Your ROOT_URL in app.ini is https://src.whiteboxsystems.nl/ but you are visiting http://src.whiteboxsystems.nl/Whitebox/u-boot/src/commit/2b07f6859ad17b74ce490f371f4878add6ae5a11/arch/x86 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/x86
Simon Glass eeae510007 x86: qemu: Support operation as an EFI payload 10 years ago
..
cpu x86: qemu: Support operation as an EFI payload 10 years ago
dts
include/asm
lib x86: Add helper code for running from EFI 10 years ago
Kconfig x86: Handle running as EFI payload 10 years ago
Makefile
config.mk