Messages in this thread Patch in this message | | | Date | Sat, 17 Mar 2007 22:08:10 +0900 (JST) | Subject | Re: MediaGX/GeodeGX1 requires X86_OOSTORE. | From | takada <> |
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From: lsorense@csclub.uwaterloo.ca (Lennart Sorensen) Subject: Re: MediaGX/GeodeGX1 requires X86_OOSTORE. Date: Thu, 15 Mar 2007 13:31:37 -0400
> On Thu, Mar 15, 2007 at 02:39:39PM +0900, takada wrote: > > Hiroshi Miura posted `Geode out-of-order store enables' patch in Jun, 2003. > > There is http://lkml.org/lkml/2003/6/5/57 . > > OOSTORE was enabled at this point in time. It seems to have disappeared somewhere. > > I believe the patch was rejected as 'not required' since the data sheet > is not very clear on that "feature".
Is it http://lkml.org/lkml/2003/6/5/85 you mean? It seems not to be surely written in data sheet that OOSTORE is necessary. But Geode reorder memory access.
> > BTW, I use MediaGX with kernel 2.6.20(and 2.6.20.3) and suspend2. When I resume > > the PC and use the PC Card modem, PC is hungup. However, PC isn't hung up when > > I apply a WBINVD patch. > > I can't understand it whether there is problem in resume of suspend2 or MediaGX > > or both. Many drivers lack support for resume on my PC. > > Which patch are you refering to?
I tested some patterns. just X86_OOSTORE was effective. WBINVD is needless.
--- 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
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