Your ROOT_URL in app.ini is https://src.whiteboxsystems.nl/ but you are visiting http://src.whiteboxsystems.nl/Whitebox/u-boot/src/commit/f3b267b3a229e328bf765ffbb8cb2af382bbfa63/arch/arc 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/arch/arc
Albert ARIBAUD ecc306639e Fix board init code to respect the C runtime environment 9 years ago
..
cpu
dts
include/asm
lib
Kconfig
Makefile
config.mk