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altbootcmd=run ${subbootcmds} bootcmd=run ${subbootcmds} configure=km_setboardid && saveenv && reset subbootcmds=tftpfdt tftpkernel nfsargs add_default boot nfsargs=setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${toolchain}/${arch} tftpkernel=tftpboot ${load_addr_r} ${hostname}/uImage toolchain=/opt/eldk rootfssize=0