sony-vaio-z-series team mailing list archive

[Nacho <nacho.mg@xxxxxxxxx>]

Hi,

On 15/09/10 11:56, Jean-Francois Mathiot wrote:
> Mauri,
>
> No, the procedure is not that hard (but the patch has to be prepared manually
> and checked with an hex editor before applying). What it does is to enable the
> hidden options in the BIOS settings, in particular the ability to statically (at
> the BIOS level) switch between video cards. The cool thing is that you can later
> change to dynamic switch using the BIOS settings (what i'll do before trying to
> install Maverick). The only other problem I have is that brightness adjustment
> does not work.

With the intel card try to use kernel parameter acpi_backlight=vendor at 
boot time.


regards

> Regards,
> Jef
>
>
> On 15/09/2010 11:11, Mauri wrote:
> >  Hi Jef,
> >  many thanks for ur support and kindly response.
> >  Only one think, that I don't undestand.
> >  If I don't want patch my BIOS,I have some problem with my Ubuntu (I'm afraid
> >  to update the bios, it's a hard procedure?)
> >  I think that I can't switching between video cards, but there may be other
> >  problems?
> >  I'll wait u about the new maverick installation :-)
> >  Cheers,
> >  Mauri
> >
> >
> >  2010/9/15 Jean-Francois Mathiot<jeff.mathiot@xxxxxxxxx
> >  <mailto:jeff.mathiot@xxxxxxxxx>>
> >
> >      Hey Lain,
> >
> >      Yes, the patch applies to allow static switching between video cards (I've
> >      not been able to get Xorg to work properly using kernel tuning). The BIOS
> >      patch worked very nice, but I would have prefer not to apply it and use
> >      pure Linux settings.
> >      I still have a drive outside the soft RAID volume, so I'll try to install
> >      Maverick and let you know whether the dynamic switching works.
> >
> >      Regards,
> >      Jef
> >
> >      On 14/09/2010 15:45, Mauri wrote:
> > >      Hi Jean,
> > >      many thanks for the reply and all advice.
> > >      I'm sorry but I'm not a expert, then, why I can patched the bios? only
> > >      for the video card switch?
> > >      In my Sony VPCZ12X5E (2 SSD (64gb x 2) - 1920 resolution) Can I install
> > >      only ubuntu (10-10 beta) without any patch? I'm afraid to change the bios...
> > >      @Martin: I don't undestand what do u mean...
> > >      Cheers,
> > >      Lain
> > >
> > >      2010/9/14 Martin Lütken<nitram@xxxxxxxxx<mailto:nitram@xxxxxxxxx>>
> > >
> > >          Can I ask what display size you have?
> > >          -Martin
> > >
> > >          Den 13-09-2010 12:41, Mauri skrev:
> > > >          Hi Expert,
> > > >          i'm novel, and this is my first post on this community :-)
> > > >          I have a Sony VPCZ12X5E with 2 SSD (64gb x 2) with 1920 resolution
> > > >          monitor and 8 gb of RAM. I want use ubuntu as a normal desktop, I'll
> > > >          work every day with this lapdop, but I don't want use windows ;-)
> > > >          I'm reading on internet, that the linux installation, on this hw, is
> > > >          not easy (path kernel etc.)
> > > >          Can I install this ubuntu testing version? (Linux kernel 2.6.35)
> > > >          Ubuntu 10.10 (Maverick Meerkat) Alpha 3
> > > >          I would like install Ubuntu 10.04 LTS, but I'm terrified of problems
> > > >          during installation.
> > > >          Another question. I don’t want install 64bit, but a 32bit with a
> > > >          big-kernel (8gb ram). Is it a problem?
> > > >          What do u suggest me?
> > > >          Many thanks to all.
> > > >          Cheers,
> > > >          Lain
> > > >
> > > >
> > > >
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> >      --
> >      Jean-François Mathiot
> >      ____________________________________
> >
> >      Jeff Mathiot is NOT on FaceBook.
> >      Contact :jeff.mathiot@xxxxxxxxx<mailto:jeff.mathiot@xxxxxxxxx>
> >      ____________________________________
> >
> >
> >
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> --
> Jean-François Mathiot
> ____________________________________
>
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> Contact :jeff.mathiot@xxxxxxxxx
> ____________________________________
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