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| author | gatecat <gatecat@ds0.me> | 2021-05-09 16:27:57 +0100 |
|---|---|---|
| committer | gatecat <gatecat@ds0.me> | 2021-05-15 14:54:33 +0100 |
| commit | c5d983066df541ad93a13904e96e0298489e2fcd (patch) | |
| tree | f0acc0724f6152fd14610bcbe5e812397177bb0d /mistral/arch.h | |
| parent | 2612853238af4c84fa38c1c5e349fa19c5c51ebe (diff) | |
| download | nextpnr-c5d983066df541ad93a13904e96e0298489e2fcd.tar.gz nextpnr-c5d983066df541ad93a13904e96e0298489e2fcd.tar.bz2 nextpnr-c5d983066df541ad93a13904e96e0298489e2fcd.zip | |
mistral: Some preps for generating bitstreams
Signed-off-by: gatecat <gatecat@ds0.me>
Diffstat (limited to 'mistral/arch.h')
| -rw-r--r-- | mistral/arch.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/mistral/arch.h b/mistral/arch.h index 868d8650..860b3327 100644 --- a/mistral/arch.h +++ b/mistral/arch.h @@ -40,6 +40,10 @@ struct ArchArgs // These structures are used for fast ALM validity checking struct ALMInfo { + // Wires, so bitstream gen can determine connectivity + std::array<WireId, 2> comb_out; + std::array<WireId, 2> sel_clk, sel_ena, sel_aclr, sel_ef; + std::array<WireId, 4> ff_in, ff_out; // Pointers to bels std::array<BelId, 2> lut_bels; std::array<BelId, 4> ff_bels; @@ -326,6 +330,8 @@ struct Arch : BaseArch<ArchRanges> const std::vector<BelPin> &getWireBelPins(WireId wire) const override { return wires.at(wire).bel_pins; } AllWireRange getWires() const override { return AllWireRange(wires); } + bool wires_connected(WireId src, WireId dst) const; + // ------------------------------------------------- PipId getPipByName(IdStringList name) const override; @@ -461,9 +467,15 @@ struct Arch : BaseArch<ArchRanges> static const std::unordered_map<IdString, CellPinsData> cell_pins_db; // pins.cc CellPinStyle get_cell_pin_style(const CellInfo *cell, IdString port) const; // pins.cc + // ------------------------------------------------- + // List of IO constraints, used by QSF parser std::unordered_map<IdString, std::unordered_map<IdString, Property>> io_attr; void read_qsf(std::istream &in); // qsf.cc + + // ------------------------------------------------- + + void init_base_bitstream(); // base_bitstream.cc }; NEXTPNR_NAMESPACE_END |