Multicommits to shorten smoke-tests duration, to declare VLEN as parameter, to improve coremark results, to implement spike.yaml/linker dedicated to 65x (!2563) · Merge requests · OpenHW Group / backup-20241120 / cva6

Created by: JeanRochCoulon

FIX: Replace riscv_pkg:VLEN by CVA6Cfg.VLEN
Declare VLEN as new CVA6 parameter
smoke-hwconfig: run with vcs-uvm and use return0 tests to speed-up CI light stage timing execution
Use dedicated linker scripts for 65x configuration.
Use dedicated spike.yaml for 65x configuration.
Set BHTEntries=128, cache=WT, scoreboard entries=8 to improve Coremark and Dhrystone results
Run 4 iterations of coremark to improve results

Multicommits to shorten smoke-tests duration, to declare VLEN as parameter, to improve coremark results, to implement spike.yaml/linker dedicated to 65x