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https://opencores.org/ocsvn/fade_ether_protocol/fade_ether_protocol/trunk
Subversion Repositories fade_ether_protocol
[/] [fade_ether_protocol/] [trunk/] [stable_jumbo_frames_version/] [fpga/] [src/] [pkt_ack_pkg.vhd] - Rev 22
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library ieee; use ieee.std_logic_1164.all; use ieee.numeric_std.all; package pkt_ack_pkg is type pkt_ack is record pkt : unsigned(31 downto 0); seq : unsigned(15 downto 0); cmd : unsigned(15 downto 0); end record; constant pkt_ack_width : integer := 64; function pkt_ack_to_stlv( constant din : pkt_ack) return std_logic_vector; function stlv_to_pkt_ack( constant din : std_logic_vector) return pkt_ack; end pkt_ack_pkg; package body pkt_ack_pkg is function pkt_ack_to_stlv( constant din : pkt_ack) return std_logic_vector is variable res : std_logic_vector(63 downto 0); begin res(31 downto 0) := std_logic_vector(din.pkt); res(47 downto 32) := std_logic_vector(din.seq); res(63 downto 48) := std_logic_vector(din.cmd); return res; end pkt_ack_to_stlv; function stlv_to_pkt_ack( constant din : std_logic_vector) return pkt_ack is variable res : pkt_ack; begin res.pkt:=unsigned(din(31 downto 0)); res.seq:=unsigned(din(47 downto 32)); res.cmd:=unsigned(din(63 downto 48)); return res; end stlv_to_pkt_ack; end pkt_ack_pkg;
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