On Sunday 03 Feb 2008 18:55:09 Easwar Hariharan wrote:
kernel /boot/kernel-genkernel-x86-2.6.19-gentoo-r5 root=/dev/hda9
2.6.19 introduced libata in the kernel. All hda's are detected as sda if libata drivers are used. Boot into Ubuntu. Mount the Gentoo partition and paste the device.map file in Gentoo's /boot/grub/