FLASH_SCRIPT = openocd.sh OPENOCD_PRE_CMD = "-c targets 1" OPENOCD_LOAD_CMD = "load_image ${O}/${KERNEL_BIN_NAME} 0x40000000" OPENOCD_VERIFY_CMD = "verify_image ${O}/${KERNEL_BIN_NAME} 0x40000000" GDB_PORT = 3334 export OPENOCD_PRE_CMD FLASH_SCRIPT OPENOCD_VERIFY_CMD OPENOCD_LOAD_CMD GDB_PORT