Your ROOT_URL in app.ini is https://src.whiteboxsystems.nl/ but you are visiting http://src.whiteboxsystems.nl/Whitebox/u-boot/src/commit/24d3d3754634532ae262075484e7c1d00d447152/board/ppmc7xx 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

Wolfgang Denk b9365a26a1 Code cleanup		19 years ago
..
Makefile	Add support for wrPPMC7xx/74xx boards	19 years ago
config.mk	Code cleanup	19 years ago
flash.c	Add support for TB5200 board	19 years ago
init.S	Add support for TB5200 board	19 years ago
pci.c	Add support for wrPPMC7xx/74xx boards	19 years ago
ppmc7xx.c	Add support for TB5200 board	19 years ago
u-boot.lds	Add support for wrPPMC7xx/74xx boards	19 years ago