i compile the ramdisk.gz into the vmlinux, and if the ramdisk.gz is not too large, it works fine. it the ramdisk.gz is too large about 4M. it get error when uncomrpessed ramdisk "invalid compressed format(err=1)" My sdram is 64M, and i download uImage to 0x82000000,and then bootm 0x82000000 does anyone meet this? thanks for any hints Best regards Zhuzhenhua