On Tue, Jan 23, 2007 at 07:56:32AM +1100, David Booth enlightened us: > Here is my recipe, tried and true, to compile and load megaraid.ko for > HP Netserver LP 1000r using kernel-devel-2.6.9-42.EL and > kernel-smp-devel-2.6.9-42.EL which matches my install disk, > Centos4.4Final i386 Disk 1 of 4. > > If you update the kernel after this you have to do it all again! > > Sources: > http://www.tuxyturvy.com/blog/index.php?/archives/4-Installing-RHEL4-on-Systems-with-Legacy-Megaraid-Drivers.html > http://lists.centos.org/pipermail/centos/2005-August/010021.html > > # START > # Install Centos4.4 on an old system with floppy, net and PCI HD > # > mkdir /usr/src/software > cd /usr/src/software > wget http://www.tuxyturvy.com/files/megaraid2.tar.bz2 > mkdir /usr/src/megaraid > cd /usr/src/megaraid > tar jxvfp /usr/src/sofware/megaraid2.tar.bz2 > # > yum install kernel-devel-2.6.9-42.EL.i686 > yum install kernel-smp-devel-2.6.9-42.EL.i686 > # > cd /usr/src > mkdir megaraid > cd megaraid > tar jxvfp /usr/src/sofware/megaraid2.tar.bz2 > make -C /lib/modules/2.6.9-42.EL/build SUBDIRS=/usr/src/megaraid modules > cd /usr/src > mv megaraid megaraid-686 > mkdir megaraid > cd megaraid > tar jxvfp /usr/src/sofware/megaraid2.tar.bz2 > make -C /lib/modules/2.6.9-42.ELsmp/build SUBDIRS=/usr/src/megaraid modules > mv megaraid megaraid-smp-686 > # > # copy megaraid.ko to a floppies and label > # insert new disk > mformat a: > mount /media/floppy > cp /usr/src/megaraid-686/megaraid.ko /media/floppy > umount /media/floppy > # Label it megaraidUP686 > # insert new disk > mformat a: > mount /media/floppy > cp /usr/src/megaraid-smp-686/megaraid.ko /media/floppy > umount /media/floppy > # Label it megaraidSMP686 > # > # Now have 2 disks with megaraid.ko > # > # On the SCSI system, start the install with > linux > # and get to 'no suitable disk' > # > Alt-F2 > rmmod megaraid_mbox > rmmod megaraid_mm > # insert the labelled megaraidUP686 > mkdir /mnt/floppy > mount /dev/fd0 /mnt/floppy > insmod /mnt/floppy/megaraid.ko > # Verify that the module loaded > lsmod > # see if megaraid is listed > # Verify that your RAID array was found > Alt-F4 > # look for 'megaraid' in the output from the module load > # switch back to the normal install screen > Alt-F1 > # Since you've manually loaded the driver from the command prompt > # ignore the instructions to pick a driver. Continue the install. > # After all packages are installed and the system prompts you to reboot: > ! DON"T DO IT! > # Because the megaraid driver was installed manually the installer will > # not build a proper initrd. > # Fix this before the reboot right now with the following steps: > # > # switch from the GUI to a bash prompt > Alt-F2 > # megaraidUP686 floppy is`still in the floppy drive > cp /mnt/floppy/megaraid.ko > /mnt/sysimage/lib/modules/2.6.9-42.EL/kernel/drivers/scsi > umount /mnt/floppy > # Insert floppy labelled megaraidSMP686 > mount /dev/fd0 /media/floppy > # Copy the smp megaraid.ko module > cp /media/floppy/megaraid.ko > /mnt/sysimage/lib/modules/2.6.9-42.ELsmp/kernel/drivers/scsi > # set root to your newly installed system image > chroot /mnt/sysimage > vi /etc/modprobe.conf > # make the line with 'alias scsi_hostadapter' say > alias scsi_hostadapter megaraid > # Save the file. > :wq > #Switch to the /boot directory > cd /boot > #Create new initrd files > /sbin/mkinitrd initrd-2.6.9-42.EL.img.megaraid 2.6.9-42.EL > /sbin/mkinitrd initrd-2.6.9-42.ELsmp.img.megaraid 2.6.9-42.ELsmp > # > #Copy the new initrd over old initrd > cp initrd-2.6.9-42.EL.img.megaraid initrd-2.6.42-EL.img > cp initrd-2.6.9-42.EL.img.megaraid initrd-2.6.42-ELsmp.img > # Exit chroot environment > exit > # Switch back to the GUI installer > Alt-F1 > reboot > # FINISH Looks great to me. Can you get this on the Wiki? Matt -- Matt Hyclak Department of Mathematics Department of Social Work Ohio University (740) 593-1263