В Sat, 05 Jan 2013 20:54:06 +0000 Richard Collins <[email protected]> пишет:
> Thanks Tom but the problem wasn't the discs, I've had some success. It's a > case of multi problems, I think my PC has a grudge. > You say "SOLVED" but do not explain how. It would be helpful for others if you explained how you solved it. > Problem #1: no keyboard/mouse with 64 bit distros > Reason: IOMMU support was enabled in the BIOS, this was enabled to try and > fix > #2 > > Problem #2: NVidia driver is unstable on a Grub2+EFI+64bit system > The fix was supposed to be disable the graphics that grub uses. This causes > #3 > > Problem 3#: Changing the grub settings I discribed means that you can't see > the boot screen - not a feature I'm comfortable with and stops booting if the > boot process needs user input. > Solution: ? > So that I understand what happens - you get GRUB2 screen. You see output and can use keyboard to navigate it. Right? - GRUB2 screen itself is in text mode or in graphic mode? - when you select GRUB2 menu entry to launch Linux you get messages about wrong mode and "booting blind". No output from Linux kernel after that. Correct? > On Saturday 05 Jan 2013 14:16:13 you wrote: > > Hello all, I need some help. My system has become unbootable. > > It was working fine with EFI booting until I set the following in > /etc/default/grub.conf > GRUB_GFXPAYLOAD_LINUX=text > GRUB_GFXMODE=auto > > I then ran update-grub2 > > When I reboot grub says: > "error: invalid video mode specification 'text' > "booting in blind mode" > > the system then hangs indefinatly after a brief flash from the harddrive. It > may be waiting for a password for an encrypted volume I have but i wont > repond > to "S" or "Esc" keypresses > > I've tried adding set gfxpayload=true|keep|false - none of which work > Ive tried adding set gfxmode=640x480 > > The kubuntu boot cd wont load properly and 12.04 has broken keyboard / mouse > support. this is driving me mad! > > How can I undo the changes I made at the commandline? > Does anyone know a good efi rescue system? > > I have a MSI 990FXA-GD65 (version E7640AMS V19.9) > The system only has Kubuntu 12.10 installed on ssd with gpt > > _______________________________________________ Help-grub mailing list [email protected] https://lists.gnu.org/mailman/listinfo/help-grub
