Your ROOT_URL in app.ini is https://src.whiteboxsystems.nl/ but you are visiting http://src.whiteboxsystems.nl/Whitebox/u-boot/src/commit/f68847fa2ffe323addd57fafe5cd59e2d8d21b49/board/ep88x You should set ROOT_URL correctly, otherwise the web may not work correctly.
upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
 
 
 
 
 
 
u-boot/board/ep88x
Marek Vasut 8b493a5236 common: Discard the __u_boot_cmd section 13 years ago
..
Makefile
ep88x.c
u-boot.lds common: Discard the __u_boot_cmd section 13 years ago