Import('RTT_ROOT')Import('rtconfig')frombuildingimport*cwd=GetCurrentDir()src=[]group=[]CPPPATH=[]CPPDEFINES=['SOC_R7FA6M4AF']ifrtconfig.CROSS_TOOL=='iar':print("\nThe current project does not support iar build\n")Return('group')elifrtconfig.CROSS_TOOL=='gcc':src+=Glob(cwd+'/fsp/src/bsp/mcu/all/*.c')src+=[cwd+'/fsp/src/bsp/cmsis/Device/RENESAS/Source/system.c']src+=[cwd+'/fsp/src/bsp/cmsis/Device/RENESAS/Source/startup.c']src+=[cwd+'/fsp/src/r_ioport/r_ioport.c']ifGetDepend(['RT_USING_SERIAL']):src+=[cwd+'/fsp/src/r_sci_uart/r_sci_uart.c']