User`s guide

DLT MiniLibrary (TL891) - User’s Guide
E–2 EK-TL891-UG. A01
E.2.1.1 System Modification
Perform the following steps to modify the system to communicate with
the tape drive:
1. From the command line, type:
cd /kernel/drv
2. Edit the
“st.conf”
file by adding the following before the first
occurrence of “name=":
# entry for TZ89 tape drive
tape-config-list = "DEC TZ89",
"DEC 70GB Cart. DLT Streaming /w Compression”, “TZ89-
data”;
TZ89-data = 1,0x36,0,0x1639,4,0x82,0x83,0x84,0x85,3;
Where:
In the
“tape-config-list”
parameter:
•
The first parameter (
DEC TZ89
) is the parameter returned by
the TZ89 DLT Cartridge Tape Drive on a SCSI inquiry command.
(There should be five spaces between “
DEC
” and “
TZ89
”
elements.)
•
The second parameter (
DEC 70GB Cart. DLT Streaming
/w compression
) is a
nickname
for the drive.
•
The third parameter is defined as follows:
In the “TZ89-data” string:
– The first parameter (1) is the revision level of the software
and is set to 1.
– The second parameter (
0x36
) is the
tape type
, specifying
“other” tape drive. (This is defined
in
/usr/include/sys/mtio.h.)
– The third parameter (
0
) is the block size in bytes. Zero “0”
means variable block size.
– The fourth parameter (
0x1639
) defines the options selected.
The 0x1639 value represents the following options: