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

Subject: Re: head & tail patches to vxWorks interrupt service routines?
From: "Joseph P. Sullivan" <[email protected]>
To: [email protected]
Cc: [email protected]
Date: Wed, 11 Jun 1997 15:36:15 -0500
Guy asked....
> Can any of the vxWorks gurus out there tell me if it is possible to do
> a head or a tail patch to a vxWorks interrupt service routine.  We want to
> hook in to the serial input interrupt and then pass on the servicing to the
> existing service routine.

Would putting the serial port in raw mode (unbuffered) serve you
needs? Each input character would be sent to your task immediately. 
I wouldn't want to mess with serial device interrupt handling unless I
had to. 

Joe Sullivan


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