+PROTOCOL_DIR = protocol
+
+
+ifdef PS2_MOUSE_ENABLE
+ SRC += $(PROTOCOL_DIR)/ps2_mouse.c
+ OPT_DEFS += -DPS2_MOUSE_ENABLE
+ OPT_DEFS += -DMOUSE_ENABLE
+endif
+
+ifdef PS2_USE_BUSYWAIT
+ SRC += protocol/ps2_busywait.c
+ SRC += protocol/ps2_io_avr.c
+ OPT_DEFS += -DPS2_USE_BUSYWAIT
+endif
+
+ifdef PS2_USE_INT
+ SRC += protocol/ps2_interrupt.c
+ SRC += protocol/ps2_io_avr.c
+ OPT_DEFS += -DPS2_USE_INT
+endif
+
+ifdef PS2_USE_USART
+ SRC += protocol/ps2_usart.c
+ SRC += protocol/ps2_io_avr.c
+ OPT_DEFS += -DPS2_USE_USART
+endif
+
+
+ifdef SERIAL_MOUSE_MICROSOFT_ENABLE
+ SRC += $(PROTOCOL_DIR)/serial_mouse_microsoft.c
+ OPT_DEFS += -DSERIAL_MOUSE_ENABLE -DSERIAL_MOUSE_MICROSOFT \
+ -DMOUSE_ENABLE
+endif
+
+ifdef SERIAL_MOUSE_MOUSESYSTEMS_ENABLE
+ SRC += $(PROTOCOL_DIR)/serial_mouse_mousesystems.c
+ OPT_DEFS += -DSERIAL_MOUSE_ENABLE -DSERIAL_MOUSE_MOUSESYSTEMS \
+ -DMOUSE_ENABLE
+endif
+
+ifdef SERIAL_MOUSE_USE_SOFT
+ SRC += $(PROTOCOL_DIR)/serial_soft.c
+endif
+
+ifdef SERIAL_MOUSE_USE_UART
+ SRC += $(PROTOCOL_DIR)/serial_uart.c
+endif
+
# Search Path
VPATH += $(TOP_DIR)/protocol