These changes add support for: o The MI VMEbus framework on both MVME147 and MVME167. o Enhancements to the existing MD bus_space(9) implementation. o Most of the bus_dma(9) API.
- clock, le, pcc, wdsc, zs: convert to new autoconfig scheme - vme: add vme support Contributed by: Jason R. Thorpe <thorpej@og.org>