Subversion Repositories riscv_vhdl

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--! @file

--! @copyright  Copyright 2015 GNSS Sensor Ltd. All right reserved.

--! @author     Sergey Khabarov - sergeykhbr@gmail.com

--! @brief      Technology specific Galileo PRN ROM codes

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library ieee;

use ieee.std_logic_1164.all;

library commonlib;

use commonlib.types_common.all;

library techmap;

use techmap.gencomp.all;

use techmap.types_mem.all;

entity RomPrn_tech is

generic (

    generic_tech    : integer := 0

);

port (

    i_clk       : in std_logic;

    i_address   : in std_logic_vector(12 downto 0);

    o_data      : out std_logic_vector(31 downto 0)

);

end;

architecture rtl of RomPrn_tech is

component RomPrn_inferred is

  port (

    clk     : in  std_ulogic;

    inAdr   : in  std_logic_vector(12 downto 0);

    outData : out std_logic_vector(31 downto 0)

  );

end component;

component RomPrn_micron180 is

  port (

    i_clk       : in std_logic;

    i_address   : in std_logic_vector(12 downto 0);

    o_data      : out std_logic_vector(31 downto 0)

  );

end component;

begin

  genrom0 : if generic_tech = inferred or is_fpga(generic_tech) /= 0 generate

      romprn_infer : RomPrn_inferred port map

      (

        i_clk,

        i_address,

        o_data

      );

  end generate;

  genrom1 : if generic_tech = micron180 generate

      romprn_micr : RomPrn_micron180 port map

      (

        i_clk,

        i_address,

        o_data

      );

  end generate;

end;