<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW --- - [HSW mobile Acer notebook] eDP can't light up in boot to text mode" href="https://bugs.freedesktop.org/show_bug.cgi?id=65995#c19">Comment # 19</a> on <a class="bz_bug_link bz_status_NEW " title="NEW --- - [HSW mobile Acer notebook] eDP can't light up in boot to text mode" href="https://bugs.freedesktop.org/show_bug.cgi?id=65995">bug 65995</a> from <a class="email" href="mailto:yangweix.shui@intel.com" title="shui yangwei <yangweix.shui@intel.com>"> shui yangwei</a> <pre>(In reply to <a href="show_bug.cgi?id=65995#c18">comment #18</a>) > (In reply to <a href="show_bug.cgi?id=65995#c0">comment #0</a>) > > Description: > > --------------------- > > I have tried many kernels, when machine boot up, eDP can display well in > > BIOS, but failed to display after system finished initialized. If I removed > > i915, eDP can display again. > > > > The followed phenomenon: > > 1. eDP failed to display if boot to level 3. > > 2. eDP light up again by start X(but it need to connect another display > > pipe). > > The last time I saw a problem with such description on my machine, it was a > Backlight bug. > > What if you boot to level 3, then start X, then SSH to the machine and > "DISPLAY=:0 xrandr --output eDP1 --set BACKLIGHT 15"? I tried the steps as you said, and eDP is also unlighted.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> </ul> </body> </html>