01-27-2011
The way you're using it, it contains no "files". A block device is nothing but a giant pile of undifferentiated blocks, ordered from first to last.
If you want to create a file in it, you have to know what type of partition it is, and follow that partition system's rules for how blocks are arranged into directories and files.
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LEARN ABOUT SUNOS
devinfo
devinfo(1M) System Administration Commands devinfo(1M)
NAME
devinfo - print device specific information
SYNOPSIS
/usr/sbin/devinfo -i device
/usr/sbin/devinfo -p device
DESCRIPTION
The devinfo command is used to print device specific information about disk devices on standard out. The command can only be used by the
superuser.
OPTIONS
-i Prints the following device information:
o Device name
o Software version (not supported and prints as 0)
o Drive id number (not supported and prints as 0)
o Device blocks per cylinder
o Device bytes per block
o Number of device partitions with a block size greater than zero
-p Prints the following device partition information:
o Device name
o Device major and minor numbers (in hexadecimal)
o Partition start block
o Number of blocks allocated to the partition
o Partition flag
o Partition tag
This command is used by various other commands to obtain device specific information for the making of file systems and determining parti-
tion information. If the device cannot be opened, an error message is reported.
OPERANDS
device Device name.
EXIT STATUS
0 Successful operation.
2 Operation failed.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Availability |SUNWcsu |
+-----------------------------+-----------------------------+
SEE ALSO
prtvtoc(1M), attributes(5)
SunOS 5.10 8 May 1997 devinfo(1M)