cc = CPU_CLASS(c);
087fe4f8	264	DeviceClass *dc = DEVICE_CLASS(c);
b9e7a234	265
6d1bbc62 AF	266	mcc->parent_realize = dc->realize;
	267	dc->realize = m68k_cpu_realizefn;
	268
b9e7a234 AF	269	mcc->parent_reset = cc->reset;
b9e7a234 AF	270	cc->reset = m68k_cpu_reset;
bc5b2da3 AF	271
bc5b2da3 AF	272	cc->class_by_name = m68k_cpu_class_by_name;
8c2e1b00	273	cc->has_work = m68k_cpu_has_work;
97a8ea5a	274	cc->do_interrupt = m68k_cpu_do_interrupt;
ab409bb3	275	cc->cpu_exec_interrupt = m68k_cpu_exec_interrupt;
878096ee	276	cc->dump_state = m68k_cpu_dump_state;
e700604d	277	cc->set_pc = m68k_cpu_set_pc;
5b50e790 AF	278	cc->gdb_read_register = m68k_cpu_gdb_read_register;
5b50e790 AF	279	cc->gdb_write_register = m68k_cpu_gdb_write_register;
7510454e AF	280	#ifdef CONFIG_USER_ONLY
	281	cc->handle_mmu_fault = m68k_cpu_handle_mmu_fault;
	282	#else
00b941e5 AF	283	cc->get_phys_page_debug = m68k_cpu_get_phys_page_debug;
00b941e5 AF	284	#endif
4f669905	285	cc->disas_set_info = m68k_cpu_disas_set_info;
00f3fd63	286
a0e372f0	287	cc->gdb_num_core_regs = 18;
5b24c641	288	cc->gdb_core_xml_file = "cf-core.xml";
4c315c27	289
4f669905	290	dc->vmsd = &vmstate_m68k_cpu;
b9e7a234 AF	291	}
b9e7a234 AF	292
11150915 AF	293	static void register_cpu_type(const M68kCPUInfo *info)
	294	{
	295	TypeInfo type_info = {
11150915 AF	296	.parent = TYPE_M68K_CPU,
	297	.instance_init = info->instance_init,
	298	};
	299
7a9f812b	300	type_info.name = g_strdup_printf("%s-" TYPE_M68K_CPU, info->name);
2dddbc21	301	type_register(&type_info);
7a9f812b	302	g_free((void *)type_info.name);
11150915 AF	303	}
11150915 AF	304
b9e7a234 AF	305	static const TypeInfo m68k_cpu_type_info = {
	306	.name = TYPE_M68K_CPU,
	307	.parent = TYPE_CPU,
	308	.instance_size = sizeof(M68kCPU),
9b706039	309	.instance_init = m68k_cpu_initfn,
11150915	310	.abstract = true,
b9e7a234 AF	311	.class_size = sizeof(M68kCPUClass),
	312	.class_init = m68k_cpu_class_init,
	313	};
	314
	315	static void m68k_cpu_register_types(void)
	316	{
11150915 AF	317	int i;
11150915 AF	318
b9e7a234	319	type_register_static(&m68k_cpu_type_info);
11150915 AF	320	for (i = 0; i < ARRAY_SIZE(m68k_cpus); i++) {
	321	register_cpu_type(&m68k_cpus[i]);
	322	}
b9e7a234 AF	323	}
	324
	325	type_init(m68k_cpu_register_types)