I checked out that link, unfortunately, this is what I see in /dev/block:
ls -l /dev/block
brw------- root root 7, 0 2012-06-19 17:07 loop0
brw------- root root 7, 1 2012-06-19 17:07 loop1
brw------- root root 7, 2 2012-06-19 17:07 loop2
brw------- root root 7, 3 2012-06-19 17:07 loop3
brw------- root root 7, 4 2012-06-19 17:07 loop4
brw------- root root 7, 5 2012-06-19 17:07 loop5
brw------- root root 7, 6 2012-06-19 17:07 loop6
brw------- root root 7, 7 2012-06-19 17:07 loop7
brw------- root root 179, 0 2012-06-19 17:07 mmcblk0
brw------- root root 179, 1 2012-06-19 17:07 mmcblk0p1
brw------- root root 179, 10 2012-06-19 17:07 mmcblk0p10
brw------- root root 179, 11 2012-06-19 17:07 mmcblk0p11
brw------- root root 179, 2 2012-06-19 17:07 mmcblk0p2
brw------- root root 179, 3 2012-06-19 17:07 mmcblk0p3
brw------- root root 179, 4 2012-06-19 17:07 mmcblk0p4
brw------- root root 179, 5 2012-06-19 17:07 mmcblk0p5
brw------- root root 179, 6 2012-06-19 17:07 mmcblk0p6
brw------- root root 179, 7 2012-06-19 17:07 mmcblk0p7
brw-rw---- radio system 179, 8 2012-06-19 17:07 mmcblk0p8
brw------- root root 179, 9 2012-06-19 17:07 mmcblk0p9
brw------- root root 179, 16 2012-06-19 17:07 mmcblk1
brw------- root root 179, 17 2012-06-19 17:07 mmcblk1p1
drwxr-xr-x root root 2012-06-19 17:07 platform
brw------- root root 1, 0 2012-06-19 17:07 ram0
brw------- root root 1, 1 2012-06-19 17:07 ram1
brw------- root root 1, 10 2012-06-19 17:07 ram10
brw------- root root 1, 11 2012-06-19 17:07 ram11
brw------- root root 1, 12 2012-06-19 17:07 ram12
brw------- root root 1, 13 2012-06-19 17:07 ram13
brw------- root root 1, 14 2012-06-19 17:07 ram14
brw------- root root 1, 15 2012-06-19 17:07 ram15
brw------- root root 1, 2 2012-06-19 17:07 ram2
brw------- root root 1, 3 2012-06-19 17:07 ram3
brw------- root root 1, 4 2012-06-19 17:07 ram4
brw------- root root 1, 5 2012-06-19 17:07 ram5
brw------- root root 1, 6 2012-06-19 17:07 ram6
brw------- root root 1, 7 2012-06-19 17:07 ram7
brw------- root root 1, 8 2012-06-19 17:07 ram8
brw------- root root 1, 9 2012-06-19 17:07 ram9
drwxr-xr-x root root 2012-06-19 17:07 vold
#
# ls -l /dev/block/st*
ls -l /dev/block/st*
/dev/block/st*: No such file or directory
#
Which one is System, Kernel, and Recovery???
ls -l /dev/block
brw------- root root 7, 0 2012-06-19 17:07 loop0
brw------- root root 7, 1 2012-06-19 17:07 loop1
brw------- root root 7, 2 2012-06-19 17:07 loop2
brw------- root root 7, 3 2012-06-19 17:07 loop3
brw------- root root 7, 4 2012-06-19 17:07 loop4
brw------- root root 7, 5 2012-06-19 17:07 loop5
brw------- root root 7, 6 2012-06-19 17:07 loop6
brw------- root root 7, 7 2012-06-19 17:07 loop7
brw------- root root 179, 0 2012-06-19 17:07 mmcblk0
brw------- root root 179, 1 2012-06-19 17:07 mmcblk0p1
brw------- root root 179, 10 2012-06-19 17:07 mmcblk0p10
brw------- root root 179, 11 2012-06-19 17:07 mmcblk0p11
brw------- root root 179, 2 2012-06-19 17:07 mmcblk0p2
brw------- root root 179, 3 2012-06-19 17:07 mmcblk0p3
brw------- root root 179, 4 2012-06-19 17:07 mmcblk0p4
brw------- root root 179, 5 2012-06-19 17:07 mmcblk0p5
brw------- root root 179, 6 2012-06-19 17:07 mmcblk0p6
brw------- root root 179, 7 2012-06-19 17:07 mmcblk0p7
brw-rw---- radio system 179, 8 2012-06-19 17:07 mmcblk0p8
brw------- root root 179, 9 2012-06-19 17:07 mmcblk0p9
brw------- root root 179, 16 2012-06-19 17:07 mmcblk1
brw------- root root 179, 17 2012-06-19 17:07 mmcblk1p1
drwxr-xr-x root root 2012-06-19 17:07 platform
brw------- root root 1, 0 2012-06-19 17:07 ram0
brw------- root root 1, 1 2012-06-19 17:07 ram1
brw------- root root 1, 10 2012-06-19 17:07 ram10
brw------- root root 1, 11 2012-06-19 17:07 ram11
brw------- root root 1, 12 2012-06-19 17:07 ram12
brw------- root root 1, 13 2012-06-19 17:07 ram13
brw------- root root 1, 14 2012-06-19 17:07 ram14
brw------- root root 1, 15 2012-06-19 17:07 ram15
brw------- root root 1, 2 2012-06-19 17:07 ram2
brw------- root root 1, 3 2012-06-19 17:07 ram3
brw------- root root 1, 4 2012-06-19 17:07 ram4
brw------- root root 1, 5 2012-06-19 17:07 ram5
brw------- root root 1, 6 2012-06-19 17:07 ram6
brw------- root root 1, 7 2012-06-19 17:07 ram7
brw------- root root 1, 8 2012-06-19 17:07 ram8
brw------- root root 1, 9 2012-06-19 17:07 ram9
drwxr-xr-x root root 2012-06-19 17:07 vold
#
# ls -l /dev/block/st*
ls -l /dev/block/st*
/dev/block/st*: No such file or directory
#
Which one is System, Kernel, and Recovery???