diff options
| author | VijayKandiah <[email protected]> | 2021-10-17 02:18:10 -0500 |
|---|---|---|
| committer | VijayKandiah <[email protected]> | 2021-10-17 02:18:10 -0500 |
| commit | 84c6cf45131e42b1a724ebf7977987a9ddb70db9 (patch) | |
| tree | e82f15238e79a03f3cc2435d4f9bb48d5023e8ae /src/gpuwattch/cacti/arbiter.cc | |
| parent | 4a4fc87a2dcd95bfe298f2b3d18a9833a506e499 (diff) | |
AccelWattch dev Integration
Diffstat (limited to 'src/gpuwattch/cacti/arbiter.cc')
| -rw-r--r-- | src/gpuwattch/cacti/arbiter.cc | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/src/gpuwattch/cacti/arbiter.cc b/src/gpuwattch/cacti/arbiter.cc deleted file mode 100644 index f4f5204..0000000 --- a/src/gpuwattch/cacti/arbiter.cc +++ /dev/null @@ -1,130 +0,0 @@ -/***************************************************************************** - * McPAT/CACTI - * SOFTWARE LICENSE AGREEMENT - * Copyright 2012 Hewlett-Packard Development Company, L.P. - * All Rights Reserved - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer; - * redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution; - * neither the name of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.” - * - ***************************************************************************/ - -#include "arbiter.h" - -MCPAT_Arbiter::MCPAT_Arbiter( - double n_req, - double flit_size_, - double output_len, - TechnologyParameter::DeviceType *dt - ):R(n_req), flit_size(flit_size_), - o_len (output_len), deviceType(dt) -{ - min_w_pmos = deviceType->n_to_p_eff_curr_drv_ratio*g_tp.min_w_nmos_; - Vdd = dt->Vdd; - double technology = g_ip->F_sz_um; - NTn1 = 13.5*technology/2; - PTn1 = 76*technology/2; - NTn2 = 13.5*technology/2; - PTn2 = 76*technology/2; - NTi = 12.5*technology/2; - PTi = 25*technology/2; - NTtr = 10*technology/2; /*Transmission gate's nmos tr. length*/ - PTtr = 20*technology/2; /* pmos tr. length*/ -} - -MCPAT_Arbiter::~MCPAT_Arbiter(){} - -double -MCPAT_Arbiter::arb_req() { - double temp = ((R-1)*(2*gate_C(NTn1, 0)+gate_C(PTn1, 0)) + 2*gate_C(NTn2, 0) + - gate_C(PTn2, 0) + gate_C(NTi, 0) + gate_C(PTi, 0) + - drain_C_(NTi, 0, 1, 1, g_tp.cell_h_def) + drain_C_(PTi, 1, 1, 1, g_tp.cell_h_def)); - return temp; -} - -double -MCPAT_Arbiter::arb_pri() { - double temp = 2*(2*gate_C(NTn1, 0)+gate_C(PTn1, 0)); /* switching capacitance - of flip-flop is ignored */ - return temp; -} - - -double -MCPAT_Arbiter::arb_grant() { - double temp = drain_C_(NTn1, 0, 1, 1, g_tp.cell_h_def)*2 + drain_C_(PTn1, 1, 1, 1, g_tp.cell_h_def) + crossbar_ctrline(); - return temp; -} - -double -MCPAT_Arbiter::arb_int() { - double temp = (drain_C_(NTn1, 0, 1, 1, g_tp.cell_h_def)*2 + drain_C_(PTn1, 1, 1, 1, g_tp.cell_h_def) + - 2*gate_C(NTn2, 0) + gate_C(PTn2, 0)); - return temp; -} - -void -MCPAT_Arbiter::compute_power() { - power.readOp.dynamic = (R*arb_req()*Vdd*Vdd/2 + R*arb_pri()*Vdd*Vdd/2 + - arb_grant()*Vdd*Vdd + arb_int()*0.5*Vdd*Vdd); - double nor1_leak = cmos_Isub_leakage(g_tp.min_w_nmos_*NTn1*2, min_w_pmos * PTn1*2, 2, nor); - double nor2_leak = cmos_Isub_leakage(g_tp.min_w_nmos_*NTn2*R, min_w_pmos * PTn2*R, 2, nor); - double not_leak = cmos_Isub_leakage(g_tp.min_w_nmos_*NTi, min_w_pmos * PTi, 1, inv); - double nor1_leak_gate = cmos_Ig_leakage(g_tp.min_w_nmos_*NTn1*2, min_w_pmos * PTn1*2, 2, nor); - double nor2_leak_gate = cmos_Ig_leakage(g_tp.min_w_nmos_*NTn2*R, min_w_pmos * PTn2*R, 2, nor); - double not_leak_gate = cmos_Ig_leakage(g_tp.min_w_nmos_*NTi, min_w_pmos * PTi, 1, inv); - power.readOp.leakage = (nor1_leak + nor2_leak + not_leak)*Vdd; //FIXME include priority table leakage - power.readOp.gate_leakage = nor1_leak_gate*Vdd + nor2_leak_gate*Vdd + not_leak_gate*Vdd; -} - -double //wire cap with triple spacing -MCPAT_Arbiter::Cw3(double length) { - Wire wc(g_ip->wt, length, 1, 3, 3); - double temp = (wc.wire_cap(length,true)); - return temp; -} - -double -MCPAT_Arbiter::crossbar_ctrline() { - double temp = (Cw3(o_len * 1e-6 /* m */) + - drain_C_(NTi, 0, 1, 1, g_tp.cell_h_def) + drain_C_(PTi, 1, 1, 1, g_tp.cell_h_def) + - gate_C(NTi, 0) + gate_C(PTi, 0)); - return temp; -} - -double -MCPAT_Arbiter::transmission_buf_ctrcap() { - double temp = gate_C(NTtr, 0)+gate_C(PTtr, 0); - return temp; -} - - -void MCPAT_Arbiter::print_arbiter() -{ - cout << "\nMCPAT_Arbiter Stats (" << R << " input arbiter" << ")\n\n"; - cout << "Flit size : " << flit_size << " bits" << endl; - cout << "Dynamic Power : " << power.readOp.dynamic*1e9 << " (nJ)" << endl; - cout << "Leakage Power : " << power.readOp.leakage*1e3 << " (mW)" << endl; -} - - |
