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target-i386: Introduce "xlevel" property for X86CPU

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Signed-off-by: Andreas Färber <afaerber@suse.de>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
This commit is contained in:
Andreas Färber 2012-04-17 18:44:07 +02:00
parent 8e1898bf94
commit 16b93aa89d
1 changed files with 37 additions and 1 deletions
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38
target-i386/cpu.c
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@ -744,6 +744,39 @@ static void x86_cpuid_set_level(Object *obj, Visitor *v, void *opaque,
cpu->env.cpuid_level = value;
}
static void x86_cpuid_get_xlevel(Object *obj, Visitor *v, void *opaque,
const char *name, Error **errp)
{
X86CPU *cpu = X86_CPU(obj);
int64_t value;
value = cpu->env.cpuid_xlevel;
/* TODO Use visit_type_uint32() once available */
visit_type_int(v, &value, name, errp);
}
static void x86_cpuid_set_xlevel(Object *obj, Visitor *v, void *opaque,
const char *name, Error **errp)
{
X86CPU *cpu = X86_CPU(obj);
const int64_t min = 0;
const int64_t max = UINT32_MAX;
int64_t value;
/* TODO Use visit_type_uint32() once available */
visit_type_int(v, &value, name, errp);
if (error_is_set(errp)) {
return;
}
if (value < min || value > max) {
error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE, "",
name ? name : "null", value, min, max);
return;
}
cpu->env.cpuid_xlevel = value;
}
static char *x86_cpuid_get_model_id(Object *obj, Error **errp)
{
X86CPU *cpu = X86_CPU(obj);
@ -1076,7 +1109,7 @@ int cpu_x86_register(X86CPU *cpu, const char *cpu_model)
env->cpuid_ext_features = def->ext_features;
env->cpuid_ext2_features = def->ext2_features;
env->cpuid_ext3_features = def->ext3_features;
env->cpuid_xlevel = def->xlevel;
object_property_set_int(OBJECT(cpu), def->xlevel, "xlevel", &error);
env->cpuid_kvm_features = def->kvm_features;
env->cpuid_svm_features = def->svm_features;
env->cpuid_ext4_features = def->ext4_features;
@ -1635,6 +1668,9 @@ static void x86_cpu_initfn(Object *obj)
object_property_add(obj, "level", "int",
x86_cpuid_get_level,
x86_cpuid_set_level, NULL, NULL, NULL);
object_property_add(obj, "xlevel", "int",
x86_cpuid_get_xlevel,
x86_cpuid_set_xlevel, NULL, NULL, NULL);
object_property_add_str(obj, "model-id",
x86_cpuid_get_model_id,
x86_cpuid_set_model_id, NULL);