diff options
Diffstat (limited to 'techlibs/xilinx/xc7_brams_bb.v')
| -rw-r--r-- | techlibs/xilinx/xc7_brams_bb.v | 44 |
1 files changed, 36 insertions, 8 deletions
diff --git a/techlibs/xilinx/xc7_brams_bb.v b/techlibs/xilinx/xc7_brams_bb.v index 0e8cb406c..a28ba5b14 100644 --- a/techlibs/xilinx/xc7_brams_bb.v +++ b/techlibs/xilinx/xc7_brams_bb.v @@ -1,15 +1,25 @@ // Max delays from https://github.com/SymbiFlow/prjxray-db/blob/f8e0364116b2983ac72a3dc8c509ea1cc79e2e3d/artix7/timings/BRAM_L.sdf#L138-L147 module RAMB18E1 ( + (* clkbuf_sink *) + (* invertible_pin = "IS_CLKARDCLK_INVERTED" *) input CLKARDCLK, + (* clkbuf_sink *) + (* invertible_pin = "IS_CLKBWRCLK_INVERTED" *) input CLKBWRCLK, + (* invertible_pin = "IS_ENARDEN_INVERTED" *) input ENARDEN, + (* invertible_pin = "IS_ENBWREN_INVERTED" *) input ENBWREN, input REGCEAREGCE, input REGCEB, + (* invertible_pin = "IS_RSTRAMARSTRAM_INVERTED" *) input RSTRAMARSTRAM, + (* invertible_pin = "IS_RSTRAMB_INVERTED" *) input RSTRAMB, + (* invertible_pin = "IS_RSTREGARSTREG_INVERTED" *) input RSTREGARSTREG, + (* invertible_pin = "IS_RSTREGB_INVERTED" *) input RSTREGB, input [13:0] ADDRARDADDR, @@ -21,10 +31,14 @@ module RAMB18E1 ( input [1:0] WEA, input [3:0] WEBWE, - (* abc_arrival=2454 *) output [15:0] DOADO, - (* abc_arrival=2454 *) output [15:0] DOBDO, - (* abc_arrival=2454 *) output [1:0] DOPADOP, - (* abc_arrival=2454 *) output [1:0] DOPBDOP + (* abc_arrival=2454 *) + output [15:0] DOADO, + (* abc_arrival=2454 *) + output [15:0] DOBDO, + (* abc_arrival=2454 *) + output [1:0] DOPADOP, + (* abc_arrival=2454 *) + output [1:0] DOPBDOP ); parameter INITP_00 = 256'h0000000000000000000000000000000000000000000000000000000000000000; parameter INITP_01 = 256'h0000000000000000000000000000000000000000000000000000000000000000; @@ -125,15 +139,25 @@ module RAMB18E1 ( endmodule module RAMB36E1 ( + (* clkbuf_sink *) + (* invertible_pin = "IS_CLKARDCLK_INVERTED" *) input CLKARDCLK, + (* clkbuf_sink *) + (* invertible_pin = "IS_CLKBWRCLK_INVERTED" *) input CLKBWRCLK, + (* invertible_pin = "IS_ENARDEN_INVERTED" *) input ENARDEN, + (* invertible_pin = "IS_ENBWREN_INVERTED" *) input ENBWREN, input REGCEAREGCE, input REGCEB, + (* invertible_pin = "IS_RSTRAMARSTRAM_INVERTED" *) input RSTRAMARSTRAM, + (* invertible_pin = "IS_RSTRAMB_INVERTED" *) input RSTRAMB, + (* invertible_pin = "IS_RSTREGARSTREG_INVERTED" *) input RSTREGARSTREG, + (* invertible_pin = "IS_RSTREGB_INVERTED" *) input RSTREGB, input [15:0] ADDRARDADDR, @@ -145,10 +169,14 @@ module RAMB36E1 ( input [3:0] WEA, input [7:0] WEBWE, - (* abc_arrival=2454 *) output [31:0] DOADO, - (* abc_arrival=2454 *) output [31:0] DOBDO, - (* abc_arrival=2454 *) output [3:0] DOPADOP, - (* abc_arrival=2454 *) output [3:0] DOPBDOP + (* abc_arrival=2454 *) + output [31:0] DOADO, + (* abc_arrival=2454 *) + output [31:0] DOBDO, + (* abc_arrival=2454 *) + output [3:0] DOPADOP, + (* abc_arrival=2454 *) + output [3:0] DOPBDOP ); parameter INITP_00 = 256'h0000000000000000000000000000000000000000000000000000000000000000; parameter INITP_01 = 256'h0000000000000000000000000000000000000000000000000000000000000000; |