104 lines
2.3 KiB
C++
104 lines
2.3 KiB
C++
/*
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* nextpnr -- Next Generation Place and Route
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*
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* Copyright (C) 2018 Clifford Wolf <clifford@clifford.at>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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#include "chip.h"
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// -----------------------------------------------------------------------
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IdString belTypeToId(BelType type)
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{
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if (type == TYPE_A) return "A";
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return IdString();
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}
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BelType belTypeFromId(IdString id)
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{
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if (id == "A") return TYPE_A;
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return TYPE_NIL;
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}
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// -----------------------------------------------------------------------
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IdString PortPinToId(PortPin type)
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{
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if (type == PIN_FOO) return "FOO";
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if (type == PIN_BAR) return "BAR";
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return IdString();
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}
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PortPin PortPinFromId(IdString id)
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{
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if (id == "FOO") return PIN_FOO;
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if (id == "BAR") return PIN_BAR;
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return PIN_NIL;
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}
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// -----------------------------------------------------------------------
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Chip::Chip(ChipArgs args)
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{
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if (args.type == ChipArgs::LP384) {
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num_bels = 0;
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bel_data = nullptr;
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num_wires = num_wires_384;
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wire_data = wire_data_384;
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return;
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}
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abort();
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}
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BelId Chip::getBelByName(IdString name) const
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{
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BelId ret;
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if (bel_by_name.empty()) {
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for (int i = 0; i < num_bels; i++)
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bel_by_name[bel_data[i].name] = i;
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}
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auto it = bel_by_name.find(name);
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if (it != bel_by_name.end())
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ret.index = it->second;
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return ret;
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}
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WireId Chip::getWireByName(IdString name) const
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{
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WireId ret;
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if (wire_by_name.empty()) {
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for (int i = 0; i < num_wires; i++)
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wire_by_name[wire_data[i].name] = i;
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}
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auto it = wire_by_name.find(name);
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if (it != wire_by_name.end())
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ret.index = it->second;
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return ret;
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}
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WireId Chip::getWireBelPin(BelId bel, PortPin pin) const
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{
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// FIXME
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return WireId();
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}
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