From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <8c069fe01b430b5b4286878e6c5ef0ce@quanstro.net>
From: erik quanstrom <quanstro@quanstro.net>
Date: Fri, 12 Jun 2009 07:33:25 -0400
To: 9fans@9fans.net
In-Reply-To: <0iq7g6xkuk.ln2@news.homelinux.net>
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Subject: Re: [9fans] faster vesa driver
Topicbox-Message-UUID: 09ec0ef0-ead5-11e9-9d60-3106f5b1d025

> > I've just pushed out kernel sources and binaries to incorporate
> > Aki's mtrr and vesa changes.  The combination makes monitor=vesa
> > run quite a bit faster; we saw a factor of three speed improvement
> > in one case.
> >
> > It's still limited to a single processor, but we've got someone
> > investigating ways to fix that.
>
> Great, but is in-compatible with QEMU.

qemu already marks this memory WB with PAT
bits in the shadow PT.

http://www.slideshare.net/xen_com_mgr/xs-boston-2008-cache

> Moreover, Plan9 does not boot off of a SiS SATA/USB2.0 DVD-RW or HDD's,
> that's why I was forced to use QEMU.

does your chipset support ahci, and if so, is it in ahci mode?
that should work.  if it doesn't could you send me your
information off-line?

- erik