"A project to create embedded versions of Gentoo Linux has achieved preliminary releases on x86, MIPS, PPC, and ARM. The releases include native core system binaries, cross-platform toolchains, and, for x86, an optional hardened toolchain. The year-old project needs developers to help add cross-compile awareness to source packages.
"Gentoo is a popular desktop and server Linux distribution, in which core system components are distributed as architecture-specific, native binaries, while all non-essential software packages are compiled from source, using a 'portage' system similar to the 'ports' system in FreeBSD..."