| Line 4... |
Line 4... |
-------------------------------------------------------------------------------
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-------------------------------------------------------------------------------
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-- File : address_lut.vhd
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-- File : address_lut.vhd
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-- Author : Lasse Lehtonen
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-- Author : Lasse Lehtonen
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-- Company :
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-- Company :
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-- Created : 2011-01-12
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-- Created : 2011-01-12
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-- Last update: 2012-03-19
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-- Last update: 2012-05-04
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-- Platform :
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-- Platform :
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-- Standard : VHDL'93
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-- Standard : VHDL'93
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-------------------------------------------------------------------------------
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-------------------------------------------------------------------------------
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-- Description: Converts memory mapped I/O address to NoC address
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-- Description: Converts memory mapped I/O address to NoC address
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-------------------------------------------------------------------------------
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-------------------------------------------------------------------------------
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| Line 24... |
Line 24... |
use ieee.numeric_std.all;
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use ieee.numeric_std.all;
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|
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use work.ase_noc_pkg.all;
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use work.ase_noc_pkg.all;
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use work.ase_mesh1_pkg.all;
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use work.ase_mesh1_pkg.all;
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use work.ase_dring1_pkg.all;
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use work.ase_dring1_pkg.all;
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use work.fh_mesh_pkg.all;
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|
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entity address_lut is
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entity address_lut is
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|
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generic (
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generic (
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my_id_g : natural;
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my_id_g : natural;
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| Line 35... |
Line 36... |
address_mode_g : natural;
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address_mode_g : natural;
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cols_g : positive;
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cols_g : positive;
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rows_g : positive;
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rows_g : positive;
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agent_ports_g : positive;
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agent_ports_g : positive;
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agents_g : positive;
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agents_g : positive;
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noc_type_g : natural);
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noc_type_g : natural;
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len_width_g : natural); -- 2012-05-04
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|
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port (
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port (
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addr_in : in std_logic_vector(data_width_g-1 downto 0);
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addr_in : in std_logic_vector(data_width_g-1 downto 0);
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len_in : in std_logic_vector(len_width_g-1 downto 0); -- 2012-05-04
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addr_out : out std_logic_vector(data_width_g-1 downto 0));
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addr_out : out std_logic_vector(data_width_g-1 downto 0));
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|
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end entity address_lut;
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end entity address_lut;
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| Line 58... |
Line 61... |
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type addr_range_type is array (0 to 2) of unsigned(data_width_g-1 downto 0);
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type addr_range_type is array (0 to 2) of unsigned(data_width_g-1 downto 0);
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type addr_lut_type is array (0 to n_addr_ranges_c-1) of addr_range_type;
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type addr_lut_type is array (0 to n_addr_ranges_c-1) of addr_range_type;
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|
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function addr_gen (
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function addr_gen (
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constant target : natural)
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constant target : natural;
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length : integer)
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return unsigned is
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return unsigned is
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variable retval : unsigned(data_width_g-1 downto 0);
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variable retval : unsigned(data_width_g-1 downto 0);
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begin
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begin
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if noc_type_g = 0 then
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if noc_type_g = 0 then
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retval := unsigned(ase_noc_address(my_id_g, target, cols_g, rows_g,
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retval := unsigned(ase_noc_address(my_id_g, target, cols_g, rows_g,
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| Line 77... |
Line 81... |
if noc_type_g = 2 then
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if noc_type_g = 2 then
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retval := unsigned(dring1_address(my_id_g, target, agents_g,
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retval := unsigned(dring1_address(my_id_g, target, agents_g,
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data_width_g));
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data_width_g));
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return retval;
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return retval;
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end if;
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end if;
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if noc_type_g = 3 then
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retval := unsigned(fh_mesh_address(my_id_g, target, rows_g, cols_g,
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data_width_g, len_width_g,
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length));
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return retval;
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end if;
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end addr_gen;
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end addr_gen;
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function addr_gen_s (
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function addr_gen_s (
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signal target : integer)
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signal target : integer;
|
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length : integer)
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return std_logic_vector is
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return std_logic_vector is
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variable retval : std_logic_vector(data_width_g-1 downto 0);
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variable retval : std_logic_vector(data_width_g-1 downto 0);
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begin
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begin
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if noc_type_g = 0 then
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if noc_type_g = 0 then
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retval := ase_noc_address_s(my_id_g, target, cols_g, rows_g,
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retval := ase_noc_address_s(my_id_g, target, cols_g, rows_g,
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| Line 98... |
Line 109... |
end if;
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end if;
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if noc_type_g = 2 then
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if noc_type_g = 2 then
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retval := dring1_address(my_id_g, target, agents_g, data_width_g);
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retval := dring1_address(my_id_g, target, agents_g, data_width_g);
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return retval;
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return retval;
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end if;
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end if;
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if noc_type_g = 3 then
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retval := fh_mesh_address(my_id_g, target, rows_g, cols_g,
|
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data_width_g, len_width_g, length);
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return retval;
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end if;
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end addr_gen_s;
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end addr_gen_s;
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|
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-- First = address range's minimum address
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-- First = address range's minimum address
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-- Second = address range's maximum address
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-- Second = address range's maximum address
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-- Third = corresponding network address
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-- Third = corresponding network address
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|
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constant addr_lut_c : addr_lut_type :=
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constant addr_lut_c : addr_lut_type :=
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(
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(
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(x"00000000", x"00FFFFFF", addr_gen(0)),
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(x"00000000", x"00FFFFFF", addr_gen(0,8)),
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(x"01000000", x"01FFFFFF", addr_gen(1)),
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(x"01000000", x"01FFFFFF", addr_gen(1,8)),
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(x"02000000", x"02FFFFFF", addr_gen(2)),
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(x"02000000", x"02FFFFFF", addr_gen(2,8)),
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(x"03000000", x"03FFFFFF", addr_gen(3)),
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(x"03000000", x"03FFFFFF", addr_gen(3,8)),
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(x"04000000", x"04FFFFFF", addr_gen(4)),
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(x"04000000", x"04FFFFFF", addr_gen(4,8)),
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(x"05000000", x"05FFFFFF", addr_gen(5)),
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(x"05000000", x"05FFFFFF", addr_gen(5,8)),
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(x"06000000", x"06FFFFFF", addr_gen(6)),
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(x"06000000", x"06FFFFFF", addr_gen(6,8)),
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(x"07000000", x"07FFFFFF", addr_gen(7)),
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(x"07000000", x"07FFFFFF", addr_gen(7,8)),
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(x"08000000", x"08FFFFFF", addr_gen(8)),
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(x"08000000", x"08FFFFFF", addr_gen(8,8)),
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(x"09000000", x"09FFFFFF", addr_gen(9)),
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(x"09000000", x"09FFFFFF", addr_gen(9,8)),
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(x"0A000000", x"0AFFFFFF", addr_gen(10)),
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(x"0A000000", x"0AFFFFFF", addr_gen(10,8)),
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(x"0B000000", x"0BFFFFFF", addr_gen(11)),
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(x"0B000000", x"0BFFFFFF", addr_gen(11,8)),
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(x"0C000000", x"0CFFFFFF", addr_gen(12)),
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(x"0C000000", x"0CFFFFFF", addr_gen(12,8)),
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(x"0D000000", x"0DFFFFFF", addr_gen(13)),
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(x"0D000000", x"0DFFFFFF", addr_gen(13,8)),
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(x"0E000000", x"0EFFFFFF", addr_gen(14)),
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(x"0E000000", x"0EFFFFFF", addr_gen(14,8)),
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(x"0F000000", x"0FFFFFFF", addr_gen(15)),
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(x"0F000000", x"0FFFFFFF", addr_gen(15,8)),
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(x"10000000", x"10FFFFFF", addr_gen(16)),
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(x"10000000", x"10FFFFFF", addr_gen(16,8)),
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(x"11000000", x"11FFFFFF", addr_gen(17)),
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(x"11000000", x"11FFFFFF", addr_gen(17,8)),
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(x"12000000", x"12FFFFFF", addr_gen(18)),
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(x"12000000", x"12FFFFFF", addr_gen(18,8)),
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(x"13000000", x"13FFFFFF", addr_gen(19)),
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(x"13000000", x"13FFFFFF", addr_gen(19,8)),
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(x"14000000", x"14FFFFFF", addr_gen(20)),
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(x"14000000", x"14FFFFFF", addr_gen(20,8)),
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(x"15000000", x"15FFFFFF", addr_gen(21)),
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(x"15000000", x"15FFFFFF", addr_gen(21,8)),
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(x"16000000", x"16FFFFFF", addr_gen(22)),
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(x"16000000", x"16FFFFFF", addr_gen(22,8)),
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(x"17000000", x"17FFFFFF", addr_gen(23)),
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(x"17000000", x"17FFFFFF", addr_gen(23,8)),
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(x"18000000", x"18FFFFFF", addr_gen(24)),
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(x"18000000", x"18FFFFFF", addr_gen(24,8)),
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(x"19000000", x"19FFFFFF", addr_gen(25)),
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(x"19000000", x"19FFFFFF", addr_gen(25,8)),
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(x"1A000000", x"1AFFFFFF", addr_gen(26)),
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(x"1A000000", x"1AFFFFFF", addr_gen(26,8)),
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(x"1B000000", x"1BFFFFFF", addr_gen(27)),
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(x"1B000000", x"1BFFFFFF", addr_gen(27,8)),
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(x"1C000000", x"1CFFFFFF", addr_gen(28)),
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(x"1C000000", x"1CFFFFFF", addr_gen(28,8)),
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(x"1D000000", x"1DFFFFFF", addr_gen(29)),
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(x"1D000000", x"1DFFFFFF", addr_gen(29,8)),
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(x"1E000000", x"1EFFFFFF", addr_gen(30)),
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(x"1E000000", x"1EFFFFFF", addr_gen(30,8)),
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(x"1F000000", x"1FFFFFFF", addr_gen(31))
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(x"1F000000", x"1FFFFFFF", addr_gen(31,8))
|
);
|
);
|
|
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-- constant addr_lut_c : addr_lut_type :=
|
-- constant addr_lut_c : addr_lut_type :=
|
-- (
|
-- (
|
-- (x"0000", x"0FFF", addr_gen(0)),
|
-- (x"0000", x"0FFF", addr_gen(0)),
|
| Line 180... |
Line 196... |
-- INTEGER ADDRESSES
|
-- INTEGER ADDRESSES
|
-----------------------------------------------------------------------------
|
-----------------------------------------------------------------------------
|
use_int_addr_gen : if address_mode_g = 1 generate
|
use_int_addr_gen : if address_mode_g = 1 generate
|
|
|
noc_target <= to_integer(unsigned(addr_in(data_width_g-2 downto 0)));
|
noc_target <= to_integer(unsigned(addr_in(data_width_g-2 downto 0)));
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addr_out <= addr_gen_s(noc_target);
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addr_out <= addr_gen_s(noc_target, to_integer(unsigned(len_in)));
|
|
|
end generate use_int_addr_gen;
|
end generate use_int_addr_gen;
|
|
|
-----------------------------------------------------------------------------
|
-----------------------------------------------------------------------------
|
-- NO ADDRESS TRANSLATION
|
-- NO ADDRESS TRANSLATION
|
