The openwrt system
# cat /etc/openwrt_version 12.09 # uname -a Linux OpenWrt 3.3.8 #1 Sat Mar 23 16:49:30 UTC 2013 mips GNU/Linux
Look for usb related kernel modules
# lsmod |grep usb ledtrig_usbdev 2032 0 usbcore 99200 4 ohci_hcd,ledtrig_usbdev,ehci_hcd usb_common 480 1 usbcore nls_base 4640 1 usbcore
Install USB storage support
# opkg install kmod-usb-storage
Available file systems and their OpenWrt packages
# opkg list "kmod-fs*" kmod-fs-autofs4 - 3.3.8-1 - Kernel module for AutoFS4 support kmod-fs-btrfs - 3.3.8-1 - Kernel module for BTRFS support kmod-fs-cifs - 3.3.8-1 - Kernel module for CIFS support kmod-fs-exportfs - 3.3.8-1 - Kernel module for exportfs. Needed for some other modules. kmod-fs-ext4 - 3.3.8-1 - Kernel module for EXT4 filesystem support kmod-fs-hfs - 3.3.8-1 - Kernel module for HFS filesystem support kmod-fs-hfsplus - 3.3.8-1 - Kernel module for HFS+ filesystem support kmod-fs-isofs - 3.3.8-1 - Kernel module for ISO9660 filesystem support kmod-fs-minix - 3.3.8-1 - Kernel module for Minix filesystem support kmod-fs-msdos - 3.3.8-1 - Kernel module for MSDOS filesystem support kmod-fs-nfs - 3.3.8-1 - Kernel module for NFS support kmod-fs-nfs-common - 3.3.8-1 - Common NFS filesystem modules kmod-fs-nfsd - 3.3.8-1 - Kernel module for NFS kernel server support kmod-fs-ntfs - 3.3.8-1 - Kernel module for NTFS filesystem support kmod-fs-reiserfs - 3.3.8-1 - Kernel module for ReiserFS support kmod-fs-udf - 3.3.8-1 - Kernel module for UDF filesystem support kmod-fs-vfat - 3.3.8-1 - Kernel module for VFAT filesystem support kmod-fs-xfs - 3.3.8-1 - Kernel module for XFS support
links:
http://wiki.openwrt.org/doc/howto/usb.essentials
http://wiki.openwrt.org/doc/howto/storage