1 files changed, 2 insertions, 1 deletions
diff --git a/include/hw/display/macfb.h b/include/hw/display/macfb.h
index 6d9f0f7869..55a50d3fb0 100644
--- a/include/hw/display/macfb.h
+++ b/include/hw/display/macfb.h
@@ -48,7 +48,8 @@ typedef struct MacFbMode {
     uint32_t offset;
 } MacFbMode;
 
-#define MACFB_NUM_REGS      8
+#define MACFB_CTRL_TOPADDR  0x200
+#define MACFB_NUM_REGS      (MACFB_CTRL_TOPADDR / sizeof(uint32_t))
 
 typedef struct MacfbState {
     MemoryRegion mem_vram;