Re: gdb with BDM-parallel port won't work

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Actually I don't think GiveIO is a driver, I think it is a hack that 
by-passes NT's hardware abstration layer and allows programs to continue 
to use the old I/O assembler instructions.

The original method was described in a Dr Dobbs article many years ago:

http://www.ddj.com/architect/184409876



Doug Eaton wrote:
> Hi Rod.
> 
> Since Win98 the Windows operating system has control of the parallel port,
> and a driver is needed to allow an application to take control of the port.
> 
> The one that you're looking for is called "GiveIO", and, once installed,
> should allow your software to run OK.
> 
> There are several different versions of "GiveIO", some work better than
> others.
> 
> Kind regards, Doug Eaton.
> 
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]]On Behalf Of Rod Dore
> Sent: 22 April 2008 14:10
> To: [email protected]
> Subject: [ColdFire] gdb with BDM-parallel port won't work
> 
> 
> I'm running ddd/gdb in a Windows/cygwin environment that I constructed about
> 7 years ago. I recently moved all the development environment/code to a new
> computer which does not have an on-board parallel port. So, I purchased a
> parallel port on a PCI card.
> 
> ddd/gdb won't operate on this new computer, and I get the following message
> from gdb... "error: could not access the GiveIO device".
> 
> What do I need to do to get this new computer operating?
> 
> Regards... Rod Doré
> 
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