You could boot from a live CD, edit the file, then chroot to the partition and do the update-initramfs.
Assuming that your root partition is sda1 and you don't have a separate boot partition:
Boot Live CD and open terminal:
Quote:
sudo -i
mkdir /mnt/root
mount /dev/sda1 /mnt/root
echo "blacklist vga16fb" >>/mnt/root/etc/modprobe.d/blacklist.conf
echo "blacklist nouveau" >>/mnt/root/etc/modprobe.d/blacklist.conf
echo "blacklist rivafb" >>/mnt/root/etc/modprobe.d/blacklist.conf
echo "blacklist nvidiafb" >>/mnt/root/etc/modprobe.d/blacklist.conf
echo "blacklist rivatv" >>/mnt/root/etc/modprobe.d/blacklist.conf
mount --bind /dev /mnt/root/dev
chroot /mnt/root
update-initramfs -u
|
Reboot