This MR implements the non-RTL part of CVA6 project changes needed for #2734:
* changes to scripts
* changes to configuration files
* turn off Zifencei support in RTL configuration.
* RVFI Tracer : Update tracer to support interrupts
* Randomize sv_seed by default
* Change pc64 to pc
* Fixes
* cva6.py : add the capability to create a log for sv_seed
* Tracer : keep pc64 64 targets failed
* Fix UVM seed for performance tests
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Co-authored-by: André Sintzoff <61976467+ASintzoff@users.noreply.github.com>
- 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
