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Re: Language extensions ?
- From: Andrew Haley <aph at redhat dot com>
- To: shudo at computer dot org
- Cc: java at gcc dot gnu dot org
- Date: Wed, 2 Apr 2003 13:02:36 +0100 (BST)
- Subject: Re: Language extensions ?
- References: <20030327034857.59934.qmail@iname.com><16002.52423.617110.185545@cuddles.cambridge.redhat.com><20030402.191037.824276153.shudo@localhost>
shudo at computer dot org writes:
> From: Andrew Haley <aph at redhat dot com>
>
> > > Of course suggestions about alternative ways of achieving my aims
> > > gladly accepted !
> >
> > Will http://www.rtj.org/doc/javax/realtime/RawMemoryAccess.html
> > do what you need?
>
> Those two classes Real-Time for Java provides are very interesting,
> but I see them as classes representing physical memory area by nature
> rather than virtual memory. Those classes are not just suitable for
> the purpose of dealing with virtual memory.
On Linux, user space programs only can access virtual memory. I can't
see any good reason why you shouldn't map some virtual memory with
RawMemoryAccess.
Andrew.