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1 | 1 | ------------------------------------------------------------------------------ |
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2 | 2 | -- This file is a part of the LPP VHDL IP LIBRARY |
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3 | 3 | -- Copyright (C) 2009 - 2010, Laboratory of Plasmas Physic - CNRS |
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4 | 4 | -- |
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5 | 5 | -- This program is free software; you can redistribute it and/or modify |
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6 | 6 | -- it under the terms of the GNU General Public License as published by |
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7 | 7 | -- the Free Software Foundation; either version 3 of the License, or |
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8 | 8 | -- (at your option) any later version. |
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9 | 9 | -- |
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10 | 10 | -- This program is distributed in the hope that it will be useful, |
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11 | 11 | -- but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 | 12 | -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 | 13 | -- GNU General Public License for more details. |
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14 | 14 | -- |
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15 | 15 | -- You should have received a copy of the GNU General Public License |
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16 | 16 | -- along with this program; if not, write to the Free Software |
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17 | 17 | -- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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18 | 18 | ------------------------------------------------------------------------------- |
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19 | 19 | -- Author : Jean-christophe Pellion |
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20 | 20 | -- Mail : jean-christophe.pellion@lpp.polytechnique.fr |
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21 | 21 | ------------------------------------------------------------------------------- |
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22 | 22 | LIBRARY IEEE; |
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23 | 23 | USE IEEE.numeric_std.ALL; |
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24 | 24 | USE IEEE.std_logic_1164.ALL; |
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25 | 25 | LIBRARY grlib; |
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26 | 26 | USE grlib.amba.ALL; |
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27 | 27 | USE grlib.stdlib.ALL; |
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28 | 28 | LIBRARY techmap; |
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29 | 29 | USE techmap.gencomp.ALL; |
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30 | 30 | LIBRARY gaisler; |
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31 | 31 | USE gaisler.memctrl.ALL; |
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32 | 32 | USE gaisler.leon3.ALL; |
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33 | 33 | USE gaisler.uart.ALL; |
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34 | 34 | USE gaisler.misc.ALL; |
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35 | 35 | USE gaisler.spacewire.ALL; |
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36 | 36 | LIBRARY esa; |
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37 | 37 | USE esa.memoryctrl.ALL; |
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38 | 38 | LIBRARY lpp; |
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39 | 39 | USE lpp.lpp_memory.ALL; |
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40 | 40 | USE lpp.lpp_ad_conv.ALL; |
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41 | 41 | USE lpp.lpp_lfr_pkg.ALL; -- contains lpp_lfr, not in the 206 rev of the VHD_Lib |
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42 | 42 | USE lpp.lpp_top_lfr_pkg.ALL; -- contains top_wf_picker |
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43 | 43 | USE lpp.iir_filter.ALL; |
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44 | 44 | USE lpp.general_purpose.ALL; |
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45 | 45 | USE lpp.lpp_lfr_management.ALL; |
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46 | 46 | USE lpp.lpp_leon3_soc_pkg.ALL; |
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47 | 47 | |
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48 | 48 | ENTITY LFR_em IS |
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49 | 49 | |
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50 | 50 | PORT ( |
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51 | 51 | clk100MHz : IN STD_ULOGIC; |
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52 | 52 | clk49_152MHz : IN STD_ULOGIC; |
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53 | 53 | reset : IN STD_ULOGIC; |
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54 | 54 | |
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55 | 55 | -- TAG -------------------------------------------------------------------- |
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56 | 56 | TAG1 : IN STD_ULOGIC; -- DSU rx data |
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57 | 57 | TAG3 : OUT STD_ULOGIC; -- DSU tx data |
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58 | 58 | -- UART APB --------------------------------------------------------------- |
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59 | 59 | TAG2 : IN STD_ULOGIC; -- UART1 rx data |
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60 | 60 | TAG4 : OUT STD_ULOGIC; -- UART1 tx data |
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61 | 61 | -- RAM -------------------------------------------------------------------- |
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62 | 62 | address : OUT STD_LOGIC_VECTOR(19 DOWNTO 0); |
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63 | 63 | data : INOUT STD_LOGIC_VECTOR(31 DOWNTO 0); |
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64 | 64 | nSRAM_BE0 : OUT STD_LOGIC; |
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65 | 65 | nSRAM_BE1 : OUT STD_LOGIC; |
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66 | 66 | nSRAM_BE2 : OUT STD_LOGIC; |
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67 | 67 | nSRAM_BE3 : OUT STD_LOGIC; |
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68 | 68 | nSRAM_WE : OUT STD_LOGIC; |
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69 | 69 | nSRAM_CE : OUT STD_LOGIC; |
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70 | 70 | nSRAM_OE : OUT STD_LOGIC; |
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71 | 71 | -- SPW -------------------------------------------------------------------- |
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72 | 72 | spw1_din : IN STD_LOGIC; |
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73 | 73 | spw1_sin : IN STD_LOGIC; |
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74 | 74 | spw1_dout : OUT STD_LOGIC; |
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75 | 75 | spw1_sout : OUT STD_LOGIC; |
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76 | 76 | spw2_din : IN STD_LOGIC; |
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77 | 77 | spw2_sin : IN STD_LOGIC; |
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78 | 78 | spw2_dout : OUT STD_LOGIC; |
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79 | 79 | spw2_sout : OUT STD_LOGIC; |
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80 | 80 | -- ADC -------------------------------------------------------------------- |
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81 | 81 | bias_fail_sw : OUT STD_LOGIC; |
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82 | 82 | ADC_OEB_bar_CH : OUT STD_LOGIC_VECTOR(7 DOWNTO 0); |
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83 | 83 | ADC_smpclk : OUT STD_LOGIC; |
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84 | 84 | ADC_data : IN STD_LOGIC_VECTOR(13 DOWNTO 0); |
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85 | 85 | -- HK --------------------------------------------------------------------- |
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86 | 86 | HK_smpclk : OUT STD_LOGIC; |
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87 | 87 | ADC_OEB_bar_HK : OUT STD_LOGIC; |
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88 | 88 | HK_SEL : OUT STD_LOGIC_VECTOR(1 DOWNTO 0); |
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89 | 89 | --------------------------------------------------------------------------- |
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90 | 90 | TAG8 : OUT STD_LOGIC; |
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91 | 91 | led : OUT STD_LOGIC_VECTOR(2 DOWNTO 0) |
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92 | 92 | ); |
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93 | 93 | |
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94 | 94 | END LFR_em; |
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95 | 95 | |
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96 | 96 | |
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97 | 97 | ARCHITECTURE beh OF LFR_em IS |
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98 | 98 | SIGNAL clk_50_s : STD_LOGIC := '0'; |
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99 | 99 | SIGNAL clk_25 : STD_LOGIC := '0'; |
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100 | 100 | SIGNAL clk_24 : STD_LOGIC := '0'; |
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101 | 101 | ----------------------------------------------------------------------------- |
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102 | 102 | SIGNAL coarse_time : STD_LOGIC_VECTOR(31 DOWNTO 0); |
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103 | 103 | SIGNAL fine_time : STD_LOGIC_VECTOR(15 DOWNTO 0); |
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104 | 104 | |
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105 | 105 | -- CONSTANTS |
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106 | 106 | CONSTANT CFG_PADTECH : INTEGER := inferred; |
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107 | 107 | CONSTANT NB_APB_SLAVE : INTEGER := 11; -- 3 = grspw + waveform picker + time manager, 11 allows pindex = f |
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108 | 108 | CONSTANT NB_AHB_SLAVE : INTEGER := 1; |
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109 | 109 | CONSTANT NB_AHB_MASTER : INTEGER := 2; -- 2 = grspw + waveform picker |
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110 | 110 | |
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111 | 111 | SIGNAL apbi_ext : apb_slv_in_type; |
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112 | 112 | SIGNAL apbo_ext : soc_apb_slv_out_vector(NB_APB_SLAVE-1+5 DOWNTO 5) := (OTHERS => apb_none); |
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113 | 113 | SIGNAL ahbi_s_ext : ahb_slv_in_type; |
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114 | 114 | SIGNAL ahbo_s_ext : soc_ahb_slv_out_vector(NB_AHB_SLAVE-1+3 DOWNTO 3) := (OTHERS => ahbs_none); |
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115 | 115 | SIGNAL ahbi_m_ext : AHB_Mst_In_Type; |
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116 | 116 | SIGNAL ahbo_m_ext : soc_ahb_mst_out_vector(NB_AHB_MASTER-1+1 DOWNTO 1) := (OTHERS => ahbm_none); |
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117 | 117 | |
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118 | 118 | -- Spacewire signals |
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119 | 119 | SIGNAL dtmp : STD_LOGIC_VECTOR(1 DOWNTO 0); |
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120 | 120 | SIGNAL stmp : STD_LOGIC_VECTOR(1 DOWNTO 0); |
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121 | 121 | SIGNAL spw_rxclk : STD_LOGIC_VECTOR(1 DOWNTO 0); |
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122 | 122 | SIGNAL spw_rxtxclk : STD_ULOGIC; |
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123 | 123 | SIGNAL spw_rxclkn : STD_ULOGIC; |
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124 | 124 | SIGNAL spw_clk : STD_LOGIC; |
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125 | 125 | SIGNAL swni : grspw_in_type; |
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126 | 126 | SIGNAL swno : grspw_out_type; |
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127 | 127 | |
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128 | 128 | --GPIO |
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129 | 129 | SIGNAL gpioi : gpio_in_type; |
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130 | 130 | SIGNAL gpioo : gpio_out_type; |
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131 | 131 | |
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132 | 132 | -- AD Converter ADS7886 |
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133 | 133 | SIGNAL sample : Samples14v(8 DOWNTO 0); |
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134 | 134 | SIGNAL sample_s : Samples(8 DOWNTO 0); |
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135 | 135 | SIGNAL sample_val : STD_LOGIC; |
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136 | 136 | SIGNAL ADC_OEB_bar_CH_s : STD_LOGIC_VECTOR(8 DOWNTO 0); |
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137 | 137 | |
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138 | 138 | ----------------------------------------------------------------------------- |
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139 | 139 | SIGNAL observation_reg : STD_LOGIC_VECTOR(31 DOWNTO 0); |
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140 | 140 | |
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141 | 141 | ----------------------------------------------------------------------------- |
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142 | 142 | SIGNAL rstn : STD_LOGIC; |
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143 | 143 | |
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144 | 144 | SIGNAL LFR_soft_rstn : STD_LOGIC; |
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145 | 145 | SIGNAL LFR_rstn : STD_LOGIC; |
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146 | 146 | |
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147 | 147 | SIGNAL ADC_smpclk_s : STD_LOGIC; |
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148 | 148 | ----------------------------------------------------------------------------- |
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149 | 149 | SIGNAL nSRAM_CE_s : STD_LOGIC_VECTOR(1 DOWNTO 0); |
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150 | 150 | |
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151 | 151 | BEGIN -- beh |
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152 | 152 | |
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153 | 153 | ----------------------------------------------------------------------------- |
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154 | 154 | -- CLK |
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155 | 155 | ----------------------------------------------------------------------------- |
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156 | 156 | rst0 : rstgen PORT MAP (reset, clk_25, '1', rstn, OPEN); |
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157 | 157 | |
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158 | 158 | PROCESS(clk100MHz) |
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159 | 159 | BEGIN |
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160 | 160 | IF clk100MHz'EVENT AND clk100MHz = '1' THEN |
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161 | 161 | clk_50_s <= NOT clk_50_s; |
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162 | 162 | END IF; |
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163 | 163 | END PROCESS; |
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164 | 164 | |
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165 | 165 | PROCESS(clk_50_s) |
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166 | 166 | BEGIN |
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167 | 167 | IF clk_50_s'EVENT AND clk_50_s = '1' THEN |
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168 | 168 | clk_25 <= NOT clk_25; |
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169 | 169 | END IF; |
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170 | 170 | END PROCESS; |
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171 | 171 | |
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172 | 172 | PROCESS(clk49_152MHz) |
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173 | 173 | BEGIN |
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174 | 174 | IF clk49_152MHz'EVENT AND clk49_152MHz = '1' THEN |
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175 | 175 | clk_24 <= NOT clk_24; |
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176 | 176 | END IF; |
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177 | 177 | END PROCESS; |
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178 | 178 | |
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179 | 179 | ----------------------------------------------------------------------------- |
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180 | 180 | |
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181 | 181 | PROCESS (clk_25, rstn) |
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182 | 182 | BEGIN -- PROCESS |
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183 | 183 | IF rstn = '0' THEN -- asynchronous reset (active low) |
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184 | 184 | led(0) <= '0'; |
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185 | 185 | led(1) <= '0'; |
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186 | 186 | led(2) <= '0'; |
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187 | 187 | ELSIF clk_25'EVENT AND clk_25 = '1' THEN -- rising clock edge |
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188 | 188 | led(0) <= '0'; |
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189 | 189 | led(1) <= '1'; |
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190 | 190 | led(2) <= '1'; |
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191 | 191 | END IF; |
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192 | 192 | END PROCESS; |
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193 | 193 | |
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194 | 194 | -- |
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195 | 195 | leon3_soc_1 : leon3_soc |
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196 | 196 | GENERIC MAP ( |
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197 | 197 | fabtech => apa3e, |
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198 | 198 | memtech => apa3e, |
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199 | 199 | padtech => inferred, |
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200 | 200 | clktech => inferred, |
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201 | 201 | disas => 0, |
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202 | 202 | dbguart => 0, |
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203 | 203 | pclow => 2, |
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204 | 204 | clk_freq => 25000, |
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205 | IS_RADHARD => 0, | |
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205 | 206 | NB_CPU => 1, |
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206 | 207 | ENABLE_FPU => 1, |
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207 | 208 | FPU_NETLIST => 0, |
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208 | 209 | ENABLE_DSU => 1, |
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209 | 210 | ENABLE_AHB_UART => 1, |
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210 | 211 | ENABLE_APB_UART => 1, |
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211 | 212 | ENABLE_IRQMP => 1, |
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212 | 213 | ENABLE_GPT => 1, |
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213 | 214 | NB_AHB_MASTER => NB_AHB_MASTER, |
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214 | 215 | NB_AHB_SLAVE => NB_AHB_SLAVE, |
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215 | 216 | NB_APB_SLAVE => NB_APB_SLAVE, |
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216 | 217 | ADDRESS_SIZE => 20, |
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217 | 218 | USES_IAP_MEMCTRLR => 0) |
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218 | 219 | PORT MAP ( |
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219 | 220 | clk => clk_25, |
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220 | 221 | reset => rstn, |
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221 | 222 | errorn => OPEN, |
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222 | 223 | |
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223 | 224 | ahbrxd => TAG1, |
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224 | 225 | ahbtxd => TAG3, |
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225 | 226 | urxd1 => TAG2, |
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226 | 227 | utxd1 => TAG4, |
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227 | 228 | |
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228 | 229 | address => address, |
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229 | 230 | data => data, |
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230 | 231 | nSRAM_BE0 => nSRAM_BE0, |
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231 | 232 | nSRAM_BE1 => nSRAM_BE1, |
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232 | 233 | nSRAM_BE2 => nSRAM_BE2, |
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233 | 234 | nSRAM_BE3 => nSRAM_BE3, |
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234 | 235 | nSRAM_WE => nSRAM_WE, |
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235 | 236 | nSRAM_CE => nSRAM_CE_s, |
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236 | 237 | nSRAM_OE => nSRAM_OE, |
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237 | 238 | nSRAM_READY => '0', |
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238 | 239 | SRAM_MBE => OPEN, |
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239 | 240 | |
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240 | 241 | apbi_ext => apbi_ext, |
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241 | 242 | apbo_ext => apbo_ext, |
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242 | 243 | ahbi_s_ext => ahbi_s_ext, |
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243 | 244 | ahbo_s_ext => ahbo_s_ext, |
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244 | 245 | ahbi_m_ext => ahbi_m_ext, |
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245 | 246 | ahbo_m_ext => ahbo_m_ext); |
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246 | 247 | |
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247 | 248 | |
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248 | 249 | nSRAM_CE <= nSRAM_CE_s(0); |
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249 | 250 | |
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250 | 251 | ------------------------------------------------------------------------------- |
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251 | 252 | -- APB_LFR_TIME_MANAGEMENT ---------------------------------------------------- |
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252 | 253 | ------------------------------------------------------------------------------- |
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253 | 254 | apb_lfr_management_1 : apb_lfr_management |
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254 | 255 | GENERIC MAP ( |
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255 | 256 | pindex => 6, |
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256 | 257 | paddr => 6, |
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257 | 258 | pmask => 16#fff#, |
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258 | 259 | FIRST_DIVISION => 374, -- ((49.152/2) /2^16) - 1 = 375 - 1 = 374 |
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259 | 260 | NB_SECOND_DESYNC => 60) -- 60 secondes of desynchronization before CoarseTime's MSB is Set |
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260 | 261 | PORT MAP ( |
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261 | 262 | clk25MHz => clk_25, |
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262 | 263 | clk24_576MHz => clk_24, -- 49.152MHz/2 |
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263 | 264 | resetn => rstn, |
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264 | 265 | grspw_tick => swno.tickout, |
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265 | 266 | apbi => apbi_ext, |
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266 | 267 | apbo => apbo_ext(6), |
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267 | 268 | |
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268 | 269 | HK_sample => sample_s(8), |
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269 | 270 | HK_val => sample_val, |
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270 | 271 | HK_sel => HK_SEL, |
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271 | 272 | |
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272 | 273 | coarse_time => coarse_time, |
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273 | 274 | fine_time => fine_time, |
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274 | 275 | LFR_soft_rstn => LFR_soft_rstn |
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275 | 276 | ); |
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276 | 277 | |
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277 | 278 | ----------------------------------------------------------------------- |
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278 | 279 | --- SpaceWire -------------------------------------------------------- |
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279 | 280 | ----------------------------------------------------------------------- |
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280 | 281 | |
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281 | 282 | -- SPW_EN <= '1'; |
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282 | 283 | |
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283 | 284 | spw_clk <= clk_50_s; |
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284 | 285 | spw_rxtxclk <= spw_clk; |
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285 | 286 | spw_rxclkn <= NOT spw_rxtxclk; |
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286 | 287 | |
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287 | 288 | -- PADS for SPW1 |
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288 | 289 | spw1_rxd_pad : inpad GENERIC MAP (tech => inferred) |
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289 | 290 | PORT MAP (spw1_din, dtmp(0)); |
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290 | 291 | spw1_rxs_pad : inpad GENERIC MAP (tech => inferred) |
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291 | 292 | PORT MAP (spw1_sin, stmp(0)); |
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292 | 293 | spw1_txd_pad : outpad GENERIC MAP (tech => inferred) |
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293 | 294 | PORT MAP (spw1_dout, swno.d(0)); |
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294 | 295 | spw1_txs_pad : outpad GENERIC MAP (tech => inferred) |
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295 | 296 | PORT MAP (spw1_sout, swno.s(0)); |
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296 | 297 | -- PADS FOR SPW2 |
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297 | 298 | spw2_rxd_pad : inpad GENERIC MAP (tech => inferred) -- bad naming of the MINI-LFR /!\ |
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298 | 299 | PORT MAP (spw2_din, dtmp(1)); |
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299 | 300 | spw2_rxs_pad : inpad GENERIC MAP (tech => inferred) -- bad naming of the MINI-LFR /!\ |
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300 | 301 | PORT MAP (spw2_sin, stmp(1)); |
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301 | 302 | spw2_txd_pad : outpad GENERIC MAP (tech => inferred) |
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302 | 303 | PORT MAP (spw2_dout, swno.d(1)); |
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303 | 304 | spw2_txs_pad : outpad GENERIC MAP (tech => inferred) |
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304 | 305 | PORT MAP (spw2_sout, swno.s(1)); |
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305 | 306 | |
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306 | 307 | -- GRSPW PHY |
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307 | 308 | --spw1_input: if CFG_SPW_GRSPW = 1 generate |
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308 | 309 | spw_inputloop : FOR j IN 0 TO 1 GENERATE |
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309 | 310 | spw_phy0 : grspw_phy |
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310 | 311 | GENERIC MAP( |
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311 | 312 | tech => apa3e, |
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312 | 313 | rxclkbuftype => 1, |
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313 | 314 | scantest => 0) |
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314 | 315 | PORT MAP( |
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315 | 316 | rxrst => swno.rxrst, |
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316 | 317 | di => dtmp(j), |
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317 | 318 | si => stmp(j), |
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318 | 319 | rxclko => spw_rxclk(j), |
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319 | 320 | do => swni.d(j), |
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320 | 321 | ndo => swni.nd(j*5+4 DOWNTO j*5), |
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321 | 322 | dconnect => swni.dconnect(j*2+1 DOWNTO j*2)); |
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322 | 323 | END GENERATE spw_inputloop; |
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323 | 324 | |
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324 | 325 | -- SPW core |
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325 | 326 | sw0 : grspwm GENERIC MAP( |
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326 | 327 | tech => apa3e, |
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327 | 328 | hindex => 1, |
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328 | 329 | pindex => 5, |
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329 | 330 | paddr => 5, |
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330 | 331 | pirq => 11, |
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331 | 332 | sysfreq => 25000, -- CPU_FREQ |
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332 | 333 | rmap => 1, |
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333 | 334 | rmapcrc => 1, |
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334 | 335 | fifosize1 => 16, |
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335 | 336 | fifosize2 => 16, |
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336 | 337 | rxclkbuftype => 1, |
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337 | 338 | rxunaligned => 0, |
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338 | 339 | rmapbufs => 4, |
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339 | 340 | ft => 0, |
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340 | 341 | netlist => 0, |
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341 | 342 | ports => 2, |
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342 | 343 | --dmachan => CFG_SPW_DMACHAN, -- not used byt the spw core 1 |
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343 | 344 | memtech => apa3e, |
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344 | 345 | destkey => 2, |
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345 | 346 | spwcore => 1 |
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346 | 347 | --input_type => CFG_SPW_INPUT, -- not used byt the spw core 1 |
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347 | 348 | --output_type => CFG_SPW_OUTPUT, -- not used byt the spw core 1 |
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348 | 349 | --rxtx_sameclk => CFG_SPW_RTSAME -- not used byt the spw core 1 |
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349 | 350 | ) |
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350 | 351 | PORT MAP(rstn, clk_25, spw_rxclk(0), |
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351 | 352 | spw_rxclk(1), spw_rxtxclk, spw_rxtxclk, |
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352 | 353 | ahbi_m_ext, ahbo_m_ext(1), apbi_ext, apbo_ext(5), |
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353 | 354 | swni, swno); |
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354 | 355 | |
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355 | 356 | swni.tickin <= '0'; |
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356 | 357 | swni.rmapen <= '1'; |
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357 | 358 | swni.clkdiv10 <= "00000100"; -- 10 MHz / (4 + 1) = 10 MHz |
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358 | 359 | swni.tickinraw <= '0'; |
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359 | 360 | swni.timein <= (OTHERS => '0'); |
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360 | 361 | swni.dcrstval <= (OTHERS => '0'); |
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361 | 362 | swni.timerrstval <= (OTHERS => '0'); |
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362 | 363 | |
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363 | 364 | ------------------------------------------------------------------------------- |
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364 | 365 | -- LFR ------------------------------------------------------------------------ |
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365 | 366 | ------------------------------------------------------------------------------- |
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366 | 367 | LFR_rstn <= LFR_soft_rstn AND rstn; |
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367 | 368 | |
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368 | 369 | lpp_lfr_1 : lpp_lfr |
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369 | 370 | GENERIC MAP ( |
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370 | 371 | Mem_use => use_RAM, |
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371 | 372 | nb_data_by_buffer_size => 32, |
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372 | 373 | --nb_word_by_buffer_size => 30, |
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373 | 374 | nb_snapshot_param_size => 32, |
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374 | 375 | delta_vector_size => 32, |
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375 | 376 | delta_vector_size_f0_2 => 7, -- log2(96) |
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376 | 377 | pindex => 15, |
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377 | 378 | paddr => 15, |
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378 | 379 | pmask => 16#fff#, |
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379 | 380 | pirq_ms => 6, |
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380 | 381 | pirq_wfp => 14, |
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381 | 382 | hindex => 2, |
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382 |
top_lfr_version => X"01013 |
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383 | top_lfr_version => X"010139") -- aa.bb.cc version | |
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383 | 384 | -- AA : BOARD NUMBER |
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384 | 385 | -- 0 => MINI_LFR |
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385 | 386 | -- 1 => EM |
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386 | 387 | PORT MAP ( |
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387 | 388 | clk => clk_25, |
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388 | 389 | rstn => LFR_rstn, |
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389 | 390 | sample_B => sample_s(2 DOWNTO 0), |
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390 | 391 | sample_E => sample_s(7 DOWNTO 3), |
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391 | 392 | sample_val => sample_val, |
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392 | 393 | apbi => apbi_ext, |
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393 | 394 | apbo => apbo_ext(15), |
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394 | 395 | ahbi => ahbi_m_ext, |
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395 | 396 | ahbo => ahbo_m_ext(2), |
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396 | 397 | coarse_time => coarse_time, |
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397 | 398 | fine_time => fine_time, |
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398 | 399 | data_shaping_BW => bias_fail_sw, |
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399 | 400 | debug_vector => OPEN, |
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400 | 401 | debug_vector_ms => OPEN); --, |
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401 | 402 | --observation_vector_0 => OPEN, |
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402 | 403 | --observation_vector_1 => OPEN, |
|
403 | 404 | --observation_reg => observation_reg); |
|
404 | 405 | |
|
405 | 406 | |
|
406 | 407 | all_sample : FOR I IN 7 DOWNTO 0 GENERATE |
|
407 | 408 | sample_s(I) <= sample(I) & '0' & '0'; |
|
408 | 409 | END GENERATE all_sample; |
|
409 | 410 | sample_s(8) <= sample(8)(13) & sample(8)(13) & sample(8); |
|
410 | 411 | |
|
411 | 412 | ----------------------------------------------------------------------------- |
|
412 | 413 | -- |
|
413 | 414 | ----------------------------------------------------------------------------- |
|
414 | 415 | top_ad_conv_RHF1401_withFilter_1 : top_ad_conv_RHF1401_withFilter |
|
415 | 416 | GENERIC MAP ( |
|
416 | 417 | ChanelCount => 9, |
|
417 | 418 | ncycle_cnv_high => 13, |
|
418 | 419 | ncycle_cnv => 25, |
|
419 | 420 | FILTER_ENABLED => 16#FF#) |
|
420 | 421 | PORT MAP ( |
|
421 | 422 | cnv_clk => clk_24, |
|
422 | 423 | cnv_rstn => rstn, |
|
423 | 424 | cnv => ADC_smpclk_s, |
|
424 | 425 | clk => clk_25, |
|
425 | 426 | rstn => rstn, |
|
426 | 427 | ADC_data => ADC_data, |
|
427 | 428 | ADC_nOE => ADC_OEB_bar_CH_s, |
|
428 | 429 | sample => sample, |
|
429 | 430 | sample_val => sample_val); |
|
430 | 431 | |
|
431 | 432 | ADC_OEB_bar_CH <= ADC_OEB_bar_CH_s(7 DOWNTO 0); |
|
432 | 433 | |
|
433 | 434 | ADC_smpclk <= ADC_smpclk_s; |
|
434 | 435 | HK_smpclk <= ADC_smpclk_s; |
|
435 | 436 | |
|
436 | 437 | TAG8 <= ADC_smpclk_s; |
|
437 | 438 | |
|
438 | 439 | ----------------------------------------------------------------------------- |
|
439 | 440 | -- HK |
|
440 | 441 | ----------------------------------------------------------------------------- |
|
441 | 442 | ADC_OEB_bar_HK <= ADC_OEB_bar_CH_s(8); |
|
442 | 443 | |
|
443 | 444 | END beh; |
@@ -1,387 +1,396 | |||
|
1 | 1 | ---------------------------------------------------------------------------------- |
|
2 | 2 | -- Company: |
|
3 | 3 | -- Engineer: |
|
4 | 4 | -- |
|
5 | 5 | -- Create Date: 11:17:05 07/02/2012 |
|
6 | 6 | -- Design Name: |
|
7 | 7 | -- Module Name: apb_lfr_time_management - Behavioral |
|
8 | 8 | -- Project Name: |
|
9 | 9 | -- Target Devices: |
|
10 | 10 | -- Tool versions: |
|
11 | 11 | -- Description: |
|
12 | 12 | -- |
|
13 | 13 | -- Dependencies: |
|
14 | 14 | -- |
|
15 | 15 | -- Revision: |
|
16 | 16 | -- Revision 0.01 - File Created |
|
17 | 17 | -- Additional Comments: |
|
18 | 18 | -- |
|
19 | 19 | ---------------------------------------------------------------------------------- |
|
20 | 20 | LIBRARY IEEE; |
|
21 | 21 | USE IEEE.STD_LOGIC_1164.ALL; |
|
22 | 22 | USE IEEE.NUMERIC_STD.ALL; |
|
23 | 23 | LIBRARY grlib; |
|
24 | 24 | USE grlib.amba.ALL; |
|
25 | 25 | USE grlib.stdlib.ALL; |
|
26 | 26 | USE grlib.devices.ALL; |
|
27 | 27 | LIBRARY lpp; |
|
28 | 28 | USE lpp.apb_devices_list.ALL; |
|
29 | 29 | USE lpp.general_purpose.ALL; |
|
30 | 30 | USE lpp.lpp_lfr_management.ALL; |
|
31 | 31 | USE lpp.lpp_lfr_management_apbreg_pkg.ALL; |
|
32 | 32 | |
|
33 | 33 | |
|
34 | 34 | ENTITY apb_lfr_management IS |
|
35 | 35 | |
|
36 | 36 | GENERIC( |
|
37 | 37 | pindex : INTEGER := 0; --! APB slave index |
|
38 | 38 | paddr : INTEGER := 0; --! ADDR field of the APB BAR |
|
39 | 39 | pmask : INTEGER := 16#fff#; --! MASK field of the APB BAR |
|
40 | 40 | FIRST_DIVISION : INTEGER := 374; |
|
41 | 41 | NB_SECOND_DESYNC : INTEGER := 60 |
|
42 | 42 | ); |
|
43 | 43 | |
|
44 | 44 | PORT ( |
|
45 | 45 | clk25MHz : IN STD_LOGIC; --! Clock |
|
46 | 46 | clk24_576MHz : IN STD_LOGIC; --! secondary clock |
|
47 | 47 | resetn : IN STD_LOGIC; --! Reset |
|
48 | 48 | |
|
49 | 49 | grspw_tick : IN STD_LOGIC; --! grspw signal asserted when a valid time-code is received |
|
50 | 50 | |
|
51 | 51 | apbi : IN apb_slv_in_type; --! APB slave input signals |
|
52 | 52 | apbo : OUT apb_slv_out_type; --! APB slave output signals |
|
53 | 53 | --------------------------------------------------------------------------- |
|
54 | 54 | HK_sample : IN STD_LOGIC_VECTOR(15 DOWNTO 0); |
|
55 | 55 | HK_val : IN STD_LOGIC; |
|
56 | 56 | HK_sel : OUT STD_LOGIC_VECTOR(1 DOWNTO 0); |
|
57 | 57 | --------------------------------------------------------------------------- |
|
58 | 58 | coarse_time : OUT STD_LOGIC_VECTOR(31 DOWNTO 0); --! coarse time |
|
59 | 59 | fine_time : OUT STD_LOGIC_VECTOR(15 DOWNTO 0); --! fine TIME |
|
60 | 60 | --------------------------------------------------------------------------- |
|
61 | 61 | LFR_soft_rstn : OUT STD_LOGIC |
|
62 | 62 | ); |
|
63 | 63 | |
|
64 | 64 | END apb_lfr_management; |
|
65 | 65 | |
|
66 | 66 | ARCHITECTURE Behavioral OF apb_lfr_management IS |
|
67 | 67 | |
|
68 | 68 | CONSTANT REVISION : INTEGER := 1; |
|
69 | 69 | CONSTANT pconfig : apb_config_type := ( |
|
70 | 70 | 0 => ahb_device_reg (VENDOR_LPP, 14, 0, REVISION, 0), |
|
71 | 71 | 1 => apb_iobar(paddr, pmask) |
|
72 | 72 | ); |
|
73 | 73 | |
|
74 | 74 | TYPE apb_lfr_time_management_Reg IS RECORD |
|
75 | 75 | ctrl : STD_LOGIC; |
|
76 | 76 | soft_reset : STD_LOGIC; |
|
77 | 77 | coarse_time_load : STD_LOGIC_VECTOR(30 DOWNTO 0); |
|
78 | 78 | coarse_time : STD_LOGIC_VECTOR(31 DOWNTO 0); |
|
79 | 79 | fine_time : STD_LOGIC_VECTOR(15 DOWNTO 0); |
|
80 | 80 | LFR_soft_reset : STD_LOGIC; |
|
81 | 81 | HK_temp_0 : STD_LOGIC_VECTOR(15 DOWNTO 0); |
|
82 | 82 | HK_temp_1 : STD_LOGIC_VECTOR(15 DOWNTO 0); |
|
83 | 83 | HK_temp_2 : STD_LOGIC_VECTOR(15 DOWNTO 0); |
|
84 | 84 | END RECORD; |
|
85 | 85 | SIGNAL r : apb_lfr_time_management_Reg; |
|
86 | 86 | |
|
87 | 87 | SIGNAL Rdata : STD_LOGIC_VECTOR(31 DOWNTO 0); |
|
88 | 88 | SIGNAL force_tick : STD_LOGIC; |
|
89 | 89 | SIGNAL previous_force_tick : STD_LOGIC; |
|
90 | 90 | SIGNAL soft_tick : STD_LOGIC; |
|
91 | 91 | |
|
92 | 92 | SIGNAL coarsetime_reg_updated : STD_LOGIC; |
|
93 | 93 | SIGNAL coarsetime_reg : STD_LOGIC_VECTOR(30 DOWNTO 0); |
|
94 | 94 | |
|
95 | 95 | --SIGNAL coarse_time_new : STD_LOGIC; |
|
96 | 96 | SIGNAL coarse_time_new_49 : STD_LOGIC; |
|
97 | 97 | SIGNAL coarse_time_49 : STD_LOGIC_VECTOR(31 DOWNTO 0); |
|
98 | 98 | SIGNAL coarse_time_s : STD_LOGIC_VECTOR(31 DOWNTO 0); |
|
99 | 99 | |
|
100 | 100 | --SIGNAL fine_time_new : STD_LOGIC; |
|
101 | 101 | --SIGNAL fine_time_new_temp : STD_LOGIC; |
|
102 | 102 | SIGNAL fine_time_new_49 : STD_LOGIC; |
|
103 | 103 | SIGNAL fine_time_49 : STD_LOGIC_VECTOR(15 DOWNTO 0); |
|
104 | 104 | SIGNAL fine_time_s : STD_LOGIC_VECTOR(15 DOWNTO 0); |
|
105 | 105 | SIGNAL tick : STD_LOGIC; |
|
106 | 106 | SIGNAL new_timecode : STD_LOGIC; |
|
107 | 107 | SIGNAL new_coarsetime : STD_LOGIC; |
|
108 | 108 | |
|
109 | 109 | SIGNAL time_new_49 : STD_LOGIC; |
|
110 | 110 | SIGNAL time_new : STD_LOGIC; |
|
111 | 111 | |
|
112 | 112 | ----------------------------------------------------------------------------- |
|
113 | 113 | SIGNAL force_reset : STD_LOGIC; |
|
114 | 114 | SIGNAL previous_force_reset : STD_LOGIC; |
|
115 | 115 | SIGNAL soft_reset : STD_LOGIC; |
|
116 | 116 | SIGNAL soft_reset_sync : STD_LOGIC; |
|
117 | 117 | ----------------------------------------------------------------------------- |
|
118 | 118 | SIGNAL HK_temp_0_s : STD_LOGIC_VECTOR(15 DOWNTO 0); |
|
119 | 119 | SIGNAL HK_temp_1_s : STD_LOGIC_VECTOR(15 DOWNTO 0); |
|
120 | 120 | SIGNAL HK_temp_2_s : STD_LOGIC_VECTOR(15 DOWNTO 0); |
|
121 | 121 | SIGNAL HK_sel_s : STD_LOGIC_VECTOR(1 DOWNTO 0); |
|
122 | 122 | |
|
123 | SIGNAL previous_fine_time_bit : STD_LOGIC; | |
|
124 | ||
|
123 | 125 |
|
|
124 | 126 | |
|
125 | 127 | BEGIN |
|
126 | 128 | |
|
127 | 129 | LFR_soft_rstn <= NOT r.LFR_soft_reset; |
|
128 | 130 | |
|
129 | 131 | PROCESS(resetn, clk25MHz) |
|
130 | 132 | VARIABLE paddr : STD_LOGIC_VECTOR(7 DOWNTO 2); |
|
131 | 133 | BEGIN |
|
132 | 134 | |
|
133 | 135 | IF resetn = '0' THEN |
|
134 | 136 | Rdata <= (OTHERS => '0'); |
|
135 | 137 | r.coarse_time_load <= (OTHERS => '0'); |
|
136 | 138 | r.soft_reset <= '0'; |
|
137 | 139 | r.ctrl <= '0'; |
|
138 | 140 | r.LFR_soft_reset <= '1'; |
|
139 | 141 | |
|
140 | 142 | force_tick <= '0'; |
|
141 | 143 | previous_force_tick <= '0'; |
|
142 | 144 | soft_tick <= '0'; |
|
143 | 145 | |
|
144 | 146 | coarsetime_reg_updated <= '0'; |
|
145 | 147 | |
|
146 | 148 | ELSIF clk25MHz'EVENT AND clk25MHz = '1' THEN |
|
147 | 149 | coarsetime_reg_updated <= '0'; |
|
148 | 150 | |
|
149 | 151 | force_tick <= r.ctrl; |
|
150 | 152 | previous_force_tick <= force_tick; |
|
151 | 153 | IF (previous_force_tick = '0') AND (force_tick = '1') THEN |
|
152 | 154 | soft_tick <= '1'; |
|
153 | 155 | ELSE |
|
154 | 156 | soft_tick <= '0'; |
|
155 | 157 | END IF; |
|
156 | 158 | |
|
157 | 159 | force_reset <= r.soft_reset; |
|
158 | 160 | previous_force_reset <= force_reset; |
|
159 | 161 | IF (previous_force_reset = '0') AND (force_reset = '1') THEN |
|
160 | 162 | soft_reset <= '1'; |
|
161 | 163 | ELSE |
|
162 | 164 | soft_reset <= '0'; |
|
163 | 165 | END IF; |
|
164 | 166 | |
|
165 | 167 | paddr := "000000"; |
|
166 | 168 | paddr(7 DOWNTO 2) := apbi.paddr(7 DOWNTO 2); |
|
167 | 169 | Rdata <= (OTHERS => '0'); |
|
168 | 170 | |
|
169 | 171 | |
|
170 | 172 | IF apbi.psel(pindex) = '1' THEN |
|
171 | 173 | --APB READ OP |
|
172 | 174 | CASE paddr(7 DOWNTO 2) IS |
|
173 | 175 | WHEN ADDR_LFR_MANAGMENT_CONTROL => |
|
174 | 176 | Rdata(0) <= r.ctrl; |
|
175 | 177 | Rdata(1) <= r.soft_reset; |
|
176 | 178 | Rdata(2) <= r.LFR_soft_reset; |
|
177 | 179 | Rdata(31 DOWNTO 3) <= (OTHERS => '0'); |
|
178 | 180 | WHEN ADDR_LFR_MANAGMENT_TIME_LOAD => |
|
179 | 181 | Rdata(30 DOWNTO 0) <= r.coarse_time_load(30 DOWNTO 0); |
|
180 | 182 | WHEN ADDR_LFR_MANAGMENT_TIME_COARSE => |
|
181 | 183 | Rdata(31 DOWNTO 0) <= r.coarse_time(31 DOWNTO 0); |
|
182 | 184 | WHEN ADDR_LFR_MANAGMENT_TIME_FINE => |
|
183 | 185 | Rdata(31 DOWNTO 16) <= (OTHERS => '0'); |
|
184 | 186 | Rdata(15 DOWNTO 0) <= r.fine_time(15 DOWNTO 0); |
|
185 | 187 | WHEN ADDR_LFR_MANAGMENT_HK_TEMP_0 => |
|
186 | 188 | Rdata(31 DOWNTO 16) <= (OTHERS => '0'); |
|
187 | 189 | Rdata(15 DOWNTO 0) <= r.HK_temp_0; |
|
188 | 190 | WHEN ADDR_LFR_MANAGMENT_HK_TEMP_1 => |
|
189 | 191 | Rdata(31 DOWNTO 16) <= (OTHERS => '0'); |
|
190 | 192 | Rdata(15 DOWNTO 0) <= r.HK_temp_1; |
|
191 | 193 | WHEN ADDR_LFR_MANAGMENT_HK_TEMP_2 => |
|
192 | 194 | Rdata(31 DOWNTO 16) <= (OTHERS => '0'); |
|
193 | 195 | Rdata(15 DOWNTO 0) <= r.HK_temp_2; |
|
194 | 196 | WHEN OTHERS => |
|
195 | 197 | Rdata(31 DOWNTO 0) <= (OTHERS => '0'); |
|
196 | 198 | END CASE; |
|
197 | 199 | |
|
198 | 200 | --APB Write OP |
|
199 | 201 | IF (apbi.pwrite AND apbi.penable) = '1' THEN |
|
200 | 202 | CASE paddr(7 DOWNTO 2) IS |
|
201 | 203 | WHEN ADDR_LFR_MANAGMENT_CONTROL => |
|
202 | 204 | r.ctrl <= apbi.pwdata(0); |
|
203 | 205 | r.soft_reset <= apbi.pwdata(1); |
|
204 | 206 | r.LFR_soft_reset <= apbi.pwdata(2); |
|
205 | 207 | WHEN ADDR_LFR_MANAGMENT_TIME_LOAD => |
|
206 | 208 | r.coarse_time_load <= apbi.pwdata(30 DOWNTO 0); |
|
207 | 209 | coarsetime_reg_updated <= '1'; |
|
208 | 210 | WHEN OTHERS => |
|
209 | 211 | NULL; |
|
210 | 212 | END CASE; |
|
211 | 213 | ELSE |
|
212 | 214 | IF r.ctrl = '1' THEN |
|
213 | 215 | r.ctrl <= '0'; |
|
214 | 216 | END IF; |
|
215 | 217 | IF r.soft_reset = '1' THEN |
|
216 | 218 | r.soft_reset <= '0'; |
|
217 | 219 | END IF; |
|
218 | 220 | END IF; |
|
219 | 221 | |
|
220 | 222 | END IF; |
|
221 | 223 | |
|
222 | 224 | END IF; |
|
223 | 225 | END PROCESS; |
|
224 | 226 | |
|
225 | 227 | apbo.pirq <= (OTHERS => '0'); |
|
226 | 228 | apbo.prdata <= Rdata; |
|
227 | 229 | apbo.pconfig <= pconfig; |
|
228 | 230 | apbo.pindex <= pindex; |
|
229 | 231 | |
|
230 | 232 | ----------------------------------------------------------------------------- |
|
231 | 233 | -- IN |
|
232 | 234 | coarse_time <= r.coarse_time; |
|
233 | 235 | fine_time <= r.fine_time; |
|
234 | 236 | coarsetime_reg <= r.coarse_time_load; |
|
235 | 237 | ----------------------------------------------------------------------------- |
|
236 | 238 | |
|
237 | 239 | ----------------------------------------------------------------------------- |
|
238 | 240 | -- OUT |
|
239 | 241 | r.coarse_time <= coarse_time_s; |
|
240 | 242 | r.fine_time <= fine_time_s; |
|
241 | 243 | ----------------------------------------------------------------------------- |
|
242 | 244 | |
|
243 | 245 | ----------------------------------------------------------------------------- |
|
244 | 246 | tick <= grspw_tick OR soft_tick; |
|
245 | 247 | |
|
246 | 248 | SYNC_VALID_BIT_1 : SYNC_VALID_BIT |
|
247 | 249 | GENERIC MAP ( |
|
248 | 250 | NB_FF_OF_SYNC => 2) |
|
249 | 251 | PORT MAP ( |
|
250 | 252 | clk_in => clk25MHz, |
|
251 | 253 | clk_out => clk24_576MHz, |
|
252 | 254 | rstn => resetn, |
|
253 | 255 | sin => tick, |
|
254 | 256 | sout => new_timecode); |
|
255 | 257 | |
|
256 | 258 | SYNC_VALID_BIT_2 : SYNC_VALID_BIT |
|
257 | 259 | GENERIC MAP ( |
|
258 | 260 | NB_FF_OF_SYNC => 2) |
|
259 | 261 | PORT MAP ( |
|
260 | 262 | clk_in => clk25MHz, |
|
261 | 263 | clk_out => clk24_576MHz, |
|
262 | 264 | rstn => resetn, |
|
263 | 265 | sin => coarsetime_reg_updated, |
|
264 | 266 | sout => new_coarsetime); |
|
265 | 267 | |
|
266 | 268 | SYNC_VALID_BIT_3 : SYNC_VALID_BIT |
|
267 | 269 | GENERIC MAP ( |
|
268 | 270 | NB_FF_OF_SYNC => 2) |
|
269 | 271 | PORT MAP ( |
|
270 | 272 | clk_in => clk25MHz, |
|
271 | 273 | clk_out => clk24_576MHz, |
|
272 | 274 | rstn => resetn, |
|
273 | 275 | sin => soft_reset, |
|
274 | 276 | sout => soft_reset_sync); |
|
275 | 277 | |
|
276 | 278 | ----------------------------------------------------------------------------- |
|
277 | 279 | --SYNC_FF_1 : SYNC_FF |
|
278 | 280 | -- GENERIC MAP ( |
|
279 | 281 | -- NB_FF_OF_SYNC => 2) |
|
280 | 282 | -- PORT MAP ( |
|
281 | 283 | -- clk => clk25MHz, |
|
282 | 284 | -- rstn => resetn, |
|
283 | 285 | -- A => fine_time_new_49, |
|
284 | 286 | -- A_sync => fine_time_new_temp); |
|
285 | 287 | |
|
286 | 288 | --lpp_front_detection_1 : lpp_front_detection |
|
287 | 289 | -- PORT MAP ( |
|
288 | 290 | -- clk => clk25MHz, |
|
289 | 291 | -- rstn => resetn, |
|
290 | 292 | -- sin => fine_time_new_temp, |
|
291 | 293 | -- sout => fine_time_new); |
|
292 | 294 | |
|
293 | 295 | --SYNC_VALID_BIT_4 : SYNC_VALID_BIT |
|
294 | 296 | -- GENERIC MAP ( |
|
295 | 297 | -- NB_FF_OF_SYNC => 2) |
|
296 | 298 | -- PORT MAP ( |
|
297 | 299 | -- clk_in => clk24_576MHz, |
|
298 | 300 | -- clk_out => clk25MHz, |
|
299 | 301 | -- rstn => resetn, |
|
300 | 302 | -- sin => coarse_time_new_49, |
|
301 | 303 | -- sout => coarse_time_new); |
|
302 | 304 | |
|
303 | 305 | time_new_49 <= coarse_time_new_49 OR fine_time_new_49; |
|
304 | 306 | |
|
305 | 307 | SYNC_VALID_BIT_4 : SYNC_VALID_BIT |
|
306 | 308 | GENERIC MAP ( |
|
307 | 309 | NB_FF_OF_SYNC => 2) |
|
308 | 310 | PORT MAP ( |
|
309 | 311 | clk_in => clk24_576MHz, |
|
310 | 312 | clk_out => clk25MHz, |
|
311 | 313 | rstn => resetn, |
|
312 | 314 | sin => time_new_49, |
|
313 | 315 | sout => time_new); |
|
314 | 316 | |
|
315 | 317 | |
|
316 | 318 | |
|
317 | 319 | PROCESS (clk25MHz, resetn) |
|
318 | 320 | BEGIN -- PROCESS |
|
319 | 321 | IF resetn = '0' THEN -- asynchronous reset (active low) |
|
320 | 322 | fine_time_s <= (OTHERS => '0'); |
|
321 | 323 | coarse_time_s <= (OTHERS => '0'); |
|
322 | 324 | ELSIF clk25MHz'EVENT AND clk25MHz = '1' THEN -- rising clock edge |
|
323 | 325 | IF time_new = '1' THEN |
|
324 | 326 | fine_time_s <= fine_time_49; |
|
325 | 327 | coarse_time_s <= coarse_time_49; |
|
326 | 328 | END IF; |
|
327 | 329 | END IF; |
|
328 | 330 | END PROCESS; |
|
329 | 331 | |
|
330 | 332 | |
|
331 | 333 | rstn_LFR_TM <= '0' WHEN resetn = '0' ELSE |
|
332 | 334 | '0' WHEN soft_reset_sync = '1' ELSE |
|
333 | 335 | '1'; |
|
334 | 336 | |
|
335 | 337 | |
|
336 | 338 | ----------------------------------------------------------------------------- |
|
337 | 339 | -- LFR_TIME_MANAGMENT |
|
338 | 340 | ----------------------------------------------------------------------------- |
|
339 | 341 | lfr_time_management_1 : lfr_time_management |
|
340 | 342 | GENERIC MAP ( |
|
341 | 343 | FIRST_DIVISION => FIRST_DIVISION, |
|
342 | 344 | NB_SECOND_DESYNC => NB_SECOND_DESYNC) |
|
343 | 345 | PORT MAP ( |
|
344 | 346 | clk => clk24_576MHz, |
|
345 | 347 | rstn => rstn_LFR_TM, |
|
346 | 348 | |
|
347 | 349 | tick => new_timecode, |
|
348 | 350 | new_coarsetime => new_coarsetime, |
|
349 | 351 | coarsetime_reg => coarsetime_reg(30 DOWNTO 0), |
|
350 | 352 | |
|
351 | 353 | fine_time => fine_time_49, |
|
352 | 354 | fine_time_new => fine_time_new_49, |
|
353 | 355 | coarse_time => coarse_time_49, |
|
354 | 356 | coarse_time_new => coarse_time_new_49); |
|
355 | 357 | |
|
356 | 358 | ----------------------------------------------------------------------------- |
|
357 | 359 | -- HK |
|
358 | 360 | ----------------------------------------------------------------------------- |
|
359 | 361 | |
|
360 | 362 | PROCESS (clk25MHz, resetn) |
|
363 | CONSTANT BIT_FREQUENCY_UPDATE : INTEGER := 11; -- freq = 2^(16-BIT) | |
|
364 | -- for 11, the update frequency is 32Hz | |
|
365 | -- for each HK, the update frequency is freq/3 | |
|
361 | 366 | BEGIN -- PROCESS |
|
362 | 367 | IF resetn = '0' THEN -- asynchronous reset (active low) |
|
363 | 368 | |
|
364 | 369 | r.HK_temp_0 <= (OTHERS => '0'); |
|
365 | 370 | r.HK_temp_1 <= (OTHERS => '0'); |
|
366 | 371 | r.HK_temp_2 <= (OTHERS => '0'); |
|
367 | 372 | |
|
368 | 373 | HK_sel_s <= "00"; |
|
374 | ||
|
375 | previous_fine_time_bit <= '0'; | |
|
369 | 376 | |
|
370 | 377 | ELSIF clk25MHz'EVENT AND clk25MHz = '1' THEN -- rising clock edge |
|
371 | 378 | |
|
372 | 379 | IF HK_val = '1' THEN |
|
373 | CASE HK_sel_s IS | |
|
374 | WHEN "00" => r.HK_temp_0 <= HK_sample; HK_sel_s <= "01"; | |
|
375 | WHEN "01" => r.HK_temp_1 <= HK_sample; HK_sel_s <= "10"; | |
|
376 |
WHEN " |
|
|
377 | WHEN OTHERS => NULL; | |
|
378 | END CASE; | |
|
379 | ||
|
380 | IF previous_fine_time_bit = NOT(fine_time_s(BIT_FREQUENCY_UPDATE)) THEN | |
|
381 | previous_fine_time_bit <= fine_time_s(BIT_FREQUENCY_UPDATE); | |
|
382 | CASE HK_sel_s IS | |
|
383 | WHEN "00" => r.HK_temp_0 <= HK_sample; HK_sel_s <= "01"; | |
|
384 | WHEN "01" => r.HK_temp_1 <= HK_sample; HK_sel_s <= "10"; | |
|
385 | WHEN "10" => r.HK_temp_2 <= HK_sample; HK_sel_s <= "00"; | |
|
386 | WHEN OTHERS => NULL; | |
|
387 | END CASE; | |
|
388 | END IF; | |
|
380 | 389 | END IF; |
|
381 | 390 | |
|
382 | 391 | END IF; |
|
383 | 392 | END PROCESS; |
|
384 | 393 | |
|
385 | 394 | HK_sel <= HK_sel_s; |
|
386 | 395 | |
|
387 |
END Behavioral; |
|
|
396 | END Behavioral; No newline at end of file |
@@ -1,565 +1,566 | |||
|
1 | 1 | ----------------------------------------------------------------------------- |
|
2 | 2 | -- LEON3 Demonstration design |
|
3 | 3 | -- Copyright (C) 2004 Jiri Gaisler, Gaisler Research |
|
4 | 4 | -- |
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5 | 5 | -- This program is free software; you can redistribute it and/or modify |
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6 | 6 | -- it under the terms of the GNU General Public License as published by |
|
7 | 7 | -- the Free Software Foundation; either version 2 of the License, or |
|
8 | 8 | -- (at your option) any later version. |
|
9 | 9 | -- |
|
10 | 10 | -- This program is distributed in the hope that it will be useful, |
|
11 | 11 | -- but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
12 | 12 | -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
13 | 13 | -- GNU General Public License for more details. |
|
14 | 14 | -- |
|
15 | 15 | -- You should have received a copy of the GNU General Public License |
|
16 | 16 | -- along with this program; if not, write to the Free Software |
|
17 | 17 | -- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
|
18 | 18 | ------------------------------------------------------------------------------ |
|
19 | 19 | |
|
20 | 20 | |
|
21 | 21 | LIBRARY ieee; |
|
22 | 22 | USE ieee.std_logic_1164.ALL; |
|
23 | 23 | LIBRARY grlib; |
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24 | 24 | USE grlib.amba.ALL; |
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25 | 25 | USE grlib.stdlib.ALL; |
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26 | 26 | LIBRARY techmap; |
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27 | 27 | USE techmap.gencomp.ALL; |
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28 | 28 | LIBRARY gaisler; |
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29 | 29 | USE gaisler.memctrl.ALL; |
|
30 | 30 | USE gaisler.leon3.ALL; |
|
31 | 31 | USE gaisler.uart.ALL; |
|
32 | 32 | USE gaisler.misc.ALL; |
|
33 | 33 | USE gaisler.spacewire.ALL; -- PLE |
|
34 | 34 | LIBRARY esa; |
|
35 | 35 | USE esa.memoryctrl.ALL; |
|
36 | 36 | LIBRARY lpp; |
|
37 | 37 | USE lpp.lpp_memory.ALL; |
|
38 | 38 | USE lpp.lpp_ad_conv.ALL; |
|
39 | 39 | USE lpp.lpp_lfr_pkg.ALL; |
|
40 | 40 | USE lpp.iir_filter.ALL; |
|
41 | 41 | USE lpp.general_purpose.ALL; |
|
42 | 42 | USE lpp.lpp_leon3_soc_pkg.ALL; |
|
43 | 43 | LIBRARY iap; |
|
44 | 44 | USE iap.memctrl.ALL; |
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45 | 45 | |
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46 | 46 | |
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47 | 47 | ENTITY leon3_soc IS |
|
48 | 48 | GENERIC ( |
|
49 | 49 | fabtech : INTEGER := apa3e; |
|
50 | 50 | memtech : INTEGER := apa3e; |
|
51 | 51 | padtech : INTEGER := inferred; |
|
52 | 52 | clktech : INTEGER := inferred; |
|
53 | 53 | disas : INTEGER := 0; -- Enable disassembly to console |
|
54 | 54 | dbguart : INTEGER := 0; -- Print UART on console |
|
55 | 55 | pclow : INTEGER := 2; |
|
56 | 56 | -- |
|
57 | 57 | clk_freq : INTEGER := 25000; --kHz |
|
58 | 58 | -- |
|
59 | 59 | IS_RADHARD : INTEGER := 0; |
|
60 | 60 | -- |
|
61 | 61 | NB_CPU : INTEGER := 1; |
|
62 | 62 | ENABLE_FPU : INTEGER := 1; |
|
63 | 63 | FPU_NETLIST : INTEGER := 1; |
|
64 | 64 | ENABLE_DSU : INTEGER := 1; |
|
65 | 65 | ENABLE_AHB_UART : INTEGER := 1; |
|
66 | 66 | ENABLE_APB_UART : INTEGER := 1; |
|
67 | 67 | ENABLE_IRQMP : INTEGER := 1; |
|
68 | 68 | ENABLE_GPT : INTEGER := 1; |
|
69 | 69 | -- |
|
70 | 70 | NB_AHB_MASTER : INTEGER := 1; |
|
71 | 71 | NB_AHB_SLAVE : INTEGER := 1; |
|
72 | 72 | NB_APB_SLAVE : INTEGER := 1; |
|
73 | 73 | -- |
|
74 | 74 | ADDRESS_SIZE : INTEGER := 20; |
|
75 | 75 | USES_IAP_MEMCTRLR : INTEGER := 0 |
|
76 | 76 | |
|
77 | 77 | ); |
|
78 | 78 | PORT ( |
|
79 | 79 | clk : IN STD_ULOGIC; |
|
80 | 80 | reset : IN STD_ULOGIC; |
|
81 | 81 | |
|
82 | 82 | errorn : OUT STD_ULOGIC; |
|
83 | 83 | |
|
84 | 84 | -- UART AHB --------------------------------------------------------------- |
|
85 | 85 | ahbrxd : IN STD_ULOGIC; -- DSU rx data |
|
86 | 86 | ahbtxd : OUT STD_ULOGIC; -- DSU tx data |
|
87 | 87 | |
|
88 | 88 | -- UART APB --------------------------------------------------------------- |
|
89 | 89 | urxd1 : IN STD_ULOGIC; -- UART1 rx data |
|
90 | 90 | utxd1 : OUT STD_ULOGIC; -- UART1 tx data |
|
91 | 91 | |
|
92 | 92 | -- RAM -------------------------------------------------------------------- |
|
93 | 93 | address : OUT STD_LOGIC_VECTOR(ADDRESS_SIZE-1 DOWNTO 0); |
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94 | 94 | data : INOUT STD_LOGIC_VECTOR(31 DOWNTO 0); |
|
95 | 95 | nSRAM_BE0 : OUT STD_LOGIC; |
|
96 | 96 | nSRAM_BE1 : OUT STD_LOGIC; |
|
97 | 97 | nSRAM_BE2 : OUT STD_LOGIC; |
|
98 | 98 | nSRAM_BE3 : OUT STD_LOGIC; |
|
99 | 99 | nSRAM_WE : OUT STD_LOGIC; |
|
100 | 100 | nSRAM_CE : OUT STD_LOGIC_VECTOR(1 DOWNTO 0); |
|
101 | 101 | nSRAM_OE : OUT STD_LOGIC; |
|
102 | 102 | nSRAM_READY : IN STD_LOGIC; |
|
103 | 103 | SRAM_MBE : INOUT STD_LOGIC; |
|
104 | 104 | -- APB -------------------------------------------------------------------- |
|
105 | 105 | apbi_ext : OUT apb_slv_in_type; |
|
106 | 106 | apbo_ext : IN soc_apb_slv_out_vector(NB_APB_SLAVE-1+5 DOWNTO 5); |
|
107 | 107 | -- AHB_Slave -------------------------------------------------------------- |
|
108 | 108 | ahbi_s_ext : OUT ahb_slv_in_type; |
|
109 | 109 | ahbo_s_ext : IN soc_ahb_slv_out_vector(NB_AHB_SLAVE-1+3 DOWNTO 3); |
|
110 | 110 | -- AHB_Master ------------------------------------------------------------- |
|
111 | 111 | ahbi_m_ext : OUT AHB_Mst_In_Type; |
|
112 | 112 | ahbo_m_ext : IN soc_ahb_mst_out_vector(NB_AHB_MASTER-1+NB_CPU DOWNTO NB_CPU) |
|
113 | 113 | |
|
114 | 114 | ); |
|
115 | 115 | END; |
|
116 | 116 | |
|
117 | 117 | ARCHITECTURE Behavioral OF leon3_soc IS |
|
118 | 118 | |
|
119 | 119 | ----------------------------------------------------------------------------- |
|
120 | 120 | -- CONFIG ------------------------------------------------------------------- |
|
121 | 121 | ----------------------------------------------------------------------------- |
|
122 | 122 | |
|
123 | 123 | -- Clock generator |
|
124 | 124 | CONSTANT CFG_CLKMUL : INTEGER := (1); |
|
125 | 125 | CONSTANT CFG_CLKDIV : INTEGER := (1); -- divide 50MHz by 2 to get 25MHz |
|
126 | 126 | CONSTANT CFG_OCLKDIV : INTEGER := (1); |
|
127 | 127 | CONSTANT CFG_CLK_NOFB : INTEGER := 0; |
|
128 | 128 | -- LEON3 processor core |
|
129 | 129 | CONSTANT CFG_LEON3 : INTEGER := 1; |
|
130 | 130 | CONSTANT CFG_NCPU : INTEGER := NB_CPU; |
|
131 | 131 | CONSTANT CFG_NWIN : INTEGER := (8); -- to be compatible with BCC and RCC |
|
132 | 132 | CONSTANT CFG_V8 : INTEGER := 0; |
|
133 | 133 | CONSTANT CFG_MAC : INTEGER := 0; |
|
134 | 134 | CONSTANT CFG_SVT : INTEGER := 0; |
|
135 | 135 | CONSTANT CFG_RSTADDR : INTEGER := 16#00000#; |
|
136 | 136 | CONSTANT CFG_LDDEL : INTEGER := (1); |
|
137 | 137 | CONSTANT CFG_NWP : INTEGER := (0); |
|
138 | 138 | CONSTANT CFG_PWD : INTEGER := 1*2; |
|
139 | 139 | CONSTANT CFG_FPU : INTEGER := ENABLE_FPU *(8 + 16 * FPU_NETLIST); |
|
140 | 140 | -- 1*(8 + 16 * 0) => grfpu-light |
|
141 | 141 | -- 1*(8 + 16 * 1) => netlist |
|
142 | 142 | -- 0*(8 + 16 * 0) => No FPU |
|
143 | 143 | -- 0*(8 + 16 * 1) => No FPU; |
|
144 | 144 | CONSTANT CFG_ICEN : INTEGER := 1; |
|
145 | 145 | CONSTANT CFG_ISETS : INTEGER := 1; |
|
146 | 146 | CONSTANT CFG_ISETSZ : INTEGER := 4; |
|
147 | 147 | CONSTANT CFG_ILINE : INTEGER := 4; |
|
148 | 148 | CONSTANT CFG_IREPL : INTEGER := 0; |
|
149 | 149 | CONSTANT CFG_ILOCK : INTEGER := 0; |
|
150 | 150 | CONSTANT CFG_ILRAMEN : INTEGER := 0; |
|
151 | 151 | CONSTANT CFG_ILRAMADDR : INTEGER := 16#8E#; |
|
152 | 152 | CONSTANT CFG_ILRAMSZ : INTEGER := 1; |
|
153 | 153 | CONSTANT CFG_DCEN : INTEGER := 1; |
|
154 | 154 | CONSTANT CFG_DSETS : INTEGER := 1; |
|
155 | 155 | CONSTANT CFG_DSETSZ : INTEGER := 4; |
|
156 | 156 | CONSTANT CFG_DLINE : INTEGER := 4; |
|
157 | 157 | CONSTANT CFG_DREPL : INTEGER := 0; |
|
158 | 158 | CONSTANT CFG_DLOCK : INTEGER := 0; |
|
159 | 159 | CONSTANT CFG_DSNOOP : INTEGER := 0 + 0 + 4*0; |
|
160 | 160 | CONSTANT CFG_DLRAMEN : INTEGER := 0; |
|
161 | 161 | CONSTANT CFG_DLRAMADDR : INTEGER := 16#8F#; |
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162 | 162 | CONSTANT CFG_DLRAMSZ : INTEGER := 1; |
|
163 | 163 | CONSTANT CFG_MMUEN : INTEGER := 0; |
|
164 | 164 | CONSTANT CFG_ITLBNUM : INTEGER := 2; |
|
165 | 165 | CONSTANT CFG_DTLBNUM : INTEGER := 2; |
|
166 | 166 | CONSTANT CFG_TLB_TYPE : INTEGER := 1 + 0*2; |
|
167 | 167 | CONSTANT CFG_TLB_REP : INTEGER := 1; |
|
168 | 168 | |
|
169 | 169 | CONSTANT CFG_DSU : INTEGER := ENABLE_DSU; |
|
170 | 170 | CONSTANT CFG_ITBSZ : INTEGER := 0; |
|
171 | 171 | CONSTANT CFG_ATBSZ : INTEGER := 0; |
|
172 | 172 | |
|
173 | 173 | -- AMBA settings |
|
174 | 174 | CONSTANT CFG_DEFMST : INTEGER := (0); |
|
175 | 175 | CONSTANT CFG_RROBIN : INTEGER := 1; |
|
176 | 176 | CONSTANT CFG_SPLIT : INTEGER := 0; |
|
177 | 177 | CONSTANT CFG_AHBIO : INTEGER := 16#FFF#; |
|
178 | 178 | CONSTANT CFG_APBADDR : INTEGER := 16#800#; |
|
179 | 179 | |
|
180 | 180 | -- DSU UART |
|
181 | 181 | CONSTANT CFG_AHB_UART : INTEGER := ENABLE_AHB_UART; |
|
182 | 182 | |
|
183 | 183 | -- LEON2 memory controller |
|
184 | 184 | CONSTANT CFG_MCTRL_SDEN : INTEGER := 0; |
|
185 | 185 | |
|
186 | 186 | -- UART 1 |
|
187 | 187 | CONSTANT CFG_UART1_ENABLE : INTEGER := ENABLE_APB_UART; |
|
188 | 188 | CONSTANT CFG_UART1_FIFO : INTEGER := 1; |
|
189 | 189 | |
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190 | 190 | -- LEON3 interrupt controller |
|
191 | 191 | CONSTANT CFG_IRQ3_ENABLE : INTEGER := ENABLE_IRQMP; |
|
192 | 192 | |
|
193 | 193 | -- Modular timer |
|
194 | 194 | CONSTANT CFG_GPT_ENABLE : INTEGER := ENABLE_GPT; |
|
195 | 195 | CONSTANT CFG_GPT_NTIM : INTEGER := (2); |
|
196 | 196 | CONSTANT CFG_GPT_SW : INTEGER := (8); |
|
197 | 197 | CONSTANT CFG_GPT_TW : INTEGER := (32); |
|
198 | 198 | CONSTANT CFG_GPT_IRQ : INTEGER := (8); |
|
199 | 199 | CONSTANT CFG_GPT_SEPIRQ : INTEGER := 1; |
|
200 | 200 | CONSTANT CFG_GPT_WDOGEN : INTEGER := 0; |
|
201 | 201 | CONSTANT CFG_GPT_WDOG : INTEGER := 16#0#; |
|
202 | 202 | ----------------------------------------------------------------------------- |
|
203 | 203 | |
|
204 | 204 | ----------------------------------------------------------------------------- |
|
205 | 205 | -- SIGNALs |
|
206 | 206 | ----------------------------------------------------------------------------- |
|
207 | 207 | CONSTANT maxahbmsp : INTEGER := CFG_NCPU + CFG_AHB_UART + NB_AHB_MASTER; |
|
208 | 208 | -- CLK & RST -- |
|
209 | 209 | SIGNAL clk2x : STD_ULOGIC; |
|
210 | 210 | SIGNAL clkmn : STD_ULOGIC; |
|
211 | 211 | SIGNAL clkm : STD_ULOGIC; |
|
212 | 212 | SIGNAL rstn : STD_ULOGIC; |
|
213 | 213 | SIGNAL rstraw : STD_ULOGIC; |
|
214 | 214 | SIGNAL pciclk : STD_ULOGIC; |
|
215 | 215 | SIGNAL sdclkl : STD_ULOGIC; |
|
216 | 216 | SIGNAL cgi : clkgen_in_type; |
|
217 | 217 | SIGNAL cgo : clkgen_out_type; |
|
218 | 218 | --- AHB / APB |
|
219 | 219 | SIGNAL apbi : apb_slv_in_type; |
|
220 | 220 | SIGNAL apbo : apb_slv_out_vector := (OTHERS => apb_none); |
|
221 | 221 | SIGNAL ahbsi : ahb_slv_in_type; |
|
222 | 222 | SIGNAL ahbso : ahb_slv_out_vector := (OTHERS => ahbs_none); |
|
223 | 223 | SIGNAL ahbmi : ahb_mst_in_type; |
|
224 | 224 | SIGNAL ahbmo : ahb_mst_out_vector := (OTHERS => ahbm_none); |
|
225 | 225 | --UART |
|
226 | 226 | SIGNAL ahbuarti : uart_in_type; |
|
227 | 227 | SIGNAL ahbuarto : uart_out_type; |
|
228 | 228 | SIGNAL apbuarti : uart_in_type; |
|
229 | 229 | SIGNAL apbuarto : uart_out_type; |
|
230 | 230 | --MEM CTRLR |
|
231 | 231 | SIGNAL memi : memory_in_type; |
|
232 | 232 | SIGNAL memo : memory_out_type; |
|
233 | 233 | SIGNAL wpo : wprot_out_type; |
|
234 | 234 | SIGNAL sdo : sdram_out_type; |
|
235 | 235 | SIGNAL mbe : STD_LOGIC; -- enable memory programming |
|
236 | 236 | SIGNAL mbe_drive : STD_LOGIC; -- drive the MBE memory signal |
|
237 | 237 | SIGNAL nSRAM_CE_s : STD_LOGIC_VECTOR(1 DOWNTO 0); |
|
238 | 238 | SIGNAL nSRAM_OE_s : STD_LOGIC; |
|
239 | 239 | --IRQ |
|
240 | 240 | SIGNAL irqi : irq_in_vector(0 TO CFG_NCPU-1); |
|
241 | 241 | SIGNAL irqo : irq_out_vector(0 TO CFG_NCPU-1); |
|
242 | 242 | --Timer |
|
243 | 243 | SIGNAL gpti : gptimer_in_type; |
|
244 | 244 | SIGNAL gpto : gptimer_out_type; |
|
245 | 245 | --DSU |
|
246 | 246 | SIGNAL dbgi : l3_debug_in_vector(0 TO CFG_NCPU-1); |
|
247 | 247 | SIGNAL dbgo : l3_debug_out_vector(0 TO CFG_NCPU-1); |
|
248 | 248 | SIGNAL dsui : dsu_in_type; |
|
249 | 249 | SIGNAL dsuo : dsu_out_type; |
|
250 | 250 | ----------------------------------------------------------------------------- |
|
251 | 251 | |
|
252 | 252 | |
|
253 | 253 | BEGIN |
|
254 | 254 | |
|
255 | 255 | |
|
256 | 256 | ---------------------------------------------------------------------- |
|
257 | 257 | --- Reset and Clock generation ------------------------------------- |
|
258 | 258 | ---------------------------------------------------------------------- |
|
259 | 259 | |
|
260 | 260 | cgi.pllctrl <= "00"; |
|
261 | 261 | cgi.pllrst <= rstraw; |
|
262 | 262 | |
|
263 | 263 | rst0 : rstgen PORT MAP (reset, clkm, cgo.clklock, rstn, rstraw); |
|
264 | 264 | |
|
265 | 265 | clkgen0 : clkgen -- clock generator |
|
266 | 266 | GENERIC MAP (clktech, CFG_CLKMUL, CFG_CLKDIV, CFG_MCTRL_SDEN, |
|
267 | 267 | CFG_CLK_NOFB, 0, 0, 0, clk_freq, 0, 0, CFG_OCLKDIV) |
|
268 | 268 | PORT MAP (clk, clk, clkm, clkmn, clk2x, sdclkl, pciclk, cgi, cgo); |
|
269 | 269 | |
|
270 | 270 | ---------------------------------------------------------------------- |
|
271 | 271 | --- LEON3 processor / DSU / IRQ ------------------------------------ |
|
272 | 272 | ---------------------------------------------------------------------- |
|
273 | 273 | |
|
274 | 274 | l3 : IF CFG_LEON3 = 1 GENERATE |
|
275 | 275 | cpu : FOR i IN 0 TO CFG_NCPU-1 GENERATE |
|
276 | 276 | leon3_non_radhard : IF IS_RADHARD = 0 GENERATE |
|
277 | 277 | u0 : leon3s -- LEON3 processor |
|
278 | 278 | GENERIC MAP (i, fabtech, memtech, CFG_NWIN, CFG_DSU, CFG_FPU, CFG_V8, |
|
279 | 279 | 0, CFG_MAC, pclow, 0, CFG_NWP, CFG_ICEN, CFG_IREPL, CFG_ISETS, CFG_ILINE, |
|
280 | 280 | CFG_ISETSZ, CFG_ILOCK, CFG_DCEN, CFG_DREPL, CFG_DSETS, CFG_DLINE, CFG_DSETSZ, |
|
281 | 281 | CFG_DLOCK, CFG_DSNOOP, CFG_ILRAMEN, CFG_ILRAMSZ, CFG_ILRAMADDR, CFG_DLRAMEN, |
|
282 | 282 | CFG_DLRAMSZ, CFG_DLRAMADDR, CFG_MMUEN, CFG_ITLBNUM, CFG_DTLBNUM, CFG_TLB_TYPE, CFG_TLB_REP, |
|
283 | 283 | CFG_LDDEL, disas, CFG_ITBSZ, CFG_PWD, CFG_SVT, CFG_RSTADDR, CFG_NCPU-1) |
|
284 | 284 | PORT MAP (clkm, rstn, ahbmi, ahbmo(i), ahbsi, ahbso, |
|
285 | 285 | irqi(i), irqo(i), dbgi(i), dbgo(i)); |
|
286 | 286 | END GENERATE leon3_non_radhard; |
|
287 | ||
|
287 | 288 |
|
|
288 |
cpu : |
|
|
289 | cpu : leon3ft | |
|
289 | 290 | GENERIC MAP ( |
|
290 | 291 | HINDEX => i, --: integer; --CPU_HINDEX, |
|
291 | 292 | FABTECH => fabtech, --CFG_TECH, |
|
292 | 293 | MEMTECH => memtech, --CFG_TECH, |
|
293 | 294 | NWINDOWS => CFG_NWIN, --CFG_NWIN, |
|
294 | 295 | DSU => CFG_DSU, --condSel (HAS_DEBUG, 1, 0), |
|
295 | 296 | FPU => CFG_FPU, --CFG_FPU, |
|
296 | 297 | V8 => CFG_V8, --CFG_V8, |
|
297 | 298 | CP => 0, --CFG_CP, |
|
298 | 299 | MAC => CFG_MAC, --CFG_MAC, |
|
299 | 300 | PCLOW => pclow, --CFG_PCLOW, |
|
300 | 301 | NOTAG => 0, --CFG_NOTAG, |
|
301 | 302 | NWP => CFG_NWP, --CFG_NWP, |
|
302 | 303 | ICEN => CFG_ICEN, --CFG_ICEN, |
|
303 | 304 | IREPL => CFG_IREPL, --CFG_IREPL, |
|
304 | 305 | ISETS => CFG_ISETS, --CFG_ISETS, |
|
305 | 306 | ILINESIZE => CFG_ILINE, --CFG_ILINE, |
|
306 | 307 | ISETSIZE => CFG_ISETSZ, --CFG_ISETSZ, |
|
307 | 308 | ISETLOCK => CFG_ILOCK, --CFG_ILOCK, |
|
308 | 309 | DCEN => CFG_DCEN, --CFG_DCEN, |
|
309 | 310 | DREPL => CFG_DREPL, --CFG_DREPL, |
|
310 | 311 | DSETS => CFG_DSETS, --CFG_DSETS, |
|
311 | 312 | DLINESIZE => CFG_DLINE, --CFG_DLINE, |
|
312 | 313 | DSETSIZE => CFG_DSETSZ, --CFG_DSETSZ, |
|
313 | 314 | DSETLOCK => CFG_DLOCK, --CFG_DLOCK, |
|
314 | 315 | DSNOOP => CFG_DSNOOP, --CFG_DSNOOP, |
|
315 | 316 | ILRAM => CFG_ILRAMEN, --CFG_ILRAMEN, |
|
316 | 317 | ILRAMSIZE => CFG_ILRAMSZ, --CFG_ILRAMSZ, |
|
317 | 318 | ILRAMSTART => CFG_ILRAMADDR, --CFG_ILRAMADDR, |
|
318 | 319 | DLRAM => CFG_DLRAMEN, --CFG_DLRAMEN, |
|
319 | 320 | DLRAMSIZE => CFG_DLRAMSZ, --CFG_DLRAMSZ, |
|
320 | 321 | DLRAMSTART => CFG_DLRAMADDR, --CFG_DLRAMADDR, |
|
321 | 322 | MMUEN => CFG_MMUEN, --CFG_MMUEN, |
|
322 | 323 | ITLBNUM => CFG_ITLBNUM, --CFG_ITLBNUM, |
|
323 | 324 | DTLBNUM => CFG_DTLBNUM, --CFG_DTLBNUM, |
|
324 | 325 | TLB_TYPE => CFG_TLB_TYPE, --CFG_TLB_TYPE, |
|
325 | 326 | TLB_REP => CFG_TLB_REP, --CFG_TLB_REP, |
|
326 | 327 | LDDEL => CFG_LDDEL, --CFG_LDDEL, |
|
327 | 328 | DISAS => disas, --condSel (SIM_ENABLED, 1, 0), |
|
328 | 329 | TBUF => CFG_ITBSZ, --CFG_ITBSZ, |
|
329 | 330 | PWD => CFG_PWD, --CFG_PWD, |
|
330 | 331 | SVT => CFG_SVT, --CFG_SVT, |
|
331 | 332 | RSTADDR => CFG_RSTADDR, --CFG_RSTADDR, |
|
332 | 333 | SMP => CFG_NCPU-1, --CFG_NCPU-1, |
|
333 | 334 | IUFT => 2, --: integer range 0 to 4;--CFG_IUFT_EN, |
|
334 | 335 | FPFT => 1, --: integer range 0 to 4;--CFG_FPUFT_EN, |
|
335 | 336 | CMFT => 1, --: integer range 0 to 1;--CFG_CACHE_FT_EN, |
|
336 | 337 | IUINJ => 0, --: integer; --CFG_RF_ERRINJ, |
|
337 | 338 | CEINJ => 0, --: integer range 0 to 3;--CFG_CACHE_ERRINJ, |
|
338 | 339 | CACHED => 0, --: integer; --CFG_DFIXED, |
|
339 | 340 | NETLIST => 0, --: integer; --CFG_LEON3_NETLIST, |
|
340 | 341 | SCANTEST => 0, --: integer; --CFG_SCANTEST, |
|
341 | 342 | MMUPGSZ => 0, --: integer range 0 to 5;--CFG_MMU_PAGE, |
|
342 | 343 | BP => 1) --CFG_BP |
|
343 | 344 | PORT MAP ( -- |
|
344 | 345 | rstn => rstn, --rst_n, |
|
345 | 346 | clk => clkm, --clk, |
|
346 | 347 | ahbi => ahbmi, --ahbmi, |
|
347 | 348 | ahbo => ahbmo(i), --ahbmo(CPU_HINDEX), |
|
348 | 349 | ahbsi => ahbsi, --ahbsi, |
|
349 | 350 | ahbso => ahbso, --ahbso, |
|
350 | 351 | irqi => irqi(i), --irqi(CPU_HINDEX), |
|
351 | 352 | irqo => irqo(i), --irqo(CPU_HINDEX), |
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352 | 353 | dbgi => dbgi(i), --dbgi(CPU_HINDEX), |
|
353 | 354 | dbgo => dbgo(i), --dbgo(CPU_HINDEX), |
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354 | 355 | gclk => clkm --clk |
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355 | 356 | ); |
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356 | 357 | END GENERATE leon3_radhard_i; |
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357 | 358 | |
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358 | 359 | END GENERATE; |
|
359 | 360 | errorn_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (errorn, dbgo(0).error); |
|
360 | 361 | |
|
361 | 362 | dsugen : IF CFG_DSU = 1 GENERATE |
|
362 | 363 | dsu0 : dsu3 -- LEON3 Debug Support Unit |
|
363 | 364 | GENERIC MAP (hindex => 2, haddr => 16#900#, hmask => 16#F00#, |
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364 | 365 | ncpu => CFG_NCPU, tbits => 30, tech => memtech, irq => 0, kbytes => CFG_ATBSZ) |
|
365 | 366 | PORT MAP (rstn, clkm, ahbmi, ahbsi, ahbso(2), dbgo, dbgi, dsui, dsuo); |
|
366 | 367 | dsui.enable <= '1'; |
|
367 | 368 | dsui.break <= '0'; |
|
368 | 369 | END GENERATE; |
|
369 | 370 | END GENERATE; |
|
370 | 371 | |
|
371 | 372 | nodsu : IF CFG_DSU = 0 GENERATE |
|
372 | 373 | ahbso(2) <= ahbs_none; |
|
373 | 374 | dsuo.tstop <= '0'; |
|
374 | 375 | dsuo.active <= '0'; |
|
375 | 376 | END GENERATE; |
|
376 | 377 | |
|
377 | 378 | irqctrl : IF CFG_IRQ3_ENABLE /= 0 GENERATE |
|
378 | 379 | irqctrl0 : irqmp -- interrupt controller |
|
379 | 380 | GENERIC MAP (pindex => 2, paddr => 2, ncpu => CFG_NCPU) |
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380 | 381 | PORT MAP (rstn, clkm, apbi, apbo(2), irqo, irqi); |
|
381 | 382 | END GENERATE; |
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382 | 383 | irq3 : IF CFG_IRQ3_ENABLE = 0 GENERATE |
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383 | 384 | x : FOR i IN 0 TO CFG_NCPU-1 GENERATE |
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384 | 385 | irqi(i).irl <= "0000"; |
|
385 | 386 | END GENERATE; |
|
386 | 387 | apbo(2) <= apb_none; |
|
387 | 388 | END GENERATE; |
|
388 | 389 | |
|
389 | 390 | ---------------------------------------------------------------------- |
|
390 | 391 | --- Memory controllers --------------------------------------------- |
|
391 | 392 | ---------------------------------------------------------------------- |
|
392 | 393 | ESAMEMCT : IF USES_IAP_MEMCTRLR = 0 GENERATE |
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393 | 394 | memctrlr : mctrl GENERIC MAP ( |
|
394 | 395 | hindex => 0, |
|
395 | 396 | pindex => 0, |
|
396 | 397 | paddr => 0, |
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397 | 398 | srbanks => 1 |
|
398 | 399 | ) |
|
399 | 400 | PORT MAP (rstn, clkm, memi, memo, ahbsi, ahbso(0), apbi, apbo(0), wpo, sdo); |
|
400 | 401 | memi.bexcn <= '1'; |
|
401 | 402 | memi.brdyn <= '1'; |
|
402 | 403 | |
|
403 | 404 | nSRAM_CE_s <= NOT (memo.ramsn(1 DOWNTO 0)); |
|
404 | 405 | nSRAM_OE_s <= memo.ramoen(0); |
|
405 | 406 | END GENERATE; |
|
406 | 407 | |
|
407 | 408 | IAPMEMCT : IF USES_IAP_MEMCTRLR = 1 GENERATE |
|
408 | 409 | memctrlr : srctrle_0ws |
|
409 | 410 | GENERIC MAP( |
|
410 | 411 | hindex => 0, |
|
411 | 412 | pindex => 0, |
|
412 | 413 | paddr => 0, |
|
413 | 414 | srbanks => 2, |
|
414 | 415 | banksz => 8, --512k * 32 |
|
415 | 416 | rmw => 1, |
|
416 | 417 | --Aeroflex memory generics: |
|
417 | 418 | mprog => 1, -- program memory by default values after reset |
|
418 | 419 | mpsrate => 12, -- default scrub rate period |
|
419 | 420 | mpb2s => 4, -- default busy to scrub delay |
|
420 | 421 | mpapb => 1, -- instantiate apb register |
|
421 | 422 | mchipcnt => 2, |
|
422 | 423 | mpenall => 1 -- when 0 program only E1 chip, else program all dies |
|
423 | 424 | ) |
|
424 | 425 | PORT MAP ( |
|
425 | 426 | rst => rstn, |
|
426 | 427 | clk => clkm, |
|
427 | 428 | ahbsi => ahbsi, |
|
428 | 429 | ahbso => ahbso(0), |
|
429 | 430 | apbi => apbi, |
|
430 | 431 | apbo => apbo(0), |
|
431 | 432 | sri => memi, |
|
432 | 433 | sro => memo, |
|
433 | 434 | --Aeroflex memory signals: |
|
434 | 435 | ucerr => OPEN, -- uncorrectable error signal |
|
435 | 436 | mbe => mbe, -- enable memory programming |
|
436 | 437 | mbe_drive => mbe_drive -- drive the MBE memory signal |
|
437 | 438 | ); |
|
438 | 439 | |
|
439 | 440 | memi.brdyn <= nSRAM_READY; |
|
440 | 441 | |
|
441 | 442 | mbe_pad : iopad |
|
442 | 443 | GENERIC MAP(tech => padtech) |
|
443 | 444 | PORT MAP(pad => SRAM_MBE, |
|
444 | 445 | i => mbe, |
|
445 | 446 | en => mbe_drive, |
|
446 | 447 | o => memi.bexcn); |
|
447 | 448 | |
|
448 | 449 | nSRAM_CE_s <= (memo.ramsn(1 DOWNTO 0)); |
|
449 | 450 | nSRAM_OE_s <= memo.oen; |
|
450 | 451 | |
|
451 | 452 | END GENERATE; |
|
452 | 453 | |
|
453 | 454 | |
|
454 | 455 | memi.writen <= '1'; |
|
455 | 456 | memi.wrn <= "1111"; |
|
456 | 457 | memi.bwidth <= "10"; |
|
457 | 458 | |
|
458 | 459 | bdr : FOR i IN 0 TO 3 GENERATE |
|
459 | 460 | data_pad : iopadv GENERIC MAP (tech => padtech, width => 8, oepol => USES_IAP_MEMCTRLR) |
|
460 | 461 | PORT MAP ( |
|
461 | 462 | data(31-i*8 DOWNTO 24-i*8), |
|
462 | 463 | memo.data(31-i*8 DOWNTO 24-i*8), |
|
463 | 464 | memo.bdrive(i), |
|
464 | 465 | memi.data(31-i*8 DOWNTO 24-i*8)); |
|
465 | 466 | END GENERATE; |
|
466 | 467 | |
|
467 | 468 | addr_pad : outpadv GENERIC MAP (width => ADDRESS_SIZE, tech => padtech) |
|
468 | 469 | PORT MAP (address, memo.address(ADDRESS_SIZE+1 DOWNTO 2)); |
|
469 | 470 | rams_pad : outpadv GENERIC MAP (tech => padtech, width => 2) PORT MAP (nSRAM_CE, nSRAM_CE_s); |
|
470 | 471 | oen_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (nSRAM_OE, nSRAM_OE_s); |
|
471 | 472 | nBWE_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (nSRAM_WE, memo.writen); |
|
472 | 473 | nBWa_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (nSRAM_BE0, memo.mben(3)); |
|
473 | 474 | nBWb_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (nSRAM_BE1, memo.mben(2)); |
|
474 | 475 | nBWc_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (nSRAM_BE2, memo.mben(1)); |
|
475 | 476 | nBWd_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (nSRAM_BE3, memo.mben(0)); |
|
476 | 477 | |
|
477 | 478 | |
|
478 | 479 | |
|
479 | 480 | ---------------------------------------------------------------------- |
|
480 | 481 | --- AHB CONTROLLER ------------------------------------------------- |
|
481 | 482 | ---------------------------------------------------------------------- |
|
482 | 483 | ahb0 : ahbctrl -- AHB arbiter/multiplexer |
|
483 | 484 | GENERIC MAP (defmast => CFG_DEFMST, split => CFG_SPLIT, |
|
484 | 485 | rrobin => CFG_RROBIN, ioaddr => CFG_AHBIO, |
|
485 | 486 | ioen => 0, nahbm => maxahbmsp, nahbs => 8) |
|
486 | 487 | PORT MAP (rstn, clkm, ahbmi, ahbmo, ahbsi, ahbso); |
|
487 | 488 | |
|
488 | 489 | ---------------------------------------------------------------------- |
|
489 | 490 | --- AHB UART ------------------------------------------------------- |
|
490 | 491 | ---------------------------------------------------------------------- |
|
491 | 492 | dcomgen : IF CFG_AHB_UART = 1 GENERATE |
|
492 | 493 | dcom0 : ahbuart |
|
493 | 494 | GENERIC MAP (hindex => maxahbmsp-1, pindex => 4, paddr => 4) |
|
494 | 495 | PORT MAP (rstn, clkm, ahbuarti, ahbuarto, apbi, apbo(4), ahbmi, ahbmo(maxahbmsp-1)); |
|
495 | 496 | dsurx_pad : inpad GENERIC MAP (tech => padtech) PORT MAP (ahbrxd, ahbuarti.rxd); |
|
496 | 497 | dsutx_pad : outpad GENERIC MAP (tech => padtech) PORT MAP (ahbtxd, ahbuarto.txd); |
|
497 | 498 | END GENERATE; |
|
498 | 499 | nouah : IF CFG_AHB_UART = 0 GENERATE apbo(4) <= apb_none; END GENERATE; |
|
499 | 500 | |
|
500 | 501 | ---------------------------------------------------------------------- |
|
501 | 502 | --- APB Bridge ----------------------------------------------------- |
|
502 | 503 | ---------------------------------------------------------------------- |
|
503 | 504 | apb0 : apbctrl -- AHB/APB bridge |
|
504 | 505 | GENERIC MAP (hindex => 1, haddr => CFG_APBADDR) |
|
505 | 506 | PORT MAP (rstn, clkm, ahbsi, ahbso(1), apbi, apbo); |
|
506 | 507 | |
|
507 | 508 | ---------------------------------------------------------------------- |
|
508 | 509 | --- GPT Timer ------------------------------------------------------ |
|
509 | 510 | ---------------------------------------------------------------------- |
|
510 | 511 | gpt : IF CFG_GPT_ENABLE /= 0 GENERATE |
|
511 | 512 | timer0 : gptimer -- timer unit |
|
512 | 513 | GENERIC MAP (pindex => 3, paddr => 3, pirq => CFG_GPT_IRQ, |
|
513 | 514 | sepirq => CFG_GPT_SEPIRQ, sbits => CFG_GPT_SW, ntimers => CFG_GPT_NTIM, |
|
514 | 515 | nbits => CFG_GPT_TW) |
|
515 | 516 | PORT MAP (rstn, clkm, apbi, apbo(3), gpti, gpto); |
|
516 | 517 | gpti.dhalt <= dsuo.tstop; |
|
517 | 518 | gpti.extclk <= '0'; |
|
518 | 519 | END GENERATE; |
|
519 | 520 | notim : IF CFG_GPT_ENABLE = 0 GENERATE apbo(3) <= apb_none; END GENERATE; |
|
520 | 521 | |
|
521 | 522 | |
|
522 | 523 | ---------------------------------------------------------------------- |
|
523 | 524 | --- APB UART ------------------------------------------------------- |
|
524 | 525 | ---------------------------------------------------------------------- |
|
525 | 526 | ua1 : IF CFG_UART1_ENABLE /= 0 GENERATE |
|
526 | 527 | uart1 : apbuart -- UART 1 |
|
527 | 528 | GENERIC MAP (pindex => 1, paddr => 1, pirq => 2, console => dbguart, |
|
528 | 529 | fifosize => CFG_UART1_FIFO) |
|
529 | 530 | PORT MAP (rstn, clkm, apbi, apbo(1), apbuarti, apbuarto); |
|
530 | 531 | apbuarti.rxd <= urxd1; |
|
531 | 532 | apbuarti.extclk <= '0'; |
|
532 | 533 | utxd1 <= apbuarto.txd; |
|
533 | 534 | apbuarti.ctsn <= '0'; |
|
534 | 535 | END GENERATE; |
|
535 | 536 | noua0 : IF CFG_UART1_ENABLE = 0 GENERATE apbo(1) <= apb_none; END GENERATE; |
|
536 | 537 | |
|
537 | 538 | ------------------------------------------------------------------------------- |
|
538 | 539 | -- AMBA BUS ------------------------------------------------------------------- |
|
539 | 540 | ------------------------------------------------------------------------------- |
|
540 | 541 | |
|
541 | 542 | -- APB -------------------------------------------------------------------- |
|
542 | 543 | apbi_ext <= apbi; |
|
543 | 544 | all_apb : FOR I IN 0 TO NB_APB_SLAVE-1 GENERATE |
|
544 | 545 | max_16_apb : IF I + 5 < 16 GENERATE |
|
545 | 546 | apbo(I+5) <= apbo_ext(I+5); |
|
546 | 547 | END GENERATE max_16_apb; |
|
547 | 548 | END GENERATE all_apb; |
|
548 | 549 | -- AHB_Slave -------------------------------------------------------------- |
|
549 | 550 | ahbi_s_ext <= ahbsi; |
|
550 | 551 | all_ahbs : FOR I IN 0 TO NB_AHB_SLAVE-1 GENERATE |
|
551 | 552 | max_16_ahbs : IF I + 3 < 16 GENERATE |
|
552 | 553 | ahbso(I+3) <= ahbo_s_ext(I+3); |
|
553 | 554 | END GENERATE max_16_ahbs; |
|
554 | 555 | END GENERATE all_ahbs; |
|
555 | 556 | -- AHB_Master ------------------------------------------------------------- |
|
556 | 557 | ahbi_m_ext <= ahbmi; |
|
557 | 558 | all_ahbm : FOR I IN 0 TO NB_AHB_MASTER-1 GENERATE |
|
558 | 559 | max_16_ahbm : IF I + CFG_NCPU + CFG_AHB_UART < 16 GENERATE |
|
559 | 560 | ahbmo(I + CFG_NCPU) <= ahbo_m_ext(I+CFG_NCPU); |
|
560 | 561 | END GENERATE max_16_ahbm; |
|
561 | 562 | END GENERATE all_ahbm; |
|
562 | 563 | |
|
563 | 564 | |
|
564 | 565 | |
|
565 |
END Behavioral; |
|
|
566 | END Behavioral; No newline at end of file |
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