On Wed, Mar 20, 2013 at 4:18 PM, Carrot Cruncher <[email protected]> wrote: > thanks for confirming. i didn't think the info from the edid-decode command > looked quite right. i just thought it was odd because tools like xrandr > successfully detect and use the highest resolution successfully. >
kernel does not use BIOS to get EDID information, it gets it directly via I2C from monitor. So it is completely different from what grub does. > > On 20 March 2013 11:38, Andrey Borzenkov <[email protected]> wrote: >> >> On Wed, Mar 20, 2013 at 1:29 PM, Carrot Cruncher >> <[email protected]> wrote: >> > with gfxmode set to auto, the default resolution used is 640x480x32. >> >> This means grub cannot get EDID information from BIOS. This is also >> confirmed by the fact that your videoinfo lacks EDID information. >> >> I do not think there is anything that can be done here, unless someone >> can debug BIOS interaction. > > _______________________________________________ Help-grub mailing list [email protected] https://lists.gnu.org/mailman/listinfo/help-grub
