From: lsorense@csclub.uwaterloo.ca (Lennart Sorensen)
To: takada <takada@mbf.nifty.com>
Cc: pcnet32@verizon.net, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: MediaGX/GeodeGX1 requires X86_OOSTORE.
Date: Mon, 19 Feb 2007 09:55:14 -0500 [thread overview]
Message-ID: <20070219145514.GO7582@csclub.uwaterloo.ca> (raw)
In-Reply-To: <20070217.231113.193678444.takada@mbf.nifty.com>
On Sat, Feb 17, 2007 at 11:11:13PM +0900, takada wrote:
> is it mean what doesn't help with doesn't call set_cx86_reoder()?
> this function disable to reorder at 0x4000:0000 to 0xffff:ffff.
> does pcnet32 access at out of above range?
>
> --- arch/i386/Kconfig.cpu~ 2007-02-05 03:44:54.000000000 +0900
> +++ arch/i386/Kconfig.cpu 2007-02-17 21:25:52.000000000 +0900
> @@ -322,7 +322,7 @@ config X86_USE_3DNOW
>
> config X86_OOSTORE
> bool
> - depends on (MWINCHIP3D || MWINCHIP2 || MWINCHIPC6) && MTRR
> + depends on (MWINCHIP3D || MWINCHIP2 || MWINCHIPC6) && MTRR || MGEODEGX1
> default y
>
> config X86_TSC
Well it turns out that enabling OOSTORE doesn't elliminate the problem,
but it does make it go from occouring within seconds to occouring within
many hours. I am off to investigate some more.
Does anyone know if there is any way to flush a cache line of the cpu to
force rereading system memory for a given address or address range?
--
Len Sorensen
next prev parent reply other threads:[~2007-02-19 14:55 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <32943920.1119801171642884331.JavaMail.root@vms226.mailsrvcs.net>
[not found] ` <20070216172110.GC7582@csclub.uwaterloo.ca>
[not found] ` <20070216202300.GD7585@csclub.uwaterloo.ca>
[not found] ` <20070216210157.GE7585@csclub.uwaterloo.ca>
[not found] ` <20070216222728.GF7585@csclub.uwaterloo.ca>
2007-02-16 22:48 ` MediaGX/GeodeGX1 requires X86_OOSTORE. (Was: Re: Strange connection slowdown on pcnet32) Lennart Sorensen
2007-02-17 0:00 ` Lennart Sorensen
2007-02-17 14:11 ` MediaGX/GeodeGX1 requires X86_OOSTORE takada
2007-02-17 15:07 ` Lennart Sorensen
2007-02-19 14:55 ` Lennart Sorensen [this message]
2007-02-19 19:48 ` Roland Dreier
2007-02-19 19:57 ` Lennart Sorensen
2007-02-19 23:56 ` takada
2007-02-20 0:02 ` Lennart Sorensen
2007-02-20 11:34 ` takada
2007-02-20 14:48 ` Lennart Sorensen
2007-03-15 5:39 ` takada
2007-03-15 17:31 ` Lennart Sorensen
2007-03-17 13:08 ` takada
2007-03-19 18:23 ` Lennart Sorensen
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