move MemMapEntry

It is defined twice already.  Move to a common header file to
remove duplication and make it available to everybody.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-id: 20200928104256.9241-2-kraxel@redhat.com

hw/arm/sbsa-ref.c

@@ -80,11 +80,6 @@ enum {
     SBSA_EHCI,
 };
 
-typedef struct MemMapEntry {
-    hwaddr base;
-    hwaddr size;
-} MemMapEntry;
-
 struct SBSAMachineState {
     MachineState parent;
     struct arm_boot_info bootinfo;

include/exec/hwaddr.h

@@ -18,4 +18,9 @@ typedef uint64_t hwaddr;
 #define HWADDR_PRIx PRIx64
 #define HWADDR_PRIX PRIX64
 
+typedef struct MemMapEntry {
+    hwaddr base;
+    hwaddr size;
+} MemMapEntry;
+
 #endif

include/hw/arm/virt.h

@@ -111,11 +111,6 @@ typedef enum VirtGICType {
     VIRT_GIC_VERSION_NOSEL,
 } VirtGICType;
 
-typedef struct MemMapEntry {
-    hwaddr base;
-    hwaddr size;
-} MemMapEntry;
-
 struct VirtMachineClass {
     MachineClass parent;
     bool disallow_affinity_adjustment;