diff options
Diffstat (limited to 'nexus/pack.cc')
| -rw-r--r-- | nexus/pack.cc | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/nexus/pack.cc b/nexus/pack.cc index af1a921d..ffec29bd 100644 --- a/nexus/pack.cc +++ b/nexus/pack.cc @@ -1027,7 +1027,7 @@ struct NexusPacker {id_OSCA, id_OSC_CORE}, {id_DP16K, id_DP16K_MODE}, {id_PDP16K, id_PDP16K_MODE}, {id_PDPSC16K, id_PDPSC16K_MODE}, {id_SP16K, id_SP16K_MODE}, {id_FIFO16K, id_FIFO16K_MODE}, {id_SP512K, id_SP512K_MODE}, {id_DPSC512K, id_DPSC512K_MODE}, {id_PDPSC512K, id_PDPSC512K_MODE}, - {id_PLL, id_PLL_CORE}, + {id_PLL, id_PLL_CORE}, {id_DPHY, id_DPHY_CORE}, }; for (auto cell : sorted(ctx->cells)) { @@ -1959,6 +1959,33 @@ struct NexusPacker } } + // Map LOC attribute on DPHY_CORE to a bel + // TDPHY_CORE2 is Radiant 2.0 style, DPHY0 is Radiant 2.2 + // TODO: LIFCL-17 (perhaps remove the hardcoded map) + const std::unordered_map<std::string, std::string> dphy_loc_map = { + {"TDPHY_CORE2", "X4/Y0/TDPHY_CORE2"}, + {"DPHY0", "X4/Y0/TDPHY_CORE2"}, + {"TDPHY_CORE26", "X28/Y0/TDPHY_CORE26"}, + {"DPHY1", "X28/Y0/TDPHY_CORE26"}, + }; + + void pack_ip() + { + for (auto cell : sorted(ctx->cells)) { + CellInfo *ci = cell.second; + if (ci->type == id_DPHY_CORE) { + auto loc_attr = ci->attrs.find(id_LOC); + if (loc_attr == ci->attrs.end()) + log_error("LOC attribute is required for DPHY_CORE '%s'\n", ctx->nameOf(ci)); + const std::string &loc = loc_attr->second.as_string(); + auto dphy_bel = dphy_loc_map.find(loc); + if (dphy_bel == dphy_loc_map.end()) + log_error("Invalid location '%s' for DPHY_CORE '%s'\n", loc.c_str(), ctx->nameOf(ci)); + ci->attrs[id_BEL] = dphy_bel->second; + } + } + } + explicit NexusPacker(Context *ctx) : ctx(ctx) {} void operator()() @@ -1975,6 +2002,7 @@ struct NexusPacker pack_plls(); pack_constants(); pack_luts(); + pack_ip(); promote_globals(); place_globals(); generate_constraints(); |