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ecp5: Add GSR support

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Signed-off-by: David Shah <dave@ds0.me>
This commit is contained in:
David Shah 2019-08-27 13:07:06 +01:00
parent fdbcf78909
commit fc001b4731
6 changed files with 202 additions and 44 deletions
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20
techlibs/ecp5/cells_bb.v
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@ -664,3 +664,23 @@ module PCSCLKDIV (
);
parameter GSR = "DISABLED";
endmodule
// Note: this module is not marked keep as we want it swept away in synth (sim use only)
(* blackbox *)
module PUR (
input PUR
);
parameter RST_PULSE = 1;
endmodule
(* blackbox, keep *)
module GSR (
input GSR
);
endmodule
(* blackbox, keep *)
module SGSR (
input GSR, CLK
);
endmodule