<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <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#c21">Comment # 21</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 <a class="email" href="mailto:kai.heng.feng@canonical.com" title="Kai-Heng Feng <kai.heng.feng@canonical.com>"> Kai-Heng Feng</a> <pre>(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. > > If the laptop came with preinstalled Windows and UEFI boot, all bets are off > when you try to use legacy bios boot with Linux. It's likely the VBT is > *different* for UEFI and legacy boot, and typically the legacy boot one > wasn't even tested.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are on the CC list for the bug.</li> <li>You are the QA Contact for the bug.</li> <li>You are the assignee for the bug.</li> </ul> </body> </html>