this

would mean

that

information in non-volatile storage could

have been lost, as

 

would

happen

if

the

battery had been removed. In

order

to

recreate

this value

issue

the

bootlist

command

under AIX with the appropriate

parameters

as to

the

location

of

the

operating

system

in a particular Hard disk. Please see the explanation

of the

 

bootlist command

in your AIX documentation.

 

 

 

 

 

 

The Software Default option, if supported by the operating system, lets you select the default operating system to start the system. This option may not be supported by

all operating systems.

The

Install

From

option produces

a

 

list

of

devices,

for

example

the CD-ROM, where

 

the operating system is installed from.

You select one of the

devices

and

the

system

searches the device for an operating

system

to

install

and

if

supported by

the

 

operating

system

in

that

device,

the

name

of

the

operating

system

displays.

 

 

The Select Boot Device option provides

a list of devices that

can

be

selected

to be

stored

on

the

boot list.

Up

to

5

devices

are

supported.

 

 

 

 

 

 

The

OK Prompt procvides access to

 

the

Open Firmware command prompt. The

 

 

 

Open Firmware command prompt is used for debug purposes, and device driver

 

 

development. Information about the commands that are available in

the

IEEE

 

 

 

Standard

1275.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The

Multiboot

Start

option

toggles

between OFF

and

ON

and

selects

if

the

Multiboot

 

menu

invokes

automatically

on

startup

or

not.

 

 

 

 

 

 

 

 

 

 

 

Boot

This selection enables you to view

and change the custom boot list (the sequence in

which devices are searched for

operating system startup code).

3-8IBM RS/6000 7025 F50 Series User's Guide

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IBM RS/6000 7025 manual Boot