~ruther/jesd204b-vhdl

eeb9289a6adae044526a6a8984b15884fe6bbcae — František Boháček 2 years ago 566938e
 feat: change alignment character of lane_alignment from /A/ to /R/

 Resolves #19
1 files changed, 3 insertions(+), 5 deletions(-)

M src/data_link/lane_alignment.vhd
M src/data_link/lane_alignment.vhd => src/data_link/lane_alignment.vhd +3 -5
@@ 18,9 18,7 @@ entity lane_alignment is
    F : integer; -- Number of octets in a frame
    K : integer; -- Number of frames in a multiframe
    buffer_size     : integer          := 256;  -- How many octets to keep
    alignment_character : std_logic_vector(7 downto 0) := "01111100";  -- The K
                                                                       --
                                                                       --alignment character
    R_character : std_logic_vector(7 downto 0) := "00011100";  -- The /R/ character
    dummy_character : character_vector := ('1', '0', '0', "10111100", '0'));
-- Character to send before the buffer is ready and started



@@ 93,10 91,10 @@ begin  -- architecture a1
                     0;

  next_ready <= '0' when ci_state = INIT else
                '1' when reg_ready = '1' or (di_char.kout = '1' and di_char.d8b = alignment_character and (ci_state = CGS or ci_state = ILS)) else
                '1' when reg_ready = '1' or (di_char.kout = '1' and di_char.d8b = R_character and (ci_state = CGS or ci_state = ILS)) else
                '0';
  next_started <= '0' when reg_ready = '0' else
                  '1' when reg_ready = '1' and (ci_start = '1' or reg_started = '1') else
                  '1' when (ci_start = '1' or reg_started = '1') else
                  '0';
  co_aligned <= reg_started;            -- TODO: check for misalignment
  next_error <= '0' when ci_state = INIT else

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