Re: Promise or VIA?
A Dijous 23 Setembre 2004 16:18, Pete Harlan va escriure:
> On Thu, Sep 23, 2004 at 10:54:36AM +0200, Leopold Palomo-Avellaneda wrote:
> > A Dijous 23 Setembre 2004 00:55, Pete Harlan va escriure:
> > [...]
> > > The Asus A8V I bought has both a VIA and a Promise SATA controller,
> > > and both work fine with Linux. The Promise is better supported under
> > > Linux (or possibly just a better controller; it does TCQ under Linux,
> > > where the VIA doesn't (yet?)) as far as I could tell from the SATA
> > > compatibility page.
> > Please, could you show where did you find this information? I have found
> > the opposite . We are talking about:
> > Promise 20378 vs VIA? VT8237
> > with a linux driver under a amd64 port.
> > Leo
> > Ps
> >  http://www.linuxcompatible.org/cdetail11253.html
> I was taking my information from here (Jeff Garzik's driver status
> update page):
> The entries on the Promise controllers look more encouraging to me
> than the VIA controller (which is "0000:00:0f.0 RAID bus controller:
> VIA Technologies, Inc. VIA VT6420 SATA RAID Controller (rev 80)"); the
> entry for VIA says:
> Summary: No TCQ. Looks like a PATA controller, but with full SATA
> control including hotplug and PM.
> libata driver status: Beta.
> The Promise drivers are all labeled "production", not "Beta".
Ok, thank's. I have to investigate a bit more. I think that it's not a easy
thing to have a sata with tcq configured.