Gee, what fun. There are lots of things that can go wrong, to get some idea, see the display handling for HP Falco, in which we managed 4 different types of displays.
I'll try to take a look later, but just keep in mind that the displays are frequently not all the same on different production runs of a laptop so something that works fine on one gives black screen on another ... ron On Fri, Jul 3, 2015 at 7:35 AM <[email protected]> wrote: > Hello, > > I allready contacted Francis from libreboot and he forwared me to this > list, because it seems to be an issue regarding coreboot. > > I have flashed a Lenovo T400 with libreboot. > > The T400 has an Intel GPU and I am able to use it with an external > display connected to the onboard vga-port. > > The issue is, that I can't use the internal display, which is an > 1440x900 Samusung LTN141WD-L05, EDID dump: > > https://paste.debian.net/plainh/b3699c60 > > It seems like the internal screen is powered on while booting but it > stays black. > > Francis assumes that this is due to bugs in how coreboot handles the > EDID. > > Here is an EDID dump of a working display: > > http://paste.debian.net/plainh/776705d5 > > Anyone is able to help? > > Thanks in advance! > > > > -- > coreboot mailing list: [email protected] > http://www.coreboot.org/mailman/listinfo/coreboot >
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