On Thu, 24 Sep 2015 09:05:10 -0700 Vagrant Cascadian vagrant@debian.org wrote:
On 2015-07-26, Paul Kocialkowski wrote:
In order to achieve reproducible builds in U-Boot, timestamps that are defined at build-time have to be somewhat eliminated. The SOURCE_DATE_EPOCH environment variable allows setting a fixed value for those timestamps.
...
However, some other devices might need some more tweaks, especially regarding the image generation tools.
With this patch, there is still variation based on timezone in any of the u-boot.img and u-boot-sunxi-with-spl.bin produced in the Debian packages:
https://reproducible.debian.net/rb-pkg/unstable/armhf/u-boot.html
The good news is that all the u-boot.bin targets are produced reproducibly, so here's to progress!
Hello,
I see that Debian is building U-Boot 2015.07 according to the information from that link. It may be a good idea to ensure that the following simple patch is also applied: http://git.denx.de/?p=u-boot.git;a=commitdiff;h=bfb05d0187d70274c77d02dc0de5...
It had been submitted at the day when somebody (probably you) was troubleshooting reproducible build issues and asking questions in the U-Boot IRC channel.