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Scorpion 40 Installation Manual: English
Configurations for the SGI environment
Dip switch settings
Before using the Scorpion 40 in a SGI UNIX environment, set
the dip switches as shown below:
Note: The main difference between tape drive support in Irix
Irix V5.x
To configure Irix 5.x to use the Scorpion 40, 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
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 05573 .
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.
05573"/*DAT*/,0,0,{0,0,0,0},
A-33
