Flash領域
https://qiita.com/nanbuwks/items/e45fb0af04176111a84e
G-clusterでの使われ方:
/dev/mtd0 "Miniloader"
/dev/mtd4 "U-Boot"
/dev/mtd6 "NVRAM" size:0x2000
/dev/mtd8 "Factory File System Header"
/dev/mtd9 "Factory Backup Header" ... backup of mtd10 size:0x2000
/dev/mtd10 "Flash File System Header" size:0x2000
/dev/mtd11 "Splash"
/dev/mtd12 "Factory File System" ... backup of mtd13
/dev/mtd13 "Flash File System"