From: Kumba <kumba@gentoo.org>
To: Johannes Dickgreber <tanzy@gmx.de>
Cc: Linux MIPS List <linux-mips@linux-mips.org>
Subject: Re: Help getting IP30/Octane fixed?
Date: Tue, 19 May 2009 03:12:20 -0400 [thread overview]
Message-ID: <4A125BD4.7050904@gentoo.org> (raw)
In-Reply-To: <4A0F0E7B.1010602@gmx.de>
Johannes Dickgreber wrote:
>
> i think i found the problem
>
> try booting with a command line cca=5
>
> the system is setting _page_cachable_default with what is found in the
> processor register at booting time which is 3 ( _CACHE_CACHABLE_NONCOHERENT )
> i think this can not work on a SMP System.
>
> with the above overriding i have a working SMP Octane system.
>
> cca = 5 means _CACHE_CACHABLE_COHERENT
>
> if time permits i send patches
Tried this and the change to HEART_IMR on my end using a dual R10000 195MHz
module. It didn't boot in any of the cases.
--
Joshua Kinard
Gentoo/MIPS
kumba@gentoo.org
"The past tempts us, the present confuses us, the future frightens us. And our
lives slip away, moment by moment, lost in that vast, terrible in-between."
--Emperor Turhan, Centauri Republic
prev parent reply other threads:[~2009-05-19 7:13 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-09 23:21 Help getting IP30/Octane fixed? Kumba
2009-05-10 18:06 ` Johannes Dickgreber
2009-05-10 18:57 ` Kumba
2009-05-16 19:05 ` Johannes Dickgreber
2009-05-19 7:12 ` Kumba [this message]
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