On Tue, 21 May 2002, Raju Mathur wrote: > >>>>> "Florin" == Florin Andrei <florin@xxxxxxx> writes: > > Florin> Guys, I might start to modify the 7.3 installer to make it > Florin> use XFS out of the box. Michael Best did some research on > Florin> it, and below are his thoughts. Do you think his plan is > Florin> ok? What are the obvious things missing? I'm planning to > Florin> use the 2.4.18 XFS-enabled kernel from oss.sgi.com, and > Florin> also start with Michael's work here: > > Florin> http://www.pendragon.org/projects/valhalla-xfs/index_html > > Florin> -----Forwarded Message----- > > Florin> From: Michael Best <mbest@xxxxxxxxxxxxx> > Florin> To: linux-xfs@xxxxxxxxxxx > Florin> Cc: Christophe Zwecker <doc@xxxxxxxxxx> > Florin> Subject: Re: Status on RH7.3 installer ? > Florin> Date: 14 May 2002 16:10:07 -0600 > > Florin> Perhaps someone knows how to do the step that I stopped > Florin> on, which was to generate a disk/disc image for booting > Florin> from the cdrom. The default Redhat installer uses a 2.8M > Florin> installer image in the dosutils/autoboot directory of the > Florin> cd: > > Florin> 2.8M cdboot.img > Florin> 1.9M initrd.img > > Florin> Which appears to be a 2.8M boot image which contains: > > Florin> 784k of vmlinuz (kernel) and > Florin> 1.9M of initrd.img plus > Florin> various bootup files. > > Florin> I need to make one of these and then I can probably make a > Florin> cd that boots with a different kernel. By simply using > Florin> mkinitrd it makes a minimalist initrd image. > > [Warning -- RH 7.2 experience] > > The initrd can't be made using standard mkinitrd as far as I know. I > contains a non-standard init which calls /sbin/loader. /sbin/loader > itself is a sort of swiss knife of lots of apps rolled into one: > language selection, modprobe, hardware probes, etc. In the end, > loader runs anaconda from the stage2.img. > > The easiest way I found of making a custom initrd is to gunzip the > original one, mount -oloop it, make whatever changes are required and > then umount and gzip it again. Maybe there're some tools available in > anaconda-source or anaconda-runtime-source, but was too lazy to check > :-) I'd be too lazy to do that manually :) The 'buildinstall' script in anaconda-runtime package rebuilds the whole installer(images) from scratch, you just need to point the script to your RH install-tree. - Panu -
