Re: writing to /dev/mem

[Hubert Feyrer <Hubert.Feyrer%rz.uni-regensburg.de@localhost>]

> > > Is there a kernel option that I need to set to allow this?
> > Yes, "INSECURE".
> Nope.  I added this option and rebuilt the kernel, and it still gives me
> "operation not permitted".

You can't write to /dev/kmem when the kernel's in multiuser mode due to the
security level of 1, see init(8). You'll have to go some different way to
access memory (registers, i guess?), please loog at the existing drivers.


Hubert

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