BSP for AT91SAM9263-EK

[Joel Sherrill]

On 02/05/2010 01:00 PM, Johannes Schock wrote:
>
> Hi RTEMS-Users,
>
> First let me introduce myself:
>
> I’m head of development of a small technology company in Germany 
> (while being head is easy while being the only one developer).
>
> I work for several years with Realtime-Systems (ARC/Freescale MQX on 
> Coldfire, and Keil RL-ARM on ARM processors), and I’m about to finish 
> a 12months project with an AT91SAM9263 running Keil RL-ARM, Nano-X and 
> FLTK.
>
> Now I’d like to create a RTEMS-BSP for the AT91SAM9263EK-Board. (Since 
> this will be a holiday project, it’ll last for a while.)
>
> My first goal is to write a new specific interrupt handle with the 
> following features:
>
> Using the benefits of the integrated AIC of AT91SAM9263 (e.g. 8-level 
> priority based nesting).
>
> Separate IRQ from FIQ while only having the IRQ RTEMS-handled and the 
> FIQ running free (à no RTEMS-calls from FIQ, but the possibility of a 
> single fast handler)
>
Wonderful.  Hopefully someone will let you know which is the
best BSP to base it upon.  Look in c/src/lib/libcpu/arm/ and
c/src/lib/libbsp/arm for possible code.


> If someone has any hints or found already solutions for problems I 
> will face, please feel free to reply.
>
> I also have a general question concerning licenses:
>
> ATMEL has released the AT91lib, with support code for many peripherals 
> of the device/board. The code is under the following license:
>
This license looks OK to me.  If I am correct, it is putting absolutely
no burden on the normal RTEMS user or persons they deliver a system
to.  That is the goal.  If you see something in that license that
is different, correct me.
>
> /* 
> ----------------------------------------------------------------------------
>
>  *         ATMEL Microcontroller Software Support
>
>  * 
> ----------------------------------------------------------------------------
>
>  * Copyright (c) 2008, Atmel Corporation
>
>  *
>
>  * All rights reserved.
>
>  *
>
>  * Redistribution and use in source and binary forms, with or without
>
>  * modification, are permitted provided that the following conditions 
> are met:
>
>  *
>
>  * - Redistributions of source code must retain the above copyright 
> notice,
>
>  * this list of conditions and the disclaimer below.
>
>  *
>
>  * Atmel's name may not be used to endorse or promote products derived 
> from
>
>  * this software without specific prior written permission.
>
>  *
>
>  * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY 
> EXPRESS OR
>
>  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
> WARRANTIES OF
>
>  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
> NON-INFRINGEMENT ARE
>
>  * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
>
>  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
> (INCLUDING, BUT NOT
>
>  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 
> USE, DATA,
>
>  * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
> THEORY OF
>
>  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
>
>  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
> SOFTWARE,
>
>  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
>
>  * 
> ----------------------------------------------------------------------------
>
>  */
>
> Is it ok to put unmodified and modified portions of code covered by 
> this license and the license itself into a RTEMS-BSP?
>
> Thanks in advance for any replies.
>
> Regards,
>
> Mit freundlichen Grüßen
>
> Johannes Schock
>
> **Stiefel GmbH**
> Allmend 7/2
> 75038 Oberderdingen
> Webseite: www.stiefelgmbh.de 
> <blocked::http://webseite:%20www.stiefelgmbh.de/>
>
> Tel.: 00 49 (0) 70 45 / 96 27 - 14
> Fax: 00 49 (0) 70 45 / 96 27 - 20
> E-mail: j.schock at stiefelgmbh.de <mailto:sj.schock at stiefelgmbh.de>
> ___________________________________
>
> Stiefel GmbH Automationssysteme
> Firmensitz: Allmend 7/2  /  75038 Oberderdingen
> Registergericht: Amtsgericht Mannheim
> HRB 240448  /  USt.-ID-Nr.: DE 143 082 998
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>


-- 
Joel Sherrill, Ph.D.             Director of Research&  Development
joel.sherrill at OARcorp.com        On-Line Applications Research
Ask me about RTEMS: a free RTOS  Huntsville AL 35805
    Support Available             (256) 722-9985