Sun Microsystems Solaris 7 11/99, Hardware Platform Manual

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68 Solaris 7 11/99 Sun Hardware Platform Guide • November 1999
2. Bring the system down to single user mode. Type the following:
3. Execute the flash PROM update script by typing the following:
When the flash update process begins, it displays the current, available OpenBoot
firmware revisions.
4. Type yes to the question about updating the firmware in the system flash PROM.
Note –
If the NVRAM configuration variable
use-nvramrc?
is set to true, the
update script resets
use-nvramrc?
to false. You will only see the message about the
use-nvramrc?
variable if
use-nvramrc?
is set to true. This is rarely the case.
% su
Type your superuser password
# init S
/bin/sh /usr/platform/sun4u/lib/prom/‘/usr/bin/uname -i‘
Current System Flash PROM Revision:
-----------------------------------
OBP 3.5.2 1997/01/06 17:40
Available System Flash PROM Revision:
-------------------------------------
OBP 3.11.1 1997/12/03 15:44
NOTE: The system will be rebooted (reset) after the firmware has
been updated.
Do you wish to update the firmware in the system Flash PROM? yes/
no :yes
The NVRAM variable ’use-nvramrc?’ was ’true’. This program will
reset it to the default value ’false’. This is being done because
the contents of the NVRAM variable ’nvramrc’ may or may not be
appropriate for use with the new firmware. Do not change the value
of ’use-nvramrc?’ until you evaluate the contents of ’nvramrc’.