Published at LXer:

The Ubuntu Developers Summit (UDS), held November 16-20 in Dallas, while kicking off the development cycle for the next Ubuntu release, "Lucid Lynx", had a surprising amount to interest a kernel hacker with embedded tendencies. The Summit covered a wide range of topics from low level kernel details, to best community practices, but the ARM netbook support sessions were particularly interesting. At this UDS, the Ubuntu ARM developers set out to enable support for many ARM machines in a single distribution, a difficult task due to the lack of a standard firmware interface on ARM systems; a familiar problem to embedded developers. This report covers the solutions debated at UDS — including Kexec bootloaders and the flattened device tree — and the choices made for the next Ubuntu release.

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