Rename chip.h to arch.h

Signed-off-by: Clifford Wolf <clifford@clifford.at>

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