assign_top_channel_mask_bits : if 1 < channel_bit_mask_arr'length generate
  channel_mask(channel_mask'high
    downto ((channel_bit_mask_arr'length – 1) * channel_mask_data_width_c))
  <= channel_bit_mask_arr(channel_bit_mask_arr'length – 1)
    (max_nr_channels_c – (channel_bit_mask_arr'length – 1) * channel_mask_data_width_c – 1
    downto 0);

 
  assign_channel_mask_gen : for i in 0 to channel_bit_mask_arr'length – 2 generate
    channel_mask((((i + 1) * channel_mask_data_width_c) – 1) downto(i * channel_mask_data_width_c)) <= channel_bit_mask_arr(i);
  end generate assign_channel_mask_gen;

 

else generate
  channel_mask <= channel_bit_mask_arr(0)(channel_mask'range);

end generate assign_top_channel_mask_bits;