From 50b7ac49a78948f61fa685d717de90feaa277b9b Mon Sep 17 00:00:00 2001 From: Mahmoud Date: Wed, 25 Oct 2017 13:15:44 -0400 Subject: The commits includes: 1- REEAD/WERITE buffer for DRAM 2- Fixing FETCH_ON_WRITE cahce policy bug --- src/gpgpu-sim/dram_sched.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'src/gpgpu-sim/dram_sched.h') diff --git a/src/gpgpu-sim/dram_sched.h b/src/gpgpu-sim/dram_sched.h index 3860f5b..63f5831 100644 --- a/src/gpgpu-sim/dram_sched.h +++ b/src/gpgpu-sim/dram_sched.h @@ -35,6 +35,11 @@ #include #include +enum memory_mode { + READ_MODE = 0, + WRITE_MODE +}; + class frfcfs_scheduler { public: frfcfs_scheduler( const memory_config *config, dram_t *dm, memory_stats_t *stats ); @@ -43,17 +48,24 @@ public: dram_req_t *schedule( unsigned bank, unsigned curr_row ); void print( FILE *fp ); unsigned num_pending() const { return m_num_pending;} + unsigned num_write_pending() const { return m_num_write_pending;} private: const memory_config *m_config; dram_t *m_dram; unsigned m_num_pending; + unsigned m_num_write_pending; std::list *m_queue; std::map::iterator> > *m_bins; std::list::iterator> **m_last_row; unsigned *curr_row_service_time; //one set of variables for each bank. unsigned *row_service_timestamp; //tracks when scheduler began servicing current row + std::list *m_write_queue; + std::map::iterator> > *m_write_bins; + std::list::iterator> **m_last_write_row; + + enum memory_mode m_mode; memory_stats_t *m_stats; }; -- cgit v1.3