"update=protect off fff00000 fff3ffff;era fff00000 fff3ffff;" \
"cp.b 100000 fff00000 ${filesize};" \
"setenv filesize;saveenv\0" \
"update=protect off fff00000 fff3ffff;era fff00000 fff3ffff;" \
"cp.b 100000 fff00000 ${filesize};" \
"setenv filesize;saveenv\0" \