# ls /sdcard
ls /sdcard
/sdcard
# ls -l /dev/block
ls -l /dev/block
brw------- root     root     179,  65 1970-01-02 00:00 mmcblk1p1
brw------- root     root     179,  64 1970-01-02 00:00 mmcblk1
brw------- root     root     179,  31 1970-01-02 00:00 mmcblk0p31
brw------- root     root     179,  30 1970-01-02 00:00 mmcblk0p30
brw------- root     root     179,  29 1970-01-02 00:00 mmcblk0p29
brw------- root     root     179,  28 1970-01-02 00:00 mmcblk0p28
brw------- root     root     179,  27 1970-01-02 00:00 mmcblk0p27
brw------- root     root     179,  26 1970-01-02 00:00 mmcblk0p26
brw------- root     root     179,  25 1970-01-02 00:00 mmcblk0p25
brw------- root     root     179,  24 1970-01-02 00:00 mmcblk0p24
brw------- root     root     179,  23 1970-01-02 00:00 mmcblk0p23
brw------- root     root     179,  22 1970-01-02 00:00 mmcblk0p22
brw------- root     root     179,  21 1970-01-02 00:00 mmcblk0p21
brw------- root     root     179,  20 1970-01-02 00:00 mmcblk0p20
brw------- root     root     179,  19 1970-01-02 00:00 mmcblk0p19
brw------- root     root     179,  18 1970-01-02 00:00 mmcblk0p18
brw------- root     root     179,  17 1970-01-02 00:00 mmcblk0p17
brw------- root     root     179,  16 1970-01-02 00:00 mmcblk0p16
brw------- root     root     179,  15 1970-01-02 00:00 mmcblk0p15
brw------- root     root     179,  14 1970-01-02 00:00 mmcblk0p14
brw------- root     root     179,  13 1970-01-02 00:00 mmcblk0p13
brw------- root     root     179,  12 1970-01-02 00:00 mmcblk0p12
brw------- root     root     179,  11 1970-01-02 00:00 mmcblk0p11
brw------- root     root     179,  10 1970-01-02 00:00 mmcblk0p10
brw------- root     root     179,   9 1970-01-02 00:00 mmcblk0p9
brw------- root     root     179,   8 1970-01-02 00:00 mmcblk0p8
brw------- root     root     179,   7 1970-01-02 00:00 mmcblk0p7
brw------- root     root     179,   6 1970-01-02 00:00 mmcblk0p6
brw------- root     root     179,   5 1970-01-02 00:00 mmcblk0p5
brw------- root     root     179,   4 1970-01-02 00:00 mmcblk0p4
brw------- root     root     179,   3 1970-01-02 00:00 mmcblk0p3
brw------- root     root     179,   2 1970-01-02 00:00 mmcblk0p2
brw------- root     root     179,   1 1970-01-02 00:00 mmcblk0p1
brw------- root     root     179,   0 1970-01-02 00:00 mmcblk0
brw------- root     root       7,   7 1970-01-02 00:00 loop7
brw------- root     root       7,   6 1970-01-02 00:00 loop6
brw------- root     root       7,   5 1970-01-02 00:00 loop5
brw------- root     root       7,   4 1970-01-02 00:00 loop4
brw------- root     root       7,   3 1970-01-02 00:00 loop3
brw------- root     root       7,   2 1970-01-02 00:00 loop2
brw------- root     root       7,   1 1970-01-02 00:00 loop1
brw------- root     root       7,   0 1970-01-02 00:00 loop0
drwxr-xr-x root     root              1970-01-02 00:00 vold
drwxr-xr-x root     root              1970-01-02 00:00 platform
#