Update structural hazards, cbo.zero works for uncache memory. (!544) · Merge requests · OpenHW Group / backup-20241120 / cvw

Created by: rosethompson

Fixed some of the uncached ifu bugs.
Progress on fixing cbo.zero for uncached memory regions.
cbo.zero works for uncached memory now!
Added partial code for uncached amo operations. Minor fix for Makefile so coverage tests build.
Updated comments about AMO and CMO stalls.
Reverted dtim to use store delay stall, but only (load after store).
Restored cache store delay hazard.
Cleanup.
More cleanup.

Update structural hazards, cbo.zero works for uncache memory.