diff options
Diffstat (limited to 'fpga_interchange')
| -rw-r--r-- | fpga_interchange/arch.cc | 9 | ||||
| -rw-r--r-- | fpga_interchange/arch.h | 32 |
2 files changed, 25 insertions, 16 deletions
diff --git a/fpga_interchange/arch.cc b/fpga_interchange/arch.cc index d905e7ed..c1f33318 100644 --- a/fpga_interchange/arch.cc +++ b/fpga_interchange/arch.cc @@ -349,6 +349,7 @@ std::vector<std::pair<IdString, std::string>> Arch::getBelAttrs(BelId bel) const delay_t Arch::estimateDelay(WireId src, WireId dst, bool debug) const { + // FIXME: Implement when adding timing-driven place and route. return 0; } @@ -383,6 +384,7 @@ ArcBounds Arch::getRouteBoundingBox(WireId src, WireId dst) const delay_t Arch::getBoundingBoxCost(WireId src, WireId dst, int distance) const { + // FIXME: Implement when adding timing-driven place and route. return 0; } @@ -393,6 +395,7 @@ delay_t Arch::getWireRipupDelayPenalty(WireId wire) const delay_t Arch::predictDelay(const NetInfo *net_info, const PortRef &sink) const { + // FIXME: Implement when adding timing-driven place and route. return 0; } @@ -402,16 +405,19 @@ bool Arch::getBudgetOverride(const NetInfo *net_info, const PortRef &sink, delay bool Arch::pack() { + // FIXME: Implement this return false; } bool Arch::place() { + // FIXME: Implement this return false; } bool Arch::route() { + // FIXME: Implement this return false; } @@ -442,16 +448,19 @@ DecalXY Arch::getGroupDecal(GroupId pip) const { return {}; }; bool Arch::getCellDelay(const CellInfo *cell, IdString fromPort, IdString toPort, DelayInfo &delay) const { + // FIXME: Implement when adding timing-driven place and route. return false; } TimingPortClass Arch::getPortTimingClass(const CellInfo *cell, IdString port, int &clockInfoCount) const { + // FIXME: Implement when adding timing-driven place and route. return TMG_IGNORE; } TimingClockingInfo Arch::getPortClockingInfo(const CellInfo *cell, IdString port, int index) const { + // FIXME: Implement when adding timing-driven place and route. TimingClockingInfo info; return info; } diff --git a/fpga_interchange/arch.h b/fpga_interchange/arch.h index 08e2abbb..a14d3096 100644 --- a/fpga_interchange/arch.h +++ b/fpga_interchange/arch.h @@ -53,16 +53,6 @@ template <typename T> struct RelPtr }; - -NPNR_PACKED_STRUCT(struct SiteTypeInfoPOD { - // Name of this site type. - RelPtr<char> name; - - // Lookup for site pip name to site pip index. - int32_t number_site_pips; - RelPtr<RelPtr<char>> site_pip_names; -}); - // Flattened site indexing. // // To enable flat BelId.z spaces, every tile and sites within that tile are @@ -102,11 +92,15 @@ NPNR_PACKED_STRUCT(struct BelPortPOD { }); NPNR_PACKED_STRUCT(struct TileWireInfoPOD { - int32_t name; - int32_t num_uphill, num_downhill; + int32_t name; // wire name constid // Pip index inside tile - RelPtr<int32_t> pips_uphill, pips_downhill; + int32_t num_uphill; + RelPtr<int32_t> pips_uphill; + + // Pip index inside tile + int32_t num_downhill; + RelPtr<int32_t> pips_downhill; // Bel index inside tile int32_t num_bel_pins; @@ -155,6 +149,7 @@ NPNR_PACKED_STRUCT(struct TileInstInfoPOD { int32_t type; // This array is root.tile_types[type].number_sites long. + // Index into root.sites RelPtr<int32_t> sites; // Number of tile wires; excluding any site-internal wires @@ -181,11 +176,17 @@ NPNR_PACKED_STRUCT(struct ChipInfoPOD { int32_t version; int32_t width, height; - int32_t num_tiles, num_tile_types; - int32_t num_sites, num_nodes; + + int32_t num_tile_types; RelPtr<TileTypeInfoPOD> tile_types; + + int32_t num_sites; RelPtr<SiteInstInfoPOD> sites; + + int32_t num_tiles; RelPtr<TileInstInfoPOD> tiles; + + int32_t num_nodes; RelPtr<NodeInfoPOD> nodes; }); @@ -1011,7 +1012,6 @@ struct Arch : BaseCtx std::vector<GroupId> getGroupGroups(GroupId group) const { return {}; } // ------------------------------------------------- - mutable IdString gnd_glbl, gnd_row, vcc_glbl, vcc_row; delay_t estimateDelay(WireId src, WireId dst, bool debug = false) const; delay_t predictDelay(const NetInfo *net_info, const PortRef &sink) const; ArcBounds getRouteBoundingBox(WireId src, WireId dst) const; |