URL https://opencores.org/ocsvn/raytrac/raytrac/trunk

Subversion Repositories raytrac

[/] [raytrac/] [branches/] [fp_sgdma/] [ap_n_dpc.vhd] - Diff between revs 242 and 248

Go to most recent revision | Show entire file | Details | Blame | View Log

Rev 242	Rev 248
Line 31...	Line 31...

`entity ap_n_dpc is`	`entity ap_n_dpc is`

`port (`	`port (`

`p0,p1,p2 : out std_logic_vector(31 downto 0);`	`p0,p1,p2,p3,p4,p5,p6,p7,p8: out std_logic_vector(31 downto 0);`


`clk : in std_logic;`	`clk : in std_logic;`
`rst : in std_logic;`	`rst : in std_logic;`

Line 68...	Line 68...
`);`	`);`
`end entity;`	`end entity;`

`architecture ap_n_dpc_arch of ap_n_dpc is`	`architecture ap_n_dpc_arch of ap_n_dpc is`
`--!Constantes de apoyo`	`--!Constantes de apoyo`
`constant ssync_chain_max : integer :=27;`	`constant ssync_chain_max : integer :=32;`
`constant ssync_chain_min : integer :=2;`	`constant ssync_chain_min : integer :=2;`

`--! Tunnning delay`	`--! Tunnning delay`
`constant adder2_delay: integer := 1;`	`constant adder2_delay: integer := 1;`
`constant adder1_delay : integer := 1;`	`constant adder1_delay : integer := 1;`
Line 287...	Line 287...
`ssync_chain(i) <= ssync_chain(i-1);`	`ssync_chain(i) <= ssync_chain(i-1);`
`end loop;`	`end loop;`
`ssync_chain(ssync_chain_min) <= sync_chain_1;`	`ssync_chain(ssync_chain_min) <= sync_chain_1;`

`--! Salida de los multiplicadores p0 p1 p2`	`--! Salida de los multiplicadores p0 p1 p2`
`if ssync_chain(21)='1' then`	`if ssync_chain(23)='1' then`
`p0 <= sa0; -- El resultado quedara consignado en VZ1=BASE+1`	`p0 <= ssq32; -- El resultado quedara consignado en VZ1=BASE+1`
`elsif ssync_chain(22)='1' then`	`elsif ssync_chain(28)='1' then`
`p1 <= sa0; -- El resutlado quedara consignado en VY1=BASE+2`	`p1 <= sq2_q; -- El resultado quedara consignado en VX1=BASE+3`
`elsif ssync_chain(23)='1' then`	`elsif ssync_chain(24)='1' then`
`p2 <= sa0; -- El resultado quedara consignado en VX1=BASE+3`	`p2 <= sinv32; -- El resutlado quedara consignado en VY1=BASE+2`
	`p3 <= sqx_q;`
	`p4 <= sqy_q;`
	`p5 <= sqz_q;`
	`elsif ssync_chain(28)='1' then`
	`p6 <= sp3o;`
	`p7 <= sp4o;`
	`p8 <= sp5o;`
`end if;`	`end if;`

`end if;`	`end if;`
`end process sync_chain_proc;`	`end process sync_chain_proc;`

Line 427...	Line 434...

`sqr_dx <= sp3;`	`sqr_dx <= sp3;`
`sqr_dy <= sp4;`	`sqr_dy <= sp4;`
`sqr_dz <= sp5;`	`sqr_dz <= sp5;`

`sqr_w <= ssync_chain(27);`	`sqr_w <= ssync_chain(27+adder1_delay);`

`when others =>`	`when others =>`

`sq2_w <= '0';`	`sq2_w <= '0';`
`sq2_d <= ssq32;`	`sq2_d <= ssq32;`
Line 502...	Line 509...
`overflow_checking => "ON",`	`overflow_checking => "ON",`
`underflow_checking => "ON",`	`underflow_checking => "ON",`
`use_eab => "ON"`	`use_eab => "ON"`
`)`	`)`
`port map (`	`port map (`
`rdreq => ssync_chain(27),`	`rdreq => ssync_chain(28),`
`sclr => '0',`	`sclr => '0',`
`clock => clk,`	`clock => clk,`
`empty => sq2_e,`	`empty => sq2_e,`
`q => sqr_dsc,`	`q => sqr_dsc,`
`wrreq => sq2_w,`	`wrreq => sq2_w,`
Line 527...	Line 534...
`)`	`)`
`port map (`	`port map (`
`aclr => '0',`	`aclr => '0',`
`clock => clk,`	`clock => clk,`
`empty => sq1_e,`	`empty => sq1_e,`
`rdreq => ssync_chain(23),`	`rdreq => ssync_chain(23+adder1_delay),`
`wrreq => sync_chain_1,`	`wrreq => sync_chain_1,`
`data => ax,`	`data => ax,`
`q => sqx_q`	`q => sqx_q`
`);`	`);`
`qy : scfifo`	`qy : scfifo`
Line 546...	Line 553...
`use_eab => "ON"`	`use_eab => "ON"`
`)`	`)`
`port map (`	`port map (`
`aclr => '0',`	`aclr => '0',`
`clock => clk,`	`clock => clk,`
`rdreq => ssync_chain(23),`	`rdreq => ssync_chain(23+adder1_delay),`
`wrreq => sync_chain_1,`	`wrreq => sync_chain_1,`
`data => ay,`	`data => ay,`
`q => sqy_q`	`q => sqy_q`
`);`	`);`
`qz : scfifo`	`qz : scfifo`
Line 565...	Line 572...
`use_eab => "ON"`	`use_eab => "ON"`
`)`	`)`
`port map (`	`port map (`
`aclr => '0',`	`aclr => '0',`
`clock => clk,`	`clock => clk,`
`rdreq => ssync_chain(23),`	`rdreq => ssync_chain(23+adder1_delay),`
`wrreq => sync_chain_1,`	`wrreq => sync_chain_1,`
`data => az,`	`data => az,`
`q => sqz_q`	`q => sqz_q`
`);`	`);`
`--!***********************************************************************************************************`	`--!***********************************************************************************************************`

Browse

Tools

Subversion Repositories raytrac

[/] [raytrac/] [branches/] [fp_sgdma/] [ap_n_dpc.vhd] - Diff between revs 242 and 248