user1@kumquat:~$ cat /proc/mtd 
dev:    size   erasesize  name
mtd0: 20000000 00040000 "UBI"
mtd1: 00516000 0003e000 "kernel.0"
mtd2: 00516000 0003e000 "kernel.1"
mtd3: 00136000 0003e000 "dtb.0"
mtd4: 00136000 0003e000 "dtb.1"
mtd5: 00326000 0003e000 "initramfs.0"
mtd6: 00326000 0003e000 "initramfs.1"
mtd7: 00326000 0003e000 "kmod.0"
mtd8: 00326000 0003e000 "kmod.1"
mtd9: 0be1e000 0003e000 "rootfs.0"
mtd10: 0be1e000 0003e000 "rootfs.1"
mtd11: 01e08000 0003e000 "opt"
mtd12: 031e4000 0003e000 "overlay"
mtd13: 00320000 00010000 "u-boot.bin"
mtd14: 00040000 00010000 "u-boot.env"
mtd15: 00040000 00010000 "ART"
mtd16: 00200000 00010000 "OOPS"
mtd17: 00040000 00010000 "hist_firmup"
mtd18: 00040000 00010000 "hist_boot"