--- /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
+ --others yet undefined
+ --Connection to AddOn
+ SPARE_LINE : inout std_logic_vector(5 downto 0); --inputs only
+ DQUL : inout std_logic_vector(45 downto 0);
+ DQLL : inout std_logic_vector(47 downto 0);
+ DQUR : inout std_logic_vector(33 downto 0);
+ DQLR : inout std_logic_vector(35 downto 0);
+ --All DQ groups from one bank are grouped.
+ --All DQS are inserted in the DQ lines at position 6 and 7, DQ 6-9 are shifted to 8-11
+ --Order per bank is kept, i.e. adjacent numbers have adjacent pins
+ --all DQ blocks are 6+2+4=12 Pins wide, only DQUL3 is 6+2+2=10.
+ --even numbers are positive LVDS line, odd numbers are negative LVDS line
+ --DQUL can be switched to 1.8V
+ --Flash ROM & Reboot
+ FLASH_CLK : out std_logic;
+ FLASH_CS : out std_logic;
+ FLASH_CIN : 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 _with_ IO-FF
+ attribute syn_useioff of FLASH_CLK : signal is true;
+ attribute syn_useioff of FLASH_CS : signal is true;
+ attribute syn_useioff of FLASH_CIN : 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 DQLL : signal is true;
+ attribute syn_useioff of DQUL : signal is true;
+ attribute syn_useioff of DQLR : signal is true;
+ attribute syn_useioff of DQUR : signal is true;
+ attribute syn_useioff of SPARE_LINE : signal is true;
+
+
+end entity;
+
+architecture trb3_periph_arch of trb3_periph is
+ --Constants
+ constant REGIO_NUM_STAT_REGS : integer := 2;
+ constant REGIO_NUM_CTRL_REGS : integer := 2;
+
+ 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);
+
+ --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 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);
+
+ type a_t is array(0 to 33) of std_logic_vector(1000 downto 0);
+ signal c : a_t;
+
+ attribute syn_keep of c : signal is true;
+ attribute syn_preserve of c : signal is true;
+
+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
+ )
+ 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",
+ REGIO_COMPILE_TIME => std_logic_vector(to_unsigned(VERSION_NUMBER_TIME,32)),
+ REGIO_HARDWARE_VERSION => x"91000001",
+ REGIO_INIT_ADDRESS => x"f300",
+ REGIO_USE_VAR_ENDPOINT_ID => c_YES,
+ CLOCK_FREQUENCY => 100,
+ 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,
+
+ --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
+ );
+
+---------------------------------------------------------------------------
+-- AddOn
+---------------------------------------------------------------------------
+ DQLL <= (others => '0');
+ DQUL <= (others => '0');
+ DQLR <= (others => '0');
+ DQUR <= (others => '0');
+
+ gen_chains : for i in 0 to 33 generate
+ process begin
+ wait until rising_edge(clk_200_i);
+ c(i)(1000 downto 1) <= c(i)(999 downto 0);
+ c(i)(0) <= not c(i)(0) or DQUL(i);
+ DQUR(i) <= c(i)(1000);
+ if reset_i = '1' then
+ c(i)(1000 downto 0) <= (others => '0');
+ end if;
+ end process;
+
+ end generate;
+
+
+-- DQUL : inout std_logic_vector(45 downto 0);
+-- DQLL : inout std_logic_vector(47 downto 0);
+-- DQUR : inout std_logic_vector(33 downto 0);
+-- DQLR : inout std_logic_vector(35 downto 0);
+
+---------------------------------------------------------------------------
+-- Bus Handler
+---------------------------------------------------------------------------
+THE_BUS_HANDLER : trb_net16_regio_bus_handler
+ generic map(
+ PORT_NUMBER => 2,
+ PORT_ADDRESSES => (0 => x"d000", 1 => x"d100", others => x"0000"),
+ PORT_ADDR_MASK => (0 => 1, 1 => 6, 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',
+
+ 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_CIN,
+ 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
+ );
+
+---------------------------------------------------------------------------
+-- 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 <= not time_counter(26);
+ LED_YELLOW <= not med_stat_op(11);
+
+
+---------------------------------------------------------------------------
+-- Test Connector
+---------------------------------------------------------------------------
+ TEST_LINE( 7 downto 0) <= med_data_in(7 downto 0);
+ TEST_LINE( 8) <= med_dataready_in;
+ TEST_LINE( 9) <= med_dataready_out;
+ TEST_LINE(10) <= stat_reg_strobe(0);
+ TEST_LINE(15 downto 11) <= (others => '0');
+
+
+---------------------------------------------------------------------------
+-- Test Circuits
+---------------------------------------------------------------------------
+ process
+ begin
+ wait until rising_edge(clk_100_i);
+ time_counter <= time_counter + 1;
+ end process;
+
+end architecture;
\ No newline at end of file
jspc29 / trb3.git / commitdiff