refactor rx6x bsp

hw/bsp/rx63n/family.mk

@@ -12,6 +12,35 @@ CFLAGS += \
   -fshort-enums \
   -mlittle-endian-data \
 
+RX_NEWLIB ?= 1
+
+ifeq ($(CMDEXE),1)
+  OPTLIBINC="$(shell for /F "usebackq delims=" %%i in (`where rx-elf-gcc`) do echo %%~dpi..\rx-elf\optlibinc)"
+else
+  OPTLIBINC=$(shell dirname `which rx-elf-gcc`)../rx-elf/optlibinc
+endif
+
+ifeq ($(RX_NEWLIB),1)
+  CFLAGS += -DSSIZE_MAX=__INT_MAX__
+else
+  # setup for optlib
+  CFLAGS += -nostdinc \
+    -isystem $(OPTLIBINC) \
+    -DLWIP_NO_INTTYPES_H
+
+  LIBS += -loptc -loptm
+endif
+
+SRC_C += \
+	src/portable/renesas/usba/dcd_usba.c \
+	$(MCU_DIR)/vects.c
+
+INC += \
+	$(TOP)/$(BOARD_PATH) \
+	$(TOP)/$(MCU_DIR)
+
+SRC_S += $(MCU_DIR)/start.S
+
 $(BUILD)/$(PROJECT).mot: $(BUILD)/$(PROJECT).elf
 	@echo CREATE $@
 	$(OBJCOPY) -O srec -I elf32-rx-be-ns $^ $@