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-rw-r--r--techlibs/ice40/cells_sim.v10
1 files changed, 10 insertions, 0 deletions
diff --git a/techlibs/ice40/cells_sim.v b/techlibs/ice40/cells_sim.v
index d7e1f9af..ed7c7cd2 100644
--- a/techlibs/ice40/cells_sim.v
+++ b/techlibs/ice40/cells_sim.v
@@ -864,3 +864,13 @@ module SB_PLL40_2F_PAD (
parameter EXTERNAL_DIVIDE_FACTOR = 1;
endmodule
+// SiliconBlue Device Configuration Cells
+
+(* blackbox *)
+(* keep *)
+module SB_WARMBOOT (
+ input BOOT,
+ input S1,
+ input S0
+);
+endmodule