Add info on OSF/1 emulation, IDE support on Alpha. Removed some references to EISA cards as there is no EISA bus support on Alpha.
Add info on OSF/1 emulation, IDE support on Alpha. Removed some references
to EISA cards as there is no EISA bus support on Alpha.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase