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-rw-r--r--src/gpgpu-sim/l2cache.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/src/gpgpu-sim/l2cache.h b/src/gpgpu-sim/l2cache.h
index 12663bd..22640b8 100644
--- a/src/gpgpu-sim/l2cache.h
+++ b/src/gpgpu-sim/l2cache.h
@@ -92,7 +92,15 @@ private:
unsigned long long ready_cycle;
class mem_fetch* req;
};
- std::queue<rop_delay_t> m_rop;
+ std::queue<rop_delay_t> m_rop;
+
+ // model DRAM access scheduler latency (fixed latency between L2 and DRAM)
+ struct dram_delay_t
+ {
+ unsigned long long ready_cycle;
+ class mem_fetch* req;
+ };
+ std::queue<dram_delay_t> m_dram_latency_queue;
// these are various FIFOs between units within a memory partition
fifo_pipeline<mem_fetch> *m_icnt_L2_queue;