Re: HELP: Linux replacement for "DOS diagnostic" station

From: H. Peter Anvin
Date: Mon Mar 08 2004 - 19:20:40 EST

Followup to: <404CFF03.1090601@xxxxxxxxxxxxxx>
By author: Timothy Miller <miller@xxxxxxxxxxxxxx>
In newsgroup:
> So, first of all, we need to make /dev/mem accessible to all users.
> Secondly, we need some mechanism to access I/O and config space, but it
> can be indirect through ioctl.
> Is there a driver for Linux which supports I/O and config space access
> for user-space programs in a completely generic way?

Just use iopl(3) and do the accesses directly from userspace, or use

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