1 | ----------------------------------------------------------------------------------
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2 | -- Company: ETH Zurich, Institute for Particle Physics
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3 | -- Engineer: P. Vogler, Q. Weitzel
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4 | --
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5 | -- Create Date: 08 December 2010
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6 | -- Design Name:
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7 | -- Module Name: FTM_top - Behavioral
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8 | -- Project Name:
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9 | -- Target Devices:
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10 | -- Tool versions:
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11 | -- Description: Top level entity for FTM firmware
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12 | --
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13 | --
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14 | -- Dependencies:
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15 | --
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16 | -- Revision:
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17 | -- Revision 0.01 - File Created
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18 | -- Additional Comments:
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19 | --
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20 | ----------------------------------------------------------------------------------
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21 |
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22 | library IEEE;
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23 | use IEEE.STD_LOGIC_1164.ALL;
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24 | use IEEE.STD_LOGIC_ARITH.ALL;
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25 | use IEEE.STD_LOGIC_UNSIGNED.ALL;
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26 |
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27 | ---- Uncomment the following library declaration if instantiating
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28 | ---- any Xilinx primitives in this code.
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29 | --library UNISIM;
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30 | --use UNISIM.VComponents.all;
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31 |
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32 |
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33 | entity FTM_top is
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34 | port(
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35 |
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36 | -- Clock
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37 | clk : IN STD_LOGIC; -- external clock from oscillator U47
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38 |
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39 | -- connection to the WIZnet W5300 ethernet controller
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40 | -- on IO-Bank 1
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41 | -------------------------------------------------------------------------------
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42 | -- W5300 data bus
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43 | W_D : inout STD_LOGIC_VECTOR(15 downto 0); -- 16-bit data bus to W5300
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44 |
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45 | -- W5300 address bus
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46 | W_A : out STD_LOGIC_VECTOR(9 downto 1); -- there is NO net W_A0 because
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47 | -- the W5300 is operated in the
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48 | -- 16-bit mode
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49 |
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50 | -- W5300 control signals
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51 | -- the signals W_INT, W_RD, W_WR and W_RES also go to testpoints T17
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52 | -- W_CS is also routed to testpoint JP7
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53 | W_CS : out STD_LOGIC; -- W5300 chip select
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54 | W_INT : IN STD_LOGIC; -- interrupt
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55 | W_RD : out STD_LOGIC; -- read
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56 | W_WR : out STD_LOGIC; -- write
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57 | W_RES : out STD_LOGIC; -- reset W5300 chip
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58 |
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59 | -- W5300 buffer ready indicator
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60 | W_BRDY : in STD_LOGIC_VECTOR(3 downto 0);
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61 |
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62 | -- testpoints (T18) associated with the W5300 on IO-bank 1
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63 | W_T : inout STD_LOGIC_VECTOR(3 downto 0);
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64 |
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65 |
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66 | -- SPI Interface
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67 | -- connection to the EEPROM U36 (AL25L016M) and
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68 | -- temperature sensors U45, U46, U48 and U49 (all MAX6662)
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69 | -- on IO-Bank 1
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70 | -------------------------------------------------------------------------------
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71 | S_CLK : out STD_LOGIC; -- SPI clock
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72 |
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73 | -- EEPROM
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74 | -- MOSI : out STD_LOGIC; -- master out slave in
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75 | -- MISO : in STD_LOGIC; -- master in slave out
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76 | -- EE_CS : out STD_LOGIC; -- EEPROM chip select
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77 |
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78 | -- temperature sensors U45, U46, U48 and U49
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79 | SIO : inout STD_LOGIC; -- serial IO
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80 | TS_CS : out STD_LOGIC_VECTOR(3 downto 0); -- temperature sensors chip select
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81 |
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82 |
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83 | -- Trigger primitives inputs
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84 | -- on IO-Bank 2
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85 | -------------------------------------------------------------------------------
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86 | Trig_Prim_A : in STD_LOGIC_VECTOR(9 downto 0); -- crate 0
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87 | Trig_Prim_B : in STD_LOGIC_VECTOR(9 downto 0); -- crate 1
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88 | Trig_Prim_C : in STD_LOGIC_VECTOR(9 downto 0); -- crate 2
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89 | Trig_Prim_D : in STD_LOGIC_VECTOR(9 downto 0); -- crate 3
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90 |
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91 |
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92 | -- NIM inputs
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93 | ------------------------------------------------------------------------------
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94 | -- on IO-Bank 3
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95 | ext_Trig : in STD_LOGIC_VECTOR(2 downto 1); -- external trigger input
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96 | Veto : in STD_LOGIC; -- trigger veto input
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97 | NIM_In : in STD_LOGIC_VECTOR(2 downto 0); -- auxiliary inputs
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98 |
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99 | -- on IO-Bank 0
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100 | -- alternative external clock input for FPGA
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101 | NIM_In3_GCLK : in STD_LOGIC; -- input with global clock buffer available
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102 |
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103 |
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104 | -- LEDs on IO-Banks 0 and 3
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105 | -------------------------------------------------------------------------------
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106 | LED_red : out STD_LOGIC_VECTOR(3 downto 0); -- red
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107 | LED_ye : out STD_LOGIC_VECTOR(1 downto 0); -- yellow
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108 | LED_gn : out STD_LOGIC_VECTOR(1 downto 0); -- green
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109 |
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110 |
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111 | -- Clock conditioner LMK03000
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112 | -- on IO-Bank 3
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113 | -------------------------------------------------------------------------------
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114 | CLK_Clk_Cond : out STD_LOGIC; -- MICROWIRE interface serial clock
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115 | LE_Clk_Cond : out STD_LOGIC; -- MICROWIRE interface latch enable
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116 | DATA_Clk_Cond : out STD_LOGIC; -- MICROWIRE interface data
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117 |
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118 | SYNC_Clk_Cond : out STD_LOGIC; -- global clock synchronization
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119 | LD_Clk_Cond : in STD_LOGIC; -- lock detect, should be checked for
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120 |
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121 |
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122 | -- various RS-485 Interfaces
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123 | -- on IO-Bank 3
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124 | -------------------------------------------------------------------------------
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125 | -- Bus 1: FTU slow control
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126 | Bus1_Tx_En : out STD_LOGIC; -- bus 1: transmitter enable
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127 | Bus1_Rx_En : out STD_LOGIC; -- bus 1: receiver enable
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128 |
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129 | Bus1_RxD_0 : in STD_LOGIC; -- crate 0
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130 | Bus1_TxD_0 : out STD_LOGIC;
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131 |
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132 | Bus1_RxD_1 : in STD_LOGIC; -- crate 1
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133 | Bus1_TxD_1 : out STD_LOGIC;
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134 |
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135 | Bus1_RxD_2 : in STD_LOGIC; -- crate 2
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136 | Bus1_TxD_2 : out STD_LOGIC;
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137 |
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138 | Bus1_RxD_3 : in STD_LOGIC; -- crate 3
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139 | Bus1_TxD_3 : out STD_LOGIC;
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140 |
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141 |
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142 | -- Bus 2: Trigger-ID to FAD boards
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143 | Bus2_Tx_En : out STD_LOGIC; -- bus 2: transmitter enable
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144 | Bus2_Rx_En : out STD_LOGIC; -- bus 2: receiver enable
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145 |
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146 | Bus2_RxD_0 : in STD_LOGIC; -- crate 0
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147 | Bus2_TxD_0 : out STD_LOGIC;
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148 |
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149 | Bus2_RxD_1 : in STD_LOGIC; -- crate 1
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150 | Bus2_TxD_1 : out STD_LOGIC;
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151 |
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152 | Bus2_RxD_2 : in STD_LOGIC; -- crate 2
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153 | Bus2_TxD_2 : out STD_LOGIC;
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154 |
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155 | Bus2_RxD_3 : in STD_LOGIC; -- crate 3
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156 | Bus2_TxD_3 : out STD_LOGIC;
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157 |
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158 |
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159 | -- auxiliary access
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160 | -- Aux_Rx_D : in STD_LOGIC;
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161 | -- Aux_Tx_D : out STD_LOGIC;
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162 | -- Aux_Rx_En : out STD_LOGIC; -- Rx- and Tx enable
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163 | -- Aux_Tx_En : out STD_LOGIC; -- also for auxiliary Trigger-ID
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164 |
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165 |
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166 | -- auxiliary Trigger-ID (i.e. to send the Trigger-ID to the counting hut/house/container)
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167 | -- TrID_Rx_D : in STD_LOGIC;
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168 | -- TrID_Tx_D : out STD_LOGIC;
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169 |
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170 |
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171 | -- Crate-Resets
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172 | -- on IO-Bank 3
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173 | -------------------------------------------------------------------------------
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174 | Crate_Res0 : out STD_LOGIC;
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175 | Crate_Res1 : out STD_LOGIC;
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176 | Crate_Res2 : out STD_LOGIC;
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177 | Crate_Res3 : out STD_LOGIC;
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178 |
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179 |
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180 | -- Busy signals from the FAD boards
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181 | -- on IO-Bank 3
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182 | -------------------------------------------------------------------------------
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183 | Busy0 : in STD_LOGIC;
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184 | Busy1 : in STD_LOGIC;
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185 | Busy2 : in STD_LOGIC;
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186 | Busy3 : in STD_LOGIC;
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187 |
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188 |
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189 | -- NIM outputs
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190 | -- on IO-Bank 0
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191 | -- LVDS output at the FPGA followed by LVDS to NIM conversion stage
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192 | -------------------------------------------------------------------------------
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193 | -- calibration
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194 | -- Cal_NIM1_p : out STD_LOGIC; -- Cal_NIM1+
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195 | -- Cal_NIM1_n : out STD_LOGIC; -- Cal_NIM1-
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196 | -- Cal_NIM2_p : out STD_LOGIC; -- Cal_NIM2+
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197 | -- Cal_NIM2_n : out STD_LOGIC; -- Cal_NIM2-
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198 |
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199 | -- auxiliarry / spare NIM outputs
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200 | -- NIM_Out0_p : out STD_LOGIC; -- NIM_Out0+
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201 | -- NIM_Out0_n : out STD_LOGIC; -- NIM_Out0-
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202 | -- NIM_Out1_p : out STD_LOGIC; -- NIM_Out1+
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203 | -- NIM_Out1_n : out STD_LOGIC; -- NIM_Out1-
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204 |
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205 |
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206 | -- fast control signal outputs
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207 | -- LVDS output at the FPGA followed by LVDS to NIM conversion stage
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208 | -------------------------------------------------------------------------------
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209 | RES_p : out STD_LOGIC; -- RES+ Reset
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210 | RES_n : out STD_LOGIC; -- RES- IO-Bank 0
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211 |
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212 | TRG_p : out STD_LOGIC; -- TRG+ Trigger
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213 | TRG_n : out STD_LOGIC; -- TRG- IO-Bank 0
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214 |
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215 | TIM_Run_p : out STD_LOGIC; -- TIM_Run+ Time Marker
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216 | TIM_Run_n : out STD_LOGIC; -- TIM_Run- IO-Bank 2
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217 | TIM_Sel : out STD_LOGIC; -- Time Marker selector on IO-Bank 2
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218 |
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219 | -- CLD_FPGA : in STD_LOGIC; -- DRS-Clock feedback into FPGA
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220 |
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221 |
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222 | -- LVDS calibration outputs
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223 | -- on IO-Bank 0
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224 | -------------------------------------------------------------------------------
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225 | -- to connector J13
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226 | -- for light pulsar in the mirror dish
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227 | Cal_0_p : out STD_LOGIC;
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228 | Cal_0_n : out STD_LOGIC;
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229 | Cal_1_p : out STD_LOGIC;
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230 | Cal_1_n : out STD_LOGIC;
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231 | Cal_2_p : out STD_LOGIC;
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232 | Cal_2_n : out STD_LOGIC;
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233 | Cal_3_p : out STD_LOGIC;
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234 | Cal_3_n : out STD_LOGIC;
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235 |
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236 | -- to connector J12
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237 | -- for light pulsar inside shutter
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238 | Cal_4_p : out STD_LOGIC;
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239 | Cal_4_n : out STD_LOGIC;
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240 | Cal_5_p : out STD_LOGIC;
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241 | Cal_5_n : out STD_LOGIC;
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242 | Cal_6_p : out STD_LOGIC;
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243 | Cal_6_n : out STD_LOGIC;
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244 | Cal_7_p : out STD_LOGIC;
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245 | Cal_7_n : out STD_LOGIC
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246 |
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247 |
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248 | -- Testpoints
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249 | -------------------------------------------------------------------------------
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250 | -- TP : inout STD_LOGIC_VECTOR(32 downto 0);
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251 | -- TP_in : in STD_LOGIC_VECTOR(34 downto 33); -- input only
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252 |
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253 | -- Board ID - inputs
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254 | -- local board-ID "solder programmable"
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255 | -- all on 'input only' pins
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256 | -------------------------------------------------------------------------------
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257 | -- brd_id : in STD_LOGIC_VECTOR(7 downto 0) -- input only
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258 |
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259 | );
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260 | end FTM_top;
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261 |
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262 | architecture Behavioral of FTM_top is
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263 |
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264 | begin
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265 |
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266 | end Behavioral;
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267 |
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268 |
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269 |
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270 |
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