Date: Tue, 29 Apr 2014 15:18:51 -0600 From: Ian Lepore <ian@FreeBSD.org> To: ticso@cicely.de Cc: freebsd-arm <freebsd-arm@FreeBSD.org>, Thomas Skibo <ThomasSkibo@sbcglobal.net> Subject: Re: SMP support for ZEDBOARD Message-ID: <1398806331.22079.40.camel@revolution.hippie.lan> In-Reply-To: <20140429210334.GF39364@cicely7.cicely.de> References: <535EEB12.2050704@sbcglobal.net> <20140429030345.GB28551@cicely7.cicely.de> <35977CB2-45FD-4703-BAAC-87E47688FB3F@netsense.nl> <535FD615.6020500@sbcglobal.net> <20140429183404.GU28551@cicely7.cicely.de> <536009B1.6040503@sbcglobal.net> <20140429205740.GE39364@cicely7.cicely.de> <20140429210334.GF39364@cicely7.cicely.de>
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On Tue, 2014-04-29 at 23:03 +0200, Bernd Walter wrote: > On Tue, Apr 29, 2014 at 10:57:41PM +0200, Bernd Walter wrote: > > On Tue, Apr 29, 2014 at 01:21:05PM -0700, Thomas Skibo wrote: > > > > > > > > > On 4/29/14, 11:34 AM, Bernd Walter wrote: > > > >On Tue, Apr 29, 2014 at 09:40:53AM -0700, Thomas Skibo wrote: > > > >> > > > >>My parallella hasn't shipped but I think I'll get it mid-May. > > > > > > > >Backer or preorder? > > > >I have a rather high 3k backer number. > > > > > > Preorder #2081. Mine is a 7010 and for some reason I think they are > > > going out later than 7020's. > > > > Yes - they likely will :-( > > They produced 7020 for the backers and I think there are also some > > or all for preorders, but I didn't hear anything about 7010 in production > > yet. > > > > > >>It will probably require tweaking their version of u-boot. I'm looking > > > >>into that. But the Zedboard image with a few modified boot files should > > > >>work. > > > > > > > >Good to know that you get a parallella as well. > > > >I still struggle a lot with all this Linux influence in u-boot. > > > >I will never get those Linux thinking... > > > >Things had been so much easier without u-boot on RM9200 and Warner > > > >did a so clean, nice and understandable bootcode for it. > > > > > > > > > > I looked at their u-boot code and they don't have the CONFIG_API flag > > > necessary for ubldr to work. > > > > > > I also didn't realize that the Parallella must boot FSBL/u-boot from the > > > QSPI flash. I hate to require reprogramming the QSPI flash and risk > > > bricking the board. > > > > Oh - interesting. > > I thought it is just booting from SD and assumed we can use what you > > did for the Zedboard to begin with. > > Wonder why they added a flash chip, when they could have gone without. > > Is this a pin strapping configuration, or something, which can be > > changed? > > Mmm - ok they have an QSPI Micro Flash in their BOM. > Currently printing the schematics. > > But my Zedboard also has SPI memory - Spansion S25FL256S. > Don't know how it is used - didn't care about until now. > I wonder if a chain-loader is possible? Have the u-boot in flash load a better u-boot from sdcard that has API and other goodies. -- Ian
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