axi3-interconnect/src/axi3-interconnect.vhd
2016-08-22 19:41:10 +02:00

92 lines
3.0 KiB
VHDL

library ieee;
use ieee.std_logic_1164.all;
use ieee.numeric_std.all;
-- "work" denotes the curent library. Similar to this in C++, C# etc...
use work.axi3intercon_pkg.all;
use work.axi_aw_router_pkg.all;
use work.axi_ar_router_pkg.all;
entity axi3intercon is
port(
aclk : in std_logic;
aresetn : in std_logic;
masters_in : out axi_masters_in_t(0 to MASTER_COUNT - 1);
masters_out : in axi_masters_out_t(0 to MASTER_COUNT - 1);
slaves_in : out axi_slaves_in_t(0 to SLAVE_COUNT - 1);
slaves_out : in axi_slaves_out_t(0 to SLAVE_COUNT - 1);
address_array : axi_slave_addresses_t(0 to SLAVE_COUNT - 1);
mask_array : axi_slave_addresses_t(0 to SLAVE_COUNT - 1)
);
end entity axi3intercon;
architecture RTL of axi3intercon is
signal rst : std_logic;
signal write_locks : write_locks_t(0 to MASTER_COUNT - 1);
signal write_releases : write_releases_t;
signal aw_masters_out : axi_aw_masters_out_t(0 to MASTER_COUNT - 1);
signal aw_masters_in : axi_aw_masters_in_t(0 to MASTER_COUNT - 1);
signal aw_slaves_out : axi_aw_slaves_out_t(0 to SLAVE_COUNT);
signal aw_slaves_in : axi_aw_slaves_in_t(0 to SLAVE_COUNT);
signal ar_masters_out : axi_ar_masters_out_t(0 to MASTER_COUNT - 1);
signal ar_masters_in : axi_ar_masters_in_t(0 to MASTER_COUNT - 1);
signal ar_slaves_out : axi_ar_slaves_out_t(0 to SLAVE_COUNT);
signal ar_slaves_in : axi_ar_slaves_in_t(0 to SLAVE_COUNT);
begin
reset_sync : process(aclk, aresetn) is
begin
if aresetn = '0' then
rst <= '1';
elsif rising_edge(aclk) then
rst <= '0';
end if;
end process reset_sync;
axi3intercon_aw_router_inst : entity work.axi3intercon_aw_router
port map(
aclk => aclk,
rst => rst,
masters_out => aw_masters_out,
masters_in => aw_masters_in,
slaves_out => aw_slaves_out,
slaves_in => aw_slaves_in,
write_locks => write_locks,
write_releases => write_releases,
address_array => address_array,
mask_array => mask_array
);
aw_master_connect : for i in 0 to MASTER_COUNT - 1 generate
aw_masters_out(i) <= masters_out(i).aw;
masters_in(i).aw <= aw_masters_in(i);
end generate aw_master_connect;
aw_slave_connect : for i in 0 to SLAVE_COUNT - 1 generate
aw_slaves_out(i) <= slaves_out(i).aw;
slaves_in(i).aw <= aw_slaves_in(i);
end generate aw_slave_connect;
axi3intercon_ar_router_inst : entity work.axi3intercon_ar_router
port map(
aclk => aclk,
rst => rst,
masters_out => ar_masters_out,
masters_in => ar_masters_in,
slaves_out => ar_slaves_out,
slaves_in => ar_slaves_in,
address_array => address_array,
mask_array => mask_array
);
ar_master_connect : for i in 0 to MASTER_COUNT - 1 generate
ar_masters_out(i) <= masters_out(i).ar;
masters_in(i).ar <= ar_masters_in(i);
end generate ar_master_connect;
ar_slave_connect : for i in 0 to SLAVE_COUNT - 1 generate
ar_slaves_out(i) <= slaves_out(i).ar;
slaves_in(i).ar <= ar_slaves_in(i);
end generate ar_slave_connect;
end architecture RTL;