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xilinx: Add keep attribute where appropriate

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Signed-off-by: David Shah <dave@ds0.me>
This commit is contained in:
David Shah 2019-03-22 13:57:17 +00:00
parent da42f10765
commit 46f6a60d58
2 changed files with 31 additions and 25 deletions
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13
techlibs/xilinx/cells_xtra.sh
View file

@ -7,6 +7,7 @@ function xtract_cell_decl()
{
for dir in $libdir/xeclib $libdir/retarget; do
[ -f $dir/$1.v ] || continue
[ -z "$2" ] || echo $2
egrep '^\s*((end)?module|parameter|input|inout|output|(end)?function|(end)?task)' $dir/$1.v |
sed -re '/UNPLACED/ d; /^\s*function/,/endfunction/ d; /^\s*task/,/endtask/ d;
s,//.*,,; s/#?\(.*/(...);/; s/^(input|output|parameter)/ \1/;
@ -37,10 +38,10 @@ function xtract_cell_decl()
xtract_cell_decl BUFMR
xtract_cell_decl BUFMRCE
xtract_cell_decl BUFR
xtract_cell_decl CAPTUREE2
xtract_cell_decl CAPTUREE2 "(* keep *)"
# xtract_cell_decl CARRY4
xtract_cell_decl CFGLUT5
xtract_cell_decl DCIRESET
xtract_cell_decl DCIRESET "(* keep *)"
xtract_cell_decl DNA_PORT
xtract_cell_decl DSP48E1
xtract_cell_decl EFUSE_USR
@ -67,10 +68,10 @@ function xtract_cell_decl()
xtract_cell_decl IBUFDS_GTE2
xtract_cell_decl IBUFDS_IBUFDISABLE
xtract_cell_decl IBUFDS_INTERMDISABLE
xtract_cell_decl ICAPE2
xtract_cell_decl ICAPE2 "(* keep *)"
xtract_cell_decl IDDR
xtract_cell_decl IDDR_2CLK
xtract_cell_decl IDELAYCTRL
xtract_cell_decl IDELAYCTRL "(* keep *)"
xtract_cell_decl IDELAYE2
xtract_cell_decl IN_FIFO
xtract_cell_decl IOBUF
@ -112,7 +113,7 @@ function xtract_cell_decl()
xtract_cell_decl PHY_CONTROL
xtract_cell_decl PLLE2_ADV
xtract_cell_decl PLLE2_BASE
xtract_cell_decl PS7
xtract_cell_decl PS7 "(* keep *)"
xtract_cell_decl PULLDOWN
xtract_cell_decl PULLUP
xtract_cell_decl RAM128X1D
@ -136,7 +137,7 @@ function xtract_cell_decl()
xtract_cell_decl ROM64X1
xtract_cell_decl SRL16E
xtract_cell_decl SRLC32E
xtract_cell_decl STARTUPE2
xtract_cell_decl STARTUPE2 "(* keep *)"
xtract_cell_decl USR_ACCESSE2
xtract_cell_decl XADC
} > cells_xtra.new

43
techlibs/xilinx/cells_xtra.v
View file

@ -114,6 +114,7 @@ module BUFR (...);
parameter SIM_DEVICE = "7SERIES";
endmodule
(* keep *)
module CAPTUREE2 (...);
parameter ONESHOT = "TRUE";
input CAP;
@ -130,6 +131,7 @@ module CFGLUT5 (...);
input CDI, CE, CLK;
endmodule
(* keep *)
module DCIRESET (...);
output LOCKED;
input RST;
@ -2102,6 +2104,7 @@ module IBUFDS_INTERMDISABLE (...);
input INTERMDISABLE;
endmodule
(* keep *)
module ICAPE2 (...);
parameter [31:0] DEVICE_ID = 32'h04244093;
parameter ICAP_WIDTH = "X32";
@ -2149,6 +2152,7 @@ module IDDR_2CLK (...);
input S;
endmodule
(* keep *)
module IDELAYCTRL (...);
parameter SIM_DEVICE = "7SERIES";
output RDY;
@ -3057,6 +3061,7 @@ module PLLE2_BASE (...);
input RST;
endmodule
(* keep *)
module PS7 (...);
output DMA0DAVALID;
output DMA0DRREADY;
@ -3688,6 +3693,17 @@ module PULLUP (...);
output O;
endmodule
module RAM128X1D (...);
parameter [127:0] INIT = 128'h00000000000000000000000000000000;
parameter [0:0] IS_WCLK_INVERTED = 1'b0;
output DPO, SPO;
input [6:0] A;
input [6:0] DPRA;
input D;
input WCLK;
input WE;
endmodule
module RAM128X1S (...);
parameter [127:0] INIT = 128'h00000000000000000000000000000000;
parameter [0:0] IS_WCLK_INVERTED = 1'b0;
@ -3695,25 +3711,6 @@ module RAM128X1S (...);
input A0, A1, A2, A3, A4, A5, A6, D, WCLK, WE;
endmodule
module RAM128X1D (
output DPO, SPO,
input D, WCLK, WE,
input [6:0] A, DPRA
);
parameter [127:0] INIT = 128'bx;
parameter IS_WCLK_INVERTED = 0;
endmodule
module RAM64X1D (
output DPO, SPO,
input D, WCLK, WE,
input A0, A1, A2, A3, A4, A5,
input DPRA0, DPRA1, DPRA2, DPRA3, DPRA4, DPRA5
);
parameter [63:0] INIT = 64'bx;
parameter IS_WCLK_INVERTED = 0;
endmodule
module RAM256X1S (...);
parameter [255:0] INIT = 256'h0;
parameter [0:0] IS_WCLK_INVERTED = 1'b0;
@ -3797,6 +3794,13 @@ module RAM64M (...);
input WE;
endmodule
module RAM64X1D (...);
parameter [63:0] INIT = 64'h0000000000000000;
parameter [0:0] IS_WCLK_INVERTED = 1'b0;
output DPO, SPO;
input A0, A1, A2, A3, A4, A5, D, DPRA0, DPRA1, DPRA2, DPRA3, DPRA4, DPRA5, WCLK, WE;
endmodule
module RAM64X1S (...);
parameter [63:0] INIT = 64'h0000000000000000;
parameter [0:0] IS_WCLK_INVERTED = 1'b0;
@ -3859,6 +3863,7 @@ module SRLC32E (...);
input CE, CLK, D;
endmodule
(* keep *)
module STARTUPE2 (...);
parameter PROG_USR = "FALSE";
parameter real SIM_CCLK_FREQ = 0.0;