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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [CFL] Screen goes blank right after boot."
href="https://bugs.freedesktop.org/show_bug.cgi?id=104139#c22">Comment # 22</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [CFL] Screen goes blank right after boot."
href="https://bugs.freedesktop.org/show_bug.cgi?id=104139">bug 104139</a>
from <span class="vcard"><a class="email" href="mailto:jani.nikula@intel.com" title="Jani Nikula <jani.nikula@intel.com>"> <span class="fn">Jani Nikula</span></a>
</span></b>
<pre>(In reply to Kai-Heng Feng from <a href="show_bug.cgi?id=104139#c21">comment #21</a>)
<span class="quote">> (In reply to Jani Nikula from <a href="show_bug.cgi?id=104139#c20">comment #20</a>)
> > (In reply to Kai-Heng Feng from <a href="show_bug.cgi?id=104139#c8">comment #8</a>)
> > > Also, this issue only happens when "Legacy ROM boot support" is enabled.
> >
> > Are you saying you're legacy booting instead of UEFI?
>
> No, the system in question still boots under UEFI mode.
>
> When BIOS option "Legacy ROM boot support" is checked, the system support to
> boot under both legacy and UEFI mode. But we still boot the system through
> UEFI.</span >
Please attach /sys/kernel/debug/dri/0/i915_vbt with both settings. Please mark
clearly which is which.</pre>
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