@Substring I've listed my drives and get:
# cat /proc/mounts
proc /proc proc rw,nosuid,nodev,noexec,relatime 0 0
sysfs /sys sysfs rw,nosuid,nodev,noexec,relatime 0 0
none /dev devtmpfs rw,relatime,size=1978844k,nr_inodes=494711,mode=755 0 0
/dev/sda2 / ext4 rw,relatime,errors=remount-ro,data=ordered 0 0
devpts /dev/pts devpts rw,relatime,gid=5,mode=620,ptmxmode=000 0 0
tmpfs /dev/shm tmpfs rw,relatime,mode=777 0 0
tmpfs /tmp tmpfs rw,relatime 0 0
tmpfs /var tmpfs rw,relatime 0 0
tmpfs /run tmpfs rw,relatime 0 0
tmpfs /recalbox/share tmpfs rw,relatime,size=131072k 0 0
/dev/sda1 /media/usb0 vfat rw,noatime,fmask=0022,dmask=0022,codepage=437,iocha**et=utf8,shortname=mixed,flush,errors=remount-ro 0 0
or:
# blkid
/dev/sda2: LABEL="RECALBOX" UUID="3638b519-b279-4f9a-981c-cce4de83472f" TYPE="ext4"
/dev/sda1: LABEL="BOOT" UUID="7DD8-6D51" TYPE="vfat"