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List:       suse-autoinstall
Subject:    Re: [suse-autoinstall] Adding modules to initrd
From:       dfroehling <dfroehling () aycan ! de>
Date:       2003-09-29 7:12:56
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Lauren schrieb:
> 
> 
> I would like to extend the initrd given in the second floppy to include some of the \
> network drives found on the modules3 floppy image.  Can anyone give me an example \
> on how to accomplish this? 
> Lauren

 From an "old" thread:

dfroehling schrieb:
 >
 >
 > Volkmar Glauche wrote:
 >
 >> On Wed, 30 Jul 2003, dfroehling wrote:
 >>
 >>
 >>>> install=nfs://...
 >>>>
 >>>> and let yast figure out itself that it needs a network card driver.
 >>>> This
 >>>> works great for me (also with onboard e100).
 >>>
 >>>
 >>> This was my very first version.
 >>> But after booting from the SuSE bootdisk it asks for modules1 and loads
 >>> some usb and so on from it.
 >>> The next thing is starting hardware detection.
 >>> After that it tells me that it can't find the installation 
configuration
 >>> and switches to manual mode.
 >>
 >>
 >>
 >> Hmm. I am not sure, but for me I think it asked during boot. Do you also
 >> have
 >>
 >> autoyast=nfs://...
 >>
 >> in your command line? Otherwise you may be able to change modules1
 >> (replace some unneeded modules in its initrd with the ones you need and
 >> adjust module.config - I haven't tried this for myself, but it might
 >> work). Here's an outline on how to do this:
 >> 1) loop mount the modules1 image
 >> 2) copy initrd out of this image
 >> 3) rename copy of initrd to initrd.gz and gunzip it
 >> 4) loop mount resulting initrd
 >> ... now you can change things in initrd
 >> and then put the new gzipped initrd back into the modules1 image
 >
 >
 > I tried it now in a similar way:
 > 1.) read from bootdisk syslinux.cfg with mcopy
 > 2.) modify it to default: installation and timeout infinite
 > 3.) copy it back to boot disk
 > (This is done, because I want to enter at boot prompt ip=192.168.255.xxx
 > (whatever I need) and hostname=mynewhostname (this parameter is used by
 > my pre install script))
 > 4.) mcopy from modules3 disk net-modules
 > 5.) rename it to net-modules.gz
 > 6.) gunzip it
 > 7.) mount it as root with: mount -o loop net-modules mountpoint1
 > 8.) mcopy from modules1 disk module.config and initrd
 > 9.) rename initrd to initrd.gz
 > 10.) gunzip it
 > 11.) mount it as root with: mount -o loop initrd mountpoint2
 > 12.) do as root cp mountpoint1/mii.o mountpoint2/modules/
 > 13.) do as root cp mountpoint1/eepro100.o mountpoint2/modules/
 > 14.) edit as root mountpoint2/modules/module.config by adding:
 >
 > mii,,-,,,1,1
 > eepro100,,-,mii,,1,1
 >
 > to the autoload section
 > 15.) copy your info file to mountpoint2
 > example:
 >
 > Language: de_DE
 > Keytable: de-lat1-nd
 > Install: nfs://192.168.255.12/kurzbackup/autoyast/dvd
 > InstMode: nfs
 > Netmask: 255.255.255.0
 > Netdevice: eth0
 > Domain: office.aycan.de
 > AutoYaST: tftp://192.168.255.12/config
 > AddSwap 1
 > Insmod: mii
 > Insmod: eepro100
 >
 > 16.) umount mountpoint2
 > 17.) gzip -9 initrd
 > 19.) rename it to initrd and copy it back to modules1
 > 19.) edit module.config (see #8) by adding:
 >
 > [autoload]
 > MoreModules=initrd
 > ModDisk=1
 >
 > mii,,-,,,1,1
 > eepro100,,-,mii,,1,1
 >
 > as a new section
 > 20.) copy module.config back to modules
 > 21.) use these lines in your pre install script to get your commandline
 > hostname:
 >
 > /bin/hostname $(/bin/cat /proc/cmdline | /usr/bin/tr [:space:] "\n" \
 > | /bin/grep ^hostname | /usr/bin/cut -d "=" -f 2)
 >
 >
 > This works for me without dhcp and I can set ip-address and hostname at
 > boot time.
 > Maybe modification of one of the 2 module.config is not needed and also
 > explicit insmod in info file isn't needed, but it works.
 > Now I have to have a look at the strange partitioning behaviour of
 > autoyast (every second partition is dropped).
 >
 > CU
 >
 > Dierk
 >



-- 

//  Dierk Froehling
//  aycan Digitalsysteme GmbH
//  Innere Aumuehlstr. 5
//  97076 Wuerzburg
//  Germany
//  phone: +49 (0)931 2 70 40 9-0
//  fax:   +49 (0)931 2 70 40 9-1
//  http://www.aycan.de


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