rootdir/etc/mountd.conf

## mountd configuration file

## add a mount entry for each mount point to be managed by mountd
mount {
    ## root block device with partition map or raw FAT file system
    block_device    /dev/block/mmcblk0
        
    ## mount point for block device
    mount_point     /sdcard
    
    ## true if this mount point can be shared via USB mass storage
    enable_ums      true
}