Starting bare metal application on second core of P2020

2 messages, 2 authors, 2010-02-17 · open the first message on its own page

Starting bare metal application on second core of P2020

From: Felix Radensky <hidden>
Date: 2010-02-17 12:55:26

Hi,

We'd like to run Linux on core0 of P2020 and some bare metal application 
running without OS
on core1. Is it possible to start this application from Linux ? I've 
seen example of running 2 copies
of Linux in AMP mode, in which case both are started from u-boot. I'd 
like to leave core1 in
reset, start Linux on core0 from u-boot and load bare metal application 
from Linux. If this
possible, where can I learn about the procedure ?

Thanks.

Felix.

Re: Starting bare metal application on second core of P2020

From: Kumar Gala <hidden>
Date: 2010-02-17 17:18:38

On Feb 17, 2010, at 6:54 AM, Felix Radensky wrote:
Hi,
=20
We'd like to run Linux on core0 of P2020 and some bare metal =
application running without OS
on core1. Is it possible to start this application from Linux ? I've =
seen example of running 2 copies
of Linux in AMP mode, in which case both are started from u-boot. I'd =
like to leave core1 in
reset, start Linux on core0 from u-boot and load bare metal =
application from Linux. If this
possible, where can I learn about the procedure ?
There is no of the shelf support for this.  It would be reasonable easy =
to create a driver to load up your application for Linux and kick the =
second cpu to start it.

- k=
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