Subversion Repositories t400

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

--

-- $Id: t400_comp_pack-p.vhd,v 1.7 2006-06-05 20:31:56 arniml Exp $

--

-- Copyright (c) 2006, Arnim Laeuger (arniml@opencores.org)

--

-- All rights reserved

--

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

library ieee;

use ieee.std_logic_1164.all;

use work.t400_opt_pack.all;

use work.t400_pack.all;

package t400_comp_pack is

  component t400_clkgen

    generic (

      opt_ck_div_g : integer := t400_opt_ck_div_16_c

    );

    port (

      -- System Interface -----------------------------------------------------

      ck_i      : in  std_logic;

      ck_en_i   : in  boolean;

      por_i     : in  boolean;

      -- Clock Interface ------------------------------------------------------

      phi1_o    : out std_logic;

      out_en_o  : out boolean;

      in_en_o   : out boolean;

      icyc_en_o : out boolean

    );

  end component;

  component t400_reset

    port (

      -- System Interface -----------------------------------------------------

      ck_i      : in  std_logic;

      icyc_en_i : in  boolean;

      -- Reset Interface ------------------------------------------------------

      por_i     : in  boolean;

      reset_n_i : in  std_logic;

      res_o     : out boolean

    );

  end component;

  component t400_stack

    generic (

      opt_type_g : integer := t400_opt_type_420_c

    );

    port (

      -- System Interface -----------------------------------------------------

      ck_i    : in  std_logic;

      ck_en_i : in  boolean;

      por_i   : in  boolean;

      -- Stack Control Interface ----------------------------------------------

      op_i    : in  stack_op_t;

      -- Program Counter Interface --------------------------------------------

      pc_i    : in  pc_t;

      pc_o    : out pc_t

    );

  end component;

  component t400_pmem_ctrl

    generic (

      opt_type_g : integer := t400_opt_type_420_c

    );

    port (

      -- System Interface -----------------------------------------------------

      ck_i       : in  std_logic;

      ck_en_i    : in  boolean;

      por_i      : in  boolean;

      res_i      : in  boolean;

      a_i        : in  dw_t;

      m_i        : in  dw_t;

      -- Control Interface ----------------------------------------------------

      op_i       : in  pc_op_t;

      dec_data_i : in  dec_data_t;

      -- Stack Interface ------------------------------------------------------

      pc_o       : out pc_t;

      pc_i       : in  pc_t;

      -- Program Memory Interface ---------------------------------------------

      pm_addr_o  : out pc_t

    );

  end component;

  component t400_alu

    generic (

      opt_cko_g : integer := t400_opt_cko_crystal_c

    );

    port (

      -- System Interface -----------------------------------------------------

      ck_i       : in  std_logic;

      ck_en_i    : in  boolean;

      por_i      : in  boolean;

      res_i      : in  boolean;

      cko_i      : in  std_logic;

      -- Control Interface ----------------------------------------------------

      op_i       : in  alu_op_t;

      -- Data Interface -------------------------------------------------------

      m_i        : in  dw_t;

      dec_data_i : in  dec_data_t;

      q_low_i    : in  dw_t;

      b_i        : in  b_t;

      g_i        : in  dw_t;

      in_i       : in  dw_t;

      sio_i      : in  dw_t;

      a_o        : out dw_t;

      carry_o    : out std_logic;

      c_o        : out std_logic

    );

  end component;

  component t400_dmem_ctrl

    generic (

      opt_type_g : integer := t400_opt_type_420_c

    );

    port (

      -- System Interface -----------------------------------------------------

      ck_i       : in  std_logic;

      ck_en_i    : in  boolean;

      por_i      : in  boolean;

      res_i      : in  boolean;

      -- Control Interface ----------------------------------------------------

      dmem_op_i  : in  dmem_op_t;

      b_op_i     : in  b_op_t;

      dec_data_i : in  dec_data_t;

      a_i        : in  dw_t;

      q_high_i   : in  dw_t;

      b_o        : out b_t;

      -- Data Memory Interface ------------------------------------------------

      dm_addr_o  : out dm_addr_t;

      dm_data_i  : in  dw_t;

      dm_data_o  : out dw_t;

      dm_we_o    : out std_logic

    );

  end component;

  component t400_opc_table

    generic (

      opt_type_g   : integer := t400_opt_type_420_c

    );

    port (

      opcode_i     : in  byte_t;

      mnemonic_o   : out mnemonic_t;

      multi_byte_o : out boolean

    );

  end component;

  component t400_decoder

    generic (

      opt_type_g : integer := t400_opt_type_420_c

    );

    port (

      -- System Interface -----------------------------------------------------

      ck_i       : in  std_logic;

      ck_en_i    : in  boolean;

      por_i      : in  boolean;

      res_i      : in  boolean;

      out_en_i   : in  boolean;

      in_en_i    : in  boolean;

      icyc_en_i  : in  boolean;

      -- Module Control Interface ---------------------------------------------

      pc_op_o    : out pc_op_t;

      stack_op_o : out stack_op_t;

      dmem_op_o  : out dmem_op_t;

      b_op_o     : out b_op_t;

      skip_op_o  : out skip_op_t;

      alu_op_o   : out alu_op_t;

      io_l_op_o  : out io_l_op_t;

      io_d_op_o  : out io_d_op_t;

      io_g_op_o  : out io_g_op_t;

      io_in_op_o : out io_in_op_t;

      sio_op_o   : out sio_op_t;

      dec_data_o : out dec_data_t;

      en_o       : out dw_t;

      -- Skip Interface -------------------------------------------------------

      skip_i     : in  boolean;

      skip_lbi_i : in  boolean;

      is_lbi_o   : out boolean;

      int_i      : in  boolean;

      -- Program Memory Interface ---------------------------------------------

      pm_addr_i  : in  pc_t;

      pm_data_i  : in  byte_t

    );

  end component;

  component t400_skip

    generic (

      opt_type_g : integer := t400_opt_type_420_c

    );

    port (

      -- System Interface -----------------------------------------------------

      ck_i       : in  std_logic;

      ck_en_i    : in  boolean;

      por_i      : in  boolean;

      res_i      : in  boolean;

      -- Control Interface ----------------------------------------------------

      op_i       : in  skip_op_t;

      dec_data_i : in  dec_data_t;

      carry_i    : in  std_logic;

      c_i        : in  std_logic;

      bd_i       : in  dw_t;

      is_lbi_i   : in  boolean;

      skip_o     : out boolean;

      skip_lbi_o : out boolean;

      -- Data Interface -------------------------------------------------------

      a_i        : in  dw_t;

      m_i        : in  dw_t;

      g_i        : in  dw_t;

      tim_c_i    : in  boolean

    );

  end component;

  component t400_io_l

    generic (

      opt_out_type_7_g : integer := t400_opt_out_type_std_c;

      opt_out_type_6_g : integer := t400_opt_out_type_std_c;

      opt_out_type_5_g : integer := t400_opt_out_type_std_c;

      opt_out_type_4_g : integer := t400_opt_out_type_std_c;

      opt_out_type_3_g : integer := t400_opt_out_type_std_c;

      opt_out_type_2_g : integer := t400_opt_out_type_std_c;

      opt_out_type_1_g : integer := t400_opt_out_type_std_c;

      opt_out_type_0_g : integer := t400_opt_out_type_std_c;

      opt_microbus_g   : integer := t400_opt_no_microbus_c

    );

    port (

      -- System Interface -----------------------------------------------------

      ck_i      : in  std_logic;

      ck_en_i   : in  boolean;

      por_i     : in  boolean;

      in_en_i   : in  boolean;

      -- Control Interface ----------------------------------------------------

      op_i      : in  io_l_op_t;

      en2_i     : in  std_logic;

      m_i       : in  dw_t;

      a_i       : in  dw_t;

      pm_data_i : in  byte_t;

      q_o       : out byte_t;

      -- Microbus Interface ---------------------------------------------------

      cs_n_i    : in  std_logic;

      rd_n_i    : in  std_logic;

      wr_n_i    : in  std_logic;

      -- Port L Interface -----------------------------------------------------

      io_l_i    : in  byte_t;

      io_l_o    : out byte_t;

      io_l_en_o : out byte_t

    );

  end component;

  component t400_io_d

    generic (

      opt_out_type_3_g : integer := t400_opt_out_type_std_c;

      opt_out_type_2_g : integer := t400_opt_out_type_std_c;

      opt_out_type_1_g : integer := t400_opt_out_type_std_c;

      opt_out_type_0_g : integer := t400_opt_out_type_std_c

    );

    port (

      -- System Interface -----------------------------------------------------

      ck_i      : in  std_logic;

      ck_en_i   : in  boolean;

      por_i     : in  boolean;

      res_i     : in  boolean;

      -- Control Interface ----------------------------------------------------

      op_i      : in  io_d_op_t;

      bd_i      : in  bd_t;

      -- Port D Interface -----------------------------------------------------

      io_d_o    : out dw_t;

      io_d_en_o : out dw_t

    );

  end component;

  component t400_io_g

    generic (

      opt_out_type_3_g : integer := t400_opt_out_type_std_c;

      opt_out_type_2_g : integer := t400_opt_out_type_std_c;

      opt_out_type_1_g : integer := t400_opt_out_type_std_c;

      opt_out_type_0_g : integer := t400_opt_out_type_std_c;

      opt_microbus_g   : integer := t400_opt_no_microbus_c

    );

    port (

      -- System Interface -----------------------------------------------------

      ck_i       : in  std_logic;

      ck_en_i    : in  boolean;

      por_i      : in  boolean;

      res_i      : in  boolean;

      cs_n_i     : in  std_logic;

      wr_n_i     : in  std_logic;

      -- Control Interface ----------------------------------------------------

      op_i       : in  io_g_op_t;

      m_i        : in  dw_t;

      dec_data_i : in  dec_data_t;

      -- Port G Interface -----------------------------------------------------

      io_g_o     : out dw_t;

      io_g_en_o  : out dw_t

    );

  end component;

  component t400_io_in

    port (

      -- System Interface -----------------------------------------------------

      ck_i      : in  std_logic;

      ck_en_i   : in  boolean;

      por_i     : in  boolean;

      icyc_en_i : in boolean;

      in_en_i   : in  boolean;

      -- Control Interface ----------------------------------------------------

      op_i      : in  io_in_op_t;

      en1_i     : in  std_logic;

      -- Port Interface -------------------------------------------------------

      io_in_i   : in  dw_t;

      in_o      : out dw_t;

      int_o     : out boolean

    );

  end component;

  component t400_sio

    generic (

      opt_so_output_type_g : integer := t400_opt_out_type_std_c;

      opt_sk_output_type_g : integer := t400_opt_out_type_std_c

    );

    port (

      -- System Interface -----------------------------------------------------

      ck_i       : in  std_logic;

      ck_en_i    : in  boolean;

      por_i      : in  boolean;

      res_i      : in  boolean;

      phi1_i     : in  std_logic;

      out_en_i   : in  boolean;

      in_en_i    : in  boolean;

      -- Control Interface ----------------------------------------------------

      op_i       : in  sio_op_t;

      en0_i      : in  std_logic;

      en3_i      : in  std_logic;

      -- SIO Interface --------------------------------------------------------

      a_i        : in  dw_t;

      c_i        : in  std_logic;

      sio_o      : out dw_t;

      -- Pad Interface --------------------------------------------------------

      si_i       : in  std_logic;

      so_o       : out std_logic;

      so_en_o    : out std_logic;

      sk_o       : out std_logic;

      sk_en_o    : out std_logic

    );

  end component;

  component t400_timer

    port (

      -- System Interface -----------------------------------------------------

      ck_i      : in  std_logic;

      ck_en_i   : in  boolean;

      por_i     : in  boolean;

      icyc_en_i : in  boolean;

      -- Skip Interface -------------------------------------------------------

      op_i      : in  skip_op_t;

      c_o       : out boolean

    );

  end component;

end t400_comp_pack;

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

-- File History:

--

-- $Log: not supported by cvs2svn $

-- Revision 1.6  2006/06/05 14:20:34  arniml

-- interface comments added

--

-- Revision 1.5  2006/05/27 19:11:33  arniml

-- updates for interrupt support

--

-- Revision 1.4  2006/05/22 00:03:08  arniml

-- io_in added

--

-- Revision 1.3  2006/05/21 21:47:40  arniml

-- route cko to ALU for INIL instruction

--

-- Revision 1.2  2006/05/20 02:48:17  arniml

-- timer module included

--

-- Revision 1.1.1.1  2006/05/06 01:56:44  arniml

-- import from local CVS repository, LOC_CVS_0_1

--

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