354 lines
16 KiB
Plaintext
354 lines
16 KiB
Plaintext
/*************************************************************************
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*
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* This file is part of ACT dataflow neuro library
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*
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* Copyright (c) 2022 University of Groningen - Ole Richter
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* Copyright (c) 2022 University of Groningen - Michele Mastella
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* Copyright (c) 2022 University of Groningen - Hugh Greatorex
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*
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* This source describes Open Hardware and is licensed under the CERN-OHL-W v2 or later
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*
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* You may redistribute and modify this documentation and make products
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* using it under the terms of the CERN-OHL-W v2 (https:/cern.ch/cern-ohl).
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* This documentation is distributed WITHOUT ANY EXPRESS OR IMPLIED
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* WARRANTY, INCLUDING OF MERCHANTABILITY, SATISFACTORY QUALITY
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* AND FITNESS FOR A PARTICULAR PURPOSE. Please see the CERN-OHL-W v2
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* for applicable conditions.
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*
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* Source location: https://git.web.rug.nl/bics/actlib_dataflow_neuro
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*
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* As per CERN-OHL-W v2 section 4.1, should You produce hardware based on
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* these sources, You must maintain the Source Location visible in its
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* documentation.
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*
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**************************************************************************
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*/
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import "../../dataflow_neuro/cell_lib_async.act";
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import "../../dataflow_neuro/cell_lib_std.act";
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import "../../dataflow_neuro/treegates.act";
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// import tmpl::dataflow_neuro;
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// import tmpl::dataflow_neuro;
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import std::channel;
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open std::channel;
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namespace tmpl {
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namespace dataflow_neuro {
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// @ole talk to rajit, we use valid the wrong way arround according to stdlib
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template<pbool reset; pint V; pint M>
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defchan gen_avMx1of2 <: chan(int<M>) (std::data::Mx1of2?!<M> d; bool!? a; bool!? v)
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{
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{ 0 <= V & std::ceil_log2(V) < M : "Initial token value out of range" };
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methods {
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/*-- initialize channel, sender end --*/
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send_init {
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[ reset -> (,i:M: [ ((V >> i) & 1) = 0 -> d.d[i].f+ [] else -> d.d[i].t+ ]);[v]
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[] else -> (,i:M: d.d[i].t-,d.d[i].f-);[~v]
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]
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}
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/*-- set output data --*/
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set {
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(,i:M: [((self >> i) & 1) = 0 -> d.d[i].f+ [] else -> d.d[i].t+ ]);[v]
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}
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/*-- finish synchronization --*/
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send_up {
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[a]
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}
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/*-- reset part of the protocol --*/
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send_rest {
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(,i:M: d.d[i].t-,d.d[i].f-);[~v],[~a]
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}
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/*-- initialize channel, receiver end --*/
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recv_init {
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v-;a-
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}
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/*-- get value --*/
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get {
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[(&i:M: d.d[i].t | d.d[i].f)];
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self := 0;
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(;i:M: [ d.d[i].t -> self := self | (1 << i)
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[] else -> skip
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]
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)
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}
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/*-- finish synchronization action --*/
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recv_up {
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v+,a+
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}
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/*-- reset part of the protocol --*/
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recv_rest {
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[(&i:M:~d.d[i].t & ~d.d[i].f)];v-,a-
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}
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/*-- probe expression on receiver --*/
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// i think this deadlocks with recv_up
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recv_probe = v;
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// no sender probe
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}
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}
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export defchan avMx1of2 <: gen_avMx1of2<false,0> () { }
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export defchan avrMx1of2 <: gen_avMx1of2<true,0> () { }
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/**
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* the buffer template gives you a standart buffer of bitwidth N
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*
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*/
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export template<pint N>
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defproc buffer (avMx1of2<N> in; avMx1of2<N> out; bool? reset_B; power supply) {
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//control
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bool _en, _reset_BX,_reset_BXX[N];
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A_3C_RB_X4 inack_ctl(.c1=_en,.c2=in.v,.c3=out.v,.y=in.a,.pr_B=_reset_BX,.sr_B=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
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A_1C1P_X1 en_ctl(.c1=in.a,.p1=out.v,.y=_en,.vdd=supply.vdd,.vss=supply.vss);
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BUF_X1 reset_buf(.a=reset_B, .y=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
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sigbuf<N> reset_bufarray(.in=_reset_BX, .out=_reset_BXX);
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//validity
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bool _in_v;
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ctree<N> vc(.in=in.d,.out=_in_v,.supply=supply);
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BUF_X4 in_v_buf(.a=_in_v, .y=in.v,.vdd=supply.vdd,.vss=supply.vss);
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//function
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bool _out_a_BX_t[N],_out_a_BX_f[N],_out_a_B,_en_X_t[N],_en_X_f[N];
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A_2C1N_RB_X4 f_buf_func[N];
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A_2C1N_RB_X4 t_buf_func[N];
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sigbuf<N> en_buf_t(.in=_en, .out=_en_X_t, .supply=supply);
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sigbuf<N> en_buf_f(.in=_en, .out=_en_X_f, .supply=supply);
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INV_X1 out_a_inv(.a=out.a,.y=_out_a_B);
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sigbuf<N> out_a_B_buf_f(.in=_out_a_B,.out=_out_a_BX_t);
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sigbuf<N> out_a_B_buf_t(.in=_out_a_B,.out=_out_a_BX_f);
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// check if you can also do single var to array connect a=b[N]
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// and remove them from the loop
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(i:N:
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f_buf_func[i].y=out.d.d[i].f;
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t_buf_func[i].y=out.d.d[i].t;
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f_buf_func[i].c1=_en_X_f[i];
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t_buf_func[i].c1=_en_X_t[i];
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f_buf_func[i].c2=_out_a_BX_f[i];
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t_buf_func[i].c2=_out_a_BX_t[i];
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f_buf_func[i].n1=in.d.d[i].f;
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t_buf_func[i].n1=in.d.d[i].t;
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f_buf_func[i].vdd=supply.vdd;
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t_buf_func[i].vdd=supply.vdd;
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f_buf_func[i].vss=supply.vss;
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t_buf_func[i].vss=supply.vss;
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t_buf_func[i].pr_B = _reset_BXX[i];
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t_buf_func[i].sr_B = _reset_BXX[i];
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f_buf_func[i].pr_B = _reset_BXX[i];
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f_buf_func[i].sr_B = _reset_BXX[i];
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)
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}
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// export template<pint N>
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// defproc demux (avMx1of2<N> in; avMx1of2<N> out1; avMx1of2<N> out2; bool? reset_B, c_t, c_f; power supply) {
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// //control
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// bool _en, _reset_BX,_reset_BXX[N], _out_v;
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// OR2_X1 out_or(.a=out1.v, .b=out2.v, .y=_out_v,.vdd=supply.vdd,.vss=supply.vss);
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// A_3C_RB_X4 inack_ctl(.c1=_en,.c2=_in_c_v_,.c3= _out_v,.y=in.a,.pr_B=_reset_BXX,.sr_B=_reset_BXX,.vdd=supply.vdd,.vss=supply.vss);
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// A_1C1P_X1 en_ctl(.c1=in.a,.p1=_out_v,.y=_en,.vdd=supply.vdd,.vss=supply.vss);
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// BUF_X1 reset_buf(.a=reset_B, .y=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
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// sigbuf<2*N> reset_bufarray(.in=_reset_BX, .out=_reset_BXX);
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// A_1C1P_X1 en_ctl(.c1=in.a,.p1=out.v,.y=_en,.vdd=supply.vdd,.vss=supply.vss);
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// //validity
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// bool _in_v, _c_f_buf, _c_t_buf, _c_v, _in_c_v_;
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// sigbuf<N> c_buf_t(.in=c_t, .out=_c_t_buf);
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// sigbuf<N> c_buf_f(.in=c_f, .out=_c_f_buf);
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// OR2_X1 c_f_c_t_or(.a=c_t, .b=c_f, .y=_c_v,.vdd=supply.vdd,.vss=supply.vss);
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// ctree<N> vc(.in=in.d,.out=_in_v,.supply=supply);
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// A_2C_RB_X4 c_el(.c1=_c_v, .c2=_in_v, .y=_in_c_v_,.vdd=supply.vdd,.vss=supply.vss);
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// BUF_X4 in_v_buf(.a=_in_v, .y=in.v,.vdd=supply.vdd,.vss=supply.vss);
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// //function
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// //func buffer out1
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// bool _out1_a_BX_t[N],_out1_a_BX_f[N],_out1_a_B,_en1_X_t[N],_en1_X_f[N];
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// A_2C2N_RB_X4 out1_f_buf_func[N];
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// A_2C2N_RB_X4 out1_t_buf_func[N];
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// sigbuf<N> out1_en_buf_t(.in=_en, .out=_en1_X_t, .supply=supply);
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// sigbuf<N> out1_en_buf_f(.in=_en, .out=_en1_X_f, .supply=supply);
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// INV_X1 out1_a_inv(.a=out1.a,.y=_out1_a_B);
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// sigbuf<N> out1_a_B_buf_f(.in=_out1_a_B,.out=_out1_a_BX_t);
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// sigbuf<N> out1_a_B_buf_t(.in=_out1_a_B,.out=_out1_a_BX_f);
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// (i:N:
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// out1_f_buf_func[i].y=out1.d.d[i].f;
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// out1_t_buf_func[i].y=out1.d.d[i].t;
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// out1_f_buf_func[i].c1=_en1_X_f[i];
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// out1_t_buf_func[i].c1=_en1_X_t[i];
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// out1_f_buf_func[i].c2=_out1_a_BX_f[i];
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// out1_t_buf_func[i].c2=_out1_a_BX_t[i];
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// out1_f_buf_func[i].n1=in.d.d[i].f;
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// out1_t_buf_func[i].n1=in.d.d[i].t;
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// out1_f_buf_func[i].vdd=supply.vdd;
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// out1_t_buf_func[i].vdd=supply.vdd;
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// out1_f_buf_func[i].vss=supply.vss;
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// out1_t_buf_func[i].vss=supply.vss;
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// out1_t_buf_func[i].pr_B = _reset_BXX[i];
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// out1_t_buf_func[i].sr_B = _reset_BXX[i];
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// out1_f_buf_func[i].pr_B = _reset_BXX[i];
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// out1_f_buf_func[i].sr_B = _reset_BXX[i];
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// out1_f_buf_func[i].n2=_c_t_buf;
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// out1_t_buf_func[i].n2=_c_t_buf;
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// )
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// //func buffer out2
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// bool _out2_a_BX_t[N],_out2_a_BX_f[N],_out2_a_B,_en2_X_t[N],_en2_X_f[N];
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// A_2C2N_RB_X4 out2_f_buf_func[N];
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// A_2C2N_RB_X4 out2_t_buf_func[N];
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// sigbuf<N> out2_en_buf_t(.in=_en, .out=_en2_X_t, .supply=supply);
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// sigbuf<N> out2_en_buf_f(.in=_en, .out=_en2_X_f, .supply=supply);
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// INV_X1 out2_a_inv(.a=out2.a,.y=_out2_a_B);
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// sigbuf<N> out2_a_B_buf_f(.in=_out2_a_B,.out=_out2_a_BX_t);
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// sigbuf<N> out2_a_B_buf_t(.in=_out2_a_B,.out=_out2_a_BX_f);
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// (i:N:
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// out2_f_buf_func[i].y=out2.d.d[i].f;
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// out2_t_buf_func[i].y=out2.d.d[i].t;
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// out2_f_buf_func[i].c1=_en2_X_f[i];
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// out2_t_buf_func[i].c1=_en2_X_t[i];
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// out2_f_buf_func[i].c2=_out2_a_BX_f[i];
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// out2_t_buf_func[i].c2=_out2_a_BX_t[i];
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// out2_f_buf_func[i].n1=in.d.d[i].f;
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// out2_t_buf_func[i].n1=in.d.d[i].t;
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// out2_f_buf_func[i].vdd=supply.vdd;
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// out2_t_buf_func[i].vdd=supply.vdd;
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// out2_f_buf_func[i].vss=supply.vss;
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// out2_t_buf_func[i].vss=supply.vss;
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// out2_t_buf_func[i].pr_B = _reset_BXX[i+N-1];
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// out2_t_buf_func[i].sr_B = _reset_BXX[i+N-1];
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// out2_f_buf_func[i].pr_B = _reset_BXX[i+N-1];
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// out2_f_buf_func[i].sr_B = _reset_BXX[i+N-1];
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// out2_f_buf_func[i].n2=_c_f_buf;
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// out2_t_buf_func[i].n2=_c_f_buf;
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// )
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// }
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export template<pint N>
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defproc fork (avMx1of2<N> in; avMx1of2<N> out1; avMx1of2<N> out2 ; bool? reset_B; power supply) {
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// control
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bool _en, _reset_BX,_reset_BXX[N*2];
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A_4C_RB_X4 inack_ctl(.c1=_en,.c2=in.v,.c3=out1.v,.c4=out2.v,.y=in.a,.pr_B=_reset_BX,.sr_B=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
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A_1C2P_X1 en_ctl(.c1=in.a,.p1=out1.v,.p2=out2.v,.y=_en,.vdd=supply.vdd,.vss=supply.vss);
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//reset_buffers
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BUF_X1 reset_buf(.a=reset_B, .y=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
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sigbuf<N*2> reset_bufarray(.in=_reset_BX, .out=_reset_BXX);
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//validity
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bool _in_v;
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ctree<N> vc(.in=in.d,.out=_in_v,.supply=supply);
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BUF_X4 in_v_buf(.a=_in_v, .y=in.v,.vdd=supply.vdd,.vss=supply.vss);
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//function
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//func buffer out1
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bool _out1_a_BX_t[N],_out1_a_BX_f[N],_out1_a_B,_en1_X_t[N],_en1_X_f[N];
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A_2C1N_RB_X4 out1_f_buf_func[N];
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A_2C1N_RB_X4 out1_t_buf_func[N];
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sigbuf<N> out1_en_buf_t(.in=_en, .out=_en1_X_t, .supply=supply);
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sigbuf<N> out1_en_buf_f(.in=_en, .out=_en1_X_f, .supply=supply);
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INV_X1 out1_a_inv(.a=out1.a,.y=_out1_a_B);
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sigbuf<N> out1_a_B_buf_f(.in=_out1_a_B,.out=_out1_a_BX_t);
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sigbuf<N> out1_a_B_buf_t(.in=_out1_a_B,.out=_out1_a_BX_f);
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(i:N:
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out1_f_buf_func[i].y=out1.d.d[i].f;
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out1_t_buf_func[i].y=out1.d.d[i].t;
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out1_f_buf_func[i].c1=_en1_X_f[i];
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out1_t_buf_func[i].c1=_en1_X_t[i];
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out1_f_buf_func[i].c2=_out1_a_BX_f[i];
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out1_t_buf_func[i].c2=_out1_a_BX_t[i];
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out1_f_buf_func[i].n1=in.d.d[i].f;
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out1_t_buf_func[i].n1=in.d.d[i].t;
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out1_f_buf_func[i].vdd=supply.vdd;
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out1_t_buf_func[i].vdd=supply.vdd;
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out1_f_buf_func[i].vss=supply.vss;
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out1_t_buf_func[i].vss=supply.vss;
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out1_t_buf_func[i].pr_B = _reset_BXX[i];
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out1_t_buf_func[i].sr_B = _reset_BXX[i];
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out1_f_buf_func[i].pr_B = _reset_BXX[i];
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out1_f_buf_func[i].sr_B = _reset_BXX[i];
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)
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//func buffer out2
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bool _out2_a_BX_t[N],_out2_a_BX_f[N],_out2_a_B,_en2_X_t[N],_en2_X_f[N];
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A_2C1N_RB_X4 out2_f_buf_func[N];
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A_2C1N_RB_X4 out2_t_buf_func[N];
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sigbuf<N> out2_en_buf_t(.in=_en, .out=_en2_X_t, .supply=supply);
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sigbuf<N> out2_en_buf_f(.in=_en, .out=_en2_X_f, .supply=supply);
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INV_X1 out2_a_inv(.a=out2.a,.y=_out2_a_B);
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sigbuf<N> out2_a_B_buf_f(.in=_out2_a_B,.out=_out2_a_BX_t);
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sigbuf<N> out2_a_B_buf_t(.in=_out2_a_B,.out=_out2_a_BX_f);
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(i:N:
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out2_f_buf_func[i].y=out2.d.d[i].f;
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out2_t_buf_func[i].y=out2.d.d[i].t;
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out2_f_buf_func[i].c1=_en2_X_f[i];
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out2_t_buf_func[i].c1=_en2_X_t[i];
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out2_f_buf_func[i].c2=_out2_a_BX_f[i];
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out2_t_buf_func[i].c2=_out2_a_BX_t[i];
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out2_f_buf_func[i].n1=in.d.d[i].f;
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out2_t_buf_func[i].n1=in.d.d[i].t;
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out2_f_buf_func[i].vdd=supply.vdd;
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out2_t_buf_func[i].vdd=supply.vdd;
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out2_f_buf_func[i].vss=supply.vss;
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out2_t_buf_func[i].vss=supply.vss;
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out2_t_buf_func[i].pr_B = _reset_BXX[i+N-1];
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out2_t_buf_func[i].sr_B = _reset_BXX[i+N-1];
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out2_f_buf_func[i].pr_B = _reset_BXX[i+N-1];
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out2_f_buf_func[i].sr_B = _reset_BXX[i+N-1];
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)
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}
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// export template<pint N>
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// defproc merge (avMx1of2<N> in1; avMx1of2<N> in2; avMx1of2<N> out ; bool? reset_B; power supply) {
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// //control
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// bool _en, _reset_BX,_reset_BXX[N];
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// A_4C_RB_X4 in1ack_ctl(.c1=in1arb,.c2=_en,.c3=in1.v,.c4=out.v,.y=in1.a,.pr_B=_reset_BX,.sr_B=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
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// A_4C_RB_X4 in2ack_ctl(.c1=in2arb,.c2=_en,.c3=in2.v,.c4=out.v,.y=in2.a,.pr_B=_reset_BX,.sr_B=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
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// A_4P_1N1N en_ctl(.p1 = in1.a,.p2=in2.a,.p3=out_a_X,.p4 = out.v, .n1 = in1.a,.y = _en,.vdd=supply.vdd,.vss=supply.vss);
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// //reset_buffers
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// BUF_X1 reset_buf(.a=reset_B, .y=_reset_BX,.vdd=supply.vdd,.vss=supply.vss);
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// sigbuf<N> reset_bufarray(.in=_reset_BX, .out=_reset_BXX);
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// //validity
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// bool _in1_v,_in2_v;
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// a1of1 _in1_temp,_in2_temp,_out_temp;
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// ctree<N> vc1(.in=in1.d,.out=in1.v,.supply=supply);
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// ctree<N> vc2(.in=in2.d,.out=in2.v,.supply=supply);
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// arbiter_handshake validity_arb(.in1 = _in1_temp,.in2 = _in2_temp,.out =_out_temp)
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// _in1_temp.r = in1.v
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// _in2_temp.r = in2.v
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// _in1_temp.a =
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// _in1_temp.a =
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// _out_temp.r = _out_temp.a
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//function
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// }
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export
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defproc arbiter_handshake(a1of1 in1; a1of1 in2; a1of1 out; power supply)
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{
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bool _y1_arb,_y2_arb;
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A_2C_B_X1 ack_cell1(.c1 = out.a,.c2 = _y1_arb,.y = in1.a,.vdd = supply.vdd, .vss = supply.vss);
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A_2C_B_X1 ack_cell2(.c1 = out.a,.c2 = _y2_arb,.y = in2.a,.vdd = supply.vdd, .vss = supply.vss);
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OR2_X1 or_cell(.a = _y1_arb, .b = _y2_arb, .y = out.r,.vdd = supply.vdd, .vss = supply.vss);
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ARBITER arbiter(.a = in1.r, .b = in2.r, .c = in2.a, .d = in1.a, .y1 = _y1_arb, .y2 = _y2_arb, .vdd = supply.vdd, .vss = supply.vss);
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}
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}}
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