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<== Date ==> <== Thread ==>

Subject: Re: BITBUS and PC's
From: mooney@oxygen.aps1.anl.gov (Tim Mooney)
Date: Thu, 9 Jun 94 17:43:13 CDT
> > > Any comments about using PC's?
> > 
> > Every week I hear from someone wanting to use a PC as an IOC
> > 
> > What would it cost to port EPICS to VxWorks on a PC?
> > 
> 
> ... If you wish 
> to use existing EPICS drivers then be sure to pad uncertainty into the 
> schedule for potential memory mapping problems and other CPU dependencies.
> The above assumes that you will be using a VME SBC PC. If it
> is to be an EISA IOC then there will be some drivers to write.

I was thinking of an EISA IOC, and even the total loss of all existing
device and driver support would probably be tolerable.  Record support
would port more easily, I'd guess?

> When WRS produced their first board support package for the i960
> they were significantly behind schedule producing a working
> system.

Yeah, and there'd be development-license worries as well, I imagine.
But I'm encouraged that no one seems actually to have barfed on this
topic as yet.

Tim

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