From: David Guillen Fandos <david.guillen@arm.com>
Date: Mon, 6 Jun 2016 16:16:44 +0000 (+0100)
Subject: pwr: Closing power and thermal feedback loop
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=12714040a2699d4eff001956649597345243a591;p=gem5.git

pwr: Closing power and thermal feedback loop

This patch makes thermal models use the power figures
calculated by power models. Since there is a circular
dependency between power and thermal (and thermal was
pushed before) this patch closes that loop.

Change-Id: I8bd5acf6a5026fdbbcfac47e33d27397f24a6f7d
Reviewed-by: Stephan Diestelhorst <stephan.diestelhorst@arm.com>
---

diff --git a/src/sim/power/thermal_domain.cc b/src/sim/power/thermal_domain.cc
index 208c5bab4..11f48371e 100644
--- a/src/sim/power/thermal_domain.cc
+++ b/src/sim/power/thermal_domain.cc
@@ -110,7 +110,8 @@ LinearEquation
 ThermalDomain::getEquation(ThermalNode * tn, unsigned n, double step) const
 {
     LinearEquation eq(n);
+    double power = subsystem->getDynamicPower() + subsystem->getStaticPower();
     if (tn == node)
-        eq[eq.cnt()] = 1.75f; // Fake 1.75 Watts for now, to be changed to PM
+        eq[eq.cnt()] = power;
     return eq;
 }