entity handler_lvl1 is
+ generic(
+ TIMING_TRIGGER_RAW : integer range 0 to 1 := c_YES
+ );
port (
RESET : in std_logic;
CLOCK : in std_logic;
--Timing Trigger
- LVL1_TIMING_TRG_IN : in std_logic;
- LVL1_INT_TRG_NUMBER_IN : in std_logic_vector(15 downto 0);
+ LVL1_TIMING_TRG_IN : in std_logic; --raw trigger signal input, min. 80 ns or strobe, see generics
+ LVL1_PSEUDO_TMG_TRG_IN : in std_logic; --strobe for dummy timing trigger
--LVL1_handler connection
- LVL1_TRG_TYPE_IN : in std_logic_vector(3 downto 0);
LVL1_TRG_RECEIVED_IN : in std_logic;
+ LVL1_TRG_TYPE_IN : in std_logic_vector(3 downto 0);
LVL1_TRG_NUMBER_IN : in std_logic_vector(15 downto 0);
LVL1_TRG_CODE_IN : in std_logic_vector(7 downto 0);
LVL1_TRG_INFORMATION_IN : in std_logic_vector(23 downto 0);
LVL1_ERROR_PATTERN_OUT : out std_logic_vector(31 downto 0);
LVL1_TRG_RELEASE_OUT : out std_logic := '0';
+ LVL1_INT_TRG_NUMBER_OUT : out std_logic_vector(15 downto 0);
+
--FEE logic / Data Handler
- FEE_TIMING_TRIGGER_OUT : out std_logic; --timing trigger (registered)
- FEE_TRG_RECEIVED_OUT : out std_logic; --TRG Info valid & FEE busy
- FEE_TRG_TYPE_OUT : out std_logic_vector(3 downto 0); --trigger type
- FEE_TRG_INFO_OUT : out std_logic_vector(23 downto 0); --further trigger details
- FEE_TRG_CODE_OUT : out std_logic_vector(7 downto 0); --further trigger details
- FEE_TRG_NUMBER_OUT : out std_logic_vector(15 downto 0); --trigger number
- FEE_RELEASE_IN : in std_logic;
- FEE_TRG_STATUSBITS_IN : in std_logic_vector(31 downto 0);
+ LVL1_TRG_DATA_VALID_OUT : out std_logic; --trigger type, number, code, information are valid
+ LVL1_VALID_TIMING_TRG_OUT : out std_logic; --valid timing trigger has been received
+ LVL1_VALID_NOTIMING_TRG_OUT : out std_logic; --valid trigger without timing trigger has been received
+ LVL1_INVALID_TRG_OUT : out std_logic; --the current trigger is invalid (e.g. no timing trigger, no LVL1...)
+
+ LVL1_ERROR_PATTERN_IN : in std_logic_vector(31 downto 0);
+ LVL1_TRG_RELEASE_IN : in std_logic := '0';
+
--Debug
DEBUG_OUT : out std_logic_vector (15 downto 0)
begin
+--This code is copied from endpoint_hades_full
+
+-- -------------------------------------------------
+-- -- Check LVL1 trigger number
+-- -------------------------------------------------
+-- proc_internal_trigger_number : process(CLK)
+-- begin
+-- if rising_edge(CLK) then
+-- if reset_no_link = '1' then
+-- int_trigger_num <= (others => '0');
+-- elsif LVL1_TRG_RECEIVED_OUT_falling = '1' then
+-- int_trigger_num <= int_trigger_num + 1;
+-- elsif buf_COMMON_CTRL_REG_STROBE(1) = '1' then
+-- int_trigger_num <= buf_REGIO_COMMON_CTRL_REG_OUT(47 downto 32);
+-- end if;
+-- end if;
+-- end process;
+--
+-- proc_check_trigger_number : process(CLK)
+-- begin
+-- if rising_edge(CLK) then
+-- if reset_no_link = '1' or LVL1_TRG_RECEIVED_OUT_falling = '1' then
+-- trigger_number_match <= '1';
+-- elsif LVL1_TRG_RECEIVED_OUT_rising = '1' then
+-- if int_trigger_num = buf_LVL1_TRG_NUMBER_OUT then
+-- trigger_number_match <= '1';
+-- else
+-- trigger_number_match <= '0';
+-- end if;
+-- end if;
+-- end if;
+-- end process;
+--
+--
+-- proc_detect_trigger_receive : process(CLK)
+-- begin
+-- if rising_edge(CLK) then
+-- last_LVL1_TRG_RECEIVED_OUT <= buf_LVL1_TRG_RECEIVED_OUT;
+-- LVL1_TRG_RECEIVED_OUT_rising <= buf_LVL1_TRG_RECEIVED_OUT and not last_LVL1_TRG_RECEIVED_OUT;
+-- LVL1_TRG_RECEIVED_OUT_falling <= not buf_LVL1_TRG_RECEIVED_OUT and last_LVL1_TRG_RECEIVED_OUT;
+--
+-- if reset_no_link = '1' or LVL1_TRG_RECEIVED_OUT_falling = '1' then
+-- got_timing_trigger <= '0';
+-- got_timingless_trigger <= '0';
+-- timing_trigger_missing <= '0';
+-- elsif TRG_TIMING_TRG_RECEIVED_IN = '1' then
+-- got_timing_trigger <= '1';
+-- elsif (LVL1_TRG_RECEIVED_OUT_rising = '1' and buf_LVL1_TRG_TYPE_OUT >= x"8" and buf_LVL1_TRG_INFORMATION_OUT(7) = '1') then
+-- got_timingless_trigger <= '1';
+-- elsif (LVL1_TRG_RECEIVED_OUT_rising = '1' and not (buf_LVL1_TRG_TYPE_OUT >= x"8" and buf_LVL1_TRG_INFORMATION_OUT(7) = '1')) then
+-- timing_trigger_missing <= '1';
+-- end if;
+-- end if;
+-- end process;
+--
+--
+-- proc_gen_lvl1_error_pattern : process(LVL1_ERROR_PATTERN_IN, trigger_number_match, got_timing_trigger,got_timingless_trigger )
+-- begin
+-- buf_LVL1_ERROR_PATTERN_IN <= LVL1_ERROR_PATTERN_IN;
+-- buf_LVL1_ERROR_PATTERN_IN(16) <= not trigger_number_match or LVL1_ERROR_PATTERN_IN(16);
+-- buf_LVL1_ERROR_PATTERN_IN(17) <= (not got_timing_trigger and not got_timingless_trigger) or LVL1_ERROR_PATTERN_IN(17);
+-- end process;
+--
+-- buf_LVL1_VALID_TIMING_TRG_OUT <= TRG_TIMING_TRG_RECEIVED_IN;
+-- buf_LVL1_VALID_NOTIMING_TRG_OUT <= LVL1_TRG_RECEIVED_OUT_rising and not got_timing_trigger
+-- and buf_LVL1_TRG_TYPE_OUT(3) and buf_LVL1_TRG_INFORMATION_OUT(7);
+-- buf_LVL1_INVALID_TRG_OUT <= '0';
+
+
end architecture;
\ No newline at end of file
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