Chapter 14. Booting the Installer
On some machines yaboot may not boot, returning the error message:
Cannot load ramdisk.image.gz: Claim failed for initrd memory at 02000000 rc=ffffffff
To work around this issue, change
c00000. You can obtain the value of
real-base from the OpenFirmware prompt with the
printenv command and set the value with the
To boot an IBM System p system from a DVD, you must specify the install boot device in the System Management Services (SMS) menu.
To enter the System Management Services GUI, press the 1 key during the boot process when you hear the chime sound. This brings up a graphical interface similar to the one described in this section.
On a text console, press 1 when the self test is displaying the banner along with the tested components:
Once in the SMS menu, select the option for Select Install or Boot a Device. There, select CD/DVD, and then the bus type (in most cases SCSI). If you are uncertain, you can select to view all devices. This scans all available buses for boot devices, including network adapters and hard drives.
. In that menu, specify
Finally, select the device containing the installation DVD. YABOOT is loaded from this device and you are presented with a
boot: prompt. Press Enter or wait for the timeout to expire for the installation to begin.
If you are booting via the network, use the
images/netboot/ppc64.img file on the DVD.