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/ppc/openpic.h

@@ -0,0 +1,18 @@
+#if !defined(__OPENPIC_H__)
+#define __OPENPIC_H__
+
+/* OpenPIC have 5 outputs per CPU connected and one IRQ out single output */
+enum {
+    OPENPIC_OUTPUT_INT = 0, /* IRQ                       */
+    OPENPIC_OUTPUT_CINT,    /* critical IRQ              */
+    OPENPIC_OUTPUT_MCK,     /* Machine check event       */
+    OPENPIC_OUTPUT_DEBUG,   /* Inconditional debug event */
+    OPENPIC_OUTPUT_RESET,   /* Core reset event          */
+    OPENPIC_OUTPUT_NB,
+};
+
+#define OPENPIC_MODEL_RAVEN       0
+#define OPENPIC_MODEL_FSL_MPIC_20 1
+#define OPENPIC_MODEL_FSL_MPIC_42 2
+
+#endif /* __OPENPIC_H__ */