*an <code>ext3</code> partition (<code>mmcblk0p2</code>) containing the root file system for the target.
<code>bootscript</code> and root file system are used to boot the target as described in [[#AXEL_ULite_and_SBC_Lynx_Embedded_Linux_Kit_(XUELK)Target_setup_and_first_boot|this section]].
It is worth remembering that the microSD card is [[Booting_options_(SBC_Lynx)|bootable]], because U-Boot image is stored at address 0x400. However, even if U-Boot is run from the microSD card, '''the environment is retrieved from NOR flash'''.