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-rw-r--r--sys/dev/uart/uart_bus.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/dev/uart/uart_bus.h b/sys/dev/uart/uart_bus.h
index 4a2d8aa..cc9ce4d 100644
--- a/sys/dev/uart/uart_bus.h
+++ b/sys/dev/uart/uart_bus.h
@@ -80,6 +80,7 @@
#define UART_IOCTL_BREAK 1
#define UART_IOCTL_IFLOW 2
#define UART_IOCTL_OFLOW 3
+#define UART_IOCTL_BAUD 4
/*
* UART class & instance (=softc)
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