Challenge Vmebus Implementation; General Information - Silicon Graphics POWER CHALLENGE User Manual

General Information

Appendix E
E.

Challenge VMEbus Implementation

This appendix provides information to help users select third-party VME
boards for the POWER Challenge and Challenge systems.
You may also wish to consult related books such as the following for
additional background, as required.
• VMEbus Users's Handbook by Steve Heath
• Writing Device Drivers (P/N 007-0911-xxx)
Warning:
by Silicon Graphics trained or certified personnel. Unauthorized access to
the cardcage area could result in system damage or even bodily harm, and
could void warranty or safety agency approvals for the system.
The VME interface in the Challenge system supports all protocols defined in
Revision C of the VME specification, plus the A64 and D64 modes defined
in Revision D. The D64 modes allows direct memory access (DMA)
bandwidths of up to 60 MB.
The Challenge system does not support VSBbus mode.
Note:
For the acceptable VME address ranges, read the /var/sysgen/system file.
All board installations or removals should be performed only
133