1 files changed, 78 insertions, 0 deletions
diff --git a/hw/core/qdev-addr.c b/hw/core/qdev-addr.c
new file mode 100644
index 0000000000..80a38bb017
--- /dev/null
+++ b/hw/core/qdev-addr.c
@@ -0,0 +1,78 @@
+#include "hw/qdev.h"
+#include "hw/qdev-addr.h"
+#include "exec/hwaddr.h"
+#include "qapi/qmp/qerror.h"
+#include "qapi/visitor.h"
+
+/* --- target physical address --- */
+
+static int parse_taddr(DeviceState *dev, Property *prop, const char *str)
+{
+    hwaddr *ptr = qdev_get_prop_ptr(dev, prop);
+
+    *ptr = strtoull(str, NULL, 16);
+    return 0;
+}
+
+static int print_taddr(DeviceState *dev, Property *prop, char *dest, size_t len)
+{
+    hwaddr *ptr = qdev_get_prop_ptr(dev, prop);
+    return snprintf(dest, len, "0x" TARGET_FMT_plx, *ptr);
+}
+
+static void get_taddr(Object *obj, Visitor *v, void *opaque,
+                      const char *name, Error **errp)
+{
+    DeviceState *dev = DEVICE(obj);
+    Property *prop = opaque;
+    hwaddr *ptr = qdev_get_prop_ptr(dev, prop);
+    int64_t value;
+
+    value = *ptr;
+    visit_type_int64(v, &value, name, errp);
+}
+
+static void set_taddr(Object *obj, Visitor *v, void *opaque,
+                      const char *name, Error **errp)
+{
+    DeviceState *dev = DEVICE(obj);
+    Property *prop = opaque;
+    hwaddr *ptr = qdev_get_prop_ptr(dev, prop);
+    Error *local_err = NULL;
+    int64_t value;
+
+    if (dev->realized) {
+        qdev_prop_set_after_realize(dev, name, errp);
+        return;
+    }
+
+    visit_type_int64(v, &value, name, &local_err);
+    if (local_err) {
+        error_propagate(errp, local_err);
+        return;
+    }
+    if ((uint64_t)value <= (uint64_t) ~(hwaddr)0) {
+        *ptr = value;
+    } else {
+        error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE,
+                  dev->id?:"", name, value, (uint64_t) 0,
+                  (uint64_t) ~(hwaddr)0);
+    }
+}
+
+
+PropertyInfo qdev_prop_taddr = {
+    .name  = "taddr",
+    .parse = parse_taddr,
+    .print = print_taddr,
+    .get   = get_taddr,
+    .set   = set_taddr,
+};
+
+void qdev_prop_set_taddr(DeviceState *dev, const char *name, hwaddr value)
+{
+    Error *errp = NULL;
+    object_property_set_int(OBJECT(dev), value, name, &errp);
+    assert(!errp);
+
+}