diff options
Diffstat (limited to 'ice40/arch.cc')
| -rw-r--r-- | ice40/arch.cc | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/ice40/arch.cc b/ice40/arch.cc index 2a9e167b..995150ac 100644 --- a/ice40/arch.cc +++ b/ice40/arch.cc @@ -284,6 +284,25 @@ std::vector<IdString> Arch::getBelPins(BelId bel) const return ret; } +bool Arch::isBelLocked(BelId bel) const +{ + const BelConfigPOD *bel_config = nullptr; + for (int i = 0; i < chip_info->num_belcfgs; i++) { + if (chip_info->bel_config[i].bel_index == bel.index) { + bel_config = &chip_info->bel_config[i]; + break; + } + } + NPNR_ASSERT(bel_config != nullptr); + for (int i = 0; i < bel_config->num_entries; i++) { + if (strcmp("LOCKED", bel_config->entries[i].cbit_name.get())) + continue; + if ("LOCKED_" + archArgs().package == bel_config->entries[i].entry_name.get()) + return true; + } + return false; +} + // ----------------------------------------------------------------------- WireId Arch::getWireByName(IdString name) const |