[ltp] Re: Bios Splash

Adam Furmanczuk linux-thinkpad@linux-thinkpad.org
Tue, 7 Feb 2012 09:55:32 +0100


Thx Paul,

i will try this week and keep you updated on maillinglist and (when
successfull) on wiki.

Greets,

Adam


On 2/6/12, Paul Bolle <pebolle@tiscali.nl> wrote:
> On Tue, 2012-01-31 at 13:28 +0100, Adam Furmanczuk wrote:
>> I have tried all I know and failed.
>
> 0) This seems to be an ISO that consists of only one (rather large) El
> Torito boot image.
>
> 1) See, at offset 0xD800 there's a boot sector of a 17809408 bytes
> (34784 sectors of 512 bytes) hard disk image. That hard disk image has
> one FAT partition starting at sector 32. Ie, that partition starts at
> offset (0xD800 + 32 * 512 =) 71680 into the ISO. You can loop mount that
> partition with
>     mount -o loop,offset=71680 8nuj08uc.iso <mount point>
>
> 2) I know little about ISO images and I have no idea whether, and how,
> you can change this hard disk image. But this should get things started
> for you.
>
> 3) It would be nice if you add something to thinkwiki.org if you manage
> to edit the BIOS splash image (which I assume is what you want to do).
>
>
> Paul Bolle
>
>