Hi Jan,

On 24.2.2009, at 20:55, Jan Setje-Eilers wrote:

>
> Hi, you should really take a slightly different approach. The BIOS  
> is simply not in the same state when it didn't initiate an eltorito  
> boot. It's really something they will need to get the firmware to  
> initiate. Forcing the system to attempt to boot off of cd at that  
> point is not possible without the disk loader emulating a whole lot  
> of the code that would have been supplied by the (platform specific)  
> firmware at that point.

Interesting, didn't know that.

>
> A better approach is probably with a system that supports a virtual  
> cd/dvd. That would allow the test harness to externally add/remove  
> cd images and the BIOS would simply be configured to boot from the  
> cd/dvd if one is present. For instance x4x00 can do this, scripting  
> it might be a bit interesting, but as long as the switches can be  
> accessed from the ssh connection it should be possible.

That really limits our ability to test commodity hw (imagine  
notebooks) in an automated fashion. I suppose there's no standardised  
way of telling the BIOS to boot CD. Do you know who can i talk to  
about the LOM (webpage/email)?

Thanks a lot!
Spity

>
> -jan
>
>
> Mike Pogue wrote:
>> -------- Original Message --------
>> Subject: Need CD boot from GRUB in automated testing
>> Date: Tue, 24 Feb 2009 15:12:07 +0100
>> From: Jan Spitalnik <Jan.Spitalnik at Sun.COM>
>> To: Michael.Pogue at Sun.COM
>> CC: Paul Stanley - Sun Microsystems Ireland - Solaris Software <Paul.Stanley 
>> at Sun.COM 
>> >, install team bj <installzone-bj at Sun.COM>, angela <Angela.Li at Sun.COM 
>> >
>> Hi Michael,
>> I'm a software engineer in Solaris System Test and we're currently
>> involved in install automation of OpenSolaris. We hit a problem where
>> we'd like to add a GRUB menu entry that would boot off CD/DVD.
>> Unfortunately it seems that grub does not support chainloading CDs
>> (root (cd0); chainload). We found some outdated documents on the web
>> detailing a use of SBM 
>> (http://www.lrz-muenchen.de/~bernhard/grub-chain-cd.html
>> ), unfortunately this method does not work on our notebooks since the
>> second bootloader can't recognize the media in the tray :-(
>> Do you think your team could help us?
>> Thank you!
>> Spity
>


Reply via email to