Isl User Commands - HP Visualize b132L Service Handbook

y
2 Answering yes ( ) causes the ISL to be loaded from the
specified device. After a short time, the following
prompt appears on your screen:
ISL>
ISL is the program that actually controls the loading of
the operating system. By interacting with ISL, you can
choose to load an alternate version of the HP-UX oper-
ating system.
For example, if the usual kernel (/stand/vmunix) on
your root disk (fwscsi.6.0) has become corrupted, and
you wish to boot your workstation from the backup ker-
nel (/stand/vmunix.prev), type the following at the
prompt:
ISL>
hpux /stand/vmunix.prev
ISL>

ISL User Commands

The following commands available in the ISL envi-
ronment allow you to display and modify the boot
characteristics of the system.
• help - lists ISL command menu and available utilities.
• display - displays the boot and console paths in Stable
Storage and the current setting of the ISL Boot Flags.
• primpath - modifies the primary boot path entry in
Stable Storage. The entry in Stable Storage for the
primary boot device begins at byte address 0 and ends
at byte address 31.
• altpath - modifies the alternate boot path entry in Stable
Storage. The entry for the alternate boot device begins at
byte address 128 and ends at 159.
Boot Console Interface
ISL Environment
213