--- /dev/null
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+library work;
+use work.trb_net_std.all;
+use work.trb_net_components.all;
+use work.trb3_components.all;
+use work.version.all;
+
+
+entity trb3_periph is
+ port(
+ --Clocks
+-- CLK_GPLL_LEFT : in std_logic; --Clock Manager 1/(2468), 125 MHz
+ CLK_GPLL_RIGHT : in std_logic; --Clock Manager 2/(2468), 200 MHz <-- MAIN CLOCK for FPGA
+ CLK_PCLK_LEFT : in std_logic; --Clock Fan-out, 200/400 MHz <-- For TDC. Same oscillator as GPLL right!
+-- CLK_PCLK_RIGHT : in std_logic; --Clock Fan-out, 200/400 MHz <-- For TDC. Same oscillator as GPLL right!
+ --Trigger
+ TRIGGER_LEFT : in std_logic; --left side trigger input from fan-out
+-- TRIGGER_RIGHT : in std_logic; --right side trigger input from fan-out
+ --Serdes
+-- CLK_SERDES_INT_LEFT : in std_logic; --Clock Manager 1/(1357), off, 125 MHz possible
+-- CLK_SERDES_INT_RIGHT : in std_logic; --Clock Manager 2/(1357), 200 MHz, only in case of problems
+ SERDES_INT_TX : out std_logic_vector(3 downto 0);
+ SERDES_INT_RX : in std_logic_vector(3 downto 0);
+-- SERDES_ADDON_TX : out std_logic_vector(11 downto 0);
+-- SERDES_ADDON_RX : in std_logic_vector(11 downto 0);
+ --Inter-FPGA Communication
+ FPGA5_COMM : inout std_logic_vector(11 downto 0);
+ --Bit 0/1 input, serial link RX active
+ --Bit 2/3 output, serial link TX active
+ --Connection to ADA AddOn
+-- SPARE_LINE : inout std_logic_vector(3 downto 0); --inputs only
+ INP : in std_logic_vector(63 downto 0);
+-- DAC_SDO : in std_logic;
+ DAC_SDI : out std_logic;
+ DAC_SCK : out std_logic;
+ DAC_CS : out std_logic_vector(3 downto 0);
+ --Flash ROM & Reboot
+ FLASH_CLK : out std_logic;
+ FLASH_CS : out std_logic;
+ FLASH_DIN : out std_logic;
+ FLASH_DOUT : in std_logic;
+ PROGRAMN : out std_logic; --reboot FPGA
+ --Misc
+ TEMPSENS : inout std_logic; --Temperature Sensor
+ CODE_LINE : in std_logic_vector(1 downto 0);
+ LED_GREEN : out std_logic;
+ LED_ORANGE : out std_logic;
+ LED_RED : out std_logic;
+ LED_YELLOW : out std_logic;
+-- SUPPL : in std_logic; --terminated diff pair, PCLK, Pads
+ --Test Connectors
+ TEST_LINE : out std_logic_vector(15 downto 0)
+ );
+ attribute syn_useioff : boolean;
+ --no IO-FF for LEDs relaxes timing constraints
+ attribute syn_useioff of LED_GREEN : signal is false;
+ attribute syn_useioff of LED_ORANGE : signal is false;
+ attribute syn_useioff of LED_RED : signal is false;
+ attribute syn_useioff of LED_YELLOW : signal is false;
+ attribute syn_useioff of TEMPSENS : signal is false;
+ attribute syn_useioff of PROGRAMN : signal is false;
+ attribute syn_useioff of CODE_LINE : signal is false;
+ attribute syn_useioff of TRIGGER_LEFT : signal is false;
+-- attribute syn_useioff of TRIGGER_RIGHT : signal is false;
+ --important signals
+ attribute syn_useioff of FLASH_CLK : signal is true;
+ attribute syn_useioff of FLASH_CS : signal is true;
+ attribute syn_useioff of FLASH_DIN : signal is true;
+ attribute syn_useioff of FLASH_DOUT : signal is true;
+ attribute syn_useioff of FPGA5_COMM : signal is true;
+ attribute syn_useioff of TEST_LINE : signal is true;
+ attribute syn_useioff of INP : signal is false;
+-- attribute syn_useioff of SPARE_LINE : signal is true;
+-- attribute syn_useioff of DAC_SDO : signal is true;
+ attribute syn_useioff of DAC_SDI : signal is true;
+ attribute syn_useioff of DAC_SCK : signal is true;
+ attribute syn_useioff of DAC_CS : signal is true;
+
+end entity;
+
+
+architecture trb3_periph_arch of trb3_periph is
+ --Constants
+ constant REGIO_NUM_STAT_REGS : integer := 5;
+ constant REGIO_NUM_CTRL_REGS : integer := 3;
+
+ attribute syn_keep : boolean;
+ attribute syn_preserve : boolean;
+
+ --Clock / Reset
+ signal clk_100_i : std_logic; --clock for main logic, 100 MHz, via Clock Manager and internal PLL
+ signal clk_200_i : std_logic; --clock for logic at 200 MHz, via Clock Manager and bypassed PLL
+ signal pll_lock : std_logic; --Internal PLL locked. E.g. used to reset all internal logic.
+ signal clear_i : std_logic;
+ signal reset_i : std_logic;
+ signal GSR_N : std_logic;
+ attribute syn_keep of GSR_N : signal is true;
+ attribute syn_preserve of GSR_N : signal is true;
+
+ --Media Interface
+ signal med_stat_op : std_logic_vector (1*16-1 downto 0);
+ signal med_ctrl_op : std_logic_vector (1*16-1 downto 0);
+ signal med_stat_debug : std_logic_vector (1*64-1 downto 0);
+ signal med_ctrl_debug : std_logic_vector (1*64-1 downto 0);
+ signal med_data_out : std_logic_vector (1*16-1 downto 0);
+ signal med_packet_num_out : std_logic_vector (1*3-1 downto 0);
+ signal med_dataready_out : std_logic;
+ signal med_read_out : std_logic;
+ signal med_data_in : std_logic_vector (1*16-1 downto 0);
+ signal med_packet_num_in : std_logic_vector (1*3-1 downto 0);
+ signal med_dataready_in : std_logic;
+ signal med_read_in : std_logic;
+
+ --LVL1 channel
+ signal timing_trg_received_i : std_logic;
+ signal trg_data_valid_i : std_logic;
+ signal trg_timing_valid_i : std_logic;
+ signal trg_notiming_valid_i : std_logic;
+ signal trg_invalid_i : std_logic;
+ signal trg_type_i : std_logic_vector(3 downto 0);
+ signal trg_number_i : std_logic_vector(15 downto 0);
+ signal trg_code_i : std_logic_vector(7 downto 0);
+ signal trg_information_i : std_logic_vector(23 downto 0);
+ signal trg_int_number_i : std_logic_vector(15 downto 0);
+ signal trg_multiple_trg_i : std_logic;
+ signal trg_timeout_detected_i : std_logic;
+ signal trg_spurious_trg_i : std_logic;
+ signal trg_missing_tmg_trg_i : std_logic;
+ signal trg_spike_detected_i : std_logic;
+
+ --Data channel
+ signal fee_trg_release_i : std_logic;
+ signal fee_trg_statusbits_i : std_logic_vector(31 downto 0);
+ signal fee_data_i : std_logic_vector(31 downto 0);
+ signal fee_data_write_i : std_logic;
+ signal fee_data_finished_i : std_logic;
+ signal fee_almost_full_i : std_logic;
+
+ --Slow Control channel
+ signal common_stat_reg : std_logic_vector(std_COMSTATREG*32-1 downto 0);
+ signal common_ctrl_reg : std_logic_vector(std_COMCTRLREG*32-1 downto 0);
+ signal stat_reg : std_logic_vector(32*2**REGIO_NUM_STAT_REGS-1 downto 0);
+ signal ctrl_reg : std_logic_vector(32*2**REGIO_NUM_CTRL_REGS-1 downto 0);
+ signal common_stat_reg_strobe : std_logic_vector(std_COMSTATREG-1 downto 0);
+ signal common_ctrl_reg_strobe : std_logic_vector(std_COMCTRLREG-1 downto 0);
+ signal stat_reg_strobe : std_logic_vector(2**REGIO_NUM_STAT_REGS-1 downto 0);
+ signal ctrl_reg_strobe : std_logic_vector(2**REGIO_NUM_CTRL_REGS-1 downto 0);
+
+ --RegIO
+ signal my_address : std_logic_vector (15 downto 0);
+ signal regio_addr_out : std_logic_vector (15 downto 0);
+ signal regio_read_enable_out : std_logic;
+ signal regio_write_enable_out : std_logic;
+ signal regio_data_out : std_logic_vector (31 downto 0);
+ signal regio_data_in : std_logic_vector (31 downto 0);
+ signal regio_dataready_in : std_logic;
+ signal regio_no_more_data_in : std_logic;
+ signal regio_write_ack_in : std_logic;
+ signal regio_unknown_addr_in : std_logic;
+ signal regio_timeout_out : std_logic;
+
+ --Timer
+ signal global_time : std_logic_vector(31 downto 0);
+ signal local_time : std_logic_vector(7 downto 0);
+ signal time_since_last_trg : std_logic_vector(31 downto 0);
+ signal timer_ticks : std_logic_vector(1 downto 0);
+
+ --Flash
+ signal spictrl_read_en : std_logic;
+ signal spictrl_write_en : std_logic;
+ signal spictrl_data_in : std_logic_vector(31 downto 0);
+ signal spictrl_addr : std_logic;
+ signal spictrl_data_out : std_logic_vector(31 downto 0);
+ signal spictrl_ack : std_logic;
+ signal spictrl_busy : std_logic;
+ signal spimem_read_en : std_logic;
+ signal spimem_write_en : std_logic;
+ signal spimem_data_in : std_logic_vector(31 downto 0);
+ signal spimem_addr : std_logic_vector(5 downto 0);
+ signal spimem_data_out : std_logic_vector(31 downto 0);
+ signal spimem_ack : std_logic;
+ signal spidac_read_en : std_logic;
+ signal spidac_write_en : std_logic;
+ signal spidac_data_in : std_logic_vector(31 downto 0);
+ signal spidac_addr : std_logic_vector(4 downto 0);
+ signal spidac_data_out : std_logic_vector(31 downto 0);
+ signal spidac_ack : std_logic;
+ signal spidac_busy : std_logic;
+
+ signal spi_bram_addr : std_logic_vector(7 downto 0);
+ signal spi_bram_wr_d : std_logic_vector(7 downto 0);
+ signal spi_bram_rd_d : std_logic_vector(7 downto 0);
+ signal spi_bram_we : std_logic;
+
+ --FPGA Test
+ signal time_counter : unsigned(31 downto 0);
+
+ --TDC
+ signal hit_in_i : std_logic_vector(63 downto 1);
+
+
+ --TDC component
+ component TDC
+ generic (
+ CHANNEL_NUMBER : integer range 0 to 64;
+ STATUS_REG_NR : integer range 0 to 6;
+ CONTROL_REG_NR : integer range 0 to 6);
+ port (
+ RESET : in std_logic;
+ CLK_TDC : in std_logic;
+ CLK_READOUT : in std_logic;
+ REFERENCE_TIME : in std_logic;
+ HIT_IN : in std_logic_vector(CHANNEL_NUMBER-1 downto 1);
+ TRG_WIN_PRE : in std_logic_vector(10 downto 0);
+ TRG_WIN_POST : in std_logic_vector(10 downto 0);
+ TRG_DATA_VALID_IN : in std_logic;
+ VALID_TIMING_TRG_IN : in std_logic;
+ VALID_NOTIMING_TRG_IN : in std_logic;
+ INVALID_TRG_IN : in std_logic;
+ TMGTRG_TIMEOUT_IN : in std_logic;
+ SPIKE_DETECTED_IN : in std_logic;
+ MULTI_TMG_TRG_IN : in std_logic;
+ SPURIOUS_TRG_IN : in std_logic;
+ TRG_NUMBER_IN : in std_logic_vector(15 downto 0);
+ TRG_CODE_IN : in std_logic_vector(7 downto 0);
+ TRG_INFORMATION_IN : in std_logic_vector(23 downto 0);
+ TRG_TYPE_IN : in std_logic_vector(3 downto 0);
+ TRG_RELEASE_OUT : out std_logic;
+ TRG_STATUSBIT_OUT : out std_logic_vector(31 downto 0);
+ DATA_OUT : out std_logic_vector(31 downto 0);
+ DATA_WRITE_OUT : out std_logic;
+ DATA_FINISHED_OUT : out std_logic;
+ TDC_DEBUG : out std_logic_vector(32*2**STATUS_REG_NR-1 downto 0);
+ LOGIC_ANALYSER_OUT : out std_logic_vector(15 downto 0);
+ CONTROL_REG_IN : in std_logic_vector(32*2**CONTROL_REG_NR-1 downto 0));
+ end component;
+
+begin
+---------------------------------------------------------------------------
+-- Reset Generation
+---------------------------------------------------------------------------
+
+ GSR_N <= pll_lock;
+
+ THE_RESET_HANDLER : trb_net_reset_handler
+ generic map(
+ RESET_DELAY => x"FEEE"
+ )
+ port map(
+ CLEAR_IN => '0', -- reset input (high active, async)
+ CLEAR_N_IN => '1', -- reset input (low active, async)
+ CLK_IN => clk_200_i, -- raw master clock, NOT from PLL/DLL!
+ SYSCLK_IN => clk_100_i, -- PLL/DLL remastered clock
+ PLL_LOCKED_IN => pll_lock, -- master PLL lock signal (async)
+ RESET_IN => '0', -- general reset signal (SYSCLK)
+ TRB_RESET_IN => med_stat_op(13), -- TRBnet reset signal (SYSCLK)
+ CLEAR_OUT => clear_i, -- async reset out, USE WITH CARE!
+ RESET_OUT => reset_i, -- synchronous reset out (SYSCLK)
+ DEBUG_OUT => open
+ );
+
+
+---------------------------------------------------------------------------
+-- Clock Handling
+---------------------------------------------------------------------------
+ THE_MAIN_PLL : pll_in200_out100
+ port map(
+ CLK => CLK_GPLL_RIGHT,
+ CLKOP => clk_100_i,
+ CLKOK => clk_200_i,
+ LOCK => pll_lock
+ );
+
+
+---------------------------------------------------------------------------
+-- The TrbNet media interface (to other FPGA)
+---------------------------------------------------------------------------
+ THE_MEDIA_UPLINK : trb_net16_med_ecp3_sfp
+ generic map(
+ SERDES_NUM => 1, --number of serdes in quad
+ EXT_CLOCK => c_NO, --use internal clock
+ USE_200_MHZ => c_YES, --run on 200 MHz clock
+ USE_125_MHZ => c_NO,
+ USE_CTC => c_NO
+ )
+ port map(
+ CLK => clk_200_i,
+ SYSCLK => clk_100_i,
+ RESET => reset_i,
+ CLEAR => clear_i,
+ CLK_EN => '1',
+ --Internal Connection
+ MED_DATA_IN => med_data_out,
+ MED_PACKET_NUM_IN => med_packet_num_out,
+ MED_DATAREADY_IN => med_dataready_out,
+ MED_READ_OUT => med_read_in,
+ MED_DATA_OUT => med_data_in,
+ MED_PACKET_NUM_OUT => med_packet_num_in,
+ MED_DATAREADY_OUT => med_dataready_in,
+ MED_READ_IN => med_read_out,
+ REFCLK2CORE_OUT => open,
+ --SFP Connection
+ SD_RXD_P_IN => SERDES_INT_RX(2),
+ SD_RXD_N_IN => SERDES_INT_RX(3),
+ SD_TXD_P_OUT => SERDES_INT_TX(2),
+ SD_TXD_N_OUT => SERDES_INT_TX(3),
+ SD_REFCLK_P_IN => open,
+ SD_REFCLK_N_IN => open,
+ SD_PRSNT_N_IN => FPGA5_COMM(0),
+ SD_LOS_IN => FPGA5_COMM(0),
+ SD_TXDIS_OUT => FPGA5_COMM(2),
+ -- Status and control port
+ STAT_OP => med_stat_op,
+ CTRL_OP => med_ctrl_op,
+ STAT_DEBUG => med_stat_debug,
+ CTRL_DEBUG => (others => '0')
+ );
+
+---------------------------------------------------------------------------
+-- Endpoint
+---------------------------------------------------------------------------
+ THE_ENDPOINT : trb_net16_endpoint_hades_full_handler
+ generic map(
+ REGIO_NUM_STAT_REGS => REGIO_NUM_STAT_REGS, --4, --16 stat reg
+ REGIO_NUM_CTRL_REGS => REGIO_NUM_CTRL_REGS, --3, --8 cotrol reg
+ ADDRESS_MASK => x"FFFF",
+ BROADCAST_BITMASK => x"FF",
+ BROADCAST_SPECIAL_ADDR => x"45",
+ REGIO_COMPILE_TIME => std_logic_vector(to_unsigned(VERSION_NUMBER_TIME, 32)),
+ REGIO_HARDWARE_VERSION => x"91000003",
+ REGIO_INIT_ADDRESS => x"f305",
+ REGIO_USE_VAR_ENDPOINT_ID => c_YES,
+ CLOCK_FREQUENCY => 125,
+ TIMING_TRIGGER_RAW => c_YES,
+ --Configure data handler
+ DATA_INTERFACE_NUMBER => 1,
+ DATA_BUFFER_DEPTH => 13, --13
+ DATA_BUFFER_WIDTH => 32,
+ DATA_BUFFER_FULL_THRESH => 2**13-800, --2**13-1024
+ TRG_RELEASE_AFTER_DATA => c_YES,
+ HEADER_BUFFER_DEPTH => 9,
+ HEADER_BUFFER_FULL_THRESH => 2**9-16
+ )
+ port map(
+ CLK => clk_100_i,
+ RESET => reset_i,
+ CLK_EN => '1',
+ MED_DATAREADY_OUT => med_dataready_out, -- open, --
+ MED_DATA_OUT => med_data_out, -- open, --
+ MED_PACKET_NUM_OUT => med_packet_num_out, -- open, --
+ MED_READ_IN => med_read_in,
+ MED_DATAREADY_IN => med_dataready_in,
+ MED_DATA_IN => med_data_in,
+ MED_PACKET_NUM_IN => med_packet_num_in,
+ MED_READ_OUT => med_read_out, -- open, --
+ MED_STAT_OP_IN => med_stat_op,
+ MED_CTRL_OP_OUT => med_ctrl_op,
+
+ --Timing trigger in
+ TRG_TIMING_TRG_RECEIVED_IN => timing_trg_received_i,
+ --LVL1 trigger to FEE
+ LVL1_TRG_DATA_VALID_OUT => trg_data_valid_i,
+ LVL1_VALID_TIMING_TRG_OUT => trg_timing_valid_i,
+ LVL1_VALID_NOTIMING_TRG_OUT => trg_notiming_valid_i,
+ LVL1_INVALID_TRG_OUT => trg_invalid_i,
+
+ LVL1_TRG_TYPE_OUT => trg_type_i,
+ LVL1_TRG_NUMBER_OUT => trg_number_i,
+ LVL1_TRG_CODE_OUT => trg_code_i,
+ LVL1_TRG_INFORMATION_OUT => trg_information_i,
+ LVL1_INT_TRG_NUMBER_OUT => trg_int_number_i,
+
+ --Information about trigger handler errors
+ TRG_MULTIPLE_TRG_OUT => trg_multiple_trg_i,
+ TRG_TIMEOUT_DETECTED_OUT => trg_timeout_detected_i,
+ TRG_SPURIOUS_TRG_OUT => trg_spurious_trg_i,
+ TRG_MISSING_TMG_TRG_OUT => trg_missing_tmg_trg_i,
+ TRG_SPIKE_DETECTED_OUT => trg_spike_detected_i,
+
+ --Response from FEE
+ FEE_TRG_RELEASE_IN(0) => fee_trg_release_i,
+ FEE_TRG_STATUSBITS_IN => fee_trg_statusbits_i,
+ FEE_DATA_IN => fee_data_i,
+ FEE_DATA_WRITE_IN(0) => fee_data_write_i,
+ FEE_DATA_FINISHED_IN(0) => fee_data_finished_i,
+ FEE_DATA_ALMOST_FULL_OUT(0) => fee_almost_full_i,
+
+ -- Slow Control Data Port
+ REGIO_COMMON_STAT_REG_IN => common_stat_reg, --0x00
+ REGIO_COMMON_CTRL_REG_OUT => common_ctrl_reg, --0x20
+ REGIO_COMMON_STAT_STROBE_OUT => common_stat_reg_strobe,
+ REGIO_COMMON_CTRL_STROBE_OUT => common_ctrl_reg_strobe,
+ REGIO_STAT_REG_IN => stat_reg, --start 0x80
+ REGIO_CTRL_REG_OUT => ctrl_reg, --start 0xc0
+ REGIO_STAT_STROBE_OUT => stat_reg_strobe,
+ REGIO_CTRL_STROBE_OUT => ctrl_reg_strobe,
+ REGIO_VAR_ENDPOINT_ID(1 downto 0) => CODE_LINE,
+ REGIO_VAR_ENDPOINT_ID(15 downto 2) => (others => '0'),
+
+ BUS_ADDR_OUT => regio_addr_out,
+ BUS_READ_ENABLE_OUT => regio_read_enable_out,
+ BUS_WRITE_ENABLE_OUT => regio_write_enable_out,
+ BUS_DATA_OUT => regio_data_out,
+ BUS_DATA_IN => regio_data_in,
+ BUS_DATAREADY_IN => regio_dataready_in,
+ BUS_NO_MORE_DATA_IN => regio_no_more_data_in,
+ BUS_WRITE_ACK_IN => regio_write_ack_in,
+ BUS_UNKNOWN_ADDR_IN => regio_unknown_addr_in,
+ BUS_TIMEOUT_OUT => regio_timeout_out,
+ ONEWIRE_INOUT => TEMPSENS,
+ ONEWIRE_MONITOR_OUT => open,
+
+ TIME_GLOBAL_OUT => global_time,
+ TIME_LOCAL_OUT => local_time,
+ TIME_SINCE_LAST_TRG_OUT => time_since_last_trg,
+ TIME_TICKS_OUT => timer_ticks,
+
+ STAT_DEBUG_IPU => open,
+ STAT_DEBUG_1 => open,
+ STAT_DEBUG_2 => open,
+ STAT_DEBUG_DATA_HANDLER_OUT => open,
+ STAT_DEBUG_IPU_HANDLER_OUT => open,
+ STAT_TRIGGER_OUT => open,
+ CTRL_MPLEX => (others => '0'),
+ IOBUF_CTRL_GEN => (others => '0'),
+ STAT_ONEWIRE => open,
+ STAT_ADDR_DEBUG => open,
+ DEBUG_LVL1_HANDLER_OUT => open
+ );
+
+ timing_trg_received_i <= TRIGGER_LEFT;
+
+---------------------------------------------------------------------------
+-- AddOn
+---------------------------------------------------------------------------
+
+---------------------------------------------------------------------------
+-- Bus Handler
+---------------------------------------------------------------------------
+ THE_BUS_HANDLER : trb_net16_regio_bus_handler
+ generic map(
+ PORT_NUMBER => 3,
+ PORT_ADDRESSES => (0 => x"d000", 1 => x"d100", 2 => x"d400", others => x"0000"),
+ PORT_ADDR_MASK => (0 => 1, 1 => 6, 2 => 5, others => 0)
+ )
+ port map(
+ CLK => clk_100_i,
+ RESET => reset_i,
+
+ DAT_ADDR_IN => regio_addr_out,
+ DAT_DATA_IN => regio_data_out,
+ DAT_DATA_OUT => regio_data_in,
+ DAT_READ_ENABLE_IN => regio_read_enable_out,
+ DAT_WRITE_ENABLE_IN => regio_write_enable_out,
+ DAT_TIMEOUT_IN => regio_timeout_out,
+ DAT_DATAREADY_OUT => regio_dataready_in,
+ DAT_WRITE_ACK_OUT => regio_write_ack_in,
+ DAT_NO_MORE_DATA_OUT => regio_no_more_data_in,
+ DAT_UNKNOWN_ADDR_OUT => regio_unknown_addr_in,
+
+ --Bus Handler (SPI CTRL)
+ BUS_READ_ENABLE_OUT(0) => spictrl_read_en,
+ BUS_WRITE_ENABLE_OUT(0) => spictrl_write_en,
+ BUS_DATA_OUT(0*32+31 downto 0*32) => spictrl_data_in,
+ BUS_ADDR_OUT(0*16) => spictrl_addr,
+ BUS_ADDR_OUT(0*16+15 downto 0*16+1) => open,
+ BUS_TIMEOUT_OUT(0) => open,
+ BUS_DATA_IN(0*32+31 downto 0*32) => spictrl_data_out,
+ BUS_DATAREADY_IN(0) => spictrl_ack,
+ BUS_WRITE_ACK_IN(0) => spictrl_ack,
+ BUS_NO_MORE_DATA_IN(0) => spictrl_busy,
+ BUS_UNKNOWN_ADDR_IN(0) => '0',
+ --Bus Handler (SPI Memory)
+ BUS_READ_ENABLE_OUT(1) => spimem_read_en,
+ BUS_WRITE_ENABLE_OUT(1) => spimem_write_en,
+ BUS_DATA_OUT(1*32+31 downto 1*32) => spimem_data_in,
+ BUS_ADDR_OUT(1*16+5 downto 1*16) => spimem_addr,
+ BUS_ADDR_OUT(1*16+15 downto 1*16+6) => open,
+ BUS_TIMEOUT_OUT(1) => open,
+ BUS_DATA_IN(1*32+31 downto 1*32) => spimem_data_out,
+ BUS_DATAREADY_IN(1) => spimem_ack,
+ BUS_WRITE_ACK_IN(1) => spimem_ack,
+ BUS_NO_MORE_DATA_IN(1) => '0',
+ BUS_UNKNOWN_ADDR_IN(1) => '0',
+ --Bus Handler (SPI DAC)
+ BUS_READ_ENABLE_OUT(2) => spidac_read_en,
+ BUS_WRITE_ENABLE_OUT(2) => spidac_write_en,
+ BUS_DATA_OUT(2*32+31 downto 2*32) => spidac_data_in,
+ BUS_ADDR_OUT(2*16+4 downto 2*16) => spidac_addr,
+ BUS_ADDR_OUT(2*16+15 downto 2*16+5) => open,
+ BUS_TIMEOUT_OUT(2) => open,
+ BUS_DATA_IN(2*32+31 downto 2*32) => spidac_data_out,
+ BUS_DATAREADY_IN(2) => spidac_ack,
+ BUS_WRITE_ACK_IN(2) => spidac_ack,
+ BUS_NO_MORE_DATA_IN(2) => spidac_busy,
+ BUS_UNKNOWN_ADDR_IN(2) => '0',
+
+ STAT_DEBUG => open
+ );
+
+---------------------------------------------------------------------------
+-- SPI / Flash
+---------------------------------------------------------------------------
+
+ THE_SPI_MASTER : spi_master
+ port map(
+ CLK_IN => clk_100_i,
+ RESET_IN => reset_i,
+ -- Slave bus
+ BUS_READ_IN => spictrl_read_en,
+ BUS_WRITE_IN => spictrl_write_en,
+ BUS_BUSY_OUT => spictrl_busy,
+ BUS_ACK_OUT => spictrl_ack,
+ BUS_ADDR_IN(0) => spictrl_addr,
+ BUS_DATA_IN => spictrl_data_in,
+ BUS_DATA_OUT => spictrl_data_out,
+ -- SPI connections
+ SPI_CS_OUT => FLASH_CS,
+ SPI_SDI_IN => FLASH_DOUT,
+ SPI_SDO_OUT => FLASH_DIN,
+ SPI_SCK_OUT => FLASH_CLK,
+ -- BRAM for read/write data
+ BRAM_A_OUT => spi_bram_addr,
+ BRAM_WR_D_IN => spi_bram_wr_d,
+ BRAM_RD_D_OUT => spi_bram_rd_d,
+ BRAM_WE_OUT => spi_bram_we,
+ -- Status lines
+ STAT => open
+ );
+
+ -- data memory for SPI accesses
+ THE_SPI_MEMORY : spi_databus_memory
+ port map(
+ CLK_IN => clk_100_i,
+ RESET_IN => reset_i,
+ -- Slave bus
+ BUS_ADDR_IN => spimem_addr,
+ BUS_READ_IN => spimem_read_en,
+ BUS_WRITE_IN => spimem_write_en,
+ BUS_ACK_OUT => spimem_ack,
+ BUS_DATA_IN => spimem_data_in,
+ BUS_DATA_OUT => spimem_data_out,
+ -- state machine connections
+ BRAM_ADDR_IN => spi_bram_addr,
+ BRAM_WR_D_OUT => spi_bram_wr_d,
+ BRAM_RD_D_IN => spi_bram_rd_d,
+ BRAM_WE_IN => spi_bram_we,
+ -- Status lines
+ STAT => open
+ );
+
+ -- dac spi entity
+ DAC_SPI : spi_ltc2600
+ port map (
+ CLK_IN => clk_100_i,
+ RESET_IN => reset_i,
+ -- Slave bus
+ BUS_READ_IN => spidac_read_en,
+ BUS_WRITE_IN => spidac_write_en,
+ BUS_BUSY_OUT => spidac_busy,
+ BUS_ACK_OUT => spidac_ack,
+ BUS_ADDR_IN => spidac_addr,
+ BUS_DATA_IN => spidac_data_in,
+ BUS_DATA_OUT => spidac_data_out,
+ -- SPI connections
+ --SPI_CS_OUT(15 downto 4) => open,
+ SPI_CS_OUT(3 downto 0) => DAC_CS(3 downto 0),
+ SPI_SDI_IN => open,
+ SPI_SDO_OUT => DAC_SDI,
+ SPI_SCK_OUT => DAC_SCK);
+
+---------------------------------------------------------------------------
+-- Reboot FPGA
+---------------------------------------------------------------------------
+ THE_FPGA_REBOOT : fpga_reboot
+ port map(
+ CLK => clk_100_i,
+ RESET => reset_i,
+ DO_REBOOT => common_ctrl_reg(15),
+ PROGRAMN => PROGRAMN
+ );
+
+---------------------------------------------------------------------------
+-- LED
+---------------------------------------------------------------------------
+ LED_GREEN <= not med_stat_op(9);
+ LED_ORANGE <= not med_stat_op(10);
+ LED_RED <= timing_trg_received_i;
+ LED_YELLOW <= not med_stat_op(11);
+
+---------------------------------------------------------------------------
+-- Test Connector - Logic Analyser
+---------------------------------------------------------------------------
+
+ TEST_LINE(0) <= spidac_write_en;
+ TEST_LINE(1) <= spidac_busy;
+ TEST_LINE(2) <= spidac_ack;
+ TEST_LINE(9 downto 3) <= spidac_data_in(6 downto 0);
+ TEST_LINE(10) <= DAC_SCK;
+ TEST_LINE(11) <= DAC_SDI;
+ TEST_LINE(15 downto 12) <= DAC_CS;
+
+-------------------------------------------------------------------------------
+-- TDC
+-------------------------------------------------------------------------------
+
+ THE_TDC : TDC
+ generic map (
+ CHANNEL_NUMBER => 40, -- Number of TDC channels
+ STATUS_REG_NR => REGIO_NUM_STAT_REGS,
+ CONTROL_REG_NR => REGIO_NUM_CTRL_REGS)
+ port map (
+ RESET => reset_i,
+ CLK_TDC => CLK_PCLK_LEFT, -- Clock used for the time measurement
+ CLK_READOUT => clk_100_i, -- Clock for the readout
+ REFERENCE_TIME => timing_trg_received_i, -- Reference time input
+ HIT_IN => hit_in_i(39 downto 1), -- Channel start signals
+ TRG_WIN_PRE => ctrl_reg(42 downto 32), -- Pre-Trigger window width
+ TRG_WIN_POST => ctrl_reg(58 downto 48), -- Post-Trigger window width
+
+ -- Trigger signals from handler
+ TRG_DATA_VALID_IN => trg_data_valid_i, -- trig data valid signal from trbnet
+ VALID_TIMING_TRG_IN => trg_timing_valid_i, -- valid timing trigger signal from trbnet
+ VALID_NOTIMING_TRG_IN => trg_notiming_valid_i, -- valid notiming signal from trbnet
+ INVALID_TRG_IN => trg_invalid_i, -- invalid trigger signal from trbnet
+ TMGTRG_TIMEOUT_IN => trg_timeout_detected_i, -- timing trigger timeout signal from trbnet
+ SPIKE_DETECTED_IN => trg_spike_detected_i,
+ MULTI_TMG_TRG_IN => trg_multiple_trg_i,
+ SPURIOUS_TRG_IN => trg_spurious_trg_i,
+
+ TRG_NUMBER_IN => trg_number_i, -- LVL1 trigger information package
+ TRG_CODE_IN => trg_code_i, --
+ TRG_INFORMATION_IN => trg_information_i, --
+ TRG_TYPE_IN => trg_type_i, -- LVL1 trigger information package
+
+ --Response to handler
+ TRG_RELEASE_OUT => fee_trg_release_i, -- trigger release signal
+ TRG_STATUSBIT_OUT => fee_trg_statusbits_i, -- status information of the tdc
+ DATA_OUT => fee_data_i, -- tdc data
+ DATA_WRITE_OUT => fee_data_write_i, -- data valid signal
+ DATA_FINISHED_OUT => fee_data_finished_i, -- readout finished signal
+ --
+ TDC_DEBUG => stat_reg,
+ LOGIC_ANALYSER_OUT => open, --TEST_LINE,
+ CONTROL_REG_IN => ctrl_reg);
+
+
+ -- For single edge measurements
+-- hit_in_i(64 downto 1) <= INP(63 downto 0);
+
+ -- For ToT Measurements
+ hit_in_i(1) <= not timing_trg_received_i;
+
+ Gen_Hit_In_Signals : for i in 1 to 19 generate
+ hit_in_i(i*2) <= INP(i-1);
+ hit_in_i(i*2+1) <= not INP(i-1);
+ end generate Gen_Hit_In_Signals;
+
+end architecture;