This removes the need for all the FullSystem checks in the System class, and simplifies that class in general. Change-Id: Ie8a3bc67db9195027d2111009b15ca59221bdeb2 Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/50348 Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com> Maintainer: Giacomo Travaglini <giacomo.travaglini@arm.com> Tested-by: kokoro <noreply+kokoro@google.com>