24.22.4.8. gem5 event queue DerivO3CPU syscall emulation freestanding example analysis

The key new debug flag is O3CPUAll:

./run \
  --arch aarch64 \
  --emulator gem5 \
  --userland userland/arch/aarch64/freestanding/linux/hello.S \
  --trace FmtFlag,Cache,Event,ExecAll,O3CPUAll \
  --trace-stdout \
  -- \
  --cpu-type DerivO3CPU \
  --caches \
;

The output is huge and contains about 7 thousand lines!!!

This section and children are tested at LKMC 144a552cf926ea630ef9eadbb22b79fe2468c456.