Your ROOT_URL in app.ini is https://src.whiteboxsystems.nl/ but you are visiting http://src.whiteboxsystems.nl/Whitebox/u-boot/src/commit/5decbf53006c8e2aed8e5506b3961810c1544b3c/drivers/dfu 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/drivers/dfu
Fabio Estevam 2727f3bfba dfu: dfu_sf: Take the start address into account 10 years ago
..
Kconfig dfu: tftp: Kconfig: Add Kconfig entry for dfu tftp feature 10 years ago
Makefile dfu: tftp: update: Provide tftp support for the DFU subsystem 10 years ago
dfu.c dfu: mmc: buffer file reads too 10 years ago
dfu_mmc.c dfu: mmc: buffer file reads too 10 years ago
dfu_nand.c
dfu_ram.c
dfu_sf.c dfu: dfu_sf: Take the start address into account 10 years ago
dfu_tftp.c dfu: tftp: update: Provide tftp support for the DFU subsystem 10 years ago