Preparatory commit to allow prototypes in ofw_machdep.h to contain

both newbus types and OFW types. This involves either including
<machine/bus.h> or <dev/ofw/openfirm.h>.

Reviewed by: jake, jmg, tmm

sys/dev/gem/if_gem_pci.c

@@ -53,6 +53,7 @@ __FBSDID("$FreeBSD$");
 
 #include <machine/bus.h>
 #include <machine/resource.h>
+#include <dev/ofw/openfirm.h>
 #include <machine/ofw_machdep.h>
 
 #include <sys/rman.h>

sys/dev/hme/if_hme_pci.c

@@ -43,6 +43,7 @@ __FBSDID("$FreeBSD$");
 #include <sys/socket.h>
 
 #include <machine/bus.h>
+#include <dev/ofw/openfirm.h>
 #include <machine/ofw_machdep.h>
 #include <machine/resource.h>
 

sys/dev/hme/if_hme_sbus.c

@@ -51,6 +51,7 @@ __FBSDID("$FreeBSD$");
 #include <sys/socket.h>
 
 #include <machine/bus.h>
+#include <dev/ofw/openfirm.h>
 #include <machine/ofw_machdep.h>
 #include <machine/resource.h>
 

sys/sparc64/sparc64/machdep.c

@@ -89,6 +89,7 @@
 
 #include <ddb/ddb.h>
 
+#include <machine/bus.h>
 #include <machine/cache.h>
 #include <machine/clock.h>
 #include <machine/cpu.h>

sys/sparc64/sparc64/mp_machdep.c

@@ -80,6 +80,7 @@
 
 #include <machine/asi.h>
 #include <machine/atomic.h>
+#include <machine/bus.h>
 #include <machine/md_var.h>
 #include <machine/metadata.h>
 #include <machine/ofw_machdep.h>

sys/sparc64/sparc64/vm_machdep.c

@@ -76,6 +76,7 @@
 #include <vm/uma_int.h>
 
 #include <machine/cache.h>
+#include <machine/bus.h>
 #include <machine/cpu.h>
 #include <machine/fp.h>
 #include <machine/fsr.h>