1 files changed, 10 insertions, 0 deletions
diff --git a/ice40/chip.cc b/ice40/chip.cc
index 918a7fb4..464b226c 100644
--- a/ice40/chip.cc
+++ b/ice40/chip.cc
@@ -98,6 +98,16 @@ Chip::Chip(ChipArgs args) : args(args)
     }
 #endif
 
+    package_info = nullptr;
+    for (int i = 0; i < chip_info.num_packages; i++) {
+        if (chip_info.packages_data[i].name == args.package) {
+            package_info = &(chip_info.packages_data[i]);
+            break;
+        }
+    }
+    if (package_info == nullptr)
+        log_error("Unsupported package '%s'.\n", args.package.c_str());
+
     bel_to_cell.resize(chip_info.num_bels);
     wire_to_net.resize(chip_info.num_wires);
     pip_to_net.resize(chip_info.num_pips);