On Mit, 2008-08-27 at 18:51 +0100, Jamie Lokier wrote: > Bernd Petrovitsch wrote: [...] > It is, but the idea that small embedded systems go through a 'all > components are known, drivers are known, test and if it passes it's > shippable' does not always apply. Not always but often enough. And yes, there is ARM-based embedded hardware with 1GB Flash-RAM and 128MB RAM. > > > I'm seriously thinking of forwarding porting the 4 year old firmware > > > from 2.4.26 to 2.6.current, just to get new drivers and capabilities. > > > > That sounds reasonable (and I never meant maintaining the old system > > infinitely. > > Sounds reasonable, but it's vetoed for anticipated time and cost, That is to be expected;-) [....] > > ACK. We avoid MMU-less hardware too - especially since there is enough > > hardware with a MMU around. > > I can't emphasise enough how much difference MMU makes to Linux userspace. > > It's practically: MMU = standard Linux (with less RAM), have everything. > No-MMU = lots of familiar 'Linux' things not available or break. ACK. And tell that a customer that everything is more effort and more risk and not just "simply cross-compile it as it runs on my desktop too". Bernd -- Firmix Software GmbH http://www.firmix.at/ mobil: +43 664 4416156 fax: +43 1 7890849-55 Embedded Linux Development and Services -- To unsubscribe from this list: send the line "unsubscribe linux-embedded" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
