[okl4-developer] Difference between hypercells and address spaces
Guanghui, Cheng
cheng.guanghui.ml at gmail.com
Tue Mar 24 21:04:58 EST 2009
On Monday 23 March 2009 05:29:28 pm Xavier.LANGELLIER at fr.thalesgroup.com
wrote:
> Hi,
>
> I don't understand why there are 2 concepts to isolate programs in OKL4.
> Why is it possible to have more than one address space in a hypercell?
> Can someone explain me the purpose of each concept or give me a link to
> some documentation?
You can find the description of cell in this documentation.
http://wiki.ok-labs.com/downloads/release-3.0/okl4lib-ref-manual-3.0.pdf
I think page 20 could give you answer about why cell and address space are
different and why it is possible to have many address spaces in one cell.
In addition i think hypercell is only a name to show the OKL4 secure
architecture. In my opininion it is cell.
Thanks.
cheng Guanghui
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