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-rw-r--r--converter/ps2_usb/Makefile13
1 files changed, 13 insertions, 0 deletions
diff --git a/converter/ps2_usb/Makefile b/converter/ps2_usb/Makefile
index 1dd23c157e..f20039c6f0 100644
--- a/converter/ps2_usb/Makefile
+++ b/converter/ps2_usb/Makefile
@@ -91,6 +91,19 @@ PS2_USE_USART = yes # uses hardware USART engine for PS/2 signal receive(recomen
#PS2_USE_INT = yes # uses external interrupt for falling edge of PS/2 clock pin
#PS2_USE_BUSYWAIT = yes # uses primitive reference code
+# Serial Mouse Options
+# You can choose a mouse protocol and the implementation of
+# the underlying serial connection.
+#
+#SERIAL_MOUSE_MICROSOFT_ENABLE = yes # Enable support for Microsoft-compatible mice
+#SERIAL_MOUSE_MOUSESYSTEMS_ENABLE = yes # Enable support for Mousesystems-compatible mice
+#SERIAL_MOUSE_USE_UART = yes # use hardware UART for serial connection
+#SERIAL_MOUSE_USE_SOFT = yes # use software serial implementation
+
+# Optional serial mouse driver features
+# Support scrolling while holding the middle mouse button
+# (currently only supported for Mousesystems mice):
+#OPT_DEFS += -DSERIAL_MOUSE_CENTER_SCROLL
# Optimize size but this may cause error "relocation truncated to fit"
#EXTRALDFLAGS = -Wl,--relax