diff options
Diffstat (limited to 'techlibs/ice40/cells_sim.v')
| -rw-r--r-- | techlibs/ice40/cells_sim.v | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/techlibs/ice40/cells_sim.v b/techlibs/ice40/cells_sim.v index a98bc30d9..93d970762 100644 --- a/techlibs/ice40/cells_sim.v +++ b/techlibs/ice40/cells_sim.v @@ -127,20 +127,14 @@ module SB_LUT4 (output O, input I0, I1, I2, I3); assign O = I0 ? s1[1] : s1[0]; endmodule -(* abc_box_id = 21 *) -`ifdef ABC_MODEL - (* whitebox *) -`endif +(* abc_box_id = 21, lib_whitebox *) module SB_CARRY (output CO, input I0, I1, CI); assign CO = (I0 && I1) || ((I0 || I1) && CI); endmodule // Positive Edge SiliconBlue FF Cells -(* abc_box_id = 1, abc_flop *) -`ifdef ABC_MODEL - (* whitebox *) -`endif +(* abc_box_id = 1, abc_flop, lib_whitebox *) module SB_DFF ((* abc_flop_q *) output `SB_DFF_REG, input C, (* abc_flop_d *) input D); `ifndef ABC_MODEL always @(posedge C) |