[ECOS] Re: Regd. the MMU in eCos1.3.1

Andrew Lunn andrew.lunn@ascom.ch
Thu Apr 3 12:42:00 GMT 2003


On Thu, Apr 03, 2003 at 05:53:56PM +0500, Prabal Halder wrote:
> 
> Thanks for your kind information.
> 
> I have new query. 
> 
>  In eCos, is there any support to lock a range of memory address and also
> assign protection for that region?

What do you mean by lock? There is no VM, so its not going to get
swapped to disc!

eCos only plays with the MMU enough to setup a 1-1 mapping and maybe
disable caching for memory used for IO. Other than not, there is no
support.

        Andrew

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