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- bootcmd=run setupmmcboot;mmc dev ${storagedev};if mmc rescan; then run trybootsrz;fi;run setupusbboot;if usb start; then if run loadscript; then run bootscript;else run usbbootargs;if run loadkernel; then run doboot;else setenv bootargs;fi;fi;fi; run setupsataboot;if sata init; then run trybootsmz;fi;run setupnandboot;run nandboot;
- usbroot=/dev/sdb2
- usbrootdelay=1
- usbbootargs=setenv bootargs root=${usbroot} rootdelay=${usbrootdelay}
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