On ons, 2005-10-12 at 19:08 -0300, Francisco J. A. Ares wrote:
> Hi, All
> 
> I'm about to launch an embeded product runing Gentoo Linux. Everything
> is working perfectly now, but I really would like to have a faster boot.

Take a look at initng. It is really fast (if you compare to standard
gentoo bootscripts).

If that is not fast enough - take a look at software suspend.

> As this computer will not have upgrades, at least not as usual as a
> common desktop, I think that the cold/hotplug could be replaced by
> something else, although I plan to use an external USB disk on maintenance.

I was thinking of something similar some time ago. The idea was that if
there is no /etc/modules run coldplug and list all loaded modules
into /etc/modules, otherwise skip coldplug and just load the modules
listed in /etc/modules. That would not detect if you have plugged a new
USB device when powered off though.

If you think that hotplugging is to slow (that there is a delay after
you have plugged the external device until the device shows up) there is
a hotplug-ng that is written in C instead of bash (like the standard
hotplug system is). It is supposed to be faster.

I think I posted an ebuild at bugzilla some time ago.

> Another little detail:  I have already seen that the Knoppix CD starts
> with a lo-res bitmap while starting its services and probably detecting
> the hardware and then it changes to a full-res version of the same image
> when it is starting KDE.  How can I do that?  I have almost done that
> with the frame buffer bootup image and just after starting X the first
> task is to change the background image to a copy of that used on the
> boot sequence, but still there is a gap where one can see the X'
> checkered background.
> 
> Any sugestions?

You can try setting another background bitmap and background color in
some resource file. The screen would be black or something while waiting
for the backround image to show up.

> Thanks a lot
> Francisco

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