cyclonev: Add enough stubs that it links

Signed-off-by: gatecat <gatecat@ds0.me>

4 files changed, 147 insertions, 28 deletions

diff --git a/cyclonev/arch.cc b/cyclonev/arch.cc
index 683118b2..642806e3 100644
--- a/cyclonev/arch.cc
+++ b/cyclonev/arch.cc
@@ -38,7 +38,7 @@ void IdString::initialize_arch(const BaseCtx *ctx)
 Arch::Arch(ArchArgs args)
 {
     this->args = args;
-    this->cyclonev = mistral::CycloneV::get_model(args.device);
+    this->cyclonev = mistral::CycloneV::get_model(args.device, args.mistral_root);
     NPNR_ASSERT(this->cyclonev != nullptr);
 
     for (int x = 0; x < cyclonev->get_tile_sx(); x++) {
@@ -189,4 +189,23 @@ IdString Arch::getBelType(BelId bel) const
     return IdString();
 }
 
+bool Arch::pack() { return true; }
+bool Arch::place() { return true; }
+bool Arch::route() { return true; }
+
+#ifdef WITH_HEAP
+const std::string Arch::defaultPlacer = "heap";
+#else
+const std::string Arch::defaultPlacer = "sa";
+#endif
+
+const std::vector<std::string> Arch::availablePlacers = {"sa",
+#ifdef WITH_HEAP
+                                                         "heap"
+#endif
+};
+
+const std::string Arch::defaultRouter = "router1";
+const std::vector<std::string> Arch::availableRouters = {"router1", "router2"};
+
 NEXTPNR_NAMESPACE_END
\ No newline at end of file
diff --git a/cyclonev/arch.h b/cyclonev/arch.h
index e1294e3f..c23c8cd3 100644
--- a/cyclonev/arch.h
+++ b/cyclonev/arch.h
@@ -34,6 +34,7 @@ NEXTPNR_NAMESPACE_BEGIN
 struct ArchArgs
 {
     std::string device;
+    std::string mistral_root;
 };
 
 struct PinInfo
@@ -78,12 +79,12 @@ struct ArchRanges : BaseArchRanges
     using TileBelsRangeT = std::vector<BelId>;
     using BelPinsRangeT = std::vector<IdString>;
     // Wires
-    using AllWiresRangeT = const std::vector<WireId> &;
+    using AllWiresRangeT = const std::unordered_set<WireId> &;
     using DownhillPipRangeT = const std::vector<PipId> &;
     using UphillPipRangeT = const std::vector<PipId> &;
-    using WireBelPinRangeT = std::vector<BelPin>;
+    using WireBelPinRangeT = const std::vector<BelPin> &;
     // Pips
-    using AllPipsRangeT = const std::vector<PipId> &;
+    using AllPipsRangeT = const std::unordered_set<PipId> &;
 };
 
 struct Arch : BaseArch<ArchRanges>
@@ -95,6 +96,7 @@ struct Arch : BaseArch<ArchRanges>
     std::vector<BelId> bel_list;
 
     Arch(ArchArgs args);
+    ArchArgs archArgs() const { return args; }
 
     std::string getChipName() const override { return std::string{"TODO: getChipName"}; }
     // -------------------------------------------------
@@ -115,41 +117,41 @@ struct Arch : BaseArch<ArchRanges>
     }
     BelId getBelByLocation(Loc loc) const override { return BelId(CycloneV::xy2pos(loc.x, loc.y), loc.z); }
     IdString getBelType(BelId bel) const override; // arch.cc
-    WireId getBelPinWire(BelId bel, IdString pin) const override;
-    PortType getBelPinType(BelId bel, IdString pin) const override;
-    std::vector<IdString> getBelPins(BelId bel) const override;
+    WireId getBelPinWire(BelId bel, IdString pin) const override { return WireId(); }
+    PortType getBelPinType(BelId bel, IdString pin) const override { return PORT_IN; }
+    std::vector<IdString> getBelPins(BelId bel) const override { return {}; }
 
     // -------------------------------------------------
 
-    WireId getWireByName(IdStringList name) const override;
-    IdStringList getWireName(WireId wire) const override;
-    DelayQuad getWireDelay(WireId wire) const;
-    std::vector<BelPin> getWireBelPins(WireId wire) const override;
-    const std::vector<WireId> &getWires() const override;
+    WireId getWireByName(IdStringList name) const override { return WireId(); }
+    IdStringList getWireName(WireId wire) const override { return IdStringList(); }
+    DelayQuad getWireDelay(WireId wire) const override { return DelayQuad(0); }
+    const std::vector<BelPin> &getWireBelPins(WireId wire) const override { return empty_belpin_list; }
+    const std::unordered_set<WireId> &getWires() const override { return all_wires; }
 
     // -------------------------------------------------
 
-    PipId getPipByName(IdStringList name) const override;
-    const std::vector<PipId> &getPips() const override;
-    Loc getPipLocation(PipId pip) const override;
-    IdStringList getPipName(PipId pip) const override;
+    PipId getPipByName(IdStringList name) const override { return PipId(); }
+    const std::unordered_set<PipId> &getPips() const override { return all_pips; }
+    Loc getPipLocation(PipId pip) const override { return Loc(0, 0, 0); }
+    IdStringList getPipName(PipId pip) const override { return IdStringList(); }
     WireId getPipSrcWire(PipId pip) const override { return WireId(pip.src); };
     WireId getPipDstWire(PipId pip) const override { return WireId(pip.dst); };
-    DelayQuad getPipDelay(PipId pip) const override;
-    const std::vector<PipId> &getPipsDownhill(WireId wire) const override;
-    const std::vector<PipId> &getPipsUphill(WireId wire) const override;
+    DelayQuad getPipDelay(PipId pip) const override { return DelayQuad(0); }
+    const std::vector<PipId> &getPipsDownhill(WireId wire) const override { return empty_pip_list; }
+    const std::vector<PipId> &getPipsUphill(WireId wire) const override { return empty_pip_list; }
 
     // -------------------------------------------------
 
-    delay_t estimateDelay(WireId src, WireId dst) const override;
-    delay_t predictDelay(const NetInfo *net_info, const PortRef &sink) const override;
-    delay_t getDelayEpsilon() const override;
-    delay_t getRipupDelayPenalty() const override;
-    float getDelayNS(delay_t v) const override;
-    delay_t getDelayFromNS(float ns) const override;
-    uint32_t getDelayChecksum(delay_t v) const override;
+    delay_t estimateDelay(WireId src, WireId dst) const override { return 100; };
+    delay_t predictDelay(const NetInfo *net_info, const PortRef &sink) const override { return 100; };
+    delay_t getDelayEpsilon() const override { return 10; };
+    delay_t getRipupDelayPenalty() const override { return 100; };
+    float getDelayNS(delay_t v) const override { return float(v) / 1000.0f; };
+    delay_t getDelayFromNS(float ns) const override { return delay_t(ns * 1000.0f); };
+    uint32_t getDelayChecksum(delay_t v) const override { return v; };
 
-    ArcBounds getRouteBoundingBox(WireId src, WireId dst) const override;
+    ArcBounds getRouteBoundingBox(WireId src, WireId dst) const override { return ArcBounds(); }
 
     // -------------------------------------------------
 
@@ -163,6 +165,12 @@ struct Arch : BaseArch<ArchRanges>
     static const std::vector<std::string> availablePlacers;
     static const std::string defaultRouter;
     static const std::vector<std::string> availableRouters;
+
+    // WIP to link without failure
+    std::unordered_set<WireId> all_wires;
+    std::unordered_set<PipId> all_pips;
+    std::vector<PipId> empty_pip_list;
+    std::vector<BelPin> empty_belpin_list;
 };
 
 NEXTPNR_NAMESPACE_END
diff --git a/cyclonev/family.cmake b/cyclonev/family.cmake
index 9d1fb9bf..92ec7d12 100644
--- a/cyclonev/family.cmake
+++ b/cyclonev/family.cmake
@@ -1,5 +1,11 @@
 set(MISTRAL_ROOT "" CACHE STRING "Mistral install path")
 
+aux_source_directory(${MISTRAL_ROOT}/lib MISTRAL_FILES)
+add_library(mistral STATIC ${MISTRAL_FILES})
+
+find_package(LibLZMA REQUIRED)
+
 foreach(family_target ${family_targets})
-    target_include_directories(${family_target} PRIVATE ${MISTRAL_ROOT}/lib)
+    target_include_directories(${family_target} PRIVATE ${MISTRAL_ROOT}/lib ${LIBLZMA_INCLUDE_DIRS})
+    target_link_libraries(${family_target} PRIVATE mistral ${LIBLZMA_LIBRARIES})
 endforeach()
diff --git a/cyclonev/main.cc b/cyclonev/main.cc
new file mode 100644
index 00000000..702b4b7e
--- /dev/null
+++ b/cyclonev/main.cc
@@ -0,0 +1,86 @@
+/*
+ *  nextpnr -- Next Generation Place and Route
+ *
+ *  Copyright (C) 2021  gatecat <gatecat@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.
+ *
+ */
+
+#ifdef MAIN_EXECUTABLE
+
+#include <fstream>
+#include "command.h"
+#include "design_utils.h"
+#include "jsonwrite.h"
+#include "log.h"
+#include "timing.h"
+
+USING_NEXTPNR_NAMESPACE
+
+class MistralCommandHandler : public CommandHandler
+{
+  public:
+    MistralCommandHandler(int argc, char **argv);
+    virtual ~MistralCommandHandler(){};
+    std::unique_ptr<Context> createContext(std::unordered_map<std::string, Property> &values) override;
+    void setupArchContext(Context *ctx) override{};
+    void customBitstream(Context *ctx) override;
+    void customAfterLoad(Context *ctx) override;
+
+  protected:
+    po::options_description getArchOptions() override;
+};
+
+MistralCommandHandler::MistralCommandHandler(int argc, char **argv) : CommandHandler(argc, argv) {}
+
+po::options_description MistralCommandHandler::getArchOptions()
+{
+    po::options_description specific("Architecture specific options");
+    specific.add_options()("mistral", po::value<std::string>(), "path to mistral root");
+    specific.add_options()("device", po::value<std::string>(), "device name (e.g. 5CSEBA6U23I7)");
+    return specific;
+}
+
+void MistralCommandHandler::customBitstream(Context *ctx)
+{
+    // TODO: rbf gen via mistral
+}
+
+std::unique_ptr<Context> MistralCommandHandler::createContext(std::unordered_map<std::string, Property> &values)
+{
+    ArchArgs chipArgs;
+    if (!vm.count("mistral")) {
+        log_error("mistral must be specified on the command line\n");
+    }
+    if (!vm.count("device")) {
+        log_error("device must be specified on the command line (e.g. --device 5CSEBA6U23I7)\n");
+    }
+    chipArgs.mistral_root = vm["mistral"].as<std::string>();
+    chipArgs.device = vm["device"].as<std::string>();
+    auto ctx = std::unique_ptr<Context>(new Context(chipArgs));
+    return ctx;
+}
+
+void MistralCommandHandler::customAfterLoad(Context *ctx)
+{
+    // TODO: qsf parsing
+}
+
+int main(int argc, char *argv[])
+{
+    MistralCommandHandler handler(argc, argv);
+    return handler.exec();
+}
+
+#endif