Subversion Repositories mips_enhanced

library ieee;

use ieee.std_logic_1164.all;

library grlib;

use grlib.amba.all;

package hpi is

  component ahb2hpi2

    generic (

      counter_width : integer;

      data_width    : integer;

      address_width : integer;

      hindex        : integer;

      haddr         : integer;

      hmask         : integer);

    port (

      HCLK      : in  std_ulogic;

      HRESETn   : in  std_ulogic;

      ahbso     : out ahb_slv_out_type;

      ahbsi     : in  ahb_slv_in_type;

      ADDR      : out std_logic_vector(address_width-1 downto 0);

      WDATA     : out std_logic_vector(data_width-1 downto 0);

      RDATA     : in  std_logic_vector(data_width-1 downto 0);

      nCS       : out std_ulogic;

      nWR       : out std_ulogic;

      nRD       : out std_ulogic;

      INT       : in  std_ulogic;

      drive_bus : out std_ulogic;

      dbg_equal : out std_ulogic);

  end component;

  component hpi_ram

    generic (

      abits : integer;

      dbits : integer);

    port (

      clk     : in  std_ulogic;

      address : in  std_logic_vector(1 downto 0);

      datain  : in  std_logic_vector(dbits-1 downto 0);

      dataout : out std_logic_vector(dbits-1 downto 0);

      writen  : in  std_ulogic;

      readn   : in  std_ulogic;

      csn     : in  std_ulogic);

  end component;

end package hpi;