These ebuilds come from http://luke.dashjr.org/programs/gentoo-n900.
If you have some problems, go to the official site first.
n900-env : Meta-package bringing minimal needed software to operate on Nokia N900 tablets ( http://luke.dashjr.org/programs/gentoo-n900/ )
nit-bootmenu-compat : ( http://luke.dashjr.org/programs/gentoo-n900/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a n900
For Paludis use this rsync : rsync://gentoo.zugaina.org/n900-portage
If you have a problem : ycarus(-at-)zugaina.org