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-rw-r--r--include/hw/ide/internal.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/hw/ide/internal.h b/include/hw/ide/internal.h
index a23bb2f348..5b7b0e47e6 100644
--- a/include/hw/ide/internal.h
+++ b/include/hw/ide/internal.h
@@ -58,6 +58,7 @@ OBJECT_DECLARE_SIMPLE_TYPE(IDEBus, IDE_BUS)
#define TAG_MASK 0xf8
/* Bits of Device Control register */
+#define IDE_CTRL_HOB 0x80
#define IDE_CTRL_RESET 0x04
#define IDE_CTRL_DISABLE_IRQ 0x02