Your ROOT_URL in app.ini is https://src.whiteboxsystems.nl/ but you are visiting http://src.whiteboxsystems.nl/Whitebox/u-boot/src/commit/91558c815391a4cdc8c8bd57f5c25b319af0bb80/drivers/net/fm 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/net/fm
shaohui xie bead08800a net: fman: fix 2.5G SGMII settings 8 years ago
..
Makefile
b4860.c
dtsec.c
eth.c
fdt.c
fm.c
fm.h
init.c
ls1043.c
ls1046.c
memac.c
memac_phy.c
p1023.c
p4080.c
p5020.c
p5040.c
t1024.c
t1040.c
t2080.c
t4240.c
tgec.c
tgec_phy.c