hw: move headers to include/

Many of these should be cleaned up with proper qdev-/QOM-ification.
Right now there are many catch-all headers in include/hw/ARCH depending
on cpu.h, and this makes it necessary to compile these files per-target.
However, fixing this does not belong in these patches.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

include/hw/qdev-addr.h

@@ -0,0 +1,10 @@
+#ifndef HW_QDEV_ADDR_H
+#define HW_QDEV_ADDR_H 1
+
+#define DEFINE_PROP_TADDR(_n, _s, _f, _d)                               \
+    DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_taddr, hwaddr)
+
+extern PropertyInfo qdev_prop_taddr;
+void qdev_prop_set_taddr(DeviceState *dev, const char *name, hwaddr value);
+
+#endif