Comment 31 for bug 699802

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noobish (noobish) wrote :

This is not solely a problem with laptops. I see the same behavior on an lvm encrypted partition with separate raid1 /boot partition with a fresh install of natty. Natty was installed via i386 x64 alt disc in expert mode on a SuperMicro 7046T-H6R SuperServer with an ATI 5870 card.

I did *not* see this behavior when installing ubuntu 11.04 server amd64 using expert mode, with the same exact partition setup... (on different hardware though).

When copying the fonts to /boot/grub I get the same blank purple screen. The luks decrypt passphrase prompt is not displayed. I can switch terminals via the ctrl-alt hotkeys but the screen still does not update. I can only tell that switching is working by watching the numlock indicator. Trying to enter the passphrase blindly without first switching off and back to tty7 does not work.

Additionally, removing the fonts, running update-grub && install-grub /dev/sda restores the original broken behavior, including a working passphrase prompt.

I tried both xserver-xorg-video-radeon and fglrx and of course that has no effect besides breaking the nice video mode set via KMS when running fglrx.