On Dec 6, 2011 7:52 AM, "R. G. Newbury" <newb...@mandamus.org> wrote:
>
> On 12/05/2011 10:47 PM, Lawrence Graves<lgrave...@gmail.com>
> > On 12/05/2011 01:32 PM, R. G. Newbury wrote:
> >> >  On 12/04/2011 09:44 PM, Lawrence Graves<lgrave...@gmail.com>
> >>> >>  On 12/04/2011 07:44 AM, Ian Malone wrote:
>
> >> >
> >> >  1 Add rdblacklist=nouveau to kernel grub line (done)
> < big snip>
> >> >  18        Reboot to check.
> > After doing all the above from 1-18, it is still doing the same thing
> > and gave me the same screen as when I first start this journey.
>
> This brings to mind the Holmes Corrollary to Murphy's Laws:  "Any law of
> chemistry or physics to the contrary notwithstanding, if it happened, it
> must be possible".
> This is very weird.
>
> Can you at least report that some of the steps worked???
> Did the reboot at step 4 work? (The vesa driver only step).
> Did you at least see the nvidia driver loaded at step 8?
> Did startx get you to the graphical desktop in step 9?
>
> I didn't closely follow the beginning of the thread. Could you repeat
> what hardware you are using, and confirm the distro level (F15 I think)
> and kernel. I am interested in confirming the video chipset and the
> wireless chipset, since *something* weird is going on, involving those...
>
> Geoff
>
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I've had some very frustrating problems with making GPUs work, learned a
little, and experienced an incredible amount of guidance and patience from
the Fedora community along the way.  I'll throw out a couple observations
I've made that may help.

You might have a hardware conflict with the wireless card, or not.  There
are a number of ways to troubleshoot this, the simplest of which is
physically removing the wifi card.  It's usually a few screws for the
plastic cover, one or two screws for the ~1in by ~2in card, and antenna
cables you should probably tape to insulate.  This may help:
http://support.dell.com/support/edocs/systems/ins9400/en/sm/index.htm

With the last two Fedora releases, installing kmod-nvidia has
automagickally ran dracut and appended my grub entry. Likewise, removing it
has revoked those changes, as far as I can tell.  If you need to remove the
nvidia drivers for testing, I would suggest using this command:
yum remove $(rpm -qa | grep nvidia)
Try the section inside the parentheses by itself to see what's going on.
After you remove the packages, you will need to reboot for the changes to
take effect.

It is also a good idea to install akmod-nvidia with kmod-nvidia.  The
driver needs to be built for a specific kernel, and when they get out of
sync, this will fill in the gaps.

Experimenting with kernel parameters can be diagnostically useful, or
provide a workaround. To use them, when grub presents the menu of kernels
to boot, press 'e' to edit, then add them to the line that begins with
'linux.' A few I've found useful when troubleshooting are:
1 - boots to a fallback root console.  You have probably already found
something like this.
nomodeset - disables kernel modesetting, changing how the kernel works with
the GPU and it's driver.  I don't understand it well enough to offer a more
technical explanation, but I know its worth a try with and without it.

acpi=off - disables advanced power management features.  Laptops are
especially prone to poor acpi implementations.  I have to use this to boot
with the nvidia drivers on my MSI laptop.  I also noticed that this
disables suspend and causes the power button to instantly drop power to the
system, so press it with caution with acpi disabled.

One more thing - I can't recall if the default nouveau drivers didn't work
for you, or if you weren't happy with them.  At the very least, we should
be able to get vesa drivers working for you.

HTH,
Pete
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