Linux 查看 flash 分区命令

阡陌

/proc/mtd

可以显示出所有挂载和未挂载的分区，但不显示文件系统类型。

cat /proc/mtd

mtd0: 00080000 00020000 "MLO"
mtd1: 00200000 00020000 "U-Boot"
mtd2: 00580000 00020000 "Kernel"
mtd3: 00800000 00020000 "File System"
mtd4: 07000000 00020000 "app"

df

可以查看已经挂载的分区和文件系统类型。

df -a
Filesystem           1K-blocks      Used Available Use% Mounted on
ubi0:rootfs               4584      4576         8 100% /
devtmpfs                127488         0    127488   0% /dev
ramfs                        0         0         0   0% /var
ramfs                        0         0         0   0% /tmp
proc                         0         0         0   0% /proc
sysfs                        0         0         0   0% /sys
devpts                       0         0         0   0% /dev/pts
tmpfs                   127592         0    127592   0% /dev/shm
ubi1_0                   89796        32     89764   0% /app

fdisk

可以显示出所有挂载和未挂载的分区，但不显示文件系统类型。

fdisk -l
Disk /dev/mtdblock0: 0 MB, 524288 bytes
255 heads, 63 sectors/track, 0 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

Disk /dev/mtdblock0 doesn't contain a valid partition table

Disk /dev/mtdblock1: 2 MB, 2097152 bytes
255 heads, 63 sectors/track, 0 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

Disk /dev/mtdblock1 doesn't contain a valid partition table

Disk /dev/mtdblock2: 5 MB, 5767168 bytes
255 heads, 63 sectors/track, 0 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

Disk /dev/mtdblock2 doesn't contain a valid partition table

Disk /dev/mtdblock3: 8 MB, 8388608 bytes
255 heads, 63 sectors/track, 1 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

Disk /dev/mtdblock3 doesn't contain a valid partition table

Disk /dev/mtdblock4: 117 MB, 117440512 bytes
255 heads, 63 sectors/track, 14 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

Disk /dev/mtdblock4 doesn't contain a valid partition table