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-rw-r--r--dev/uart8250.hh3
1 files changed, 3 insertions, 0 deletions
diff --git a/dev/uart8250.hh b/dev/uart8250.hh
index 06a798e26..e85ad72c8 100644
--- a/dev/uart8250.hh
+++ b/dev/uart8250.hh
@@ -38,6 +38,9 @@
#include "dev/io_device.hh"
#include "dev/uart.hh"
+#define IIR_NOPEND 0x1
+#define IIR_RXID 0x4
+
class SimConsole;
class Platform;