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Diffstat (limited to 'dummy/arch.h')
-rw-r--r-- | dummy/arch.h | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/dummy/arch.h b/dummy/arch.h new file mode 100644 index 00000000..40aceff2 --- /dev/null +++ b/dummy/arch.h @@ -0,0 +1,128 @@ +/* + * nextpnr -- Next Generation Place and Route + * + * Copyright (C) 2018 Clifford Wolf <clifford@clifford.at> + * + * 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. + * + */ + +#ifndef CHIP_H +#define CHIP_H + +#ifndef NEXTPNR_H +#error Include "arch.h" via "nextpnr.h" only. +#endif + +NEXTPNR_NAMESPACE_BEGIN + +typedef float delay_t; + +struct DelayInfo +{ + delay_t delay = 0; + + delay_t raiseDelay() const { return delay; } + delay_t fallDelay() const { return delay; } + delay_t avgDelay() const { return delay; } + + DelayInfo operator+(const DelayInfo &other) const + { + DelayInfo ret; + ret.delay = this->delay + other.delay; + return ret; + } +}; + +typedef IdString BelType; +typedef IdString PortPin; + +static inline IdString belTypeToId(BelType type) { return type; } +static inline IdString portPinToId(PortPin type) { return type; } + +static inline BelType belTypeFromId(IdString id) { return id; } +static inline PortPin portPinFromId(IdString id) { return id; } + +typedef IdString BelId; +typedef IdString WireId; +typedef IdString PipId; + +struct BelPin +{ + BelId bel; + PortPin pin; +}; + +struct ArchArgs +{ +}; + +struct Arch +{ + Arch(ArchArgs args); + + std::string getChipName(); + + BelId getBelByName(IdString name) const; + IdString getBelName(BelId bel) const; + void bindBel(BelId bel, IdString cell); + void unbindBel(BelId bel); + bool checkBelAvail(BelId bel) const; + IdString getBelCell(BelId bel, bool conflicting = false) const; + const std::vector<BelId> &getBels() const; + const std::vector<BelId> &getBelsByType(BelType type) const; + BelType getBelType(BelId bel) const; + WireId getWireBelPin(BelId bel, PortPin pin) const; + BelPin getBelPinUphill(WireId wire) const; + const std::vector<BelPin> &getBelPinsDownhill(WireId wire) const; + + WireId getWireByName(IdString name) const; + IdString getWireName(WireId wire) const; + void bindWire(WireId wire, IdString net); + void unbindWire(WireId wire); + bool checkWireAvail(WireId wire) const; + IdString getWireNet(WireId wire, bool conflicting = false) const; + const std::vector<WireId> &getWires() const; + + PipId getPipByName(IdString name) const; + IdString getPipName(PipId pip) const; + void bindPip(PipId pip, IdString net); + void unbindPip(PipId pip); + bool checkPipAvail(PipId pip) const; + IdString getPipNet(PipId pip, bool conflicting = false) const; + const std::vector<PipId> &getPips() const; + WireId getPipSrcWire(PipId pip) const; + WireId getPipDstWire(PipId pip) const; + DelayInfo getPipDelay(PipId pip) const; + const std::vector<PipId> &getPipsDownhill(WireId wire) const; + const std::vector<PipId> &getPipsUphill(WireId wire) const; + const std::vector<PipId> &getWireAliases(WireId wire) const; + + bool estimatePosition(BelId bel, int &x, int &y) const; + delay_t estimateDelay(WireId src, WireId dst) const; + + std::vector<GraphicElement> getFrameGraphics() const; + std::vector<GraphicElement> getBelGraphics(BelId bel) const; + std::vector<GraphicElement> getWireGraphics(WireId wire) const; + std::vector<GraphicElement> getPipGraphics(PipId pip) const; + + bool allGraphicsReload = false; + bool frameGraphicsReload = false; + std::unordered_set<BelId> belGraphicsReload; + std::unordered_set<WireId> wireGraphicsReload; + std::unordered_set<PipId> pipGraphicsReload; +}; + +NEXTPNR_NAMESPACE_END + +#endif |