Am Sonntag, den 18.01.2015, 16:56 -0500 schrieb Felix Miata: > Paul Menzel composed on 2015-01-18 12:20 (UTC+0100): > > > on the Lenovo X60 with i945 graphics (and vendor BIOS), for using > > fastboot, that means to avoid a modeset, I want to set the desired > > resolution in GRUB using the option `GRUB_GFXMODE=1024x768` in > > `/etc/default/grub`. > > Making a change in /etc/default/grub does not take effect until the actual > Grub menu is rebuilt. It's a config file, not a menu file. I know and ran `sudo update-grub` afterward. Thank you for the hint though. > > Unfortunately that does not have an effect and the > > resolution is only 640a×480. > > IIRC, I've solved this problem in the distant past by in BIOS setup changing > memory size reserved for video controller from 1M to 8M. Unfortunately I was unable to find such a configuration option in the BIOS menu. > > The GRUB developer told me that this is likely a Video BIOS issue. > > > Am I out of luck or do you know of possible solutions or do you have > > pointers how to debug this? GRUB’s `vbeinfo` lists the resolution of > > 1024×768. > > GRUB_GFXMODE=1024x768 assumes you are using Grub2. In Grub legacy what you > need is video=1024x768 or video=1024x768@60 on the kernel cmdline. I have > multiple i945G systems using both vga=1024x768@60 and Grub Legacy, but none > Lenovo. Good to know. Hopefully it can be solved in GRUB 2. > Which distro are you using? Debian Jessie/testing Thanks, Paul
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