Configuration For The Sgi Environment - Seagate Scorpion 240 DDS-4 Installation Manual

Scorpion 240 Autoloader Installation Manual

Configuration for the SGI environment

Dip switch settings
Before using the Scorpion 240 in a SGI UNIX environment,
make sure that the dip switches are as shown below:
Setting
Note: The main difference between tape drive support in Irix
Irix V5.x
To configure Irix 5.x to use the Scorpion 240, you must modify
the file /var/sysgen/master.d/scsi as described below:
1. Edit the file /var/sysgen/master.d/scsi and add the
{DATTAPE,TPDAT,7,12,"SEAGATE","DAT
MTCAN_BSF|MTCAN_BSR|MTCAN_APPEND|MTCAN_SETMK|MTCAN_PART|MTCAN_PREV|
MTCAN_SYNC|MTCAN_SPEOD|MTCAN_CHKRDY|MTCAN_VAR|MTCAN_SETSZ|
MTCAN_SILI|MTCAN_SEEK|MTCAN_CHTYPEANY,
/* minimum delay on i/o is 12 minutes, to allow the Drives
* full error recovery sequence to be performed. */
40, 12*60, 12*60, 12*60, 512, 512*512 },
Note: The string above contains four spaces between the
2. Rebuild the kernel using the autoconfig command (see
Switch 5
ON
5.x and 6.x is the introduction for Data Compression
switching via software in Irix version 6.2. When running
Irix 5.x, the drive will always operate in the
compression setting determined by switch 6 on the
bottom of the drive (off=compression enabled (default),
on=compression disabled).
following entry:
word DAT and the value 06240 .
the autoconfig man page for details ). After the kernel is
rebuilt you will need to reboot the system again to bring
the changes into effect.
Switch 6 Switch 7
ON ON
06240"/*DAT*/,0,0,{0,0,0,0},
A-47
Switch 8
ON