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target-m68k: Introduce QOM realizefn for M68kCPU

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Introduce realizefn and set realized = true in cpu_m68k_init().

Split off GDB registration to a new m68k_cpu_init_gdb() so that it can
be called from the realizefn.

Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-01-05 15:15:30 +01:00
parent 9c23169e8c
commit 6d1bbc6273
4 changed files with 29 additions and 4 deletions
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2
target-m68k/cpu-qom.h
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@ -33,6 +33,7 @@
/**
* M68kCPUClass:
* @parent_realize: The parent class' realize handler.
* @parent_reset: The parent class' reset handler.
*
* A Motorola 68k CPU model.
@ -42,6 +43,7 @@ typedef struct M68kCPUClass {
CPUClass parent_class;
/*< public >*/
DeviceRealize parent_realize;
void (*parent_reset)(CPUState *cpu);
} M68kCPUClass;

16
target-m68k/cpu.c
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@ -139,6 +139,19 @@ static const M68kCPUInfo m68k_cpus[] = {
{ .name = "any", .instance_init = any_cpu_initfn },
};
static void m68k_cpu_realizefn(DeviceState *dev, Error **errp)
{
M68kCPU *cpu = M68K_CPU(dev);
M68kCPUClass *mcc = M68K_CPU_GET_CLASS(dev);
m68k_cpu_init_gdb(cpu);
cpu_reset(CPU(cpu));
qemu_init_vcpu(&cpu->env);
mcc->parent_realize(dev, errp);
}
static void m68k_cpu_initfn(Object *obj)
{
M68kCPU *cpu = M68K_CPU(obj);
@ -158,6 +171,9 @@ static void m68k_cpu_class_init(ObjectClass *c, void *data)
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;

1
target-m68k/cpu.h
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@ -116,6 +116,7 @@ typedef struct CPUM68KState {
#include "cpu-qom.h"
void m68k_tcg_init(void);
void m68k_cpu_init_gdb(M68kCPU *cpu);
CPUM68KState *cpu_m68k_init(const char *cpu_model);
int cpu_m68k_exec(CPUM68KState *s);
void do_interrupt(CPUM68KState *env1);

14
target-m68k/helper.c
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@ -120,15 +120,21 @@ CPUM68KState *cpu_m68k_init(const char *cpu_model)
env->cpu_model_str = cpu_model;
register_m68k_insns(env);
object_property_set_bool(OBJECT(cpu), true, "realized", NULL);
return env;
}
void m68k_cpu_init_gdb(M68kCPU *cpu)
{
CPUM68KState *env = &cpu->env;
if (m68k_feature(env, M68K_FEATURE_CF_FPU)) {
gdb_register_coprocessor(env, fpu_gdb_get_reg, fpu_gdb_set_reg,
11, "cf-fp.xml", 18);
}
/* TODO: Add [E]MAC registers. */
cpu_reset(ENV_GET_CPU(env));
qemu_init_vcpu(env);
return env;
}
void cpu_m68k_flush_flags(CPUM68KState *env, int cc_op)