diff options
Diffstat (limited to 'target-i386/cpuid.c')
| -rw-r--r-- | target-i386/cpuid.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/target-i386/cpuid.c b/target-i386/cpuid.c index ace2a6779c..47e2881103 100644 --- a/target-i386/cpuid.c +++ b/target-i386/cpuid.c @@ -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; |