[U-Boot] 32-bit Tegra build failure in u-boot-dm

[Simon Glass]

Hi Stephen,

On Fri, 19 Jul 2019 at 12:08, Stephen Warren <swarren at wwwdotorg.org> wrote:
>
> On 7/18/19 7:21 PM, Simon Glass wrote:
> > Hi Stephen,
> >
> > On Thu, 18 Jul 2019 at 09:52, Stephen Warren <swarren at wwwdotorg.org> wrote:
> >>
> >> Simon,
> >>
> >> All 32-bit Tegra boards appear to be failing to build in u-boot-dm.git
> >> master branch with:
> >>
> >>>    BINMAN  u-boot-tegra.bin
> >>> binman: Unknown entry type 'u-boot-spl' in node '/binman/image1/u-boot-spl'
> >>> /var/lib/jenkins/workspace/u-boot-denx_uboot_dm-master-build/src/u-boot/Makefile:1437: recipe for target 'u-boot-tegra.bin' failed
> >>> make[1]: *** [u-boot-tegra.bin] Error 1
> >>> make[1]: Leaving directory '/var/lib/jenkins/workspace/u-boot-denx_uboot_dm-master-build/build/u-boot/jetson-tk1'
> >>> Makefile:148: recipe for target 'sub-make' failed
> >>> make: *** [sub-make] Error 2
> >>> make: Leaving directory '/var/lib/jenkins/workspace/u-boot-denx_uboot_dm-master-build/src/u-boot'
> >>
> >
> > Thanks for the report. I cannot repeat this on my system or on travis.
> >
> > https://travis-ci.org/sglass68/u-boot/builds/560617394
> >
> > Can you try running the build with BINMAN_DEBUG=1 and see if that
> > shows anything?
>
> This seems to be some kind of incremental build issue related to .pyc
> files. Specifically, I can repro the problem an arbitrary number of
> times in the Jenkins build directory or a copy of it, but if I delete
> tools/binman/etype/entry.pyc then the issue goes away. I notice that
> tools/binman/etype/entry.py doesn't exist any more, and I wonder if this
> is anything to do with tools/binman/entry.py now existing and causing a
> name collision? Given I've solved it by cleaning, I guess I won't
> investigate more, although I worry the same issue will come up in other
> branches once your changes are merged there.

That change was made about a year ago. I wonder if this is actually a
problem with the way Python deals with compiled files?

Regards,
Simon