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/*
* nextpnr -- Next Generation Place and Route
*
* Copyright (C) 2020 David Shah <dave@ds0.me>
*
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "nextpnr.h"
NEXTPNR_NAMESPACE_BEGIN
namespace {
static const std::unordered_map<IdString, Arch::CellPinsData> base_cell_pin_data = {
{id_OXIDE_COMB,
{
{id_WCK, PINSTYLE_DEDI},
{id_WRE, PINSTYLE_DEDI},
{id_FCI, PINSTYLE_DEDI},
{id_F1, PINSTYLE_DEDI},
{id_WAD0, PINSTYLE_DEDI},
{id_WAD1, PINSTYLE_DEDI},
{id_WAD2, PINSTYLE_DEDI},
{id_WAD3, PINSTYLE_DEDI},
{id_WDI, PINSTYLE_DEDI},
{{}, PINSTYLE_PU},
}},
{id_OXIDE_FF,
{
{id_CLK, PINSTYLE_CLK},
{id_LSR, PINSTYLE_LSR},
{id_CE, PINSTYLE_CE},
{{}, PINSTYLE_DEDI},
}},
{id_RAMW,
{
{id_CLK, PINSTYLE_CLK},
{{}, PINSTYLE_DEDI},
}},
{id_SEIO18_CORE,
{
{id_T, PINSTYLE_T},
{id_B, PINSTYLE_DEDI},
{{}, PINSTYLE_PU},
}},
{id_DIFFIO18_CORE,
{
{id_T, PINSTYLE_T},
{id_B, PINSTYLE_DEDI},
{{}, PINSTYLE_PU},
}},
{id_SEIO33_CORE,
{
{id_T, PINSTYLE_T},
{id_B, PINSTYLE_DEDI},
{{}, PINSTYLE_PU},
}},
{id_OXIDE_EBR,
{{id_CLKA, PINSTYLE_CLK}, {id_CLKB, PINSTYLE_CLK}, {id_CEA, PINSTYLE_CE}, {id_CEB, PINSTYLE_CE},
{id_CSA0, PINSTYLE_PU}, {id_CSA1, PINSTYLE_PU}, {id_CSA2, PINSTYLE_PU}, {id_CSB0, PINSTYLE_PU},
{id_CSB1, PINSTYLE_PU}, {id_CSB2, PINSTYLE_PU}, {id_ADA0, PINSTYLE_ADLSB}, {id_ADA1, PINSTYLE_ADLSB},
{id_ADA2, PINSTYLE_ADLSB}, {id_ADA2, PINSTYLE_ADLSB}, {id_ADA3, PINSTYLE_ADLSB}, {id_ADB0, PINSTYLE_ADLSB},
{id_ADB1, PINSTYLE_ADLSB}, {id_WEA, PINSTYLE_INV_PD}, {id_WEB, PINSTYLE_INV_PD}, {id_RSTA, PINSTYLE_INV_PD},
{id_RSTB, PINSTYLE_INV_PD}, {{}, PINSTYLE_CIB}}},
{id_OSC_CORE,
{
{id_HFOUTEN, PINSTYLE_PU},
{{}, PINSTYLE_CIB},
}},
};
} // namespace
void Arch::init_cell_pin_data() { cell_pins_db = base_cell_pin_data; }
CellPinStyle Arch::get_cell_pin_style(const CellInfo *cell, IdString port) const
{
// Look up the pin style in the cell database
auto fnd_cell = cell_pins_db.find(cell->type);
if (fnd_cell == cell_pins_db.end())
return PINSTYLE_NONE;
auto fnd_port = fnd_cell->second.find(port);
if (fnd_port != fnd_cell->second.end())
return fnd_port->second;
// If there isn't an exact port match, then the empty IdString
// represents a wildcard default match
auto fnd_default = fnd_cell->second.find({});
if (fnd_default != fnd_cell->second.end())
return fnd_default->second;
return PINSTYLE_NONE;
}
NEXTPNR_NAMESPACE_END
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