Patchwork [v3,08/15] target-i386: Add property getter for CPU family

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Submitter Andreas Färber
Date April 25, 2012, 9:23 a.m.
Message ID <1335345816-22452-9-git-send-email-afaerber@suse.de>
Download mbox | patch
Permalink /patch/154874/
State New
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Andreas Färber - April 25, 2012, 9:23 a.m.
Signed-off-by: Andreas Färber <afaerber@suse.de>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
---
 target-i386/cpu.c |   16 +++++++++++++++-
 1 files changed, 15 insertions(+), 1 deletions(-)

Patch

diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index bb57345..90c1373 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -599,6 +599,20 @@  static int check_features_against_host(x86_def_t *guest_def)
     return rv;
 }
 
+static void x86_cpuid_version_get_family(Object *obj, Visitor *v, void *opaque,
+                                         const char *name, Error **errp)
+{
+    X86CPU *cpu = X86_CPU(obj);
+    CPUX86State *env = &cpu->env;
+    int64_t value;
+
+    value = (env->cpuid_version >> 8) & 0xf;
+    if (value == 0xf) {
+        value += (env->cpuid_version >> 20) & 0xff;
+    }
+    visit_type_int(v, &value, name, errp);
+}
+
 static void x86_cpuid_version_set_family(Object *obj, Visitor *v, void *opaque,
                                          const char *name, Error **errp)
 {
@@ -1538,7 +1552,7 @@  static void x86_cpu_initfn(Object *obj)
     cpu_exec_init(env);
 
     object_property_add(obj, "family", "int",
-                        NULL,
+                        x86_cpuid_version_get_family,
                         x86_cpuid_version_set_family, NULL, NULL, NULL);
     object_property_add(obj, "model", "int",
                         NULL,