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| 1 | +<!-- |
| 2 | + Architecture file translated from ifar repository N04K04L01.FC15FO25.AREA1DELAY1.CMOS90NM.BPTM |
| 3 | +
|
| 4 | + Simple architecture file consisting of clusters of 4 BLEs, each BLE contains a 4-LUT+FF pair. Delay models from 90nm PTM. |
| 5 | +--> |
| 6 | +<architecture> |
| 7 | + <!-- |
| 8 | + ODIN II specific config begins |
| 9 | + Describes the types of user-specified netlist blocks (in blif, this corresponds to |
| 10 | + ".model [type_of_block]") that this architecture supports. |
| 11 | +
|
| 12 | + Note: Basic LUTs, I/Os, and flip-flops are not included here as there are |
| 13 | + already special structures in blif (.names, .input, .output, and .latch) |
| 14 | + that describe them. |
| 15 | + --> |
| 16 | + <models> |
| 17 | + </models> |
| 18 | + <tiles> |
| 19 | + <tile name="io"> |
| 20 | + <sub_tile name="io" capacity="3"> |
| 21 | + <equivalent_sites> |
| 22 | + <site pb_type="io" pin_mapping="direct"/> |
| 23 | + </equivalent_sites> |
| 24 | + <input name="outpad" num_pins="1"/> |
| 25 | + <output name="inpad" num_pins="1"/> |
| 26 | + <clock name="clock" num_pins="1"/> |
| 27 | + <fc in_type="frac" in_val="1.0" out_type="frac" out_val="0.25"/> |
| 28 | + <pinlocations pattern="custom"> |
| 29 | + <loc side="left">io.outpad io.inpad io.clock</loc> |
| 30 | + <loc side="top">io.outpad io.inpad io.clock</loc> |
| 31 | + <loc side="right">io.outpad io.inpad io.clock</loc> |
| 32 | + <loc side="bottom">io.outpad io.inpad io.clock</loc> |
| 33 | + </pinlocations> |
| 34 | + </sub_tile> |
| 35 | + </tile> |
| 36 | + <tile name="clb"> |
| 37 | + <sub_tile name="clb"> |
| 38 | + <equivalent_sites> |
| 39 | + <site pb_type="clb" pin_mapping="direct"/> |
| 40 | + </equivalent_sites> |
| 41 | + <input name="I" num_pins="10" equivalent="full"/> |
| 42 | + <output name="O" num_pins="4" equivalent="instance"/> |
| 43 | + <clock name="clk" num_pins="1"/> |
| 44 | + <fc in_type="frac" in_val="0.15" out_type="frac" out_val="0.25"/> |
| 45 | + <pinlocations pattern="spread"/> |
| 46 | + </sub_tile> |
| 47 | + </tile> |
| 48 | + </tiles> |
| 49 | + <!-- ODIN II specific config ends --> |
| 50 | + <!-- Physical descriptions begin --> |
| 51 | + <layout tileable="true" perimeter_cb="true"> |
| 52 | + <auto_layout aspect_ratio="1.000000"> |
| 53 | + <!--Perimeter of 'io' blocks with 'EMPTY' blocks at corners--> |
| 54 | + <perimeter type="io" priority="100"/> |
| 55 | + <corners type="EMPTY" priority="101"/> |
| 56 | + <!--Fill with 'clb'--> |
| 57 | + <fill type="clb" priority="10"/> |
| 58 | + </auto_layout> |
| 59 | + </layout> |
| 60 | + <device> |
| 61 | + <sizing R_minW_nmos="4220.930176" R_minW_pmos="11207.599609"/> |
| 62 | + <area grid_logic_tile_area="2229.320068"/> |
| 63 | + <chan_width_distr> |
| 64 | + <x distr="uniform" peak="1.000000"/> |
| 65 | + <y distr="uniform" peak="1.000000"/> |
| 66 | + </chan_width_distr> |
| 67 | + <switch_block type="wilton" fs="3"/> |
| 68 | + <connection_block input_switch_name="ipin_cblock"/> |
| 69 | + </device> |
| 70 | + <switchlist> |
| 71 | + <switch type="mux" name="0" R="0.000000" Cin="0.000000e+00" Cout="0.000000e+00" Tdel="6.244000e-11" mux_trans_size="1.835460" buf_size="10.498600"/> |
| 72 | + <!--switch ipin_cblock resistance set to yeild for 4x minimum drive strength buffer--> |
| 73 | + <switch type="mux" name="ipin_cblock" R="1055.232544" Cout="0." Cin="0.000000e+00" Tdel="8.045000e-11" mux_trans_size="0.983352" buf_size="auto"/> |
| 74 | + </switchlist> |
| 75 | + <segmentlist> |
| 76 | + <segment freq="0.500000" length="1" type="unidir" Rmetal="0.000000" Cmetal="0.000000e+00"> |
| 77 | + <mux name="0"/> |
| 78 | + <sb type="pattern">1 1</sb> |
| 79 | + <cb type="pattern">1</cb> |
| 80 | + </segment> |
| 81 | + <segment freq="0.500000" length="4" type="unidir" Rmetal="0.000000" Cmetal="0.000000e+00"> |
| 82 | + <mux name="0"/> |
| 83 | + <sb type="pattern">1 1 1 1 1</sb> |
| 84 | + <cb type="pattern">1 1 1 1</cb> |
| 85 | + </segment> |
| 86 | + </segmentlist> |
| 87 | + <complexblocklist> |
| 88 | + <!-- Define I/O pads begin --> |
| 89 | + <!-- Capacity is a unique property of I/Os, it is the maximum number of I/Os that can be placed at the same (X,Y) location on the FPGA --> |
| 90 | + <pb_type name="io"> |
| 91 | + <input name="outpad" num_pins="1"/> |
| 92 | + <output name="inpad" num_pins="1"/> |
| 93 | + <clock name="clock" num_pins="1"/> |
| 94 | + <!-- IOs can operate as either inputs or outputs. |
| 95 | + Delays below come from Ian Kuon. They are small, so they should be interpreted as |
| 96 | + the delays to and from registers in the I/O (and generally I/Os are registered |
| 97 | + today and that is when you timing analyze them. |
| 98 | + --> |
| 99 | + <mode name="inpad"> |
| 100 | + <pb_type name="inpad" blif_model=".input" num_pb="1"> |
| 101 | + <output name="inpad" num_pins="1"/> |
| 102 | + </pb_type> |
| 103 | + <interconnect> |
| 104 | + <direct name="inpad" input="inpad.inpad" output="io.inpad"> |
| 105 | + <delay_constant max="9.492000e-11" in_port="inpad.inpad" out_port="io.inpad"/> |
| 106 | + </direct> |
| 107 | + </interconnect> |
| 108 | + </mode> |
| 109 | + <mode name="outpad"> |
| 110 | + <pb_type name="outpad" blif_model=".output" num_pb="1"> |
| 111 | + <input name="outpad" num_pins="1"/> |
| 112 | + </pb_type> |
| 113 | + <interconnect> |
| 114 | + <direct name="outpad" input="io.outpad" output="outpad.outpad"> |
| 115 | + <delay_constant max="2.675000e-11" in_port="io.outpad" out_port="outpad.outpad"/> |
| 116 | + </direct> |
| 117 | + </interconnect> |
| 118 | + </mode> |
| 119 | + <!-- Every input pin is driven by 15% of the tracks in a channel, every output pin is driven by 10% of the tracks in a channel --> |
| 120 | + <!-- IOs go on the periphery of the FPGA, for consistency, |
| 121 | + make it physically equivalent on all sides so that only one definition of I/Os is needed. |
| 122 | + If I do not make a physically equivalent definition, then I need to define 4 different I/Os, one for each side of the FPGA |
| 123 | + --> |
| 124 | + <!-- Place I/Os on the sides of the FPGA --> |
| 125 | + <power method="ignore"/> |
| 126 | + </pb_type> |
| 127 | + <!-- Define I/O pads ends --> |
| 128 | + <!-- Define general purpose logic block (CLB) begin --> |
| 129 | + <pb_type name="clb"> |
| 130 | + <input name="I" num_pins="10" equivalent="full"/> |
| 131 | + <output name="O" num_pins="4" equivalent="instance"/> |
| 132 | + <clock name="clk" num_pins="1"/> |
| 133 | + <!-- Describe basic logic element. --> |
| 134 | + <pb_type name="fle" num_pb="4"> |
| 135 | + <input name="in" num_pins="4"/> |
| 136 | + <output name="out" num_pins="1"/> |
| 137 | + <clock name="clk" num_pins="1"/> |
| 138 | + <!-- 4-LUT mode definition begin --> |
| 139 | + <mode name="n1_lut4"> |
| 140 | + <!-- Define 4-LUT mode --> |
| 141 | + <pb_type name="ble4" num_pb="1"> |
| 142 | + <input name="in" num_pins="4"/> |
| 143 | + <output name="out" num_pins="1"/> |
| 144 | + <clock name="clk" num_pins="1"/> |
| 145 | + <!-- Define LUT --> |
| 146 | + <pb_type name="lut4" blif_model=".names" num_pb="1" class="lut"> |
| 147 | + <input name="in" num_pins="4" port_class="lut_in"/> |
| 148 | + <output name="out" num_pins="1" port_class="lut_out"/> |
| 149 | + <!-- LUT timing using delay matrix --> |
| 150 | + <delay_matrix type="max" in_port="lut4.in" out_port="lut4.out"> |
| 151 | + 2.253000e-10 |
| 152 | + 2.253000e-10 |
| 153 | + 2.253000e-10 |
| 154 | + 2.253000e-10 |
| 155 | + </delay_matrix> |
| 156 | + </pb_type> |
| 157 | + <!-- Define flip-flop --> |
| 158 | + <pb_type name="ff" blif_model=".latch" num_pb="1" class="flipflop"> |
| 159 | + <input name="D" num_pins="1" port_class="D"/> |
| 160 | + <output name="Q" num_pins="1" port_class="Q"/> |
| 161 | + <clock name="clk" num_pins="1" port_class="clock"/> |
| 162 | + <T_setup value="2.160000e-10" port="ff.D" clock="clk"/> |
| 163 | + <T_clock_to_Q max="1.426000e-10" port="ff.Q" clock="clk"/> |
| 164 | + </pb_type> |
| 165 | + <interconnect> |
| 166 | + <direct name="direct1" input="ble4.in" output="lut4[0:0].in"/> |
| 167 | + <direct name="direct2" input="lut4.out" output="ff.D"> |
| 168 | + <!-- Advanced user option that tells CAD tool to find LUT+FF pairs in netlist --> |
| 169 | + <pack_pattern name="ble6" in_port="lut4.out" out_port="ff.D"/> |
| 170 | + </direct> |
| 171 | + <direct name="direct3" input="ble4.clk" output="ff.clk"/> |
| 172 | + <mux name="mux1" input="ff.Q lut4.out" output="ble4.out"> |
| 173 | + </mux> |
| 174 | + </interconnect> |
| 175 | + </pb_type> |
| 176 | + <interconnect> |
| 177 | + <direct name="direct1" input="fle.in" output="ble4.in"/> |
| 178 | + <direct name="direct2" input="ble4.out" output="fle.out[0:0]"/> |
| 179 | + <direct name="direct3" input="fle.clk" output="ble4.clk"/> |
| 180 | + </interconnect> |
| 181 | + </mode> |
| 182 | + <!-- 4-LUT mode definition end --> |
| 183 | + </pb_type> |
| 184 | + <interconnect> |
| 185 | + <!-- We use a full crossbar to get logical equivalence at inputs of CLB --> |
| 186 | + <complete name="crossbar" input="clb.I fle[3:0].out" output="fle[3:0].in"> |
| 187 | + <delay_constant max="5.735000e-11" in_port="clb.I" out_port="fle[3:0].in"/> |
| 188 | + <delay_constant max="5.428000e-11" in_port="fle[3:0].out" out_port="fle[3:0].in"/> |
| 189 | + </complete> |
| 190 | + <complete name="clks" input="clb.clk" output="fle[3:0].clk"> |
| 191 | + </complete> |
| 192 | + <direct name="clbouts1" input="fle[3:0].out" output="clb.O"/> |
| 193 | + </interconnect> |
| 194 | + <!-- Every input pin is driven by 15% of the tracks in a channel, every output pin is driven by 25% of the tracks in a channel --> |
| 195 | + <!-- Place this general purpose logic block in any unspecified column --> |
| 196 | + </pb_type> |
| 197 | + <!-- Define general purpose logic block (CLB) ends --> |
| 198 | + </complexblocklist> |
| 199 | +</architecture> |
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