>From: David Laight <david@l8s.co.uk>
>CC: tech-kern@netbsd.org
>Subject: Re: microtime
>Date: Thu, 1 Aug 2002 11:08:53 +0100
>
>On Thu, Aug 01, 2002 at 11:28:23AM +0200, Wojciech Puchar wrote:
> > what function can i use to measure elapsed time with precision like 
>10us.
>
>gettimeofday() used the kernel microtime() function.
>On i386 that gives a precision of about 1us.
>
>	David
>
>--
>David Laight: david@l8s.co.uk

In a device driver, what is the preferred method of inserting a delay 
between operations to implement for example a handshake? I see delay() and 
DELAY(), are there any others and which of these is best to use?

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