Re: [PATCH 2.6.X] Early console for Cobalt

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Atsushi Nemoto wrote:
On Sun, 12 Feb 2006 17:10:25 +0000, Peter Horton <pdh@xxxxxxxxxxxxxxxxx> said:
pdh> Adds early console support for Cobalts.

We already have EARLY_PRINTK.  How about using it?  (like dec does)

I already tried getting early printk to work....Either it wasn't initializing early enough for my needs, I was enabling it incorrectly, or it just doesn't work on Cobalt. This does work, however, and already pointed out one obvious flaw I have in a patch I've been using on Cobalt (setting cpu_scache_line_size to > 0 when cobalt lacks an scache).

For systems where the serial device can be difficult to use until initialized late in the boot cycle (Octane comes to mind), early_printk won't function either.

Maybe some kind of framework is needed for defining the kinds of early console various systems can support?


--Kumba

--
Gentoo/MIPS Team Lead
Gentoo Foundation Board of Trustees

"Such is oft the course of deeds that move the wheels of the world: small hands do them because they must, while the eyes of the great are elsewhere." --Elrond


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