diff options
Diffstat (limited to 'ecp5/arch.cc')
-rw-r--r-- | ecp5/arch.cc | 72 |
1 files changed, 70 insertions, 2 deletions
diff --git a/ecp5/arch.cc b/ecp5/arch.cc index 1510a27f..7ac56378 100644 --- a/ecp5/arch.cc +++ b/ecp5/arch.cc @@ -206,7 +206,7 @@ BelRange Arch::getBelsAtSameTile(BelId bel) const return br; } -WireId Arch::getWireBelPin(BelId bel, PortPin pin) const +WireId Arch::getBelPinWire(BelId bel, PortPin pin) const { WireId ret; @@ -224,6 +224,20 @@ WireId Arch::getWireBelPin(BelId bel, PortPin pin) const return ret; } +PortType Arch::getBelPinType(BelId bel, PortPin pin) const +{ + NPNR_ASSERT(bel != BelId()); + + int num_bel_wires = locInfo(bel)->bel_data[bel.index].num_bel_wires; + const BelWirePOD *bel_wires = locInfo(bel)->bel_data[bel.index].bel_wires.get(); + + for (int i = 0; i < num_bel_wires; i++) + if (bel_wires[i].port == pin) + return PortType(bel_wires[i].type); + + return PORT_INOUT; +} + // ----------------------------------------------------------------------- WireId Arch::getWireByName(IdString name) const @@ -314,6 +328,60 @@ std::string Arch::getBelPackagePin(BelId bel) const } return ""; } + +std::vector<PortPin> Arch::getBelPins(BelId bel) const + +{ + std::vector<PortPin> ret; + NPNR_ASSERT(bel != BelId()); + + int num_bel_wires = locInfo(bel)->bel_data[bel.index].num_bel_wires; + const BelWirePOD *bel_wires = locInfo(bel)->bel_data[bel.index].bel_wires.get(); + + for (int i = 0; i < num_bel_wires; i++) + ret.push_back(bel_wires[i].port); + + return ret; +} + +BelId Arch::getBelByLocation(Loc loc) const +{ + if (loc.x >= chip_info->width || loc.y >= chip_info->height) + return BelId(); + const LocationTypePOD &locI = chip_info->locations[chip_info->location_type[loc.y * chip_info->width + loc.x]]; + for (int i = 0; i < locI.num_bels; i++) { + if (locI.bel_data[i].z == loc.z) { + BelId bi; + bi.location.x = loc.x; + bi.location.y = loc.y; + bi.index = i; + return bi; + } + } + return BelId(); +} + +BelRange Arch::getBelsByTile(int x, int y) const +{ + BelRange br; + + int num_bels = 0; + + if (x < chip_info->width && y < chip_info->height) { + const LocationTypePOD &locI = chip_info->locations[chip_info->location_type[y * chip_info->width + x]]; + num_bels = locI.num_bels; + } + + br.b.cursor_tile = y * chip_info->width + x; + br.e.cursor_tile = y * chip_info->width + x; + br.b.cursor_index = 0; + br.e.cursor_index = num_bels - 1; + br.b.chip = chip_info; + br.e.chip = chip_info; + ++br.e; + return br; +} + // ----------------------------------------------------------------------- void Arch::estimatePosition(BelId bel, int &x, int &y, bool &gb) const @@ -325,7 +393,7 @@ void Arch::estimatePosition(BelId bel, int &x, int &y, bool &gb) const delay_t Arch::estimateDelay(WireId src, WireId dst) const { - return abs(src.location.x - dst.location.x) + abs(src.location.y - dst.location.y); + return 200 * (abs(src.location.x - dst.location.x) + abs(src.location.y - dst.location.y)); } // ----------------------------------------------------------------------- |