[U-Boot] [PATCH v10 00/16] split tegra20 arm7 code into separate SPL

Lucas Stach dev at lynxeye.de
Wed Aug 29 22:54:09 CEST 2012


Hello Tom,

Am Mittwoch, den 29.08.2012, 09:55 -0700 schrieb Tom Warren:
> Allen/Albert,
> 
> > -----Original Message-----
> > From: Allen Martin [mailto:amartin at nvidia.com]
> > Sent: Tuesday, August 28, 2012 5:08 PM
> > To: Tom Warren; swarren at wwwdotorg.org; sjg at chromium.org;
> > thierry.reding at avionic-design.de; dev at lynxeye.de
> > Cc: u-boot at lists.denx.de; Allen Martin
> > Subject: [PATCH v10 00/16] split tegra20 arm7 code into separate SPL
> >
> > This patch series fixes a long standing problem with the tegra20 u-boot
> > build.  Tegra20 contains an ARM7TDMI boot processor and a Cortex A9 main
> > processor.  Prior to this patch series this was accomplished by #ifdefing
> > out any armv7 code from the early boot sequence and creating a single binary
> > that runs on both both the ARM7TDMI and A9.  This was very fragile as
> > changes to compiler options or any additions or rearranging of the early
> > boot code could add additional armv7 specific code causing it to fail on the
> > ARM7TDMI.
> >
> > This patch series pulls all the armv4t code out into a separate SPL that
> > does nothing more than initialize the A9 and transfer control to it.  The
> > resultint SPL and armv7 u-boot are concatenated together into a single
> > image.
> >
> > This patch series is also available from:
> > git://github.com/arm000/u-boot.git
> > branch: tegra-spl-v10
> >
> > Changes:
> > v10:
> >  - added fix to MAKEALL script so that it correctly parses new  boards.cfg
> 
> I applied this to u-boot-tegra/master and pushed the new code upstream. The pull request remains the same (except for the inclusion of the MAKEALL patch, of course). I can send a new one if required - please let me know.
> 
> Currently running a ./MAKEALL arm - I assume it'll complete w/o errors (except for the ohci-hcd.c warnings I mentioned previously that are not due to this patch series).

Are you going to refresh the next branch anytime soon or are you planing
on doing this once the master branch is merged to arm/master?

Thanks,
Lucas




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