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target-i386: Filter out unsupported features at realize time

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Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Igor Mammedov 2012-12-28 21:01:16 +01:00 committed by Andreas Färber
parent 75a192aa68
commit 4586f15775
1 changed files with 16 additions and 15 deletions
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31
target-i386/cpu.c
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@ -1571,21 +1571,6 @@ int cpu_x86_register(X86CPU *cpu, const char *cpu_model)
env->cpuid_ext2_features |= (def->features & CPUID_EXT2_AMD_ALIASES);
}
if (!kvm_enabled()) {
env->cpuid_features &= TCG_FEATURES;
env->cpuid_ext_features &= TCG_EXT_FEATURES;
env->cpuid_ext2_features &= (TCG_EXT2_FEATURES
#ifdef TARGET_X86_64
| CPUID_EXT2_SYSCALL | CPUID_EXT2_LM
#endif
);
env->cpuid_ext3_features &= TCG_EXT3_FEATURES;
env->cpuid_svm_features &= TCG_SVM_FEATURES;
} else {
#ifdef CONFIG_KVM
filter_features_for_kvm(cpu);
#endif
}
object_property_set_str(OBJECT(cpu), def->model_id, "model-id", &error);
if (error) {
fprintf(stderr, "%s\n", error_get_pretty(error));
@ -2106,6 +2091,22 @@ void x86_cpu_realize(Object *obj, Error **errp)
env->cpuid_level = 7;
}
if (!kvm_enabled()) {
env->cpuid_features &= TCG_FEATURES;
env->cpuid_ext_features &= TCG_EXT_FEATURES;
env->cpuid_ext2_features &= (TCG_EXT2_FEATURES
#ifdef TARGET_X86_64
| CPUID_EXT2_SYSCALL | CPUID_EXT2_LM
#endif
);
env->cpuid_ext3_features &= TCG_EXT3_FEATURES;
env->cpuid_svm_features &= TCG_SVM_FEATURES;
} else {
#ifdef CONFIG_KVM
filter_features_for_kvm(cpu);
#endif
}
#ifndef CONFIG_USER_ONLY
qemu_register_reset(x86_cpu_machine_reset_cb, cpu);