upl=echo ====================logo(logo.bmp)====================;if fatload usb 0 0x100000 logo.bmp; then nand erase 0xC00000 0x500000;nand write 0x100000 0xC00000 ${filesize};mw.b 0x100000 0x0 ${filesize}; fi
uenvcmd=run upl;