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[/] [raytrac/] [branches/] [fp_sgdma/] [ap_n_dpc.vhd] - Diff between revs 136 and 138

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Rev 136 Rev 138
Line 27... Line 27...
        generic (
        generic (
                width : integer := 32
                width : integer := 32
                --!external_readable_widthad    : integer := integer(ceil(log(real(external_readable_blocks),2.0))))                    
                --!external_readable_widthad    : integer := integer(ceil(log(real(external_readable_blocks),2.0))))                    
        );
        );
        port (
        port (
                clk                                             : in    std_logic;
                clk,ena                                 : in    std_logic;
                paraminput                              : in    std_logic_vector ((12*width)-1 downto 0);        --! Vectores A,B,C,D
                paraminput                              : in    std_logic_vector ((12*width)-1 downto 0);        --! Vectores A,B,C,D
                prd32blko                               : in    std_logic_vector ((06*width)-1 downto 0);        --! Salidas de los 6 multiplicadores.
                prd32blko                               : in    std_logic_vector ((06*width)-1 downto 0);        --! Salidas de los 6 multiplicadores.
                add32blko                               : in    std_logic_vector ((04*width)-1 downto 0);        --! Salidas de los 4 sumadores.
                add32blko                               : in    std_logic_vector ((04*width)-1 downto 0);        --! Salidas de los 4 sumadores.
                sqr32blko,inv32blko             : in    std_logic_vector (width-1 downto 0);             --! Salidas de la raiz cuadradas y el inversor.
                sqr32blko,inv32blko             : in    std_logic_vector (width-1 downto 0);             --! Salidas de la raiz cuadradas y el inversor.
                fifo32x26_q                             : in    std_logic_vector (03*width-1 downto 0);          --! Salida de la cola intermedia.
                fifo32x23_q                             : in    std_logic_vector (03*width-1 downto 0);          --! Salida de la cola intermedia.
                fifo32x09_q                             : in    std_logic_vector (02*width-1 downto 0);  --! Salida de las colas de producto punto. 
                fifo32x09_q                             : in    std_logic_vector (02*width-1 downto 0);  --! Salida de las colas de producto punto. 
                unary,crossprod,addsub  : in    std_logic;                                                                      --! Bit con el identificador del bloque AB vs CD e identificador del sub bloque (A/B) o (C/D). 
                unary,crossprod,addsub  : in    std_logic;                                                                      --! Bit con el identificador del bloque AB vs CD e identificador del sub bloque (A/B) o (C/D). 
                scalar                                  : in    std_logic;
                scalar                                  : in    std_logic;
                sqr32blki,inv32blki             : out   std_logic_vector (width-1 downto 0);             --! Salidas de las 2 raices cuadradas y los 2 inversores.
                sqr32blki,inv32blki             : out   std_logic_vector (width-1 downto 0);             --! Salidas de las 2 raices cuadradas y los 2 inversores.
                fifo32x26_d                             : out   std_logic_vector (03*width-1 downto 0);          --! Entrada a la cola intermedia para la normalización.
                fifo32x26_d                             : out   std_logic_vector (03*width-1 downto 0);          --! Entrada a la cola intermedia para la normalización.
Line 94... Line 94...
        for i in 07 downto 0 generate
        for i in 07 downto 0 generate
                add32blki(i*width+width-1 downto i*width) <= ssumando(i);
                add32blki(i*width+width-1 downto i*width) <= ssumando(i);
                resultoutput(i*width+width-1 downto i*width) <= sresult(i);
                resultoutput(i*width+width-1 downto i*width) <= sresult(i);
        end generate stuff08;
        end generate stuff08;
 
 
        process (clk)
        register_products_outputs:
 
        process (clk,ena)
        begin
        begin
                if clk'event and clk='1' then
                if clk'event and clk='1' and ena='1' then
                        for i 05 downto 0 loop
                        for i 05 downto 0 loop
                                sprd32blk(p0)  <= prd32blko(i*width+width-1 downto i*width);
                                sprd32blk(i)  <= prd32blko(i*width+width-1 downto i*width);
                        end loop;
                        end loop;
                end if;
                end if;
        end process;
        end process;
 
 
        stuff04:
        register_adder0_and_inversor_output:
        for i in 03 downto 1 generate
        process (clk,ena)
                sadd32blk(i)  <= add32blko(i*width+width-1 downto i*width);
 
        end generate stuff04;
 
        process (clk)
 
        begin
        begin
                if clk'event and clk='1' then
                if clk'event and clk='1' and ena='1' then
                        sadd32blk(a0)  <= add32blko(a0*width+width-1 downto a0*width);
                        sadd32blk(a0)  <= add32blko(a0*width+width-1 downto a0*width);
                        sinv32blk <= inv32blko;
                        sinv32blk <= inv32blko;
                end if;
                end if;
        end process;
        end process;
 
 
 
        stuff04:
 
        for i in 03 downto 1 generate
 
                sadd32blk(i)  <= add32blko(i*width+width-1 downto i*width);
 
        end generate stuff04;
 
 
 
 
        stuff03:
        stuff03:
        for i in 02 downto 0 generate
        for i in 02 downto 0 generate
                snormfifo_q(i) <= fifo32x26_q(i*width+width-1 downto i*width);
                snormfifo_q(i) <= fifo32x23_q(i*width+width-1 downto i*width);
                fifo32x26_d(i*width+width-1 downto i*width) <= snormfifo_d(i);
                fifo32x26_d(i*width+width-1 downto i*width) <= snormfifo_d(i);
        end generate stuff03;
        end generate stuff03;
 
 
        stuff02:
        stuff02:
        for i in 01 downto 0 generate
        for i in 01 downto 0 generate

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