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| author | Marcelina Kościelnicka <mwk@0x04.net> | 2022-02-06 10:10:40 +0100 |
|---|---|---|
| committer | Marcelina Kościelnicka <mwk@0x04.net> | 2022-05-18 17:32:56 +0200 |
| commit | 3b2f95953c8b8343f2696c5f47bfb2864417a8b1 (patch) | |
| tree | bdbd5f370d53e9f5fd164c61c4cd9c35f2da27de /techlibs/xilinx/lutrams_xcv_map.v | |
| parent | e4d811561cfb8e7acdbd70dd500600427e3a1756 (diff) | |
| download | yosys-3b2f95953c8b8343f2696c5f47bfb2864417a8b1.tar.gz yosys-3b2f95953c8b8343f2696c5f47bfb2864417a8b1.tar.bz2 yosys-3b2f95953c8b8343f2696c5f47bfb2864417a8b1.zip | |
xilinx: Use `memory_libmap` pass.
Diffstat (limited to 'techlibs/xilinx/lutrams_xcv_map.v')
| -rw-r--r-- | techlibs/xilinx/lutrams_xcv_map.v | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/techlibs/xilinx/lutrams_xcv_map.v b/techlibs/xilinx/lutrams_xcv_map.v new file mode 100644 index 000000000..91a96942a --- /dev/null +++ b/techlibs/xilinx/lutrams_xcv_map.v @@ -0,0 +1,177 @@ +// LUT RAMs for Virtex, Virtex 2, Spartan 3, Virtex 4. +// The corresponding definition file is lutrams_xcv.txt + +module $__XILINX_LUTRAM_SP_ (...); + +parameter INIT = 0; +parameter OPTION_ABITS = 4; + +output PORT_RW_RD_DATA; +input PORT_RW_WR_DATA; +input [OPTION_ABITS-1:0] PORT_RW_ADDR; +input PORT_RW_WR_EN; +input PORT_RW_CLK; + +generate +case(OPTION_ABITS) +4: RAM16X1S + #( + .INIT(INIT), + ) + _TECHMAP_REPLACE_ + ( + .A0(PORT_RW_ADDR[0]), + .A1(PORT_RW_ADDR[1]), + .A2(PORT_RW_ADDR[2]), + .A3(PORT_RW_ADDR[3]), + .D(PORT_RW_WR_DATA), + .O(PORT_RW_RD_DATA), + .WE(PORT_RW_WR_EN), + .WCLK(PORT_RW_CLK), + ); +5: RAM32X1S + #( + .INIT(INIT), + ) + _TECHMAP_REPLACE_ + ( + .A0(PORT_RW_ADDR[0]), + .A1(PORT_RW_ADDR[1]), + .A2(PORT_RW_ADDR[2]), + .A3(PORT_RW_ADDR[3]), + .A4(PORT_RW_ADDR[4]), + .D(PORT_RW_WR_DATA), + .O(PORT_RW_RD_DATA), + .WE(PORT_RW_WR_EN), + .WCLK(PORT_RW_CLK), + ); +6: RAM64X1S + #( + .INIT(INIT), + ) + _TECHMAP_REPLACE_ + ( + .A0(PORT_RW_ADDR[0]), + .A1(PORT_RW_ADDR[1]), + .A2(PORT_RW_ADDR[2]), + .A3(PORT_RW_ADDR[3]), + .A4(PORT_RW_ADDR[4]), + .A5(PORT_RW_ADDR[5]), + .D(PORT_RW_WR_DATA), + .O(PORT_RW_RD_DATA), + .WE(PORT_RW_WR_EN), + .WCLK(PORT_RW_CLK), + ); +7: RAM128X1S + #( + .INIT(INIT), + ) + _TECHMAP_REPLACE_ + ( + .A0(PORT_RW_ADDR[0]), + .A1(PORT_RW_ADDR[1]), + .A2(PORT_RW_ADDR[2]), + .A3(PORT_RW_ADDR[3]), + .A4(PORT_RW_ADDR[4]), + .A5(PORT_RW_ADDR[5]), + .A6(PORT_RW_ADDR[6]), + .D(PORT_RW_WR_DATA), + .O(PORT_RW_RD_DATA), + .WE(PORT_RW_WR_EN), + .WCLK(PORT_RW_CLK), + ); +default: + $error("invalid OPTION_ABITS"); +endcase +endgenerate + +endmodule + +module $__XILINX_LUTRAM_DP_ (...); + +parameter INIT = 0; +parameter OPTION_ABITS = 4; + +output PORT_RW_RD_DATA; +input PORT_RW_WR_DATA; +input [OPTION_ABITS-1:0] PORT_RW_ADDR; +input PORT_RW_WR_EN; +input PORT_RW_CLK; + +output PORT_R_RD_DATA; +input [OPTION_ABITS-1:0] PORT_R_ADDR; + +generate +case (OPTION_ABITS) +4: RAM16X1D + #( + .INIT(INIT), + ) + _TECHMAP_REPLACE_ + ( + .A0(PORT_RW_ADDR[0]), + .A1(PORT_RW_ADDR[1]), + .A2(PORT_RW_ADDR[2]), + .A3(PORT_RW_ADDR[3]), + .D(PORT_RW_WR_DATA), + .SPO(PORT_RW_RD_DATA), + .WE(PORT_RW_WR_EN), + .WCLK(PORT_RW_CLK), + .DPRA0(PORT_R_ADDR[0]), + .DPRA1(PORT_R_ADDR[1]), + .DPRA2(PORT_R_ADDR[2]), + .DPRA3(PORT_R_ADDR[3]), + .DPO(PORT_R_RD_DATA), + ); +5: RAM32X1D + #( + .INIT(INIT), + ) + _TECHMAP_REPLACE_ + ( + .A0(PORT_RW_ADDR[0]), + .A1(PORT_RW_ADDR[1]), + .A2(PORT_RW_ADDR[2]), + .A3(PORT_RW_ADDR[3]), + .A4(PORT_RW_ADDR[4]), + .D(PORT_RW_WR_DATA), + .SPO(PORT_RW_RD_DATA), + .WE(PORT_RW_WR_EN), + .WCLK(PORT_RW_CLK), + .DPRA0(PORT_R_ADDR[0]), + .DPRA1(PORT_R_ADDR[1]), + .DPRA2(PORT_R_ADDR[2]), + .DPRA3(PORT_R_ADDR[3]), + .DPRA4(PORT_R_ADDR[4]), + .DPO(PORT_R_RD_DATA), + ); +6: RAM64X1D + #( + .INIT(INIT), + ) + _TECHMAP_REPLACE_ + ( + .A0(PORT_RW_ADDR[0]), + .A1(PORT_RW_ADDR[1]), + .A2(PORT_RW_ADDR[2]), + .A3(PORT_RW_ADDR[3]), + .A4(PORT_RW_ADDR[4]), + .A5(PORT_RW_ADDR[5]), + .D(PORT_RW_WR_DATA), + .SPO(PORT_RW_RD_DATA), + .WE(PORT_RW_WR_EN), + .WCLK(PORT_RW_CLK), + .DPRA0(PORT_R_ADDR[0]), + .DPRA1(PORT_R_ADDR[1]), + .DPRA2(PORT_R_ADDR[2]), + .DPRA3(PORT_R_ADDR[3]), + .DPRA4(PORT_R_ADDR[4]), + .DPRA5(PORT_R_ADDR[5]), + .DPO(PORT_R_RD_DATA), + ); +default: + $error("invalid OPTION_ABITS"); +endcase +endgenerate + +endmodule |