From 7cfb59d6e580bac0d663bc22da315aed7746fdeb Mon Sep 17 00:00:00 2001 From: David Guillen Fandos Date: Mon, 6 Jun 2016 17:16:44 +0100 Subject: sim: Adding support for power models This patch adds some basic support for power models in gem5. The power interface is defined so it can interact with thermal models as well. It implements a simple power evaluator that can be used for simple power models that express power in the form of a math expression. These expressions can use stats within the same SimObject (or down its hierarchy) and some magic variables such as "temp" for temperature. In future patches we will extend this functionality to allow slightly more complex expressions. The model allows it to be extended to use other kinds of models. Change-Id: I76752f9638b6815e229fd74cdcb7721a305cbc4b --- src/sim/clocked_object.cc | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'src/sim/clocked_object.cc') diff --git a/src/sim/clocked_object.cc b/src/sim/clocked_object.cc index 1af41feed..44b25cd5d 100644 --- a/src/sim/clocked_object.cc +++ b/src/sim/clocked_object.cc @@ -41,6 +41,17 @@ #include "sim/clocked_object.hh" #include "base/misc.hh" +#include "sim/power/power_model.hh" + +ClockedObject::ClockedObject(const ClockedObjectParams *p) : + SimObject(p), Clocked(*p->clk_domain), + _currPwrState(p->default_p_state), + prvEvalTick(0) +{ + // Register the power_model with the object + if (p->power_model) + p->power_model->setClockedObject(this); +} void ClockedObject::serialize(CheckpointOut &cp) const -- cgit v1.2.3