Basic Operation
AlphaServer 1000A Rackmount Owner’s Guide 4-19
Booting the Operating System
You may need to perform these tasks before you boot your operating system:
•
Run the EISA Configuration Utility.
•
Check required environment variable settings.
•
Change the way your system powers up or boots.
•
Verify your configuration.
The remainder of this section contains more information about each of these tasks.
Running the EISA Configuration Utility
If you add, remove, or move an EISA or ISA card, you must run the EISA Configuration
Utility before you boot the operating system. Refer to "EISA Configuration Utility" under
"EISA and ISA Options" in Chapter 6 of this guide for more information.
Checking Required Environment Variable Settings
If you are the running Digital UNIX or OpenVMS Alpha operating system, verify the
value of the
set bus_probe_algorithm
environment variable. It should be set to
"new. "
You may also want to check that settings for the following variables match your
configuration. The SRM console command to reset each variable is shown in parenthesis.
To see a complete list of environment variables, type
show *
at the SRM console
prompt.
Operating system (
set os_type
)
Ethernet device type (
set ew*o_mode
)
Speed for Fast SCSI devices (
set pk*0_fast
)
Boot device (
set bootdef_dev
)
Boot flags (
set boot_osflags
)
Device names
(set bus_probe_algorithm)
Network protocols
(set ew*0_protocols)
