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-- ZPU
--
-- Copyright 2004-2008 oharboe - yvind Harboe - oyvind.harboe@zylin.com
--
-- The FreeBSD license
--
-- Redistribution and use in source and binary forms, with or without
-- modification, are permitted provided that the following conditions
-- are met:
--
-- 1. Redistributions of source code must retain the above copyright
-- notice, this list of conditions and the following disclaimer.
-- 2. 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.
--
-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``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
-- ZPU PROJECT 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.
--
-- The views and conclusions contained in the software and documentation
-- are those of the authors and should not be interpreted as representing
-- official policies, either expressed or implied, of the ZPU Project.
library IEEE;
use IEEE.STD_LOGIC_1164.all;
use IEEE.STD_LOGIC_UNSIGNED.ALL;
package wishbone_pkg is
type wishbone_bus_in is record
adr : std_logic_vector(15 downto 0);
sel : std_logic_vector(3 downto 0);
we : std_logic;
dat : std_logic_vector(31 downto 0); -- Note! Data written with 'we'
cyc : std_logic;
stb : std_logic;
end record;
type wishbone_bus_out is record
dat : std_logic_vector(31 downto 0);
ack : std_logic;
end record;
type wishbone_bus is record
insig : wishbone_bus_in;
outsig : wishbone_bus_out;
end record;
component atomic32_access is
port ( cpu_clk : in std_logic;
areset : in std_logic;
-- Wishbone from CPU interface
wb_16_i : in wishbone_bus_in;
wb_16_o : out wishbone_bus_out;
-- Wishbone to FPGA registers and ethernet core
wb_32_i : in wishbone_bus_out;
wb_32_o : out wishbone_bus_in);
end component;
component eth_access_corr is
port ( cpu_clk : in std_logic;
areset : in std_logic;
-- Wishbone from Wishbone MUX
eth_raw_o : out wishbone_bus_out;
eth_raw_i : in wishbone_bus_in;
-- Wishbone ethernet core
eth_slave_i : in wishbone_bus_out;
eth_slave_o : out wishbone_bus_in);
end component;
end wishbone_pkg;
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