mem: Add HTM fields to the Packet object

JIRA: https://gem5.atlassian.net/browse/GEM5-587

Change-Id: I39268825327f2387ca7e622093fdb42c24a6c82c
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/30318
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Tested-by: kokoro <noreply+kokoro@google.com>
3 files changed