1 files changed, 1 insertions, 0 deletions
diff --git a/x86.h b/x86.h
index 0063826..451f789 100644
--- a/x86.h
+++ b/x86.h
@@ -354,5 +354,6 @@ struct Trapframe {
 
 #define IRQ_OFFSET      32	// IRQ 0 corresponds to int IRQ_OFFSET
 
+#define IRQ_IDE         14
 #define IRQ_ERROR       19
 #define IRQ_SPURIOUS    31