On Fri, Feb 01, 2002 at 04:34:16PM -0500, Nick Papadonis wrote:
> For this application I ended up using ioperm(). It proved to be the
> fastest way of driving the port from userspace. I acheived around
> 160kHz speed on a PII.
Let me guess: the protocol wasn't ECP or EPP. One thing that's been
asked for in the past is a way of getting the kernel to just blast a
block of bytes to the data lines, without touching any other lines:
would that have helped, I wonder?
Tim.
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