+ "update_sd_firmware_filename=u-boot.imx\0" \
+ "update_sd_firmware=" \
+ "if test ${ip_dyn} = yes; then " \
+ "setenv get_cmd dhcp; " \
+ "else " \
+ "setenv get_cmd tftp; " \
+ "fi; " \
+ "if mmc dev ${mmcdev}; then " \
+ "if ${get_cmd} ${update_sd_firmware_filename}; then " \
+ "setexpr fw_sz ${filesize} / 0x200; " \
+ "setexpr fw_sz ${fw_sz} + 1; " \
+ "mmc write ${loadaddr} 0x2 ${fw_sz}; " \
+ "fi; " \
+ "fi\0" \