Hacking the FC boot.iso

[David Curry]

Paul Howarth wrote:

>On Wed, 2005-02-23 at 00:54 -0600, Steve Manuel wrote:
>  
>
>>I'm trying to modify the kernel in the FC{2,3} boot.iso but I'm running
>>into some problems. I have a Dell PV745 with 4 SATA HD's. As the default
>>kernel in the install disk tries to load the sata_vsc module the whole
>>thing hangs. Someone on LKM has solved the problem by inabling APIC
>>support in the kernel. This isn't in the kernel in boot.iso so
>>this means a little hacking of the install disk; no problem.
>>
>>Well, not quite. I've successfully un-teased the boot.iso, initrd.img,
>>and the modules.cgz. I've rebuilt the kernel from the 2.6.5-1.358
>>src.rpm and from 2.6.10 from kernel.org. Both compiled fine. However,
>>the problem is that neither kernel (or anaconda) can seem to find the
>>kernel modules. I keep seeing that none of the modules needed by probed
>>hardware can be found. I've recreated the new modules.cgz *exactly* as
>>the old one and it just doesn't work. As there doesn't see to be any
>>good instructions on rebuilding just the boot.iso I'm stumped.
>>
>>Has anyone rebuilt the boot.iso with a custom kernel? I'd appreciate any
>>info you can give.
>>    
>>
>
>I've rebuilt a boot.iso with an additional module for the standard
>kernel and that worked OK. How did you build the modules.cgz file?
>
>Given a list of files to include in the moduleball (modules-list, one
>filename per line), I do it like this:
>
>$ cpio -o --format=crc < modules-list | gzip -c -9 > modules.cgz
>
>If you get it working, please do write up a HOWTO because the question
>of how to update the kernel in the installer is asked quite often.
>
>Paul.
>  
>
Take at look at http://www.techonthenet.com/linux/fc2_update.htm and see 
if that helps.