Subversion Repositories mips_enhanced

----------------------------------------------------------------------------

--  This file is a part of the GRLIB VHDL IP LIBRARY

--  Copyright (C) 2004 GAISLER RESEARCH

--

--  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

--  the Free Software Foundation; either version 2 of the License, or

--  (at your option) any later version.

--

--  See the file COPYING for the full details of the license.

--

-----------------------------------------------------------------------------

-- package:     gpio

-- File:        gpio.vhd

-- Author:      Antti Lukats, OpenChip

-- Description: GPIO types and components

------------------------------------------------------------------------------

library ieee;

use ieee.std_logic_1164.all;

library grlib;

use grlib.amba.all;

package gpio is

type gpio_in_type is record

  d_in          : std_logic_vector(31 downto 0);

end record;

type gpio_out_type is record

  d_out         : std_logic_vector(31 downto 0);

  t_out         : std_logic_vector(31 downto 0);

end record;

component apbgpio

  generic (

    pindex  : integer := 0;

    paddr   : integer := 0;

    pmask   : integer := 16#fff#;

    pirq    : integer := 0);

  port (

    rst     : in  std_ulogic;

    clk     : in  std_ulogic;

    apbi    : in  apb_slv_in_type;

    apbo    : out apb_slv_out_type;

    gpioi   : in  gpio_in_type;

    gpioo   : out gpio_out_type);

end component;

end;