diff --git a/openfpga_flow/openfpga_arch/README.md b/openfpga_flow/openfpga_arch/README.md index 36fb95acd..81bd512f7 100644 --- a/openfpga_flow/openfpga_arch/README.md +++ b/openfpga_flow/openfpga_arch/README.md @@ -6,7 +6,7 @@ Note that an OpenFPGA architecture can be applied to multiple VPR architecture f * The keyword 'frac' is to specify if fracturable LUT is used or not. * The keyword 'Native' is to specify if fracturable LUT design is a native one (without mode switch) or a standard one (with mode switch). - N: Number of logic elements for a CLB. If you have multiple CLB architectures, this should be largest number. -- fracdff: Use multi-mode DFF model, where reset/set/clock polarity is configurable +- fracff<2edge>: Use multi-mode flip-flop model, where reset/set polarity is configurable. When 2edge is specified, clock polarity can be switched between postive edge triggered and negative edge triggered - adder\_chain: If hard adder/carry chain is used inside CLBs - register\_chain: If shift register chain is used inside CLBs - scan\_chain: If scan chain testing infrastructure is used inside CLBs diff --git a/openfpga_flow/openfpga_arch/k4_frac_N4_fracff2edge_40nm_cc_openfpga.xml b/openfpga_flow/openfpga_arch/k4_frac_N4_fracff2edge_40nm_cc_openfpga.xml new file mode 100644 index 000000000..4243e7804 --- /dev/null +++ b/openfpga_flow/openfpga_arch/k4_frac_N4_fracff2edge_40nm_cc_openfpga.xml @@ -0,0 +1,273 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + 10e-12 + + + 10e-12 + + + + + + + + + 10e-12 + + + 10e-12 + + + + + + + + + 10e-12 + + + 10e-12 + + + + + + + + + + + + 10e-12 5e-12 + + + 10e-12 5e-12 + + + + + + + + + + + + + 10e-12 5e-12 5e-12 + + + 10e-12 5e-12 5e-12 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/openfpga_flow/openfpga_cell_library/verilog/dff.v b/openfpga_flow/openfpga_cell_library/verilog/dff.v index 2b3f88a5e..814f01a83 100644 --- a/openfpga_flow/openfpga_cell_library/verilog/dff.v +++ b/openfpga_flow/openfpga_cell_library/verilog/dff.v @@ -301,7 +301,7 @@ endmodule //End Of Module // - clock // which can be switched between positive edge triggered and negative edge triggered //----------------------------------------------------- -module MULTI_MODE_DFFRCKQ ( +module MULTI_MODE_DFFNRQ ( input RST, // Reset input input CK, // Clock Input input D, // Data Input diff --git a/openfpga_flow/vpr_arch/README.md b/openfpga_flow/vpr_arch/README.md index 8fb2b1fbe..e5855b390 100644 --- a/openfpga_flow/vpr_arch/README.md +++ b/openfpga_flow/vpr_arch/README.md @@ -7,7 +7,7 @@ Please reveal the following architecture features in the names to help quickly s - N: Number of logic elements for a CLB. If you have multiple CLB architectures, this should be largest number. - tileable: If the routing architecture is tileable or not. * The keyword 'IO' specifies if the I/O tile is tileable or not -- fracdff: Use multi-mode DFF model, where reset/set/clock polarity is configurable +- fracff<2edge>: Use multi-mode flip-flop model, where reset/set polarity is configurable. When 2edge is specified, clock polarity can be switched between postive edge triggered and negative edge triggered - adder\_chain: If hard adder/carry chain is used inside CLBs - register\_chain: If shift register chain is used inside CLBs - scan\_chain: If scan chain testing infrastructure is used inside CLBs diff --git a/openfpga_flow/vpr_arch/k4_frac_N4_tileable_fracff2edge_40nm.xml b/openfpga_flow/vpr_arch/k4_frac_N4_tileable_fracff2edge_40nm.xml new file mode 100644 index 000000000..43081040d --- /dev/null +++ b/openfpga_flow/vpr_arch/k4_frac_N4_tileable_fracff2edge_40nm.xml @@ -0,0 +1,755 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + io.outpad io.inpad + io.outpad io.inpad + io.outpad io.inpad + io.outpad io.inpad + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + 1 1 1 1 1 + 1 1 1 1 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + 235e-12 + 235e-12 + 235e-12 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + 261e-12 + 261e-12 + 261e-12 + 261e-12 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +