From: Sebastien Bourdeauducq Date: Sat, 28 Jan 2012 22:18:21 +0000 (+0100) Subject: examples/wb_intercon: update to new APIs X-Git-Tag: 24jan2021_ls180~2099^2~1045 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=3143608e0a6b27edf7376165737d5d0dd9f994fd;p=litex.git examples/wb_intercon: update to new APIs --- diff --git a/examples/wb_intercon/intercon_conv.py b/examples/wb_intercon/intercon_conv.py index 11f863cd..277bf82d 100644 --- a/examples/wb_intercon/intercon_conv.py +++ b/examples/wb_intercon/intercon_conv.py @@ -1,10 +1,10 @@ from migen.fhdl import verilog from migen.bus import wishbone -m1 = wishbone.Master("m1") -m2 = wishbone.Master("m2") -s1 = wishbone.Slave("s1") -s2 = wishbone.Slave("s2") +m1 = wishbone.Master() +m2 = wishbone.Master() +s1 = wishbone.Slave() +s2 = wishbone.Slave() wishbonecon0 = wishbone.InterconnectShared( [m1, m2], [(0, s1), (1, s2)], diff --git a/examples/wb_intercon/master.v b/examples/wb_intercon/master.v index 6698e69d..b8d92e89 100644 --- a/examples/wb_intercon/master.v +++ b/examples/wb_intercon/master.v @@ -26,7 +26,7 @@ module master #( output reg [31:0] dat_w, input [31:0] dat_r, - output reg [31:0] adr, + output reg [29:0] adr, output reg we, output reg [3:0] sel, output cyc, @@ -66,7 +66,7 @@ always @(posedge sys_clk) begin active <= 1'b0; end else if(~active) begin if(($random % p) == 0) begin - adr <= (($random % 5)<< (32-2)) + id; + adr <= (($random % 5) << (30-2)) + id; sel <= sel + 1; active <= 1'b1; if(($random % 2) == 0) begin diff --git a/examples/wb_intercon/slave.v b/examples/wb_intercon/slave.v index 5ce20891..6bd3ee34 100644 --- a/examples/wb_intercon/slave.v +++ b/examples/wb_intercon/slave.v @@ -24,7 +24,7 @@ module slave #( input [31:0] dat_w, output reg [31:0] dat_r, - input [31:0] adr, + input [29:0] adr, input we, input [3:0] sel, input cyc, diff --git a/examples/wb_intercon/tb_intercon.v b/examples/wb_intercon/tb_intercon.v index 5a0099da..b424ebad 100644 --- a/examples/wb_intercon/tb_intercon.v +++ b/examples/wb_intercon/tb_intercon.v @@ -1,6 +1,6 @@ /* * Milkymist SoC - * Copyright (C) 2007, 2008, 2009, 2011 Sebastien Bourdeauducq + * Copyright (C) 2007, 2008, 2009, 2011, 2012 Sebastien Bourdeauducq * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -23,54 +23,54 @@ reg sys_clk; //------------------------------------------------------------------ // Wishbone master wires //------------------------------------------------------------------ -wire [31:0] wishbone_m1_adr, - wishbone_m2_adr; +wire [29:0] m1_wishbone_adr, + m2_wishbone_adr; -wire [31:0] wishbone_m1_dat_r, - wishbone_m1_dat_w, - wishbone_m2_dat_r, - wishbone_m2_dat_w; +wire [31:0] m1_wishbone_dat_r, + m1_wishbone_dat_w, + m2_wishbone_dat_r, + m2_wishbone_dat_w; -wire [3:0] wishbone_m1_sel, - wishbone_m2_sel; +wire [3:0] m1_wishbone_sel, + m2_wishbone_sel; -wire wishbone_m1_we, - wishbone_m2_we; +wire m1_wishbone_we, + m2_wishbone_we; -wire wishbone_m1_cyc, - wishbone_m2_cyc; +wire m1_wishbone_cyc, + m2_wishbone_cyc; -wire wishbone_m1_stb, - wishbone_m2_stb; +wire m1_wishbone_stb, + m2_wishbone_stb; -wire wishbone_m1_ack, - wishbone_m2_ack; +wire m1_wishbone_ack, + m2_wishbone_ack; //------------------------------------------------------------------ // Wishbone slave wires //------------------------------------------------------------------ -wire [31:0] wishbone_s1_adr, - wishbone_s2_adr; +wire [29:0] s1_wishbone_adr, + s2_wishbone_adr; -wire [31:0] wishbone_s1_dat_r, - wishbone_s1_dat_w, - wishbone_s2_dat_r, - wishbone_s2_dat_w; +wire [31:0] s1_wishbone_dat_r, + s1_wishbone_dat_w, + s2_wishbone_dat_r, + s2_wishbone_dat_w; -wire [3:0] wishbone_s1_sel, - wishbone_s2_sel; +wire [3:0] s1_wishbone_sel, + s2_wishbone_sel; -wire wishbone_s1_we, - wishbone_s2_we; +wire s1_wishbone_we, + s2_wishbone_we; -wire wishbone_s1_cyc, - wishbone_s2_cyc; +wire s1_wishbone_cyc, + s2_wishbone_cyc; -wire wishbone_s1_stb, - wishbone_s2_stb; +wire s1_wishbone_stb, + s2_wishbone_stb; -wire wishbone_s1_ack, - wishbone_s2_ack; +wire s1_wishbone_ack, + s2_wishbone_ack; //--------------------------------------------------------------------------- // Wishbone switch @@ -80,84 +80,84 @@ intercon dut( .sys_rst(sys_rst), // Master 0 - .wishbone_m1_dat_o(wishbone_m1_dat_w), - .wishbone_m1_dat_i(wishbone_m1_dat_r), - .wishbone_m1_adr_o(wishbone_m1_adr), - .wishbone_m1_we_o(wishbone_m1_we), - .wishbone_m1_sel_o(wishbone_m1_sel), - .wishbone_m1_cyc_o(wishbone_m1_cyc), - .wishbone_m1_stb_o(wishbone_m1_stb), - .wishbone_m1_ack_i(wishbone_m1_ack), + .m1_wishbone_dat_o(m1_wishbone_dat_w), + .m1_wishbone_dat_i(m1_wishbone_dat_r), + .m1_wishbone_adr_o(m1_wishbone_adr), + .m1_wishbone_we_o(m1_wishbone_we), + .m1_wishbone_sel_o(m1_wishbone_sel), + .m1_wishbone_cyc_o(m1_wishbone_cyc), + .m1_wishbone_stb_o(m1_wishbone_stb), + .m1_wishbone_ack_i(m1_wishbone_ack), // Master 1 - .wishbone_m2_dat_o(wishbone_m2_dat_w), - .wishbone_m2_dat_i(wishbone_m2_dat_r), - .wishbone_m2_adr_o(wishbone_m2_adr), - .wishbone_m2_we_o(wishbone_m2_we), - .wishbone_m2_sel_o(wishbone_m2_sel), - .wishbone_m2_cyc_o(wishbone_m2_cyc), - .wishbone_m2_stb_o(wishbone_m2_stb), - .wishbone_m2_ack_i(wishbone_m2_ack), + .m2_wishbone_dat_o(m2_wishbone_dat_w), + .m2_wishbone_dat_i(m2_wishbone_dat_r), + .m2_wishbone_adr_o(m2_wishbone_adr), + .m2_wishbone_we_o(m2_wishbone_we), + .m2_wishbone_sel_o(m2_wishbone_sel), + .m2_wishbone_cyc_o(m2_wishbone_cyc), + .m2_wishbone_stb_o(m2_wishbone_stb), + .m2_wishbone_ack_i(m2_wishbone_ack), // Slave 0 - .wishbone_s1_dat_o(wishbone_s1_dat_r), - .wishbone_s1_dat_i(wishbone_s1_dat_w), - .wishbone_s1_adr_i(wishbone_s1_adr), - .wishbone_s1_sel_i(wishbone_s1_sel), - .wishbone_s1_we_i(wishbone_s1_we), - .wishbone_s1_cyc_i(wishbone_s1_cyc), - .wishbone_s1_stb_i(wishbone_s1_stb), - .wishbone_s1_ack_o(wishbone_s1_ack), + .s1_wishbone_dat_o(s1_wishbone_dat_r), + .s1_wishbone_dat_i(s1_wishbone_dat_w), + .s1_wishbone_adr_i(s1_wishbone_adr), + .s1_wishbone_sel_i(s1_wishbone_sel), + .s1_wishbone_we_i(s1_wishbone_we), + .s1_wishbone_cyc_i(s1_wishbone_cyc), + .s1_wishbone_stb_i(s1_wishbone_stb), + .s1_wishbone_ack_o(s1_wishbone_ack), // Slave 1 - .wishbone_s2_dat_o(wishbone_s2_dat_r), - .wishbone_s2_dat_i(wishbone_s2_dat_w), - .wishbone_s2_adr_i(wishbone_s2_adr), - .wishbone_s2_sel_i(wishbone_s2_sel), - .wishbone_s2_we_i(wishbone_s2_we), - .wishbone_s2_cyc_i(wishbone_s2_cyc), - .wishbone_s2_stb_i(wishbone_s2_stb), - .wishbone_s2_ack_o(wishbone_s2_ack) + .s2_wishbone_dat_o(s2_wishbone_dat_r), + .s2_wishbone_dat_i(s2_wishbone_dat_w), + .s2_wishbone_adr_i(s2_wishbone_adr), + .s2_wishbone_sel_i(s2_wishbone_sel), + .s2_wishbone_we_i(s2_wishbone_we), + .s2_wishbone_cyc_i(s2_wishbone_cyc), + .s2_wishbone_stb_i(s2_wishbone_stb), + .s2_wishbone_ack_o(s2_wishbone_ack) ); //--------------------------------------------------------------------------- // Masters //--------------------------------------------------------------------------- -wire wishbone_m1_end; +wire m1_wishbone_end; master #( .id(0) ) m0 ( .sys_clk(sys_clk), .sys_rst(sys_rst), - .dat_w(wishbone_m1_dat_w), - .dat_r(wishbone_m1_dat_r), - .adr(wishbone_m1_adr), - .we(wishbone_m1_we), - .sel(wishbone_m1_sel), - .cyc(wishbone_m1_cyc), - .stb(wishbone_m1_stb), - .ack(wishbone_m1_ack), + .dat_w(m1_wishbone_dat_w), + .dat_r(m1_wishbone_dat_r), + .adr(m1_wishbone_adr), + .we(m1_wishbone_we), + .sel(m1_wishbone_sel), + .cyc(m1_wishbone_cyc), + .stb(m1_wishbone_stb), + .ack(m1_wishbone_ack), - .tend(wishbone_m1_end) + .tend(m1_wishbone_end) ); -wire wishbone_m2_end; +wire m2_wishbone_end; master #( .id(1) ) m1 ( .sys_clk(sys_clk), .sys_rst(sys_rst), - .dat_w(wishbone_m2_dat_w), - .dat_r(wishbone_m2_dat_r), - .adr(wishbone_m2_adr), - .we(wishbone_m2_we), - .sel(wishbone_m2_sel), - .cyc(wishbone_m2_cyc), - .stb(wishbone_m2_stb), - .ack(wishbone_m2_ack), + .dat_w(m2_wishbone_dat_w), + .dat_r(m2_wishbone_dat_r), + .adr(m2_wishbone_adr), + .we(m2_wishbone_we), + .sel(m2_wishbone_sel), + .cyc(m2_wishbone_cyc), + .stb(m2_wishbone_stb), + .ack(m2_wishbone_ack), - .tend(wishbone_m2_end) + .tend(m2_wishbone_end) ); //--------------------------------------------------------------------------- @@ -170,14 +170,14 @@ slave #( .sys_clk(sys_clk), .sys_rst(sys_rst), - .dat_w(wishbone_s1_dat_w), - .dat_r(wishbone_s1_dat_r), - .adr(wishbone_s1_adr), - .we(wishbone_s1_we), - .sel(wishbone_s1_sel), - .cyc(wishbone_s1_cyc), - .stb(wishbone_s1_stb), - .ack(wishbone_s1_ack) + .dat_w(s1_wishbone_dat_w), + .dat_r(s1_wishbone_dat_r), + .adr(s1_wishbone_adr), + .we(s1_wishbone_we), + .sel(s1_wishbone_sel), + .cyc(s1_wishbone_cyc), + .stb(s1_wishbone_stb), + .ack(s1_wishbone_ack) ); slave #( @@ -186,20 +186,20 @@ slave #( .sys_clk(sys_clk), .sys_rst(sys_rst), - .dat_w(wishbone_s2_dat_w), - .dat_r(wishbone_s2_dat_r), - .adr(wishbone_s2_adr), - .we(wishbone_s2_we), - .sel(wishbone_s2_sel), - .cyc(wishbone_s2_cyc), - .stb(wishbone_s2_stb), - .ack(wishbone_s2_ack) + .dat_w(s2_wishbone_dat_w), + .dat_r(s2_wishbone_dat_r), + .adr(s2_wishbone_adr), + .we(s2_wishbone_we), + .sel(s2_wishbone_sel), + .cyc(s2_wishbone_cyc), + .stb(s2_wishbone_stb), + .ack(s2_wishbone_ack) ); initial sys_clk = 1'b0; always #5 sys_clk = ~sys_clk; -wire all_end = wishbone_m1_end & wishbone_m2_end; +wire all_end = m1_wishbone_end & m2_wishbone_end; always begin $dumpfile("intercon.vcd");