How to JTAG on 2440 Superboot ?

Hi!
I have new 2440 board with 1Gb flash, for some reasons I have jtagged the
board with the old Supervivi from SDCard boot, now I would like to return
back to SD card Superboot bootloader...
Anyone know the procedure ?

Thanks!

Eugenio

Eugenio,
Did you found any solution... I am looking for same... Please let me know.

Vishad