jens
d61b3c2e0c
git-svn-id: http://moon:8086/svn/vhdl/trunk@1416 cc03376c-175c-47c8-b038-4cd826a8556b
107 lines
3.5 KiB
VHDL
107 lines
3.5 KiB
VHDL
--
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-- EMBEDDED_KCPSM3.VHD
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--
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-- Ken Chapman - Xilinx Ltd - 3rd June 2003
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--
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-- This file instantiates the KCPSM3 processor macro and connects the
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-- program ROM.
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--
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-- NOTE: The name of the program ROM will probably need to be changed to
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-- reflect the name of the program (PSM) file applied to the assembler.
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--
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------------------------------------------------------------------------------------
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--
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-- Standard IEEE libraries
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--
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library IEEE;
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use IEEE.STD_LOGIC_1164.ALL;
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use IEEE.STD_LOGIC_ARITH.ALL;
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use IEEE.STD_LOGIC_UNSIGNED.ALL;
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--
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------------------------------------------------------------------------------------
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--
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--
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entity embedded_kcpsm3 is
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Port ( port_id : out std_logic_vector(7 downto 0);
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write_strobe : out std_logic;
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read_strobe : out std_logic;
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out_port : out std_logic_vector(7 downto 0);
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in_port : in std_logic_vector(7 downto 0);
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interrupt : in std_logic;
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interrupt_ack : out std_logic;
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reset : in std_logic;
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clk : in std_logic);
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end embedded_kcpsm3;
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--
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------------------------------------------------------------------------------------
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--
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-- Start of test achitecture
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--
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architecture connectivity of embedded_kcpsm3 is
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--
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------------------------------------------------------------------------------------
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--
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-- declaration of KCPSM3
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--
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component kcpsm3
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Port ( address : out std_logic_vector(9 downto 0);
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instruction : in std_logic_vector(17 downto 0);
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port_id : out std_logic_vector(7 downto 0);
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write_strobe : out std_logic;
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out_port : out std_logic_vector(7 downto 0);
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read_strobe : out std_logic;
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in_port : in std_logic_vector(7 downto 0);
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interrupt : in std_logic;
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interrupt_ack : out std_logic;
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reset : in std_logic;
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clk : in std_logic);
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end component;
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--
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-- declaration of program ROM
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--
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component prog_rom
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Port ( address : in std_logic_vector(9 downto 0);
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instruction : out std_logic_vector(17 downto 0);
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clk : in std_logic);
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end component;
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--
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------------------------------------------------------------------------------------
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--
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-- Signals used to connect KCPSM3 to program ROM
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--
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signal address : std_logic_vector(9 downto 0);
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signal instruction : std_logic_vector(17 downto 0);
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--
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------------------------------------------------------------------------------------
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--
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-- Start of test circuit description
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--
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begin
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processor: kcpsm3
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port map( address => address,
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instruction => instruction,
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port_id => port_id,
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write_strobe => write_strobe,
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out_port => out_port,
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read_strobe => read_strobe,
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in_port => in_port,
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interrupt => interrupt,
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interrupt_ack => interrupt_ack,
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reset => reset,
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clk => clk);
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program: prog_rom
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port map( address => address,
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instruction => instruction,
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clk => clk);
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end connectivity;
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------------------------------------------------------------------------------------
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--
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-- END OF FILE EMBEDDED_KCPSM3.VHD
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--
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------------------------------------------------------------------------------------
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