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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [hsw] Colors seem inverted on Dell 3737 Laptop IntelHD4400"
href="https://bugs.freedesktop.org/show_bug.cgi?id=74167#c33">Comment # 33</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [hsw] Colors seem inverted on Dell 3737 Laptop IntelHD4400"
href="https://bugs.freedesktop.org/show_bug.cgi?id=74167">bug 74167</a>
from <span class="vcard"><a class="email" href="mailto:ville.syrjala@linux.intel.com" title="Ville Syrjala <ville.syrjala@linux.intel.com>"> <span class="fn">Ville Syrjala</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=74167#c32">comment #32</a>)
<span class="quote">> Thanks, a cut and paste script is about right for someone at my skill level.
> I think I finally have the output, and hope you can make some sense of it.
>
> DellLaptop charles # for r in 0x64000 0x6F400 0x6F410 0x7F008 0x70180
> 0x49010 0x49014 0x49018 0x4901c 0x49020 0x49024 0x49028 0x49030 0x49034
> 0x49038 0x49040 0x49044 0x49048 0x49080 0x43208 0x43408 0x4A480;do
> intel_reg_read $r;done
> 0x64000 : 0x80000003
> 0x6F400 : 0x82210002
> 0x6F410 : 0x1
> 0x7F008 : 0xC0000010
> 0x70180 : 0xD9004400
> 0x49010 : 0x78000000
> 0x49014 : 0x0
> 0x49018 : 0x7800
> 0x4901C : 0x0
> 0x49020 : 0x0
> 0x49024 : 0x78000000
> 0x49028 : 0x0
> 0x49030 : 0x0
> 0x49034 : 0x0
> 0x49038 : 0x0
> 0x49040 : 0x0
> 0x49044 : 0x0
> 0x49048 : 0x0
> 0x49080 : 0x0
> 0x43208 : 0x90000000
> 0x43408 : 0x0
> 0x4A480 : 0x0
>
> Thanks again
>
> Charles</span >
That looks like it's from i915. Can you repeat w/ modeset=0?
Although Stew's register dump didn't show anything really suspicious, so I'm
fairly stumped by this.
Also can someone grab the latest intel-drm-nightly and grab the dmesg w/
drm.debug=0xe?</pre>
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