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library ieee; use ieee.std_logic_1164.all; use work.powerGrid.all; entity rop2 is generic ( SZMODE : integer := SZBETA -- By default use the 50% of the max memory for sphere register block. ); port ( clk, ena: in std_logic; -- The usual control signals. wen : in std_logic_vector (7 downto 0); add : in std_logic_vector (REGSZADD(OP2)-SZMODE downto 0); datain : in std_logic_vector (BUSW-1 downto 0);-- incoming data from 32 bits width bus. Vx : out std_logic_vector (2*HBUSW-1 downto 0); -- outcoming data to 54 bit width bus multiplexer selector and intersection test cube. Vy : out std_logic_vector (2*HBUSW-1 downto 0); -- outcoming data to 54 bit width bus multiplexer selector and intersection test cube. Vz : out std_logic_vector (2*HBUSW-1 downto 0); -- outcoming data to 54 bit width bus multiplexer selector and intersection test cube. K : out std_logic_vector (2*BUSW-1 downto 0) ); end entity; architecture rtl of rop1 is begin if SZMODE = SZALFA generate for i in generate 0 to 1 generate r4_inst : r4 port map ( clk => clk, ena => ena, wen => wen((i+1)*4-1 downto i*4), add => add, datain => datain, Vx => Vx((i+1)*HBUSW-1 downto i*HBUSW), Vy => Vy((i+1)*HBUSW-1 downto i*HBUSW), Vz => Vz((i+1)*HBUSW-1 downto i*HBUSW), K => K((i+1)*HBUSW-1 downto i*HBUSW) ); end generate end generate; if SZMODE = SZBETA generate for i in generate 0 to 1 generate r2_inst : r2 port map ( clk => clk, ena => ena, wen => wen((i+1)*4-1 downto i*4), add => add, datain => datain, Vx => Vx((i+1)*HBUSW-1 downto i*HBUSW), Vy => Vy((i+1)*HBUSW-1 downto i*HBUSW), Vz => Vz((i+1)*HBUSW-1 downto i*HBUSW), K => K((i+1)*HBUSW-1 downto i*HBUSW) ); end generate end generate end rtl;
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