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//======================================================================
//
// Copyright: 2019, The Commons Conservancy Cryptech Project
// SPDX-License-Identifier: BSD-3-Clause
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// - Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// - Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// - Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
// PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
//======================================================================
localparam DSP48E1_A_W = 30;
localparam DSP48E1_B_W = 18;
localparam DSP48E1_C_W = 48;
localparam DSP48E1_D_W = 25;
localparam DSP48E1_P_W = 48;
localparam DSP48E1_INMODE_W = 5;
localparam DSP48E1_OPMODE_W = 7;
localparam DSP48E1_ALUMODE_W = 4;
localparam DSP48E1_CARRYINSEL_W = 3;
localparam DSP48E1_CARRYOUT_W = 4;
localparam DSP48E1_OPMODE_X_DNC = 2'bXX;
localparam DSP48E1_OPMODE_X_0 = 2'b00;
localparam DSP48E1_OPMODE_X_AB = 2'b11;
localparam DSP48E1_OPMODE_Y_DNC = 2'bXX;
localparam DSP48E1_OPMODE_Y_0 = 2'b00;
localparam DSP48E1_OPMODE_Y_C = 2'b11;
localparam DSP48E1_OPMODE_Z_DNC = 3'bXXX;
localparam DSP48E1_OPMODE_Z_0 = 3'b000;
localparam DSP48E1_OPMODE_Z_PCIN = 3'b001;
localparam DSP48E1_OPMODE_Z_P17 = 3'b110;
localparam DSP48E1_OPMODE_Z_PCIN17 = 3'b101;
localparam DSP48E1_OPMODE_Z_P = 3'b010;
localparam DSP48E1_OPMODE_Z_C = 3'b011;
localparam DSP48E1_OPMODE_DNC = {DSP48E1_OPMODE_Z_DNC, DSP48E1_OPMODE_Y_DNC, DSP48E1_OPMODE_X_DNC};
localparam DSP48E1_OPMODE_Z0_YC_X0 = {DSP48E1_OPMODE_Z_0, DSP48E1_OPMODE_Y_C, DSP48E1_OPMODE_X_0};
localparam DSP48E1_OPMODE_Z0_Y0_XAB = {DSP48E1_OPMODE_Z_0, DSP48E1_OPMODE_Y_0, DSP48E1_OPMODE_X_AB};
localparam DSP48E1_OPMODE_Z0_YC_XAB = {DSP48E1_OPMODE_Z_0, DSP48E1_OPMODE_Y_C, DSP48E1_OPMODE_X_AB};
localparam DSP48E1_OPMODE_ZC_Y0_XAB = {DSP48E1_OPMODE_Z_C, DSP48E1_OPMODE_Y_0, DSP48E1_OPMODE_X_AB};
localparam DSP48E1_OPMODE_ZP_Y0_XAB = {DSP48E1_OPMODE_Z_P, DSP48E1_OPMODE_Y_0, DSP48E1_OPMODE_X_AB};
localparam DSP48E1_OPMODE_ZP_YC_X0 = {DSP48E1_OPMODE_Z_P, DSP48E1_OPMODE_Y_C, DSP48E1_OPMODE_X_0};
localparam DSP48E1_OPMODE_ZP_YC_XAB = {DSP48E1_OPMODE_Z_P, DSP48E1_OPMODE_Y_C, DSP48E1_OPMODE_X_AB};
localparam DSP48E1_OPMODE_ZP17_Y0_XAB = {DSP48E1_OPMODE_Z_P17, DSP48E1_OPMODE_Y_0, DSP48E1_OPMODE_X_AB};
localparam DSP48E1_OPMODE_ZP17_YC_XAB = {DSP48E1_OPMODE_Z_P17, DSP48E1_OPMODE_Y_C, DSP48E1_OPMODE_X_AB};
localparam DSP48E1_OPMODE_ZP17_YC_X0 = {DSP48E1_OPMODE_Z_P17, DSP48E1_OPMODE_Y_C, DSP48E1_OPMODE_X_0};
localparam DSP48E1_OPMODE_ZPCIN17_YC_XAB = {DSP48E1_OPMODE_Z_PCIN17, DSP48E1_OPMODE_Y_C, DSP48E1_OPMODE_X_AB};
localparam DSP48E1_OPMODE_ZPCIN_Y0_XAB = {DSP48E1_OPMODE_Z_PCIN, DSP48E1_OPMODE_Y_0, DSP48E1_OPMODE_X_AB};
localparam DSP48E1_OPMODE_ZPCIN_YC_XAB = {DSP48E1_OPMODE_Z_PCIN, DSP48E1_OPMODE_Y_C, DSP48E1_OPMODE_X_AB};
localparam DSP48E1_CARRYINSEL_DNC = 3'bXXX;
localparam DSP48E1_CARRYINSEL_CARRYIN = 3'b000;
localparam DSP48E1_CARRYINSEL_CARRYCASCOUT = 3'b100;
localparam DSP48E1_ALUMODE_DNC = 4'bXXXX;
localparam DSP48E1_ALUMODE_Z_PLUS_X_AND_Y_AND_CIN = 4'b0000;
localparam DSP48E1_ALUMODE_Z_MINUS_X_AND_Y_AND_CIN = 4'b0011;
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