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////////////////////////////////////////////////////////////////// // // // Top-level module instantiating the entire Amber 2 system. // // // // This file is part of the Amber project // // http://www.opencores.org/project,amber // // // // Description // // This is the highest level synthesizable module in the // // project. The ports in this module represent pins on the // // FPGA. // // // // Author(s): // // - Conor Santifort, csantifort.amber@gmail.com // // // ////////////////////////////////////////////////////////////////// // // // Copyright (C) 2010 Authors and OPENCORES.ORG // // // // This source file may be used and distributed without // // restriction provided that this copyright statement is not // // removed from the file and that any derivative work contains // // the original copyright notice and the associated disclaimer. // // // // 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 2.1 of the License, or (at your option) any // // later version. // // // // This source 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 Lesser General Public License for more // // details. // // // // You should have received a copy of the GNU Lesser General // // Public License along with this source; if not, download it // // from http://www.opencores.org/lgpl.shtml // // // ////////////////////////////////////////////////////////////////// module system ( input brd_rst, input brd_clk_n, input brd_clk_p, // UART 0 Interface input i_uart0_rts, output o_uart0_rx, output o_uart0_cts, input i_uart0_tx, // Xilinx Spartan 6 MCB DDR3 Interface inout [15:0] ddr3_dq, output [12:0] ddr3_addr, output [2:0] ddr3_ba, output ddr3_ras_n, output ddr3_cas_n, output ddr3_we_n, output ddr3_odt, output ddr3_reset_n, output ddr3_cke, output [1:0] ddr3_dm, inout [1:0] ddr3_dqs_p, inout [1:0] ddr3_dqs_n, output ddr3_ck_p, output ddr3_ck_n, `ifdef XILINX_SPARTAN6_FPGA inout mcb3_rzq, //inout mcb3_zio, `endif // Ethmac B100 MAC to PHY Interface input mtx_clk_pad_i, output [3:0] mtxd_pad_o, output mtxen_pad_o, output mtxerr_pad_o, input mrx_clk_pad_i, input [3:0] mrxd_pad_i, input mrxdv_pad_i, input mrxerr_pad_i, input mcoll_pad_i, input mcrs_pad_i, inout md_pad_io, output mdc_pad_o, output phy_reset_n, output [3:0] led ); wire sys_clk; // System clock wire sys_rst; // Active low reset, synchronous to sys_clk wire clk_200; // 200MHz from board // ====================================== // Xilinx MCB DDR3 Controller connections // ====================================== `ifdef XILINX_SPARTAN6_FPGA wire c3_p0_cmd_en; wire [2:0] c3_p0_cmd_instr; wire [29:0] c3_p0_cmd_byte_addr; wire c3_p0_wr_en; wire [15:0] c3_p0_wr_mask; wire [127:0] c3_p0_wr_data; wire [127:0] c3_p0_rd_data; wire c3_p0_rd_empty; wire c3_p0_cmd_full; wire c3_p0_wr_full; `endif wire phy_init_done; wire test_mem_ctrl; wire system_rdy; // ====================================== // Ethmac MII // ====================================== wire md_pad_i; wire md_pad_o; wire md_padoe_o; // ====================================== // Wishbone Buses // ====================================== localparam WB_MASTERS = 2; localparam WB_SLAVES = 9; `ifdef AMBER_A25_CORE localparam WB_DWIDTH = 128; localparam WB_SWIDTH = 16; `else localparam WB_DWIDTH = 32; localparam WB_SWIDTH = 4; `endif // Wishbone Master Buses wire [31:0] m_wb_adr [WB_MASTERS-1:0]; wire [WB_SWIDTH-1:0] m_wb_sel [WB_MASTERS-1:0]; wire [WB_MASTERS-1:0] m_wb_we ; wire [WB_DWIDTH-1:0] m_wb_dat_w [WB_MASTERS-1:0]; wire [WB_DWIDTH-1:0] m_wb_dat_r [WB_MASTERS-1:0]; wire [WB_MASTERS-1:0] m_wb_cyc ; wire [WB_MASTERS-1:0] m_wb_stb ; wire [WB_MASTERS-1:0] m_wb_ack ; wire [WB_MASTERS-1:0] m_wb_err ; // Wishbone Slave Buses wire [31:0] s_wb_adr [WB_SLAVES-1:0]; wire [WB_SWIDTH-1:0] s_wb_sel [WB_SLAVES-1:0]; wire [WB_SLAVES-1:0] s_wb_we ; wire [WB_DWIDTH-1:0] s_wb_dat_w [WB_SLAVES-1:0]; wire [WB_DWIDTH-1:0] s_wb_dat_r [WB_SLAVES-1:0]; wire [WB_SLAVES-1:0] s_wb_cyc ; wire [WB_SLAVES-1:0] s_wb_stb ; wire [WB_SLAVES-1:0] s_wb_ack ; wire [WB_SLAVES-1:0] s_wb_err ; wire [31:0] emm_wb_adr; wire [3:0] emm_wb_sel; wire emm_wb_we; wire [31:0] emm_wb_rdat; wire [31:0] emm_wb_wdat; wire emm_wb_cyc; wire emm_wb_stb; wire emm_wb_ack; wire emm_wb_err; wire [31:0] ems_wb_adr; wire [3:0] ems_wb_sel; wire ems_wb_we; wire [31:0] ems_wb_rdat; wire [31:0] ems_wb_wdat; wire ems_wb_cyc; wire ems_wb_stb; wire ems_wb_ack; wire ems_wb_err; // ====================================== // Interrupts // ====================================== wire amber_irq; wire amber_firq; wire ethmac_int; wire test_reg_irq; wire test_reg_firq; wire uart0_int; wire uart1_int; wire [2:0] timer_int; // ====================================== // Clocks and Resets Module // ====================================== clocks_resets u_clocks_resets ( .i_brd_rst ( brd_rst ), .i_brd_clk_n ( brd_clk_n ), .i_brd_clk_p ( brd_clk_p ), .i_ddr_calib_done ( phy_init_done ), .o_sys_rst ( sys_rst ), .o_sys_clk ( sys_clk ), .o_clk_200 ( clk_200 ) ); // ------------------------------------------------------------- // Instantiate Amber Processor Core // ------------------------------------------------------------- `ifdef AMBER_A25_CORE a25_core u_amber ( `else a23_core u_amber ( `endif .i_clk ( sys_clk ), .i_irq ( amber_irq ), .i_firq ( amber_firq ), .i_system_rdy ( system_rdy ), .o_wb_adr ( m_wb_adr [1] ), .o_wb_sel ( m_wb_sel [1] ), .o_wb_we ( m_wb_we [1] ), .i_wb_dat ( m_wb_dat_r[1] ), .o_wb_dat ( m_wb_dat_w[1] ), .o_wb_cyc ( m_wb_cyc [1] ), .o_wb_stb ( m_wb_stb [1] ), .i_wb_ack ( m_wb_ack [1] ), .i_wb_err ( m_wb_err [1] ) ); // ------------------------------------------------------------- // Instantiate B100 Ethernet MAC // ------------------------------------------------------------- eth_top u_eth_top ( .wb_clk_i ( sys_clk ), .wb_rst_i ( sys_rst ), // WISHBONE slave .wb_adr_i ( ems_wb_adr [11:2] ), .wb_sel_i ( ems_wb_sel ), .wb_we_i ( ems_wb_we ), .wb_cyc_i ( ems_wb_cyc ), .wb_stb_i ( ems_wb_stb ), .wb_ack_o ( ems_wb_ack ), .wb_dat_i ( ems_wb_wdat ), .wb_dat_o ( ems_wb_rdat ), .wb_err_o ( ems_wb_err ), // WISHBONE master .m_wb_adr_o ( emm_wb_adr ), .m_wb_sel_o ( emm_wb_sel ), .m_wb_we_o ( emm_wb_we ), .m_wb_dat_i ( emm_wb_rdat ), .m_wb_dat_o ( emm_wb_wdat ), .m_wb_cyc_o ( emm_wb_cyc ), .m_wb_stb_o ( emm_wb_stb ), .m_wb_ack_i ( emm_wb_ack ), .m_wb_err_i ( emm_wb_err ), // MAC to PHY I/F .mtx_clk_pad_i ( mtx_clk_pad_i ), .mtxd_pad_o ( mtxd_pad_o ), .mtxen_pad_o ( mtxen_pad_o ), .mtxerr_pad_o ( mtxerr_pad_o ), .mrx_clk_pad_i ( mrx_clk_pad_i ), .mrxd_pad_i ( mrxd_pad_i ), .mrxdv_pad_i ( mrxdv_pad_i ), .mrxerr_pad_i ( mrxerr_pad_i ), .mcoll_pad_i ( mcoll_pad_i ), .mcrs_pad_i ( mcrs_pad_i ), .md_pad_i ( md_pad_i ), .mdc_pad_o ( mdc_pad_o ), .md_pad_o ( md_pad_o ), .md_padoe_o ( md_padoe_o ), // Interrupt .int_o ( ethmac_int ) ); // ------------------------------------------------------------- // Instantiate Ethernet Control Interface tri-state buffer // ------------------------------------------------------------- `ifdef XILINX_FPGA IOBUF u_iobuf ( `else generic_iobuf u_iobuf ( `endif .O ( md_pad_i ), .IO ( md_pad_io ), .I ( md_pad_o ), // T is high for tri-state output .T ( ~md_padoe_o ) ); // Ethernet MII PHY reset //assign phy_reset_n = !sys_rst; // Halt core until system is ready assign system_rdy = phy_init_done && !sys_rst; // ------------------------------------------------------------- // Instantiate Boot Memory - 8KBytes of Embedded SRAM // ------------------------------------------------------------- generate if (WB_DWIDTH == 32) begin : boot_mem32 boot_mem32 u_boot_mem ( .i_wb_clk ( sys_clk ), .i_wb_adr ( s_wb_adr [1] ), .i_wb_sel ( s_wb_sel [1] ), .i_wb_we ( s_wb_we [1] ), .o_wb_dat ( s_wb_dat_r[1] ), .i_wb_dat ( s_wb_dat_w[1] ), .i_wb_cyc ( s_wb_cyc [1] ), .i_wb_stb ( s_wb_stb [1] ), .o_wb_ack ( s_wb_ack [1] ), .o_wb_err ( s_wb_err [1] ) ); end else begin : boot_mem128 boot_mem128 u_boot_mem ( .i_wb_clk ( sys_clk ), .i_wb_adr ( s_wb_adr [1] ), .i_wb_sel ( s_wb_sel [1] ), .i_wb_we ( s_wb_we [1] ), .o_wb_dat ( s_wb_dat_r[1] ), .i_wb_dat ( s_wb_dat_w[1] ), .i_wb_cyc ( s_wb_cyc [1] ), .i_wb_stb ( s_wb_stb [1] ), .o_wb_ack ( s_wb_ack [1] ), .o_wb_err ( s_wb_err [1] ) ); end endgenerate // ------------------------------------------------------------- // Instantiate UART0 // ------------------------------------------------------------- uart #( .WB_DWIDTH ( WB_DWIDTH ), .WB_SWIDTH ( WB_SWIDTH ) ) u_uart0 ( .i_clk ( sys_clk ), .o_uart_int ( uart0_int ), .i_uart_cts_n ( i_uart0_rts ), .o_uart_txd ( o_uart0_rx ), .o_uart_rts_n ( o_uart0_cts ), .i_uart_rxd ( i_uart0_tx ), .i_wb_adr ( s_wb_adr [3] ), .i_wb_sel ( s_wb_sel [3] ), .i_wb_we ( s_wb_we [3] ), .o_wb_dat ( s_wb_dat_r[3] ), .i_wb_dat ( s_wb_dat_w[3] ), .i_wb_cyc ( s_wb_cyc [3] ), .i_wb_stb ( s_wb_stb [3] ), .o_wb_ack ( s_wb_ack [3] ), .o_wb_err ( s_wb_err [3] ) ); // ------------------------------------------------------------- // Instantiate UART1 // ------------------------------------------------------------- uart #( .WB_DWIDTH ( WB_DWIDTH ), .WB_SWIDTH ( WB_SWIDTH ) ) u_uart1 ( .i_clk ( sys_clk ), .o_uart_int ( uart1_int ), // These are not connected. ONly pins for 1 UART // on my development board .i_uart_cts_n ( 1'd1 ), .o_uart_txd ( ), .o_uart_rts_n ( ), .i_uart_rxd ( 1'd1 ), .i_wb_adr ( s_wb_adr [4] ), .i_wb_sel ( s_wb_sel [4] ), .i_wb_we ( s_wb_we [4] ), .o_wb_dat ( s_wb_dat_r[4] ), .i_wb_dat ( s_wb_dat_w[4] ), .i_wb_cyc ( s_wb_cyc [4] ), .i_wb_stb ( s_wb_stb [4] ), .o_wb_ack ( s_wb_ack [4] ), .o_wb_err ( s_wb_err [4] ) ); // ------------------------------------------------------------- // Instantiate Test Module // - includes register used to terminate tests // ------------------------------------------------------------- test_module #( .WB_DWIDTH ( WB_DWIDTH ), .WB_SWIDTH ( WB_SWIDTH ) ) u_test_module ( .i_clk ( sys_clk ), .o_irq ( test_reg_irq ), .o_firq ( test_reg_firq ), .o_mem_ctrl ( test_mem_ctrl ), .i_wb_adr ( s_wb_adr [5] ), .i_wb_sel ( s_wb_sel [5] ), .i_wb_we ( s_wb_we [5] ), .o_wb_dat ( s_wb_dat_r[5] ), .i_wb_dat ( s_wb_dat_w[5] ), .i_wb_cyc ( s_wb_cyc [5] ), .i_wb_stb ( s_wb_stb [5] ), .o_wb_ack ( s_wb_ack [5] ), .o_wb_err ( s_wb_err [5] ), .o_led ( led ), .o_phy_rst_n ( phy_reset_n ) ); // ------------------------------------------------------------- // Instantiate Timer Module // ------------------------------------------------------------- timer_module #( .WB_DWIDTH ( WB_DWIDTH ), .WB_SWIDTH ( WB_SWIDTH ) ) u_timer_module ( .i_clk ( sys_clk ), // Interrupt outputs .o_timer_int ( timer_int ), // Wishbone interface .i_wb_adr ( s_wb_adr [6] ), .i_wb_sel ( s_wb_sel [6] ), .i_wb_we ( s_wb_we [6] ), .o_wb_dat ( s_wb_dat_r[6] ), .i_wb_dat ( s_wb_dat_w[6] ), .i_wb_cyc ( s_wb_cyc [6] ), .i_wb_stb ( s_wb_stb [6] ), .o_wb_ack ( s_wb_ack [6] ), .o_wb_err ( s_wb_err [6] ) ); // ------------------------------------------------------------- // Instantiate Interrupt Controller Module // ------------------------------------------------------------- interrupt_controller #( .WB_DWIDTH ( WB_DWIDTH ), .WB_SWIDTH ( WB_SWIDTH ) ) u_interrupt_controller ( .i_clk ( sys_clk ), // Interrupt outputs .o_irq ( amber_irq ), .o_firq ( amber_firq ), // Interrupt inputs .i_uart0_int ( uart0_int ), .i_uart1_int ( uart1_int ), .i_ethmac_int ( ethmac_int ), .i_test_reg_irq ( test_reg_irq ), .i_test_reg_firq ( test_reg_firq ), .i_tm_timer_int ( timer_int ), // Wishbone interface .i_wb_adr ( s_wb_adr [7] ), .i_wb_sel ( s_wb_sel [7] ), .i_wb_we ( s_wb_we [7] ), .o_wb_dat ( s_wb_dat_r[7] ), .i_wb_dat ( s_wb_dat_w[7] ), .i_wb_cyc ( s_wb_cyc [7] ), .i_wb_stb ( s_wb_stb [7] ), .o_wb_ack ( s_wb_ack [7] ), .o_wb_err ( s_wb_err [7] ) ); `ifndef XILINX_FPGA // ====================================== // Instantiate non-synthesizable main memory model // ====================================== assign phy_init_done = 1'd1; main_mem #( .WB_DWIDTH ( WB_DWIDTH ), .WB_SWIDTH ( WB_SWIDTH ) ) u_main_mem ( .i_clk ( sys_clk ), .i_mem_ctrl ( test_mem_ctrl ), .i_wb_adr ( s_wb_adr [2] ), .i_wb_sel ( s_wb_sel [2] ), .i_wb_we ( s_wb_we [2] ), .o_wb_dat ( s_wb_dat_r[2] ), .i_wb_dat ( s_wb_dat_w[2] ), .i_wb_cyc ( s_wb_cyc [2] ), .i_wb_stb ( s_wb_stb [2] ), .o_wb_ack ( s_wb_ack [2] ), .o_wb_err ( s_wb_err [2] ) ); `endif `ifdef XILINX_SPARTAN6_FPGA // ------------------------------------------------------------- // Instantiate Wishbone to Xilinx Spartan-6 DDR3 Bridge // ------------------------------------------------------------- // The clock crossing fifo for spartan-6 is build into the mcb wb_xs6_ddr3_bridge #( .WB_DWIDTH ( WB_DWIDTH ), .WB_SWIDTH ( WB_SWIDTH ) ) u_wb_xs6_ddr3_bridge( .i_clk ( sys_clk ), .o_cmd_en ( c3_p0_cmd_en ), .o_cmd_instr ( c3_p0_cmd_instr ), .o_cmd_byte_addr ( c3_p0_cmd_byte_addr ), .i_cmd_full ( c3_p0_cmd_full ), .i_wr_full ( c3_p0_wr_full ), .o_wr_en ( c3_p0_wr_en ), .o_wr_mask ( c3_p0_wr_mask ), .o_wr_data ( c3_p0_wr_data ), .i_rd_data ( c3_p0_rd_data ), .i_rd_empty ( c3_p0_rd_empty ), .i_mem_ctrl ( test_mem_ctrl ), .i_wb_adr ( s_wb_adr [2] ), .i_wb_sel ( s_wb_sel [2] ), .i_wb_we ( s_wb_we [2] ), .o_wb_dat ( s_wb_dat_r[2] ), .i_wb_dat ( s_wb_dat_w[2] ), .i_wb_cyc ( s_wb_cyc [2] ), .i_wb_stb ( s_wb_stb [2] ), .o_wb_ack ( s_wb_ack [2] ), .o_wb_err ( s_wb_err [2] ) ); // ------------------------------------------------------------- // Instantiate Xilinx Spartan-6 FPGA MCB-DDR3 Controller // ------------------------------------------------------------- ddr3 u_ddr3 ( // DDR3 signals .mcb3_dram_dq ( ddr3_dq ), .mcb3_dram_a ( ddr3_addr ), .mcb3_dram_ba ( ddr3_ba ), .mcb3_dram_ras_n ( ddr3_ras_n ), .mcb3_dram_cas_n ( ddr3_cas_n ), .mcb3_dram_we_n ( ddr3_we_n ), .mcb3_dram_odt ( ddr3_odt ), .mcb3_dram_reset_n ( ddr3_reset_n ), .mcb3_dram_cke ( ddr3_cke ), .mcb3_dram_udm ( ddr3_dm[1] ), .mcb3_dram_dm ( ddr3_dm[0] ), .mcb3_rzq ( mcb3_rzq ), // .mcb3_zio ( mcb3_zio ), .mcb3_dram_udqs ( ddr3_dqs_p[1] ), .mcb3_dram_dqs ( ddr3_dqs_p[0] ), .mcb3_dram_udqs_n ( ddr3_dqs_n[1] ), .mcb3_dram_dqs_n ( ddr3_dqs_n[0] ), .mcb3_dram_ck ( ddr3_ck_p ), .mcb3_dram_ck_n ( ddr3_ck_n ), .c3_sys_clk ( clk_200 ), .c3_sys_rst_i ( brd_rst ), // active-high .c3_clk0 ( ), .c3_rst0 ( ), .c3_calib_done ( phy_init_done ), .c3_p0_cmd_clk ( sys_clk ), .c3_p0_cmd_en ( c3_p0_cmd_en ), .c3_p0_cmd_instr ( c3_p0_cmd_instr ), .c3_p0_cmd_bl ( 6'd0 ), .c3_p0_cmd_byte_addr ( c3_p0_cmd_byte_addr ), .c3_p0_cmd_empty ( ), .c3_p0_cmd_full ( c3_p0_cmd_full ), .c3_p0_wr_clk ( sys_clk ), .c3_p0_wr_en ( c3_p0_wr_en ), .c3_p0_wr_mask ( c3_p0_wr_mask ), .c3_p0_wr_data ( c3_p0_wr_data ), .c3_p0_wr_full ( c3_p0_wr_full ), .c3_p0_wr_empty ( ), .c3_p0_wr_count ( ), .c3_p0_wr_underrun ( ), .c3_p0_wr_error ( ), .c3_p0_rd_clk ( sys_clk ), .c3_p0_rd_en ( 1'd1 ), .c3_p0_rd_data ( c3_p0_rd_data ), .c3_p0_rd_full ( ), .c3_p0_rd_empty ( c3_p0_rd_empty ), .c3_p0_rd_count ( ), .c3_p0_rd_overflow ( ), .c3_p0_rd_error ( ) ); `endif // ------------------------------------------------------------- // Instantiate Wishbone Arbiter // ------------------------------------------------------------- wishbone_arbiter #( .WB_DWIDTH ( WB_DWIDTH ), .WB_SWIDTH ( WB_SWIDTH ) ) u_wishbone_arbiter ( .i_wb_clk ( sys_clk ), // WISHBONE master 0 - Ethmac .i_m0_wb_adr ( m_wb_adr [0] ), .i_m0_wb_sel ( m_wb_sel [0] ), .i_m0_wb_we ( m_wb_we [0] ), .o_m0_wb_dat ( m_wb_dat_r [0] ), .i_m0_wb_dat ( m_wb_dat_w [0] ), .i_m0_wb_cyc ( m_wb_cyc [0] ), .i_m0_wb_stb ( m_wb_stb [0] ), .o_m0_wb_ack ( m_wb_ack [0] ), .o_m0_wb_err ( m_wb_err [0] ), // WISHBONE master 1 - Amber Process or .i_m1_wb_adr ( m_wb_adr [1] ), .i_m1_wb_sel ( m_wb_sel [1] ), .i_m1_wb_we ( m_wb_we [1] ), .o_m1_wb_dat ( m_wb_dat_r [1] ), .i_m1_wb_dat ( m_wb_dat_w [1] ), .i_m1_wb_cyc ( m_wb_cyc [1] ), .i_m1_wb_stb ( m_wb_stb [1] ), .o_m1_wb_ack ( m_wb_ack [1] ), .o_m1_wb_err ( m_wb_err [1] ), // WISHBONE slave 0 - Ethmac .o_s0_wb_adr ( s_wb_adr [0] ), .o_s0_wb_sel ( s_wb_sel [0] ), .o_s0_wb_we ( s_wb_we [0] ), .i_s0_wb_dat ( s_wb_dat_r [0] ), .o_s0_wb_dat ( s_wb_dat_w [0] ), .o_s0_wb_cyc ( s_wb_cyc [0] ), .o_s0_wb_stb ( s_wb_stb [0] ), .i_s0_wb_ack ( s_wb_ack [0] ), .i_s0_wb_err ( s_wb_err [0] ), // WISHBONE slave 1 - Boot Memory .o_s1_wb_adr ( s_wb_adr [1] ), .o_s1_wb_sel ( s_wb_sel [1] ), .o_s1_wb_we ( s_wb_we [1] ), .i_s1_wb_dat ( s_wb_dat_r [1] ), .o_s1_wb_dat ( s_wb_dat_w [1] ), .o_s1_wb_cyc ( s_wb_cyc [1] ), .o_s1_wb_stb ( s_wb_stb [1] ), .i_s1_wb_ack ( s_wb_ack [1] ), .i_s1_wb_err ( s_wb_err [1] ), // WISHBONE slave 2 - Main Memory .o_s2_wb_adr ( s_wb_adr [2] ), .o_s2_wb_sel ( s_wb_sel [2] ), .o_s2_wb_we ( s_wb_we [2] ), .i_s2_wb_dat ( s_wb_dat_r [2] ), .o_s2_wb_dat ( s_wb_dat_w [2] ), .o_s2_wb_cyc ( s_wb_cyc [2] ), .o_s2_wb_stb ( s_wb_stb [2] ), .i_s2_wb_ack ( s_wb_ack [2] ), .i_s2_wb_err ( s_wb_err [2] ), // WISHBONE slave 3 - UART 0 .o_s3_wb_adr ( s_wb_adr [3] ), .o_s3_wb_sel ( s_wb_sel [3] ), .o_s3_wb_we ( s_wb_we [3] ), .i_s3_wb_dat ( s_wb_dat_r [3] ), .o_s3_wb_dat ( s_wb_dat_w [3] ), .o_s3_wb_cyc ( s_wb_cyc [3] ), .o_s3_wb_stb ( s_wb_stb [3] ), .i_s3_wb_ack ( s_wb_ack [3] ), .i_s3_wb_err ( s_wb_err [3] ), // WISHBONE slave 4 - UART 1 .o_s4_wb_adr ( s_wb_adr [4] ), .o_s4_wb_sel ( s_wb_sel [4] ), .o_s4_wb_we ( s_wb_we [4] ), .i_s4_wb_dat ( s_wb_dat_r [4] ), .o_s4_wb_dat ( s_wb_dat_w [4] ), .o_s4_wb_cyc ( s_wb_cyc [4] ), .o_s4_wb_stb ( s_wb_stb [4] ), .i_s4_wb_ack ( s_wb_ack [4] ), .i_s4_wb_err ( s_wb_err [4] ), // WISHBONE slave 5 - Test Module .o_s5_wb_adr ( s_wb_adr [5] ), .o_s5_wb_sel ( s_wb_sel [5] ), .o_s5_wb_we ( s_wb_we [5] ), .i_s5_wb_dat ( s_wb_dat_r [5] ), .o_s5_wb_dat ( s_wb_dat_w [5] ), .o_s5_wb_cyc ( s_wb_cyc [5] ), .o_s5_wb_stb ( s_wb_stb [5] ), .i_s5_wb_ack ( s_wb_ack [5] ), .i_s5_wb_err ( s_wb_err [5] ), // WISHBONE slave 6 - Timer Module .o_s6_wb_adr ( s_wb_adr [6] ), .o_s6_wb_sel ( s_wb_sel [6] ), .o_s6_wb_we ( s_wb_we [6] ), .i_s6_wb_dat ( s_wb_dat_r [6] ), .o_s6_wb_dat ( s_wb_dat_w [6] ), .o_s6_wb_cyc ( s_wb_cyc [6] ), .o_s6_wb_stb ( s_wb_stb [6] ), .i_s6_wb_ack ( s_wb_ack [6] ), .i_s6_wb_err ( s_wb_err [6] ), // WISHBONE slave 7 - Interrupt Controller .o_s7_wb_adr ( s_wb_adr [7] ), .o_s7_wb_sel ( s_wb_sel [7] ), .o_s7_wb_we ( s_wb_we [7] ), .i_s7_wb_dat ( s_wb_dat_r [7] ), .o_s7_wb_dat ( s_wb_dat_w [7] ), .o_s7_wb_cyc ( s_wb_cyc [7] ), .o_s7_wb_stb ( s_wb_stb [7] ), .i_s7_wb_ack ( s_wb_ack [7] ), .i_s7_wb_err ( s_wb_err [7] ) ); ethmac_wb #( .WB_DWIDTH ( WB_DWIDTH ), .WB_SWIDTH ( WB_SWIDTH ) ) u_ethmac_wb ( // Wishbone arbiter side .o_m_wb_adr ( m_wb_adr [0] ), .o_m_wb_sel ( m_wb_sel [0] ), .o_m_wb_we ( m_wb_we [0] ), .i_m_wb_rdat ( m_wb_dat_r [0] ), .o_m_wb_wdat ( m_wb_dat_w [0] ), .o_m_wb_cyc ( m_wb_cyc [0] ), .o_m_wb_stb ( m_wb_stb [0] ), .i_m_wb_ack ( m_wb_ack [0] ), .i_m_wb_err ( m_wb_err [0] ), // Wishbone arbiter side .i_s_wb_adr ( s_wb_adr [0] ), .i_s_wb_sel ( s_wb_sel [0] ), .i_s_wb_we ( s_wb_we [0] ), .i_s_wb_cyc ( s_wb_cyc [0] ), .i_s_wb_stb ( s_wb_stb [0] ), .o_s_wb_ack ( s_wb_ack [0] ), .i_s_wb_wdat ( s_wb_dat_w [0] ), .o_s_wb_rdat ( s_wb_dat_r [0] ), .o_s_wb_err ( s_wb_err [0] ), // Ethmac side .i_m_wb_adr ( emm_wb_adr ), .i_m_wb_sel ( emm_wb_sel ), .i_m_wb_we ( emm_wb_we ), .o_m_wb_rdat ( emm_wb_rdat ), .i_m_wb_wdat ( emm_wb_wdat ), .i_m_wb_cyc ( emm_wb_cyc ), .i_m_wb_stb ( emm_wb_stb ), .o_m_wb_ack ( emm_wb_ack ), .o_m_wb_err ( emm_wb_err ), // Ethmac side .o_s_wb_adr ( ems_wb_adr ), .o_s_wb_sel ( ems_wb_sel ), .o_s_wb_we ( ems_wb_we ), .i_s_wb_rdat ( ems_wb_rdat ), .o_s_wb_wdat ( ems_wb_wdat ), .o_s_wb_cyc ( ems_wb_cyc ), .o_s_wb_stb ( ems_wb_stb ), .i_s_wb_ack ( ems_wb_ack ), .i_s_wb_err ( ems_wb_err ) ); endmodule
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