Ubuntu 10.10 64bit AHCI hosted on a dell T3500
Warning
This post is certainly obsolete...
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quoting http://ubuntuforums.org/showpost.php?p=10189331&postcount=35 : "For those (like me) who aren't familiar with grub tampering, here's what I did to make the change automatic:"
sudo cp /boot/grub/grub.cfg /boot/grub/grub.cfg.orig sudo cp /etc/default/grub /etc/default/grub.orig sudo vi /etc/default/grub # < # GRUB_CMDLINE_LINUX="" # < GRUB_CMDLINE_LINUX="pci=nocrs" # --- # > GRUB_CMDLINE_LINUX="" sudo update-grub