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Diffstat (limited to 'techlibs/intel/cyclonev/cells_map.v')
-rwxr-xr-x | techlibs/intel/cyclonev/cells_map.v | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/techlibs/intel/cyclonev/cells_map.v b/techlibs/intel/cyclonev/cells_map.v new file mode 100755 index 000000000..b3927ea4a --- /dev/null +++ b/techlibs/intel/cyclonev/cells_map.v @@ -0,0 +1,151 @@ +/* + * yosys -- Yosys Open SYnthesis Suite + * + * Copyright (C) 2012 Clifford Wolf <clifford@clifford.at> + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + */ +// Normal mode DFF negedge clk, negedge reset +module \$_DFF_N_ (input D, C, output Q); + parameter WYSIWYG="TRUE"; + dffeas #(.is_wysiwyg(WYSIWYG)) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(C), .clrn(1'b1), .prn(1'b1), .ena(1'b1), .asdata(1'b0), .aload(1'b0), .sclr(1'b0), .sload(1'b0)); +endmodule +// Normal mode DFF +module \$_DFF_P_ (input D, C, output Q); + parameter WYSIWYG="TRUE"; + dffeas #(.is_wysiwyg(WYSIWYG)) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(C), .clrn(1'b1), .prn(1'b1), .ena(1'b1), .asdata(1'b0), .aload(1'b0), .sclr(1'b0), .sload(1'b0)); +endmodule + +// Async Active Low Reset DFF +module \$_DFF_PN0_ (input D, C, R, output Q); + parameter WYSIWYG="TRUE"; + dffeas #(.is_wysiwyg(WYSIWYG)) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(C), .clrn(R), .prn(1'b1), .ena(1'b1), .asdata(1'b0), .aload(1'b0), .sclr(1'b0), .sload(1'b0)); +endmodule +// Async Active High Reset DFF +module \$_DFF_PP0_ (input D, C, R, output Q); + parameter WYSIWYG="TRUE"; + wire R_i = ~ R; + dffeas #(.is_wysiwyg(WYSIWYG)) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(C), .clrn(R_i), .prn(1'b1), .ena(1'b1), .asdata(1'b0), .aload(1'b0), .sclr(1'b0), .sload(1'b0)); +endmodule + +module \$__DFFE_PP0 (input D, C, E, R, output Q); + parameter WYSIWYG="TRUE"; + wire E_i = ~ E; + dffeas #(.is_wysiwyg(WYSIWYG)) _TECHMAP_REPLACE_ (.d(D), .q(Q), .clk(C), .clrn(R), .prn(1'b1), .ena(1'b1), .asdata(1'b0), .aload(1'b0), .sclr(E_i), .sload(1'b0)); +endmodule + +// Input buffer map +module \$__inpad (input I, output O); + cyclonev_io_ibuf _TECHMAP_REPLACE_ (.o(O), .i(I), .ibar(1'b0)); +endmodule + +// Output buffer map +module \$__outpad (input I, output O); + cyclonev_io_obuf _TECHMAP_REPLACE_ (.o(O), .i(I), .oe(1'b1)); +endmodule + +// LUT Map +module \$lut (A, Y); + parameter WIDTH = 0; + parameter LUT = 0; + input [WIDTH-1:0] A; + output Y; + generate + if (WIDTH == 1) begin + assign Y = ~A[0]; // Not need to spend 1 logic cell for such an easy function + end + else + if (WIDTH == 2) begin + cyclonev_lcell_comb #(.lut_mask({16{LUT}}), .shared_arith("off"), .extended_lut("off")) + _TECHMAP_REPLACE_ + (.combout(Y), + .dataa(A[0]), + .datab(A[1]), + .datac(1'b1), + .datad(1'b1), + .datae(1'b1), + .dataf(1'b1), + .datag(1'b1)); + end + else + if(WIDTH == 3) begin + cyclonev_lcell_comb #(.lut_mask({8{LUT}}), .shared_arith("off"), .extended_lut("off")) + _TECHMAP_REPLACE_ + (.combout(Y), + .dataa(A[0]), + .datab(A[1]), + .datac(A[2]), + .datad(1'b1), + .datae(1'b1), + .dataf(1'b1), + .datag(1'b1)); + end + else + if(WIDTH == 4) begin + cyclonev_lcell_comb #(.lut_mask({4{LUT}}), .shared_arith("off"), .extended_lut("off")) + _TECHMAP_REPLACE_ + (.combout(Y), + .dataa(A[0]), + .datab(A[1]), + .datac(A[2]), + .datad(A[3]), + .datae(1'b1), + .dataf(1'b1), + .datag(1'b1)); + end + else + if(WIDTH == 5) begin + cyclonev_lcell_comb #(.lut_mask({2{LUT}}), .shared_arith("off"), .extended_lut("off")) + _TECHMAP_REPLACE_ + (.combout(Y), + .dataa(A[0]), + .datab(A[1]), + .datac(A[2]), + .datad(A[3]), + .datae(A[4]), + .dataf(1'b1), + .datag(1'b1)); + end + else + if(WIDTH == 6) begin + cyclonev_lcell_comb #(.lut_mask(LUT), .shared_arith("off"), .extended_lut("off")) + _TECHMAP_REPLACE_ + (.combout(Y), + .dataa(A[0]), + .datab(A[1]), + .datac(A[2]), + .datad(A[3]), + .datae(A[4]), + .dataf(A[5]), + .datag(1'b1)); + end + else + if(WIDTH == 7) begin + cyclonev_lcell_comb #(.lut_mask(LUT), .shared_arith("off"), .extended_lut("off")) + _TECHMAP_REPLACE_ + (.combout(Y), + .dataa(A[0]), + .datab(A[1]), + .datac(A[2]), + .datad(A[3]), + .datae(A[4]), + .dataf(A[5]), + .datag(A[6])); + end + else + wire _TECHMAP_FAIL_ = 1; + endgenerate +endmodule // lut + + |