diff options
Diffstat (limited to 'target-i386')
| -rw-r--r-- | target-i386/cpu.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/target-i386/cpu.c b/target-i386/cpu.c index deac4a7b95..0ff79a5f41 100644 --- a/target-i386/cpu.c +++ b/target-i386/cpu.c @@ -777,6 +777,47 @@ static void x86_cpuid_set_xlevel(Object *obj, Visitor *v, void *opaque, cpu->env.cpuid_xlevel = value; } +static char *x86_cpuid_get_vendor(Object *obj, Error **errp) +{ + X86CPU *cpu = X86_CPU(obj); + CPUX86State *env = &cpu->env; + char *value; + int i; + + value = (char *)g_malloc(12 + 1); + for (i = 0; i < 4; i++) { + value[i ] = env->cpuid_vendor1 >> (8 * i); + value[i + 4] = env->cpuid_vendor2 >> (8 * i); + value[i + 8] = env->cpuid_vendor3 >> (8 * i); + } + value[12] = '\0'; + return value; +} + +static void x86_cpuid_set_vendor(Object *obj, const char *value, + Error **errp) +{ + X86CPU *cpu = X86_CPU(obj); + CPUX86State *env = &cpu->env; + int i; + + if (strlen(value) != 12) { + error_set(errp, QERR_PROPERTY_VALUE_BAD, "", + "vendor", value); + return; + } + + env->cpuid_vendor1 = 0; + env->cpuid_vendor2 = 0; + env->cpuid_vendor3 = 0; + for (i = 0; i < 4; i++) { + env->cpuid_vendor1 |= ((uint8_t)value[i ]) << (8 * i); + env->cpuid_vendor2 |= ((uint8_t)value[i + 4]) << (8 * i); + env->cpuid_vendor3 |= ((uint8_t)value[i + 8]) << (8 * i); + } + env->cpuid_vendor_override = 1; +} + static char *x86_cpuid_get_model_id(Object *obj, Error **errp) { X86CPU *cpu = X86_CPU(obj); @@ -1671,6 +1712,9 @@ static void x86_cpu_initfn(Object *obj) object_property_add(obj, "xlevel", "int", x86_cpuid_get_xlevel, x86_cpuid_set_xlevel, NULL, NULL, NULL); + object_property_add_str(obj, "vendor", + x86_cpuid_get_vendor, + x86_cpuid_set_vendor, NULL); object_property_add_str(obj, "model-id", x86_cpuid_get_model_id, x86_cpuid_set_model_id, NULL); |