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-rw-r--r--hw/ide/internal.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/hw/ide/internal.h b/hw/ide/internal.h
index f8a027d0e4..1a02f57bf5 100644
--- a/hw/ide/internal.h
+++ b/hw/ide/internal.h
@@ -25,6 +25,9 @@ typedef struct IDEState IDEState;
 typedef struct IDEDMA IDEDMA;
 typedef struct IDEDMAOps IDEDMAOps;
 
+#define TYPE_IDE_BUS "IDE"
+#define IDE_BUS(obj) OBJECT_CHECK(IDEBus, (obj), TYPE_IDE_BUS)
+
 /* Bits of HD_STATUS */
 #define ERR_STAT		0x01
 #define INDEX_STAT		0x02