This adds the core of the UART-Wishbone bridge. The protocol has
a variable-length address phase to help reduce overhead. Multiple
in-flight commands are not supported, although this could be resolved
with some FIFOs.
Signed-off-by: Sean Anderson <seanga2@gmail.com>
Some of the ignores were not updated properly when reworking the
Makefile. Also add tags.
Fixes: 6af697b ("Initial support for post-placement simulation")
Signed-off-by: Sean Anderson <seanga2@gmail.com>