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Fixed undriven signal in certain config

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David Harris 2024-06-19 15:12:35 -07:00
parent 9922b24cbe
commit 5f1ee1ac85
1 changed files with 5 additions and 2 deletions
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src/ieu/kmu/zknde64.sv
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@ -38,11 +38,14 @@ module zknde64 import cvw::*; #(parameter cvw_t P) (
if (P.ZKND_SUPPORTED) // ZKND supports aes64ds, aes64dsm, aes64im if (P.ZKND_SUPPORTED) // ZKND supports aes64ds, aes64dsm, aes64im
aes64d aes64d(.rs1(A), .rs2(B), .finalround(ZKNSelect[2]), .aes64im(ZKNSelect[3]), .result(aes64dRes)); // decode AES aes64d aes64d(.rs1(A), .rs2(B), .finalround(ZKNSelect[2]), .aes64im(ZKNSelect[3]), .result(aes64dRes)); // decode AES
else assign aes64dRes = '0;
if (P.ZKNE_SUPPORTED) begin // ZKNE supports aes64es, aes64esm if (P.ZKNE_SUPPORTED) begin // ZKNE supports aes64es, aes64esm
aes64e aes64e(.rs1(A), .rs2(B), .finalround(ZKNSelect[2]), .Sbox0Out, .SboxEIn, .result(aes64eRes)); aes64e aes64e(.rs1(A), .rs2(B), .finalround(ZKNSelect[2]), .Sbox0Out, .SboxEIn, .result(aes64eRes));
mux2 #(32) sboxmux(SboxEIn, SboxKIn, ZKNSelect[1], Sbox0In); mux2 #(32) sboxmux(SboxEIn, SboxKIn, ZKNSelect[1], Sbox0In);
end else end else begin
assign aes64dRes = '0;
assign Sbox0In = SboxKIn; assign Sbox0In = SboxKIn;
end
// One S Box is always needed for aes64ks1i and is also needed for aes64e if that is supported. Put it at the top level to allow sharing // One S Box is always needed for aes64ks1i and is also needed for aes64e if that is supported. Put it at the top level to allow sharing
aessbox32 sbox(Sbox0In, Sbox0Out); // Substitute bytes of value obtained for tmp2 using Rijndael sbox aessbox32 sbox(Sbox0In, Sbox0Out); // Substitute bytes of value obtained for tmp2 using Rijndael sbox