orion: bug fix in link power, and some reorg
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parent
36899dc197
commit
07e5b15953
3 changed files with 29 additions and 18 deletions
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@ -327,6 +327,7 @@ GarnetNetwork_d::printStats(ostream& out) const
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double m_total_router_power = 0.0;
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double m_dynamic_router_power = 0.0;
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double m_static_router_power = 0.0;
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double m_clk_power = 0.0;
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for (int i = 0; i < m_link_ptr_vector.size(); i++) {
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m_total_link_power += m_link_ptr_vector[i]->calculate_power();
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@ -338,11 +339,13 @@ GarnetNetwork_d::printStats(ostream& out) const
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m_total_router_power += m_router_ptr_vector[i]->calculate_power();
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m_dynamic_router_power += m_router_ptr_vector[i]->get_dynamic_power();
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m_static_router_power += m_router_ptr_vector[i]->get_static_power();
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m_clk_power += m_router_ptr_vector[i]->get_clk_power();
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}
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out << "Link Dynamic Power = " << m_dynamic_link_power << " W" << endl;
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out << "Link Static Power = " << m_static_link_power << " W" << endl;
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out << "Total Link Power = " << m_total_link_power << " W " << endl;
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out << "Router Dynamic Power = " << m_dynamic_router_power << " W" << endl;
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out << "Router Clock Power = " << m_clk_power << " W" << endl;
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out << "Router Static Power = " << m_static_router_power << " W" << endl;
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out << "Total Router Power = " << m_total_router_power << " W " <<endl;
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out << "-------------" << endl;
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@ -92,6 +92,7 @@ class Router_d : public BasicRouter
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double get_dynamic_power(){return m_power_dyn;}
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double get_static_power(){return m_power_sta;}
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double get_clk_power(){return m_clk_power;}
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private:
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int m_virtual_networks, m_num_vcs, m_vc_per_vnet;
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@ -113,6 +114,7 @@ class Router_d : public BasicRouter
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double m_power_dyn;
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double m_power_sta;
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double m_clk_power;
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};
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#endif // __MEM_RUBY_NETWORK_GARNET_FIXED_PIPELINE_ROUTER_D_HH__
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@ -40,7 +40,8 @@ Router_d::calculate_power()
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//Network Activities from garnet
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calculate_performance_numbers();
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double sim_cycles;
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sim_cycles = g_eventQueue_ptr->getTime() - m_network_ptr->getRubyStartTime();
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sim_cycles =
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g_eventQueue_ptr->getTime() - m_network_ptr->getRubyStartTime();
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// Number of virtual networks/message classes declared in Ruby
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// maybe greater than active virtual networks.
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@ -88,7 +89,8 @@ Router_d::calculate_power()
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for (int i = 0; i < m_virtual_networks; i++) {
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if (active_vclass_ary[i]) {
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int temp_vc = i*m_vc_per_vnet;
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vclass_type_ary.push_back((uint32_t) m_network_ptr->get_vnet_type(temp_vc));
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vclass_type_ary.push_back((uint32_t)
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m_network_ptr->get_vnet_type(temp_vc));
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}
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}
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assert(vclass_type_ary.size() == num_active_vclass);
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@ -97,7 +99,7 @@ Router_d::calculate_power()
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uint32_t in_buf_per_data_vc = m_network_ptr->getBuffersPerDataVC();
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uint32_t in_buf_per_ctrl_vc = m_network_ptr->getBuffersPerCtrlVC();
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//flit width in bits
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uint32_t flit_width = m_network_ptr->getNiFlitSize() * 8;
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uint32_t flit_width_bits = m_network_ptr->getNiFlitSize() * 8;
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orion_rtr_ptr = new OrionRouter(
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num_in_port,
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@ -107,7 +109,7 @@ Router_d::calculate_power()
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num_vc_per_vclass,
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in_buf_per_data_vc,
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in_buf_per_ctrl_vc,
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flit_width,
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flit_width_bits,
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orion_cfg_ptr
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);
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@ -120,7 +122,6 @@ Router_d::calculate_power()
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double Psw_arb_local_dyn = 0.0;
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double Psw_arb_global_dyn = 0.0;
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double Pxbar_dyn = 0.0;
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double Pclk_dyn = 0.0;
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double Ptotal_dyn = 0.0;
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double Pbuf_sta = 0.0;
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@ -178,7 +179,7 @@ Router_d::calculate_power()
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// Switch Allocation Local
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// Each input port chooses one input VC as requestor
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// Arbiter size: num_vclass*num_vc_per_vclass:1
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Psw_arb_local_dyn +=
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Psw_arb_local_dyn =
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orion_rtr_ptr->calc_dynamic_energy_local_sw_arb(
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num_vclass*num_vc_per_vclass/2, false)*
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(sw_local_arbit_count/sim_cycles)*
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@ -187,28 +188,27 @@ Router_d::calculate_power()
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// Switch Allocation Global
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// Each output port chooses one input port as winner
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// Arbiter size: num_in_port:1
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Psw_arb_global_dyn +=
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Psw_arb_global_dyn =
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orion_rtr_ptr->calc_dynamic_energy_global_sw_arb(
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num_in_port/2, false)*
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(sw_global_arbit_count/sim_cycles)*
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freq_Hz;
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// Crossbar
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Pxbar_dyn +=
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Pxbar_dyn =
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orion_rtr_ptr->calc_dynamic_energy_xbar(false)*
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(crossbar_count/sim_cycles)*freq_Hz;
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// Clock
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Pclk_dyn += orion_rtr_ptr->calc_dynamic_energy_clock()*freq_Hz;
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// Total
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Ptotal_dyn = Pbuf_wr_dyn + Pbuf_rd_dyn +
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Pvc_arb_local_dyn + Pvc_arb_global_dyn +
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Psw_arb_local_dyn + Psw_arb_global_dyn +
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Pxbar_dyn +
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Pclk_dyn;
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Pxbar_dyn;
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m_power_dyn = Ptotal_dyn;
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// Clock Power
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m_clk_power = orion_rtr_ptr->calc_dynamic_energy_clock()*freq_Hz;
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// Static Power
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Pbuf_sta = orion_rtr_ptr->get_static_power_buf();
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@ -220,7 +220,7 @@ Router_d::calculate_power()
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m_power_sta = Ptotal_sta;
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Ptotal = Ptotal_dyn + Ptotal_sta;
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Ptotal = m_power_dyn + m_power_sta + m_clk_power;
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return Ptotal;
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}
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@ -240,26 +240,32 @@ NetworkLink_d::calculate_power()
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link_length = orion_cfg_ptr->get<double>("LINK_LENGTH");
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int channel_width_bits = channel_width*8;
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orion_link_ptr = new OrionLink(
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link_length,
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channel_width /* channel width */,
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channel_width_bits,
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orion_cfg_ptr);
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// // Dynamic Power
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double sim_cycles =
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(double)(g_eventQueue_ptr->getTime() - m_net_ptr->getRubyStartTime());
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double Plink_dyn = orion_link_ptr->calc_dynamic_energy(channel_width/2)*
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// Dynamic Power
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// Assume half the bits flipped on every link activity
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double Plink_dyn =
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orion_link_ptr->calc_dynamic_energy(channel_width_bits/2)*
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(m_link_utilized/ sim_cycles)*freq_Hz;
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m_power_dyn = Plink_dyn;
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// Static Power
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// Calculates number of repeaters needed in link, and their static power
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// For short links, like 1mm, no repeaters are needed so static power is 0
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double Plink_sta = orion_link_ptr->get_static_power();
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m_power_sta = Plink_sta;
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double Ptotal = Plink_dyn + Plink_sta;
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double Ptotal = m_power_dyn + m_power_sta;
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return Ptotal;
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}
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