@@ -597,6 +597,16 @@ static int check_features_against_host(x86_def_t *guest_def)
return rv;
}
+static void x86_cpuid_version_set_family(CPUX86State *env, int family)
+{
+ env->cpuid_version &= ~0xff00f00;
+ if (family > 0x0f) {
+ env->cpuid_version |= 0xf00 | ((family - 0x0f) << 20);
+ } else {
+ env->cpuid_version |= family << 8;
+ }
+}
+
static int cpu_x86_find_by_name(x86_def_t *x86_cpu_def, const char *cpu_model)
{
unsigned int i;
@@ -883,10 +893,7 @@ int cpu_x86_register (CPUX86State *env, const char *cpu_model)
}
env->cpuid_vendor_override = def->vendor_override;
env->cpuid_level = def->level;
- if (def->family > 0x0f)
- env->cpuid_version = 0xf00 | ((def->family - 0x0f) << 20);
- else
- env->cpuid_version = def->family << 8;
+ x86_cpuid_version_set_family(env, def->family);
env->cpuid_version |= ((def->model & 0xf) << 4) | ((def->model >> 4) << 16);
env->cpuid_version |= def->stepping;
env->cpuid_features = def->features;
Move the logic for setting the family and extended family into a helper function. To make the helper self-contained and in preparation of future unordered/multiple uses, mask out any previous family values first. Signed-off-by: Andreas Färber <afaerber@suse.de> --- target-i386/cpuid.c | 15 +++++++++++---- 1 files changed, 11 insertions(+), 4 deletions(-)