While the arch/generic directory is in arch/, it still shouldn't assume any particular ISA. This change templatizes away the ISA specific types so it can be used in multiple ISAs at a time. Change-Id: I1abb4f5081a0a25f743be786ad8e7e3d55cfc67a Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/40097 Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com> Maintainer: Giacomo Travaglini <giacomo.travaglini@arm.com> Tested-by: kokoro <noreply+kokoro@google.com>