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authorClifford Wolf <clifford@clifford.at>2015-09-16 09:28:37 +0200
committerClifford Wolf <clifford@clifford.at>2015-09-16 09:28:37 +0200
commitc5352f45c3604b60e0bec7a9219d2c139d276573 (patch)
tree8a0203d00c54c36cbc13d2e74a72abd480a86ec5 /techlibs/greenpak4/cells_map.v
parente7c018e5d14c3c609669ab514a7e9111ff006022 (diff)
Added GreenPAK4 skeleton
Diffstat (limited to 'techlibs/greenpak4/cells_map.v')
-rw-r--r--techlibs/greenpak4/cells_map.v38
1 files changed, 38 insertions, 0 deletions
diff --git a/techlibs/greenpak4/cells_map.v b/techlibs/greenpak4/cells_map.v
new file mode 100644
index 00000000..97668743
--- /dev/null
+++ b/techlibs/greenpak4/cells_map.v
@@ -0,0 +1,38 @@
+module \$_DFF_P_ (input D, C, output Q);
+ DFF _TECHMAP_REPLACE_ (
+ .D(D),
+ .Q(Q),
+ .CLK(C),
+ .nRSTZ(1'b1),
+ .nSETZ(1'b1)
+ );
+endmodule
+
+module \$lut (A, Y);
+ parameter WIDTH = 0;
+ parameter LUT = 0;
+
+ input [WIDTH-1:0] A;
+ output Y;
+
+ generate
+ if (WIDTH == 1) begin
+ LUT2 #(.INIT(LUT)) _TECHMAP_REPLACE_ (.OUT(Y),
+ .IN0(A[0]), .IN1(1'b0));
+ end else
+ if (WIDTH == 2) begin
+ LUT2 #(.INIT(LUT)) _TECHMAP_REPLACE_ (.OUT(Y),
+ .IN0(A[0]), .IN1(A[1]));
+ end else
+ if (WIDTH == 3) begin
+ LUT3 #(.INIT(LUT)) _TECHMAP_REPLACE_ (.OUT(Y),
+ .IN0(A[0]), .IN1(A[1]), .IN2(A[2]));
+ end else
+ if (WIDTH == 4) begin
+ LUT4 #(.INIT(LUT)) _TECHMAP_REPLACE_ (.OUT(Y),
+ .IN0(A[0]), .IN1(A[1]), .IN2(A[2]), .IN3(A[3]));
+ end else begin
+ wire _TECHMAP_FAIL_ = 1;
+ end
+ endgenerate
+endmodule