Re: i/o event scan list

[mrk@phebos.aps.anl.gov]

> 
> 
> 
> 
> We developed a driver for the vme i/o module ADAS ICV196 with interrupt service. We are 
> now interested in how to synchronize the process of ai records with an i/o event on one 
> bi channel of this module.
> 
> We found no way in DCT to attach an ai record to a bi i/o event scan list. The only way
>  we found to do this was to specify event scan type for the ai records with an event
>  number related to a specific bi channel, and to call post_event() in the interrupt
>  service routine.
> 
> Could someone propose a better solution ?
> 
> 	Francoise Gougnaud.

Have a bi record that is I/O event scanned. Let it forward link to an event
record. Let the event record post the event that makes the ai records process.

If it is a single ai record then just let the bi record forward link to the ai
record.

Marty Kraimer