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[/] [klc32/] [trunk/] [rtl/] [verilog/] [JMP.v] - Rev 2
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// ============================================================================ // (C) 2011 Robert Finch // All Rights Reserved. // robfinch<remove>@opencores.org // // KLC32 - 32 bit CPU // JMP.v // // This source file is free software: you can redistribute it and/or modify // it under the terms of the GNU Lesser General Public License as published // by the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // This source file is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program. If not, see <http://www.gnu.org/licenses/>. // // ============================================================================ // JMP32: if (!cyc_o) begin cyc_o <= 1'b1; stb_o <= 1'b1; sel_o <= 4'b1111; adr_o <= pc; end else if (ack_i) begin cyc_o <= 1'b0; stb_o <= 1'b0; sel_o <= 4'b0000; pc <= dat_i; state <= IFETCH; end else if (err_i) begin cyc_o <= 1'b0; stb_o <= 1'b0; sel_o <= 4'b0000; vector <= `BUS_ERR_VECTOR; state <= TRAP; end
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