True Crossbar
What we have right now is not a true crossbar, despite the name.
A true crossbar looks something like this: https://zipcpu.com/blog/2019/07/17/crossbar.html
And we could use this for inspiration: https://github.com/ZipCPU/wb2axip/blob/master/rtl/axilxbar.v
Edited by Byron Lathi