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| author | Neha Agarwal <neha.agarwal@arm.com> | 2013-11-01 11:56:28 -0400 |
|---|---|---|
| committer | Neha Agarwal <neha.agarwal@arm.com> | 2013-11-01 11:56:28 -0400 |
| commit | 5c486908d7979e4be832700ddeadb43c172c84e1 (patch) | |
| tree | 7d5e87efe0c653a4388c4c15e48e37ed5d4084ec /src/mem/simple_dram.hh | |
| parent | 77fce1ce0e1db502b47ea72c4243c929666d04fa (diff) | |
| download | gem5-5c486908d7979e4be832700ddeadb43c172c84e1.tar.xz | |
mem: Adding stats for DRAM power calculation
This patch adds stats which are used for offline power calculation
from the 'Micron Power Calculator' spreadsheet.
Diffstat (limited to 'src/mem/simple_dram.hh')
| -rw-r--r-- | src/mem/simple_dram.hh | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/mem/simple_dram.hh b/src/mem/simple_dram.hh index 535e3a8c5..175c415d6 100644 --- a/src/mem/simple_dram.hh +++ b/src/mem/simple_dram.hh @@ -544,7 +544,8 @@ class SimpleDRAM : public AbstractMemory Stats::Scalar writeReqs; Stats::Scalar readBursts; Stats::Scalar writeBursts; - Stats::Scalar bytesRead; + Stats::Scalar bytesReadDRAM; + Stats::Scalar bytesReadWrQ; Stats::Scalar bytesWritten; Stats::Scalar bytesConsumedRd; Stats::Scalar bytesConsumedWr; @@ -580,6 +581,8 @@ class SimpleDRAM : public AbstractMemory Stats::Formula avgConsumedWrBW; Stats::Formula peakBW; Stats::Formula busUtil; + Stats::Formula busUtilRead; + Stats::Formula busUtilWrite; // Average queue lengths Stats::Average avgRdQLen; @@ -592,6 +595,16 @@ class SimpleDRAM : public AbstractMemory Stats::Formula writeRowHitRate; Stats::Formula avgGap; + // DRAM Power Calculation + Stats::Formula pageHitRate; + Stats::Formula prechargeAllPercent; + Stats::Scalar prechargeAllTime; + + // To track number of cycles all the banks are precharged + Tick startTickPrechargeAll; + // To track number of banks which are currently active + unsigned int numBanksActive; + /** @todo this is a temporary workaround until the 4-phase code is * committed. upstream caches needs this packet until true is returned, so * hold onto it for deletion until a subsequent call |