diff options
Diffstat (limited to 'src/gpuwattch/iocontrollers.cc')
| -rw-r--r-- | src/gpuwattch/iocontrollers.cc | 762 |
1 files changed, 416 insertions, 346 deletions
diff --git a/src/gpuwattch/iocontrollers.cc b/src/gpuwattch/iocontrollers.cc index 7575cc9..2425d40 100644 --- a/src/gpuwattch/iocontrollers.cc +++ b/src/gpuwattch/iocontrollers.cc @@ -29,19 +29,18 @@ * ***************************************************************************/ #include "io.h" -#include "parameter.h" -#include "const.h" -#include "logic.h" -#include "cacti/basic_circuit.h" -#include <iostream> +#include <assert.h> #include <algorithm> -#include "XML_Parse.h" -#include <string> #include <cmath> -#include <assert.h> -#include "iocontrollers.h" +#include <iostream> +#include <string> +#include "XML_Parse.h" #include "basic_components.h" - +#include "cacti/basic_circuit.h" +#include "const.h" +#include "iocontrollers.h" +#include "logic.h" +#include "parameter.h" /* SUN Niagara 2 I/O power analysis: @@ -52,390 +51,461 @@ PCIe bits: (8 + 8)*2 = 32 Debug I/Os: 168 Other I/Os: 711- 32-32 - 384 - 168 = 95 -According to "Implementation of an 8-Core, 64-Thread, Power-Efficient SPARC Server on a Chip" -90% of I/Os are SerDers (the calucaltion is 384+64/(711-168)=83% about the same as the 90% reported in the paper) +According to "Implementation of an 8-Core, 64-Thread, Power-Efficient SPARC +Server on a Chip" +90% of I/Os are SerDers (the calucaltion is 384+64/(711-168)=83% about the same +as the 90% reported in the paper) --> around 80Pins are common I/Os. Common I/Os consumes 71mW/Gb/s according to Cadence ChipEstimate @65nm -Niagara 2 I/O clock is 1/4 of core clock. --> 87pin (<--((711-168)*17%)) * 71mW/Gb/s *0.25*1.4Ghz = 2.17W +Niagara 2 I/O clock is 1/4 of core clock. --> 87pin (<--((711-168)*17%)) * +71mW/Gb/s *0.25*1.4Ghz = 2.17W -Total dynamic power of FBDIMM, NIC, PCIe = 84*0.132 + 84*0.049*0.132 = 11.14 - 2.17 = 8.98 -Further, if assuming I/O logic power is about 50% of I/Os then Total energy of FBDIMM, NIC, PCIe = 11.14 - 2.17*1.5 = 7.89 +Total dynamic power of FBDIMM, NIC, PCIe = 84*0.132 + 84*0.049*0.132 = 11.14 - +2.17 = 8.98 +Further, if assuming I/O logic power is about 50% of I/Os then Total energy of +FBDIMM, NIC, PCIe = 11.14 - 2.17*1.5 = 7.89 */ /* - * A bug in Cadence ChipEstimator: After update the clock rate in the clock tab, a user - * need to re-select the IP clock (the same clk) and then click Estimate. if not reselect + * A bug in Cadence ChipEstimator: After update the clock rate in the clock tab, + * a user + * need to re-select the IP clock (the same clk) and then click Estimate. if not + * reselect * the new clock rate may not be propogate into the IPs. * */ -NIUController::NIUController(ParseXML *XML_interface,InputParameter* interface_ip_) -:XML(XML_interface), - interface_ip(*interface_ip_) - { - local_result = init_interface(&interface_ip); - - double frontend_area,mac_area, SerDer_area; - double frontend_dyn, mac_dyn, SerDer_dyn; - double frontend_gates, mac_gates; - double pmos_to_nmos_sizing_r = pmos_to_nmos_sz_ratio(); - double NMOS_sizing, PMOS_sizing; +NIUController::NIUController(ParseXML* XML_interface, + InputParameter* interface_ip_) + : XML(XML_interface), interface_ip(*interface_ip_) { + local_result = init_interface(&interface_ip); - set_niu_param(); + double frontend_area, mac_area, SerDer_area; + double frontend_dyn, mac_dyn, SerDer_dyn; + double frontend_gates, mac_gates; + double pmos_to_nmos_sizing_r = pmos_to_nmos_sz_ratio(); + double NMOS_sizing, PMOS_sizing; - if (niup.type == 0) //high performance NIU - { - //Area estimation based on average of die photo from Niagara 2 and Cadence ChipEstimate using 65nm. - mac_area = (1.53 + 0.3)/2 * (interface_ip.F_sz_um/0.065)* (interface_ip.F_sz_um/0.065); - //Area estimation based on average of die photo from Niagara 2, ISSCC "An 800mW 10Gb Ethernet Transceiver in 0.13μm CMOS" - //and"A 1.2-V-Only 900-mW 10 Gb Ethernet Transceiver and XAUI Interface With Robust VCO Tuning Technique" Frontend is PCS - frontend_area = (9.8 + (6 + 18)*65/130*65/130)/3 * (interface_ip.F_sz_um/0.065)* (interface_ip.F_sz_um/0.065); - //Area estimation based on average of die photo from Niagara 2 and Cadence ChipEstimate hard IP @65nm. - //SerDer is very hard to scale - SerDer_area = (1.39 + 0.36) * (interface_ip.F_sz_um/0.065);//* (interface_ip.F_sz_um/0.065); - //total area - area.set_area((mac_area + frontend_area + SerDer_area)*1e6); - //Power - //Cadence ChipEstimate using 65nm (mac, front_end are all energy. E=P*T = P/F = 1.37/1Ghz = 1.37e-9); - mac_dyn = 2.19e-9*g_tp.peri_global.Vdd/1.1*g_tp.peri_global.Vdd/1.1*(interface_ip.F_sz_nm/65.0);//niup.clockRate; //2.19W@1GHz fully active according to Cadence ChipEstimate @65nm - //Cadence ChipEstimate using 65nm soft IP; - frontend_dyn = 0.27e-9*g_tp.peri_global.Vdd/1.1*g_tp.peri_global.Vdd/1.1*(interface_ip.F_sz_nm/65.0);//niup.clockRate; - //according to "A 100mW 9.6Gb/s Transceiver in 90nm CMOS..." ISSCC 2006 - //SerDer_dyn is power not energy, scaling from 10mw/Gb/s @90nm - SerDer_dyn = 0.01*10*sqrt(interface_ip.F_sz_um/0.09)*g_tp.peri_global.Vdd/1.2*g_tp.peri_global.Vdd/1.2; - SerDer_dyn /= niup.clockRate;//covert to energy per clock cycle of whole NIU + set_niu_param(); - //Cadence ChipEstimate using 65nm - mac_gates = 111700; - frontend_gates = 320000; - NMOS_sizing = 5*g_tp.min_w_nmos_; - PMOS_sizing = 5*g_tp.min_w_nmos_*pmos_to_nmos_sizing_r; + if (niup.type == 0) // high performance NIU + { + // Area estimation based on average of die photo from Niagara 2 and Cadence + // ChipEstimate using 65nm. + mac_area = (1.53 + 0.3) / 2 * (interface_ip.F_sz_um / 0.065) * + (interface_ip.F_sz_um / 0.065); + // Area estimation based on average of die photo from Niagara 2, ISSCC "An + // 800mW 10Gb Ethernet Transceiver in 0.13μm CMOS" + // and"A 1.2-V-Only 900-mW 10 Gb Ethernet Transceiver and XAUI Interface + // With Robust VCO Tuning Technique" Frontend is PCS + frontend_area = (9.8 + (6 + 18) * 65 / 130 * 65 / 130) / 3 * + (interface_ip.F_sz_um / 0.065) * + (interface_ip.F_sz_um / 0.065); + // Area estimation based on average of die photo from Niagara 2 and Cadence + // ChipEstimate hard IP @65nm. + // SerDer is very hard to scale + SerDer_area = (1.39 + 0.36) * (interface_ip.F_sz_um / + 0.065); //* (interface_ip.F_sz_um/0.065); + // total area + area.set_area((mac_area + frontend_area + SerDer_area) * 1e6); + // Power + // Cadence ChipEstimate using 65nm (mac, front_end are all energy. E=P*T = + // P/F = 1.37/1Ghz = 1.37e-9); + mac_dyn = 2.19e-9 * g_tp.peri_global.Vdd / 1.1 * g_tp.peri_global.Vdd / + 1.1 * (interface_ip.F_sz_nm / 65.0); // niup.clockRate; + // //2.19W@1GHz fully active + // according to Cadence + // ChipEstimate @65nm + // Cadence ChipEstimate using 65nm soft IP; + frontend_dyn = 0.27e-9 * g_tp.peri_global.Vdd / 1.1 * g_tp.peri_global.Vdd / + 1.1 * (interface_ip.F_sz_nm / 65.0); // niup.clockRate; + // according to "A 100mW 9.6Gb/s Transceiver in 90nm CMOS..." ISSCC 2006 + // SerDer_dyn is power not energy, scaling from 10mw/Gb/s @90nm + SerDer_dyn = 0.01 * 10 * sqrt(interface_ip.F_sz_um / 0.09) * + g_tp.peri_global.Vdd / 1.2 * g_tp.peri_global.Vdd / 1.2; + SerDer_dyn /= + niup.clockRate; // covert to energy per clock cycle of whole NIU + // Cadence ChipEstimate using 65nm + mac_gates = 111700; + frontend_gates = 320000; + NMOS_sizing = 5 * g_tp.min_w_nmos_; + PMOS_sizing = 5 * g_tp.min_w_nmos_ * pmos_to_nmos_sizing_r; - } - else - {//Low power implementations are mostly from Cadence ChipEstimator; Ignore the multiple IP effect - // ---When there are multiple IP (same kind or not) selected, Cadence ChipEstimator results are not - // a simple summation of all IPs. Ignore this effect - mac_area = 0.24 * (interface_ip.F_sz_um/0.065)* (interface_ip.F_sz_um/0.065); - frontend_area = 0.1 * (interface_ip.F_sz_um/0.065)* (interface_ip.F_sz_um/0.065);//Frontend is the PCS layer - SerDer_area = 0.35 * (interface_ip.F_sz_um/0.065)* (interface_ip.F_sz_um/0.065); - //Compare 130um implementation in "A 1.2-V-Only 900-mW 10 Gb Ethernet Transceiver and XAUI Interface With Robust VCO Tuning Technique" - //and the ChipEstimator XAUI PHY hard IP, confirm that even PHY can scale perfectly with the technology - //total area - area.set_area((mac_area + frontend_area + SerDer_area)*1e6); - //Power - //Cadence ChipEstimate using 65nm (mac, front_end are all energy. E=P*T = P/F = 1.37/1Ghz = 1.37e-9); - mac_dyn = 1.257e-9*g_tp.peri_global.Vdd/1.1*g_tp.peri_global.Vdd/1.1*(interface_ip.F_sz_nm/65.0);//niup.clockRate; //2.19W@1GHz fully active according to Cadence ChipEstimate @65nm - //Cadence ChipEstimate using 65nm soft IP; - frontend_dyn = 0.6e-9*g_tp.peri_global.Vdd/1.1*g_tp.peri_global.Vdd/1.1*(interface_ip.F_sz_nm/65.0);//niup.clockRate; - //SerDer_dyn is power not energy, scaling from 216mw/10Gb/s @130nm - SerDer_dyn = 0.0216*10*(interface_ip.F_sz_um/0.13)*g_tp.peri_global.Vdd/1.2*g_tp.peri_global.Vdd/1.2; - SerDer_dyn /= niup.clockRate;//covert to energy per clock cycle of whole NIU + } else { // Low power implementations are mostly from Cadence ChipEstimator; + // Ignore the multiple IP effect + // ---When there are multiple IP (same kind or not) selected, Cadence + // ChipEstimator results are not + // a simple summation of all IPs. Ignore this effect + mac_area = + 0.24 * (interface_ip.F_sz_um / 0.065) * (interface_ip.F_sz_um / 0.065); + frontend_area = + 0.1 * (interface_ip.F_sz_um / 0.065) * + (interface_ip.F_sz_um / 0.065); // Frontend is the PCS layer + SerDer_area = + 0.35 * (interface_ip.F_sz_um / 0.065) * (interface_ip.F_sz_um / 0.065); + // Compare 130um implementation in "A 1.2-V-Only 900-mW 10 Gb Ethernet + // Transceiver and XAUI Interface With Robust VCO Tuning Technique" + // and the ChipEstimator XAUI PHY hard IP, confirm that even PHY can scale + // perfectly with the technology + // total area + area.set_area((mac_area + frontend_area + SerDer_area) * 1e6); + // Power + // Cadence ChipEstimate using 65nm (mac, front_end are all energy. E=P*T = + // P/F = 1.37/1Ghz = 1.37e-9); + mac_dyn = 1.257e-9 * g_tp.peri_global.Vdd / 1.1 * g_tp.peri_global.Vdd / + 1.1 * (interface_ip.F_sz_nm / 65.0); // niup.clockRate; + // //2.19W@1GHz fully active + // according to Cadence + // ChipEstimate @65nm + // Cadence ChipEstimate using 65nm soft IP; + frontend_dyn = 0.6e-9 * g_tp.peri_global.Vdd / 1.1 * g_tp.peri_global.Vdd / + 1.1 * (interface_ip.F_sz_nm / 65.0); // niup.clockRate; + // SerDer_dyn is power not energy, scaling from 216mw/10Gb/s @130nm + SerDer_dyn = 0.0216 * 10 * (interface_ip.F_sz_um / 0.13) * + g_tp.peri_global.Vdd / 1.2 * g_tp.peri_global.Vdd / 1.2; + SerDer_dyn /= + niup.clockRate; // covert to energy per clock cycle of whole NIU - mac_gates = 111700; - frontend_gates = 52000; + mac_gates = 111700; + frontend_gates = 52000; - NMOS_sizing = g_tp.min_w_nmos_; - PMOS_sizing = g_tp.min_w_nmos_*pmos_to_nmos_sizing_r; + NMOS_sizing = g_tp.min_w_nmos_; + PMOS_sizing = g_tp.min_w_nmos_ * pmos_to_nmos_sizing_r; + } - } - - power_t.readOp.dynamic = mac_dyn + frontend_dyn + SerDer_dyn; - power_t.readOp.leakage = (mac_gates + frontend_gates + frontend_gates)*cmos_Isub_leakage(NMOS_sizing, PMOS_sizing, 2, nand)*g_tp.peri_global.Vdd;//unit W - double long_channel_device_reduction = longer_channel_device_reduction(Uncore_device); - power_t.readOp.longer_channel_leakage = power_t.readOp.leakage * long_channel_device_reduction; - power_t.readOp.gate_leakage = (mac_gates + frontend_gates + frontend_gates)*cmos_Ig_leakage(NMOS_sizing, PMOS_sizing, 2, nand)*g_tp.peri_global.Vdd;//unit W - } - -void NIUController::computeEnergy(bool is_tdp) -{ - if (is_tdp) - { - - - power = power_t; - power.readOp.dynamic *= niup.duty_cycle; - - } - else - { - rt_power = power_t; - rt_power.readOp.dynamic *= niup.perc_load; - } + power_t.readOp.dynamic = mac_dyn + frontend_dyn + SerDer_dyn; + power_t.readOp.leakage = + (mac_gates + frontend_gates + frontend_gates) * + cmos_Isub_leakage(NMOS_sizing, PMOS_sizing, 2, nand) * + g_tp.peri_global.Vdd; // unit W + double long_channel_device_reduction = + longer_channel_device_reduction(Uncore_device); + power_t.readOp.longer_channel_leakage = + power_t.readOp.leakage * long_channel_device_reduction; + power_t.readOp.gate_leakage = + (mac_gates + frontend_gates + frontend_gates) * + cmos_Ig_leakage(NMOS_sizing, PMOS_sizing, 2, nand) * + g_tp.peri_global.Vdd; // unit W } -void NIUController::displayEnergy(uint32_t indent,int plevel,bool is_tdp) -{ - string indent_str(indent, ' '); - string indent_str_next(indent+2, ' '); - bool long_channel = XML->sys.longer_channel_device; +void NIUController::computeEnergy(bool is_tdp) { + if (is_tdp) { + power = power_t; + power.readOp.dynamic *= niup.duty_cycle; - if (is_tdp) - { - cout << "NIU:" << endl; - cout << indent_str<< "Area = " << area.get_area()*1e-6<< " mm^2" << endl; - cout << indent_str << "Peak Dynamic = " << power.readOp.dynamic*niup.clockRate << " W" << endl; - cout << indent_str<< "Subthreshold Leakage = " - << (long_channel? power.readOp.longer_channel_leakage:power.readOp.leakage) <<" W" << endl; - //cout << indent_str<< "Subthreshold Leakage = " << power.readOp.longer_channel_leakage <<" W" << endl; - cout << indent_str<< "Gate Leakage = " << power.readOp.gate_leakage << " W" << endl; - cout << indent_str << "Runtime Dynamic = " << rt_power.readOp.dynamic*niup.clockRate << " W" << endl; - cout<<endl; - } - else - { + } else { + rt_power = power_t; + rt_power.readOp.dynamic *= niup.perc_load; + } +} - } +void NIUController::displayEnergy(uint32_t indent, int plevel, bool is_tdp) { + string indent_str(indent, ' '); + string indent_str_next(indent + 2, ' '); + bool long_channel = XML->sys.longer_channel_device; + if (is_tdp) { + cout << "NIU:" << endl; + cout << indent_str << "Area = " << area.get_area() * 1e-6 << " mm^2" + << endl; + cout << indent_str + << "Peak Dynamic = " << power.readOp.dynamic * niup.clockRate << " W" + << endl; + cout << indent_str << "Subthreshold Leakage = " + << (long_channel ? power.readOp.longer_channel_leakage + : power.readOp.leakage) + << " W" << endl; + // cout << indent_str<< "Subthreshold Leakage = " << + // power.readOp.longer_channel_leakage <<" W" << endl; + cout << indent_str << "Gate Leakage = " << power.readOp.gate_leakage << " W" + << endl; + cout << indent_str + << "Runtime Dynamic = " << rt_power.readOp.dynamic * niup.clockRate + << " W" << endl; + cout << endl; + } else { + } } -void NIUController::set_niu_param() -{ - niup.clockRate = XML->sys.niu.clockrate; - niup.clockRate *= 1e6; - niup.num_units = XML->sys.niu.number_units; - niup.duty_cycle = XML->sys.niu.duty_cycle; - niup.perc_load = XML->sys.niu.total_load_perc; - niup.type = XML->sys.niu.type; -// niup.executionTime = XML->sys.total_cycles/(XML->sys.target_core_clockrate*1e6); +void NIUController::set_niu_param() { + niup.clockRate = XML->sys.niu.clockrate; + niup.clockRate *= 1e6; + niup.num_units = XML->sys.niu.number_units; + niup.duty_cycle = XML->sys.niu.duty_cycle; + niup.perc_load = XML->sys.niu.total_load_perc; + niup.type = XML->sys.niu.type; + // niup.executionTime = + //XML->sys.total_cycles/(XML->sys.target_core_clockrate*1e6); } -PCIeController::PCIeController(ParseXML *XML_interface,InputParameter* interface_ip_) -:XML(XML_interface), - interface_ip(*interface_ip_) - { - local_result = init_interface(&interface_ip); - double ctrl_area, SerDer_area; - double ctrl_dyn, SerDer_dyn; - double ctrl_gates, SerDer_gates; - double pmos_to_nmos_sizing_r = pmos_to_nmos_sz_ratio(); - double NMOS_sizing, PMOS_sizing; - - /* Assuming PCIe is bit-slice based architecture - * This is the reason for /8 in both area and power calculation - * to get per lane numbers - */ - - set_pcie_param(); - if (pciep.type == 0) //high performance NIU - { - //Area estimation based on average of die photo from Niagara 2 and Cadence ChipEstimate @ 65nm. - ctrl_area = (5.2 + 0.5)/2 * (interface_ip.F_sz_um/0.065)* (interface_ip.F_sz_um/0.065); - //Area estimation based on average of die photo from Niagara 2, and Cadence ChipEstimate @ 65nm. - //Area estimation based on average of die photo from Niagara 2 and Cadence ChipEstimate hard IP @65nm. - //SerDer is very hard to scale - SerDer_area = (3.03 + 0.36) * (interface_ip.F_sz_um/0.065);//* (interface_ip.F_sz_um/0.065); - //total area - //Power - //Cadence ChipEstimate using 65nm the controller includes everything: the PHY, the data link and transaction layer - ctrl_dyn = 3.75e-9/8*g_tp.peri_global.Vdd/1.1*g_tp.peri_global.Vdd/1.1*(interface_ip.F_sz_nm/65.0); - // //Cadence ChipEstimate using 65nm soft IP; - // frontend_dyn = 0.27e-9/8*g_tp.peri_global.Vdd/1.1*g_tp.peri_global.Vdd/1.1*(interface_ip.F_sz_nm/65.0); - //SerDer_dyn is power not energy, scaling from 10mw/Gb/s @90nm - SerDer_dyn = 0.01*4*(interface_ip.F_sz_um/0.09)*g_tp.peri_global.Vdd/1.2*g_tp.peri_global.Vdd/1.2;//PCIe 2.0 max per lane speed is 4Gb/s - SerDer_dyn /= pciep.clockRate;//covert to energy per clock cycle - - //power_t.readOp.dynamic = (ctrl_dyn)*pciep.num_channels; - //Cadence ChipEstimate using 65nm - ctrl_gates = 900000/8*pciep.num_channels; - // frontend_gates = 120000/8; - // SerDer_gates = 200000/8; - NMOS_sizing = 5*g_tp.min_w_nmos_; - PMOS_sizing = 5*g_tp.min_w_nmos_*pmos_to_nmos_sizing_r; - } - else - { - ctrl_area = 0.412 * (interface_ip.F_sz_um/0.065)* (interface_ip.F_sz_um/0.065); - //Area estimation based on average of die photo from Niagara 2, and Cadence ChipEstimate @ 65nm. - SerDer_area = 0.36 * (interface_ip.F_sz_um/0.065)* (interface_ip.F_sz_um/0.065); - //total area - //Power - //Cadence ChipEstimate using 65nm the controller includes everything: the PHY, the data link and transaction layer - ctrl_dyn = 2.21e-9/8*g_tp.peri_global.Vdd/1.1*g_tp.peri_global.Vdd/1.1*(interface_ip.F_sz_nm/65.0); - // //Cadence ChipEstimate using 65nm soft IP; - // frontend_dyn = 0.27e-9/8*g_tp.peri_global.Vdd/1.1*g_tp.peri_global.Vdd/1.1*(interface_ip.F_sz_nm/65.0); - //SerDer_dyn is power not energy, scaling from 10mw/Gb/s @90nm - SerDer_dyn = 0.01*4*(interface_ip.F_sz_um/0.09)*g_tp.peri_global.Vdd/1.2*g_tp.peri_global.Vdd/1.2;//PCIe 2.0 max per lane speed is 4Gb/s - SerDer_dyn /= pciep.clockRate;//covert to energy per clock cycle - - //Cadence ChipEstimate using 65nm - ctrl_gates = 200000/8*pciep.num_channels; - // frontend_gates = 120000/8; - SerDer_gates = 200000/8*pciep.num_channels; - NMOS_sizing = g_tp.min_w_nmos_; - PMOS_sizing = g_tp.min_w_nmos_*pmos_to_nmos_sizing_r; +PCIeController::PCIeController(ParseXML* XML_interface, + InputParameter* interface_ip_) + : XML(XML_interface), interface_ip(*interface_ip_) { + local_result = init_interface(&interface_ip); + double ctrl_area, SerDer_area; + double ctrl_dyn, SerDer_dyn; + double ctrl_gates, SerDer_gates; + double pmos_to_nmos_sizing_r = pmos_to_nmos_sz_ratio(); + double NMOS_sizing, PMOS_sizing; - } - area.set_area(((ctrl_area + (pciep.withPHY? SerDer_area:0))/8*pciep.num_channels)*1e6); - power_t.readOp.dynamic = (ctrl_dyn + (pciep.withPHY? SerDer_dyn:0))*pciep.num_channels; - power_t.readOp.leakage = (ctrl_gates + (pciep.withPHY? SerDer_gates:0))*cmos_Isub_leakage(NMOS_sizing, PMOS_sizing, 2, nand)*g_tp.peri_global.Vdd;//unit W - double long_channel_device_reduction = longer_channel_device_reduction(Uncore_device); - power_t.readOp.longer_channel_leakage = power_t.readOp.leakage * long_channel_device_reduction; - power_t.readOp.gate_leakage = (ctrl_gates + (pciep.withPHY? SerDer_gates:0))*cmos_Ig_leakage(NMOS_sizing, PMOS_sizing, 2, nand)*g_tp.peri_global.Vdd;//unit W - } + /* Assuming PCIe is bit-slice based architecture + * This is the reason for /8 in both area and power calculation + * to get per lane numbers + */ -void PCIeController::computeEnergy(bool is_tdp) -{ - if (is_tdp) - { + set_pcie_param(); + if (pciep.type == 0) // high performance NIU + { + // Area estimation based on average of die photo from Niagara 2 and Cadence + // ChipEstimate @ 65nm. + ctrl_area = (5.2 + 0.5) / 2 * (interface_ip.F_sz_um / 0.065) * + (interface_ip.F_sz_um / 0.065); + // Area estimation based on average of die photo from Niagara 2, and Cadence + // ChipEstimate @ 65nm. + // Area estimation based on average of die photo from Niagara 2 and Cadence + // ChipEstimate hard IP @65nm. + // SerDer is very hard to scale + SerDer_area = (3.03 + 0.36) * (interface_ip.F_sz_um / + 0.065); //* (interface_ip.F_sz_um/0.065); + // total area + // Power + // Cadence ChipEstimate using 65nm the controller includes everything: the + // PHY, the data link and transaction layer + ctrl_dyn = 3.75e-9 / 8 * g_tp.peri_global.Vdd / 1.1 * g_tp.peri_global.Vdd / + 1.1 * (interface_ip.F_sz_nm / 65.0); + // //Cadence ChipEstimate using 65nm soft IP; + // frontend_dyn = + //0.27e-9/8*g_tp.peri_global.Vdd/1.1*g_tp.peri_global.Vdd/1.1*(interface_ip.F_sz_nm/65.0); + // SerDer_dyn is power not energy, scaling from 10mw/Gb/s @90nm + SerDer_dyn = 0.01 * 4 * (interface_ip.F_sz_um / 0.09) * + g_tp.peri_global.Vdd / 1.2 * g_tp.peri_global.Vdd / + 1.2; // PCIe 2.0 max per lane speed is 4Gb/s + SerDer_dyn /= pciep.clockRate; // covert to energy per clock cycle + // power_t.readOp.dynamic = (ctrl_dyn)*pciep.num_channels; + // Cadence ChipEstimate using 65nm + ctrl_gates = 900000 / 8 * pciep.num_channels; + // frontend_gates = 120000/8; + // SerDer_gates = 200000/8; + NMOS_sizing = 5 * g_tp.min_w_nmos_; + PMOS_sizing = 5 * g_tp.min_w_nmos_ * pmos_to_nmos_sizing_r; + } else { + ctrl_area = + 0.412 * (interface_ip.F_sz_um / 0.065) * (interface_ip.F_sz_um / 0.065); + // Area estimation based on average of die photo from Niagara 2, and Cadence + // ChipEstimate @ 65nm. + SerDer_area = + 0.36 * (interface_ip.F_sz_um / 0.065) * (interface_ip.F_sz_um / 0.065); + // total area + // Power + // Cadence ChipEstimate using 65nm the controller includes everything: the + // PHY, the data link and transaction layer + ctrl_dyn = 2.21e-9 / 8 * g_tp.peri_global.Vdd / 1.1 * g_tp.peri_global.Vdd / + 1.1 * (interface_ip.F_sz_nm / 65.0); + // //Cadence ChipEstimate using 65nm soft IP; + // frontend_dyn = + //0.27e-9/8*g_tp.peri_global.Vdd/1.1*g_tp.peri_global.Vdd/1.1*(interface_ip.F_sz_nm/65.0); + // SerDer_dyn is power not energy, scaling from 10mw/Gb/s @90nm + SerDer_dyn = 0.01 * 4 * (interface_ip.F_sz_um / 0.09) * + g_tp.peri_global.Vdd / 1.2 * g_tp.peri_global.Vdd / + 1.2; // PCIe 2.0 max per lane speed is 4Gb/s + SerDer_dyn /= pciep.clockRate; // covert to energy per clock cycle - power = power_t; - power.readOp.dynamic *= pciep.duty_cycle; - - } - else - { - rt_power = power_t; - rt_power.readOp.dynamic *= pciep.perc_load; - } + // Cadence ChipEstimate using 65nm + ctrl_gates = 200000 / 8 * pciep.num_channels; + // frontend_gates = 120000/8; + SerDer_gates = 200000 / 8 * pciep.num_channels; + NMOS_sizing = g_tp.min_w_nmos_; + PMOS_sizing = g_tp.min_w_nmos_ * pmos_to_nmos_sizing_r; + } + area.set_area(((ctrl_area + (pciep.withPHY ? SerDer_area : 0)) / 8 * + pciep.num_channels) * + 1e6); + power_t.readOp.dynamic = + (ctrl_dyn + (pciep.withPHY ? SerDer_dyn : 0)) * pciep.num_channels; + power_t.readOp.leakage = + (ctrl_gates + (pciep.withPHY ? SerDer_gates : 0)) * + cmos_Isub_leakage(NMOS_sizing, PMOS_sizing, 2, nand) * + g_tp.peri_global.Vdd; // unit W + double long_channel_device_reduction = + longer_channel_device_reduction(Uncore_device); + power_t.readOp.longer_channel_leakage = + power_t.readOp.leakage * long_channel_device_reduction; + power_t.readOp.gate_leakage = + (ctrl_gates + (pciep.withPHY ? SerDer_gates : 0)) * + cmos_Ig_leakage(NMOS_sizing, PMOS_sizing, 2, nand) * + g_tp.peri_global.Vdd; // unit W } -void PCIeController::displayEnergy(uint32_t indent,int plevel,bool is_tdp) -{ - string indent_str(indent, ' '); - string indent_str_next(indent+2, ' '); - bool long_channel = XML->sys.longer_channel_device; - - if (is_tdp) - { - cout << "PCIe:" << endl; - cout << indent_str<< "Area = " << area.get_area()*1e-6<< " mm^2" << endl; - cout << indent_str << "Peak Dynamic = " << power.readOp.dynamic*pciep.clockRate << " W" << endl; - cout << indent_str<< "Subthreshold Leakage = " - << (long_channel? power.readOp.longer_channel_leakage:power.readOp.leakage) <<" W" << endl; - //cout << indent_str<< "Subthreshold Leakage = " << power.readOp.longer_channel_leakage <<" W" << endl; - cout << indent_str<< "Gate Leakage = " << power.readOp.gate_leakage << " W" << endl; - cout << indent_str << "Runtime Dynamic = " << rt_power.readOp.dynamic*pciep.clockRate << " W" << endl; - cout<<endl; - } - else - { - - } +void PCIeController::computeEnergy(bool is_tdp) { + if (is_tdp) { + power = power_t; + power.readOp.dynamic *= pciep.duty_cycle; + } else { + rt_power = power_t; + rt_power.readOp.dynamic *= pciep.perc_load; + } } -void PCIeController::set_pcie_param() -{ - pciep.clockRate = XML->sys.pcie.clockrate; - pciep.clockRate *= 1e6; - pciep.num_units = XML->sys.pcie.number_units; - pciep.num_channels = XML->sys.pcie.num_channels; - pciep.duty_cycle = XML->sys.pcie.duty_cycle; - pciep.perc_load = XML->sys.pcie.total_load_perc; - pciep.type = XML->sys.pcie.type; - pciep.withPHY = XML->sys.pcie.withPHY; -// pciep.executionTime = XML->sys.total_cycles/(XML->sys.target_core_clockrate*1e6); +void PCIeController::displayEnergy(uint32_t indent, int plevel, bool is_tdp) { + string indent_str(indent, ' '); + string indent_str_next(indent + 2, ' '); + bool long_channel = XML->sys.longer_channel_device; + if (is_tdp) { + cout << "PCIe:" << endl; + cout << indent_str << "Area = " << area.get_area() * 1e-6 << " mm^2" + << endl; + cout << indent_str + << "Peak Dynamic = " << power.readOp.dynamic * pciep.clockRate << " W" + << endl; + cout << indent_str << "Subthreshold Leakage = " + << (long_channel ? power.readOp.longer_channel_leakage + : power.readOp.leakage) + << " W" << endl; + // cout << indent_str<< "Subthreshold Leakage = " << + // power.readOp.longer_channel_leakage <<" W" << endl; + cout << indent_str << "Gate Leakage = " << power.readOp.gate_leakage << " W" + << endl; + cout << indent_str + << "Runtime Dynamic = " << rt_power.readOp.dynamic * pciep.clockRate + << " W" << endl; + cout << endl; + } else { + } } -FlashController::FlashController(ParseXML *XML_interface,InputParameter* interface_ip_) -:XML(XML_interface), - interface_ip(*interface_ip_) - { - local_result = init_interface(&interface_ip); - double ctrl_area, SerDer_area; - double ctrl_dyn, SerDer_dyn; - double ctrl_gates, SerDer_gates; - double pmos_to_nmos_sizing_r = pmos_to_nmos_sz_ratio(); - double NMOS_sizing, PMOS_sizing; - - /* Assuming PCIe is bit-slice based architecture - * This is the reason for /8 in both area and power calculation - * to get per lane numbers - */ - - set_fc_param(); - if (fcp.type == 0) //high performance NIU - { - cout<<"Current McPAT does not support high performance flash contorller since even low power designs are enough for maintain throughput"<<endl; - exit(0); - NMOS_sizing = 5*g_tp.min_w_nmos_; - PMOS_sizing = 5*g_tp.min_w_nmos_*pmos_to_nmos_sizing_r; - } - else - { - ctrl_area = 0.243 * (interface_ip.F_sz_um/0.065)* (interface_ip.F_sz_um/0.065); - //Area estimation based on Cadence ChipEstimate @ 65nm: NANDFLASH-CTRL from CAST - SerDer_area = 0.36/8 * (interface_ip.F_sz_um/0.065)* (interface_ip.F_sz_um/0.065); - //based On PCIe PHY TSMC65GP from Cadence ChipEstimate @ 65nm, it support 8x lanes with each lane - //speed up to 250MB/s (PCIe1.1x) This is already saturate the 200MB/s of the flash controller core above. - ctrl_gates = 129267; - SerDer_gates = 200000/8; - NMOS_sizing = g_tp.min_w_nmos_; - PMOS_sizing = g_tp.min_w_nmos_*pmos_to_nmos_sizing_r; - - //Power - //Cadence ChipEstimate using 65nm the controller 125mW for every 200MB/s This is power not energy! - ctrl_dyn = 0.125*g_tp.peri_global.Vdd/1.1*g_tp.peri_global.Vdd/1.1*(interface_ip.F_sz_nm/65.0); - //SerDer_dyn is power not energy, scaling from 10mw/Gb/s @90nm - SerDer_dyn = 0.01*1.6*(interface_ip.F_sz_um/0.09)*g_tp.peri_global.Vdd/1.2*g_tp.peri_global.Vdd/1.2; - //max Per controller speed is 1.6Gb/s (200MB/s) - } - double number_channel = 1+(fcp.num_channels-1)*0.2; - area.set_area((ctrl_area + (fcp.withPHY? SerDer_area:0))*1e6*number_channel); - power_t.readOp.dynamic = (ctrl_dyn + (fcp.withPHY? SerDer_dyn:0))*number_channel; - power_t.readOp.leakage = ((ctrl_gates + (fcp.withPHY? SerDer_gates:0))*number_channel)*cmos_Isub_leakage(NMOS_sizing, PMOS_sizing, 2, nand)*g_tp.peri_global.Vdd;//unit W - double long_channel_device_reduction = longer_channel_device_reduction(Uncore_device); - power_t.readOp.longer_channel_leakage = power_t.readOp.leakage * long_channel_device_reduction; - power_t.readOp.gate_leakage = ((ctrl_gates + (fcp.withPHY? SerDer_gates:0))*number_channel)*cmos_Ig_leakage(NMOS_sizing, PMOS_sizing, 2, nand)*g_tp.peri_global.Vdd;//unit W - } +void PCIeController::set_pcie_param() { + pciep.clockRate = XML->sys.pcie.clockrate; + pciep.clockRate *= 1e6; + pciep.num_units = XML->sys.pcie.number_units; + pciep.num_channels = XML->sys.pcie.num_channels; + pciep.duty_cycle = XML->sys.pcie.duty_cycle; + pciep.perc_load = XML->sys.pcie.total_load_perc; + pciep.type = XML->sys.pcie.type; + pciep.withPHY = XML->sys.pcie.withPHY; + // pciep.executionTime = + //XML->sys.total_cycles/(XML->sys.target_core_clockrate*1e6); +} -void FlashController::computeEnergy(bool is_tdp) -{ - if (is_tdp) - { +FlashController::FlashController(ParseXML* XML_interface, + InputParameter* interface_ip_) + : XML(XML_interface), interface_ip(*interface_ip_) { + local_result = init_interface(&interface_ip); + double ctrl_area, SerDer_area; + double ctrl_dyn, SerDer_dyn; + double ctrl_gates, SerDer_gates; + double pmos_to_nmos_sizing_r = pmos_to_nmos_sz_ratio(); + double NMOS_sizing, PMOS_sizing; + /* Assuming PCIe is bit-slice based architecture + * This is the reason for /8 in both area and power calculation + * to get per lane numbers + */ - power = power_t; - power.readOp.dynamic *= fcp.duty_cycle; + set_fc_param(); + if (fcp.type == 0) // high performance NIU + { + cout << "Current McPAT does not support high performance flash contorller " + "since even low power designs are enough for maintain throughput" + << endl; + exit(0); + NMOS_sizing = 5 * g_tp.min_w_nmos_; + PMOS_sizing = 5 * g_tp.min_w_nmos_ * pmos_to_nmos_sizing_r; + } else { + ctrl_area = + 0.243 * (interface_ip.F_sz_um / 0.065) * (interface_ip.F_sz_um / 0.065); + // Area estimation based on Cadence ChipEstimate @ 65nm: NANDFLASH-CTRL from + // CAST + SerDer_area = 0.36 / 8 * (interface_ip.F_sz_um / 0.065) * + (interface_ip.F_sz_um / 0.065); + // based On PCIe PHY TSMC65GP from Cadence ChipEstimate @ 65nm, it support + // 8x lanes with each lane + // speed up to 250MB/s (PCIe1.1x) This is already saturate the 200MB/s of + // the flash controller core above. + ctrl_gates = 129267; + SerDer_gates = 200000 / 8; + NMOS_sizing = g_tp.min_w_nmos_; + PMOS_sizing = g_tp.min_w_nmos_ * pmos_to_nmos_sizing_r; - } - else - { - rt_power = power_t; - rt_power.readOp.dynamic *= fcp.perc_load; - } + // Power + // Cadence ChipEstimate using 65nm the controller 125mW for every 200MB/s + // This is power not energy! + ctrl_dyn = 0.125 * g_tp.peri_global.Vdd / 1.1 * g_tp.peri_global.Vdd / 1.1 * + (interface_ip.F_sz_nm / 65.0); + // SerDer_dyn is power not energy, scaling from 10mw/Gb/s @90nm + SerDer_dyn = 0.01 * 1.6 * (interface_ip.F_sz_um / 0.09) * + g_tp.peri_global.Vdd / 1.2 * g_tp.peri_global.Vdd / 1.2; + // max Per controller speed is 1.6Gb/s (200MB/s) + } + double number_channel = 1 + (fcp.num_channels - 1) * 0.2; + area.set_area((ctrl_area + (fcp.withPHY ? SerDer_area : 0)) * 1e6 * + number_channel); + power_t.readOp.dynamic = + (ctrl_dyn + (fcp.withPHY ? SerDer_dyn : 0)) * number_channel; + power_t.readOp.leakage = + ((ctrl_gates + (fcp.withPHY ? SerDer_gates : 0)) * number_channel) * + cmos_Isub_leakage(NMOS_sizing, PMOS_sizing, 2, nand) * + g_tp.peri_global.Vdd; // unit W + double long_channel_device_reduction = + longer_channel_device_reduction(Uncore_device); + power_t.readOp.longer_channel_leakage = + power_t.readOp.leakage * long_channel_device_reduction; + power_t.readOp.gate_leakage = + ((ctrl_gates + (fcp.withPHY ? SerDer_gates : 0)) * number_channel) * + cmos_Ig_leakage(NMOS_sizing, PMOS_sizing, 2, nand) * + g_tp.peri_global.Vdd; // unit W } -void FlashController::displayEnergy(uint32_t indent,int plevel,bool is_tdp) -{ - string indent_str(indent, ' '); - string indent_str_next(indent+2, ' '); - bool long_channel = XML->sys.longer_channel_device; +void FlashController::computeEnergy(bool is_tdp) { + if (is_tdp) { + power = power_t; + power.readOp.dynamic *= fcp.duty_cycle; - if (is_tdp) - { - cout << "Flash Controller:" << endl; - cout << indent_str<< "Area = " << area.get_area()*1e-6<< " mm^2" << endl; - cout << indent_str << "Peak Dynamic = " << power.readOp.dynamic << " W" << endl;//no multiply of clock since this is power already - cout << indent_str<< "Subthreshold Leakage = " - << (long_channel? power.readOp.longer_channel_leakage:power.readOp.leakage) <<" W" << endl; - //cout << indent_str<< "Subthreshold Leakage = " << power.readOp.longer_channel_leakage <<" W" << endl; - cout << indent_str<< "Gate Leakage = " << power.readOp.gate_leakage << " W" << endl; - cout << indent_str << "Runtime Dynamic = " << rt_power.readOp.dynamic << " W" << endl; - cout<<endl; - } - else - { + } else { + rt_power = power_t; + rt_power.readOp.dynamic *= fcp.perc_load; + } +} - } +void FlashController::displayEnergy(uint32_t indent, int plevel, bool is_tdp) { + string indent_str(indent, ' '); + string indent_str_next(indent + 2, ' '); + bool long_channel = XML->sys.longer_channel_device; + if (is_tdp) { + cout << "Flash Controller:" << endl; + cout << indent_str << "Area = " << area.get_area() * 1e-6 << " mm^2" + << endl; + cout << indent_str << "Peak Dynamic = " << power.readOp.dynamic << " W" + << endl; // no multiply of clock since this is power already + cout << indent_str << "Subthreshold Leakage = " + << (long_channel ? power.readOp.longer_channel_leakage + : power.readOp.leakage) + << " W" << endl; + // cout << indent_str<< "Subthreshold Leakage = " << + // power.readOp.longer_channel_leakage <<" W" << endl; + cout << indent_str << "Gate Leakage = " << power.readOp.gate_leakage << " W" + << endl; + cout << indent_str << "Runtime Dynamic = " << rt_power.readOp.dynamic + << " W" << endl; + cout << endl; + } else { + } } -void FlashController::set_fc_param() -{ -// fcp.clockRate = XML->sys.flashc.mc_clock; -// fcp.clockRate *= 1e6; - fcp.peakDataTransferRate = XML->sys.flashc.peak_transfer_rate; - fcp.num_channels = ceil(fcp.peakDataTransferRate/200); - fcp.num_mcs = XML->sys.flashc.number_mcs; - fcp.duty_cycle = XML->sys.flashc.duty_cycle; - fcp.perc_load = XML->sys.flashc.total_load_perc; - fcp.type = XML->sys.flashc.type; - fcp.withPHY = XML->sys.flashc.withPHY; -// flashcp.executionTime = XML->sys.total_cycles/(XML->sys.target_core_clockrate*1e6); - +void FlashController::set_fc_param() { + // fcp.clockRate = XML->sys.flashc.mc_clock; + // fcp.clockRate *= 1e6; + fcp.peakDataTransferRate = XML->sys.flashc.peak_transfer_rate; + fcp.num_channels = ceil(fcp.peakDataTransferRate / 200); + fcp.num_mcs = XML->sys.flashc.number_mcs; + fcp.duty_cycle = XML->sys.flashc.duty_cycle; + fcp.perc_load = XML->sys.flashc.total_load_perc; + fcp.type = XML->sys.flashc.type; + fcp.withPHY = XML->sys.flashc.withPHY; + // flashcp.executionTime = + //XML->sys.total_cycles/(XML->sys.target_core_clockrate*1e6); } |