mirror of https://github.com/lnis-uofu/SOFA.git
[Arch] Add openfpga arch for non-adder k4 vpr arch
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tangxifan
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<!-- Architecture annotation for OpenFPGA framework
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This annotation supports the k4_frac_cc_sky130nm.xml
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- General purpose logic block
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- K = 6, N = 10, I = 40
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- Single mode
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- Routing architecture
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- L = 4, fc_in = 0.15, fc_out = 0.1
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- Skywater 130nm PDK
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- circuit models are binded to the opensource skywater
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foundry middle-speed (ms) standard cell library
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-->
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<openfpga_architecture>
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<technology_library>
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<device_library>
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<device_model name="logic" type="transistor">
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<lib type="industry" corner="TOP_TT" ref="M" path="${OPENFPGA_PATH}/openfpga_flow/tech/PTM_45nm/45nm.pm"/>
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<design vdd="0.9" pn_ratio="2"/>
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<pmos name="pch" chan_length="40e-9" min_width="140e-9" variation="logic_transistor_var"/>
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<nmos name="nch" chan_length="40e-9" min_width="140e-9" variation="logic_transistor_var"/>
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</device_model>
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<device_model name="io" type="transistor">
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<lib type="academia" ref="M" path="${OPENFPGA_PATH}/openfpga_flow/tech/PTM_45nm/45nm.pm"/>
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<design vdd="2.5" pn_ratio="3"/>
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<pmos name="pch_25" chan_length="270e-9" min_width="320e-9" variation="io_transistor_var"/>
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<nmos name="nch_25" chan_length="270e-9" min_width="320e-9" variation="io_transistor_var"/>
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</device_model>
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</device_library>
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<variation_library>
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<variation name="logic_transistor_var" abs_deviation="0.1" num_sigma="3"/>
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<variation name="io_transistor_var" abs_deviation="0.1" num_sigma="3"/>
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</variation_library>
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</technology_library>
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<circuit_library>
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<circuit_model type="inv_buf" name="sky130_fd_sc_hd__inv_1" prefix="sky130_fd_sc_hd__inv_1" is_default="true" verilog_netlist="${SKYWATER_OPENFPGA_HOME}/PDK/skywater/libraries/sky130_fd_sc_hd/latest/cells/inv/sky130_fd_sc_hd__inv_1.v">
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<design_technology type="cmos" topology="inverter" size="1"/>
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<device_technology device_model_name="logic"/>
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<port type="input" prefix="in" lib_name="A" size="1"/>
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<port type="output" prefix="out" lib_name="Y" size="1"/>
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<delay_matrix type="rise" in_port="in" out_port="out">
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10e-12
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</delay_matrix>
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<delay_matrix type="fall" in_port="in" out_port="out">
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10e-12
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</delay_matrix>
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</circuit_model>
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<circuit_model type="inv_buf" name="sky130_fd_sc_hd__buf_2" prefix="sky130_fd_sc_hd__buf_2" is_default="false" verilog_netlist="${SKYWATER_OPENFPGA_HOME}/PDK/skywater/libraries/sky130_fd_sc_hd/latest/cells/buf/sky130_fd_sc_hd__buf_2.v">
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<design_technology type="cmos" topology="buffer" size="1" num_level="2" f_per_stage="2"/>
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<device_technology device_model_name="logic"/>
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<port type="input" prefix="in" lib_name="A" size="1"/>
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<port type="output" prefix="out" lib_name="X" size="1"/>
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<delay_matrix type="rise" in_port="in" out_port="out">
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10e-12
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</delay_matrix>
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<delay_matrix type="fall" in_port="in" out_port="out">
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10e-12
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</delay_matrix>
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</circuit_model>
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<circuit_model type="inv_buf" name="sky130_fd_sc_hd__buf_4" prefix="sky130_fd_sc_hd__buf_4" is_default="false" verilog_netlist="${SKYWATER_OPENFPGA_HOME}/PDK/skywater/libraries/sky130_fd_sc_hd/latest/cells/buf/sky130_fd_sc_hd__buf_4.v">
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<design_technology type="cmos" topology="buffer" size="1" num_level="2" f_per_stage="4"/>
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<device_technology device_model_name="logic"/>
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<port type="input" prefix="in" lib_name="A" size="1"/>
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<port type="output" prefix="out" lib_name="X" size="1"/>
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<delay_matrix type="rise" in_port="in" out_port="out">
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10e-12
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</delay_matrix>
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<delay_matrix type="fall" in_port="in" out_port="out">
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10e-12
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</delay_matrix>
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</circuit_model>
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<circuit_model type="inv_buf" name="sky130_fd_sc_hd__inv_2" prefix="sky130_fd_sc_hd__inv_2" is_default="false" verilog_netlist="${SKYWATER_OPENFPGA_HOME}/PDK/skywater/libraries/sky130_fd_sc_hd/latest/cells/inv/sky130_fd_sc_hd__inv_2.v">
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<design_technology type="cmos" topology="buffer" size="1"/>
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<device_technology device_model_name="logic"/>
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<port type="input" prefix="in" lib_name="A" size="1"/>
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<port type="output" prefix="out" lib_name="Y" size="1"/>
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<delay_matrix type="rise" in_port="in" out_port="out">
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10e-12
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</delay_matrix>
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<delay_matrix type="fall" in_port="in" out_port="out">
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10e-12
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</delay_matrix>
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</circuit_model>
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<circuit_model type="gate" name="sky130_fd_sc_hd__or2_1" prefix="sky130_fd_sc_hd__or2_1" is_default="true" verilog_netlist="${SKYWATER_OPENFPGA_HOME}/PDK/skywater/libraries/sky130_fd_sc_hd/latest/cells/or2/sky130_fd_sc_hd__or2_1.v">
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<design_technology type="cmos" topology="OR"/>
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<device_technology device_model_name="logic"/>
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<input_buffer exist="false"/>
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<output_buffer exist="false"/>
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<port type="input" prefix="a" lib_name="A" size="1"/>
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<port type="input" prefix="b" lib_name="B" size="1"/>
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<port type="output" prefix="out" lib_name="X" size="1"/>
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<delay_matrix type="rise" in_port="a b" out_port="out">
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10e-12 5e-12
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</delay_matrix>
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<delay_matrix type="fall" in_port="a b" out_port="out">
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10e-12 5e-12
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</delay_matrix>
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</circuit_model>
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<!-- Define a circuit model for the standard cell MUX2
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OpenFPGA requires the following truth table for the MUX2
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When the select signal sel is enabled, the first input, i.e., in0
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will be propagated to the output, i.e., out
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If your standard cell provider does not offer the exact truth table,
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you can simply swap the inputs as shown in the example below
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-->
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<circuit_model type="gate" name="sky130_fd_sc_hd__mux2_1" prefix="sky130_fd_sc_hd__mux2_1" verilog_netlist="${SKYWATER_OPENFPGA_HOME}/PDK/skywater/libraries/sky130_fd_sc_hd/latest/cells/mux2/sky130_fd_sc_hd__mux2_1.v">
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<design_technology type="cmos" topology="MUX2"/>
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<device_technology device_model_name="logic"/>
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<input_buffer exist="false"/>
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<output_buffer exist="false"/>
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<port type="input" prefix="in0" lib_name="A1" size="1"/>
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<port type="input" prefix="in1" lib_name="A0" size="1"/>
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<port type="input" prefix="sel" lib_name="S" size="1"/>
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<port type="output" prefix="out" lib_name="X" size="1"/>
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</circuit_model>
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<circuit_model type="chan_wire" name="chan_segment" prefix="track_seg" is_default="true">
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<design_technology type="cmos"/>
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<input_buffer exist="false"/>
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<output_buffer exist="false"/>
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<port type="input" prefix="in" size="1"/>
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<port type="output" prefix="out" size="1"/>
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<wire_param model_type="pi" R="101" C="22.5e-15" num_level="1"/>
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<!-- model_type could be T, res_val and cap_val DON'T CARE -->
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</circuit_model>
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<circuit_model type="wire" name="direct_interc" prefix="direct_interc" is_default="true">
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<design_technology type="cmos"/>
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<input_buffer exist="false"/>
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<output_buffer exist="false"/>
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<port type="input" prefix="in" size="1"/>
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<port type="output" prefix="out" size="1"/>
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<wire_param model_type="pi" R="0" C="0" num_level="1"/>
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<!-- model_type could be T, res_val cap_val should be defined -->
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</circuit_model>
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<circuit_model type="mux" name="mux_tree" prefix="mux_tree" is_default="true" dump_structural_verilog="true">
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<design_technology type="cmos" structure="tree" add_const_input="true" const_input_val="1"/>
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<input_buffer exist="false"/>
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<output_buffer exist="false"/>
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<pass_gate_logic circuit_model_name="sky130_fd_sc_hd__mux2_1"/>
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<port type="input" prefix="in" size="1"/>
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<port type="output" prefix="out" size="1"/>
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<port type="sram" prefix="sram" size="1"/>
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</circuit_model>
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<circuit_model type="mux" name="mux_tree_tapbuf" prefix="mux_tree_tapbuf" dump_structural_verilog="true">
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<design_technology type="cmos" structure="tree" add_const_input="true" const_input_val="1"/>
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<input_buffer exist="false"/>
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<output_buffer exist="true" circuit_model_name="sky130_fd_sc_hd__buf_4"/>
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<pass_gate_logic circuit_model_name="sky130_fd_sc_hd__mux2_1"/>
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<port type="input" prefix="in" size="1"/>
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<port type="output" prefix="out" size="1"/>
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<port type="sram" prefix="sram" size="1"/>
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</circuit_model>
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<!--DFF subckt ports should be defined as <D> <Q> <CLK> <RESET> <SET> -->
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<circuit_model type="ff" name="sky130_fd_sc_hd__sdfxbp_1" prefix="sky130_fd_sc_hd__sdfxbp_1" verilog_netlist="${SKYWATER_OPENFPGA_HOME}/PDK/skywater/libraries/sky130_fd_sc_hd/latest/cells/sdfxbp/sky130_fd_sc_hd__sdfxbp_1.v">
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<design_technology type="cmos"/>
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<input_buffer exist="true" circuit_model_name="sky130_fd_sc_hd__inv_1"/>
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<output_buffer exist="true" circuit_model_name="sky130_fd_sc_hd__inv_1"/>
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<port type="input" prefix="D" size="1"/>
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<port type="input" prefix="DI" lib_name="SCD" size="1"/>
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<port type="input" prefix="Test_en" lib_name="SCE" size="1" is_global="true" default_val="0"/>
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<!-- <port type="input" prefix="reset" lib_name="RESET_B" size="1" is_global="true" default_val="1" is_reset="true"/> -->
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<port type="output" prefix="Q" size="1"/>
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<port type="clock" prefix="clk" lib_name="CLK" size="1" is_global="true" default_val="0" />
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</circuit_model>
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<circuit_model type="lut" name="frac_lut4" prefix="frac_lut4" dump_structural_verilog="true">
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<design_technology type="cmos" fracturable_lut="true"/>
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<input_buffer exist="false"/>
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<output_buffer exist="true" circuit_model_name="sky130_fd_sc_hd__buf_2"/>
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<lut_input_inverter exist="true" circuit_model_name="sky130_fd_sc_hd__inv_1"/>
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<lut_input_buffer exist="true" circuit_model_name="sky130_fd_sc_hd__buf_2"/>
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<lut_intermediate_buffer exist="true" circuit_model_name="sky130_fd_sc_hd__buf_2" location_map="-1-"/>
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<pass_gate_logic circuit_model_name="sky130_fd_sc_hd__mux2_1"/>
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<port type="input" prefix="in" size="4" tri_state_map="---1" circuit_model_name="sky130_fd_sc_hd__or2_1"/>
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<port type="output" prefix="lut3_out" size="2" lut_frac_level="3" lut_output_mask="0,1"/>
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<port type="output" prefix="lut4_out" size="1" lut_output_mask="0"/>
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<port type="sram" prefix="sram" size="16"/>
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<port type="sram" prefix="mode" size="1" mode_select="true" circuit_model_name="sky130_fd_sc_hd__dfxbp_1" default_val="1"/>
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</circuit_model>
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<!--Scan-chain DFF subckt ports should be defined as <D> <Q> <Qb> <CLK> <RESET> <SET> -->
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<circuit_model type="ccff" name="sky130_fd_sc_hd__dfxbp_1" prefix="sky130_fd_sc_hd__dfxbp_1" verilog_netlist="${SKYWATER_OPENFPGA_HOME}/PDK/skywater/libraries/sky130_fd_sc_hd/latest/cells/dfrbp/sky130_fd_sc_hd__dfxbp_1.v">
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<design_technology type="cmos"/>
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<input_buffer exist="true" circuit_model_name="sky130_fd_sc_hd__inv_1"/>
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<output_buffer exist="true" circuit_model_name="sky130_fd_sc_hd__inv_1"/>
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<!-- <port type="input" prefix="pReset" lib_name="RESET_B" size="1" is_global="true" default_val="1" is_reset="true" is_prog="true"/> -->
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<port type="input" prefix="D" size="1"/>
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<port type="output" prefix="Q" size="1"/>
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<port type="output" prefix="Q_N" size="1"/>
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<port type="clock" prefix="prog_clk" lib_name="CLK" size="1" is_global="true" default_val="0" is_prog="true"/>
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</circuit_model>
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<circuit_model type="iopad" name="GPIO" prefix="GPIO" spice_netlist="${OPENFPGA_PATH}/openfpga_flow/openfpga_cell_library/spice/gpio.sp" verilog_netlist="${SKYWATER_OPENFPGA_HOME}/PDK/sc_verilog/std_cell_extract.v">
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<design_technology type="cmos"/>
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<input_buffer exist="true" circuit_model_name="sky130_fd_sc_hd__inv_1"/>
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<output_buffer exist="true" circuit_model_name="sky130_fd_sc_hd__inv_1"/>
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<port type="inout" prefix="Y" lib_name="Y" size="1" is_global="true" is_io="true" />
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<port type="output" prefix="A" lib_name="A" size="1" is_global="true" is_io="true" />
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<port type="sram" prefix="en" lib_name="mem_out" size="1" mode_select="true" circuit_model_name="sky130_fd_sc_hd__dfxbp_1" default_val="1"/>
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<port type="output" prefix="IE" lib_name="IE" size="1" is_global="true" is_io="true" />
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<port type="output" prefix="OE" lib_name="OE" size="1" is_global="true" is_io="true" />
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<port type="input" prefix="outpad" lib_name="in" size="1"/>
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<port type="output" prefix="inpad" lib_name="out" size="1"/>
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</circuit_model>
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</circuit_library>
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<configuration_protocol>
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<organization type="scan_chain" circuit_model_name="sky130_fd_sc_hd__dfxbp_1" num_regions="1"/>
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</configuration_protocol>
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<connection_block>
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<switch name="ipin_cblock" circuit_model_name="mux_tree_tapbuf"/>
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</connection_block>
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<switch_block>
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<switch name="L1_mux" circuit_model_name="mux_tree_tapbuf"/>
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<switch name="L2_mux" circuit_model_name="mux_tree_tapbuf"/>
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<switch name="L4_mux" circuit_model_name="mux_tree_tapbuf"/>
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</switch_block>
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<routing_segment>
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<segment name="L1" circuit_model_name="chan_segment"/>
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<segment name="L2" circuit_model_name="chan_segment"/>
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<segment name="L4" circuit_model_name="chan_segment"/>
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</routing_segment>
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<direct_connection>
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<direct name="shift_register" circuit_model_name="direct_interc" type="column" x_dir="positive" y_dir="positive"/>
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<direct name="scan_chain" circuit_model_name="direct_interc" type="column" x_dir="positive" y_dir="positive"/>
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</direct_connection>
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<pb_type_annotations>
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<!-- physical pb_type binding in complex block IO -->
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<pb_type name="io" physical_mode_name="physical" idle_mode_name="inpad"/>
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<pb_type name="io[physical].iopad" circuit_model_name="GPIO" mode_bits="1"/>
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<pb_type name="io[inpad].inpad" physical_pb_type_name="io[physical].iopad" mode_bits="1"/>
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<pb_type name="io[outpad].outpad" physical_pb_type_name="io[physical].iopad" mode_bits="0"/>
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<!-- End physical pb_type binding in complex block IO -->
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<!-- physical pb_type binding in complex block CLB -->
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<!-- physical mode will be the default mode if not specified -->
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<pb_type name="clb">
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<!-- Binding interconnect to circuit models as their physical implementation, if not defined, we use the default model -->
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<interconnect name="crossbar" circuit_model_name="mux_tree"/>
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</pb_type>
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<pb_type name="clb.fle" physical_mode_name="physical"/>
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<pb_type name="clb.fle[physical].fabric.frac_logic.frac_lut4" circuit_model_name="frac_lut4" mode_bits="0"/>
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<pb_type name="clb.fle[physical].fabric.ff" circuit_model_name="sky130_fd_sc_hd__sdfxbp_1"/>
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<!-- Binding operating pb_type to physical pb_type -->
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<pb_type name="clb.fle[n2_lut3].lut3inter.ble3.lut3" physical_pb_type_name="clb.fle[physical].fabric.frac_logic.frac_lut4" mode_bits="1" physical_pb_type_index_factor="0.5">
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<!-- Binding the lut3 to the first 3 inputs of fracturable lut4 -->
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<port name="in" physical_mode_port="in[0:2]"/>
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<port name="out" physical_mode_port="lut3_out[0:0]" physical_mode_pin_rotate_offset="1"/>
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</pb_type>
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<pb_type name="clb.fle[n2_lut3].lut3inter.ble3.ff" physical_pb_type_name="clb.fle[physical].fabric.ff"/>
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<!-- Binding operating pb_types in mode 'ble4' -->
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<pb_type name="clb.fle[n1_lut4].ble4.lut4" physical_pb_type_name="clb.fle[physical].fabric.frac_logic.frac_lut4" mode_bits="0">
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<!-- Binding the lut4 to the first 4 inputs of fracturable lut4 -->
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<port name="in" physical_mode_port="in[0:3]"/>
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<port name="out" physical_mode_port="lut4_out"/>
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</pb_type>
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<pb_type name="clb.fle[n1_lut4].ble4.ff" physical_pb_type_name="clb.fle[physical].fabric.ff" physical_pb_type_index_factor="2" physical_pb_type_index_offset="0"/>
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<!-- Binding operating pb_types in mode 'shift_register' -->
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<pb_type name="clb.fle[shift_register].shift_reg.ff" physical_pb_type_name="clb.fle[physical].fabric.ff"/>
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<!-- End physical pb_type binding in complex block IO -->
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</pb_type_annotations>
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</openfpga_architecture>
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