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-rw-r--r--gpxe/src/config/serial.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/gpxe/src/config/serial.h b/gpxe/src/config/serial.h
index 984a7a9c..44272d1f 100644
--- a/gpxe/src/config/serial.h
+++ b/gpxe/src/config/serial.h
@@ -11,7 +11,14 @@
*
*/
-#define COMCONSOLE 0x3f8 /* I/O port address */
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#define COM1 0x3f8
+#define COM2 0x2f8
+#define COM3 0x3e8
+#define COM4 0x2e8
+
+#define COMCONSOLE COM1 /* I/O port address */
/* Keep settings from a previous user of the serial port (e.g. lilo or
* LinuxBIOS), ignoring COMSPEED, COMDATA, COMPARITY and COMSTOP.