diff options
-rw-r--r-- | src/mem/dram_ctrl.cc | 20 | ||||
-rw-r--r-- | src/mem/dram_ctrl.hh | 18 |
2 files changed, 38 insertions, 0 deletions
diff --git a/src/mem/dram_ctrl.cc b/src/mem/dram_ctrl.cc index e13c2af02..2866925c3 100644 --- a/src/mem/dram_ctrl.cc +++ b/src/mem/dram_ctrl.cc @@ -1857,6 +1857,24 @@ DRAMCtrl::Rank::updatePowerStats() } void +DRAMCtrl::Rank::computeStats() +{ + DPRINTF(DRAM,"Computing final stats\n"); + + // Force DRAM power to update counters based on time spent in + // current state up to curTick() + cmdList.push_back(Command(MemCommand::NOP, 0, curTick())); + + // Update the stats + updatePowerStats(); + + // final update of power state times + pwrStateTime[pwrState] += (curTick() - pwrStateTick); + pwrStateTick = curTick(); + +} + +void DRAMCtrl::Rank::regStats() { using namespace Stats; @@ -1906,6 +1924,8 @@ DRAMCtrl::Rank::regStats() averagePower .name(name() + ".averagePower") .desc("Core power per rank (mW)"); + + registerDumpCallback(new RankDumpCallback(this)); } void DRAMCtrl::regStats() diff --git a/src/mem/dram_ctrl.hh b/src/mem/dram_ctrl.hh index 79a68af4b..b59ed3d2c 100644 --- a/src/mem/dram_ctrl.hh +++ b/src/mem/dram_ctrl.hh @@ -56,6 +56,7 @@ #include <string> #include <unordered_set> +#include "base/callback.hh" #include "base/statistics.hh" #include "enums/AddrMap.hh" #include "enums/MemSched.hh" @@ -409,6 +410,11 @@ class DRAMCtrl : public AbstractMemory */ void regStats(); + /** + * Computes stats just prior to dump event + */ + void computeStats(); + void processActivateEvent(); EventWrapper<Rank, &Rank::processActivateEvent> activateEvent; @@ -427,6 +433,18 @@ class DRAMCtrl : public AbstractMemory }; + // define the process to compute stats on simulation exit + // defined per rank as the per rank stats are based on state + // transition and periodically updated, requiring re-sync at + // exit. + class RankDumpCallback : public Callback + { + Rank *ranks; + public: + RankDumpCallback(Rank *r) : ranks(r) {} + virtual void process() { ranks->computeStats(); }; + }; + /** * A burst helper helps organize and manage a packet that is larger than * the DRAM burst size. A system packet that is larger than the burst size |