cat /proc/mtd

root@OpenWrt:~# cat /proc/mtd
dev:    size   erasesize  name
mtd0: 07f80000 00020000 "all"
mtd1: 00100000 00020000 "bootloader"
mtd2: 00100000 00020000 "config"
mtd3: 00100000 00020000 "factory"
mtd4: 02000000 00020000 "stock_kernel0"
mtd5: 01be0000 00020000 "stock_kernel0"
mtd6: 02000000 00020000 "stock_kernel1"
mtd7: 01be0000 00020000 "stock_kernel1"
mtd8: 00200000 00020000 "stock_glbcfg"
mtd9: 00100000 00020000 "stock_board_data"
mtd10: 00200000 00020000 "stock_glbcfg2"
mtd11: 00100000 00020000 "stock_board_data2"
mtd12: 03680000 00020000 "stock_data"
mtd13: 01be0000 00020000 "ubipart0"
mtd14: 03980000 00020000 "ubipart1"
mtd15: 05280000 00020000 "ubi"