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DSP48E1 sim model: seq test working

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Signed-off-by: David Shah <dave@ds0.me>
This commit is contained in:
David Shah 2019-08-08 10:52:04 +01:00
parent f6605c7dc0
commit e7dbe7bb3d
3 changed files with 60 additions and 16 deletions
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55
techlibs/xilinx/tests/test_dsp_model.v
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@ -94,7 +94,7 @@ module testbench;
if (OPMODE[1:0] == 2'b10 && PREG != 1) config_valid = 0;
if ((OPMODE[3:2] == 2'b01) ^ (OPMODE[1:0] == 2'b01) == 1'b1) config_valid = 0;
if ((OPMODE[6:4] == 3'b010 || OPMODE[6:4] == 3'b110) && PREG != 1) config_valid = 0;
if ((OPMODE[6:4] == 3'b100) && (PREG != 1 || OPMODE[3:0] != 4'b1000)) config_valid = 0;
if ((OPMODE[6:4] == 3'b100) && (PREG != 1 || OPMODE[3:0] != 4'b1000 || ALUMODE[3:2] == 2'b01 || ALUMODE[3:2] == 2'b11)) config_valid = 0;
if ((CARRYINSEL == 3'b100 || CARRYINSEL == 3'b101 || CARRYINSEL == 3'b111) && (PREG != 1)) config_valid = 0;
if (OPMODE[6:4] == 3'b111) config_valid = 0;
if ((ALUMODE[3:2] == 2'b01 || ALUMODE[3:2] == 2'b11) && OPMODE[3:2] != 2'b00 && OPMODE[3:2] != 2'b10) config_valid = 0;
@ -119,14 +119,16 @@ module testbench;
{OPMODE, CARRYCASCIN, CARRYIN, MULTSIGNIN} = 0;
{RSTA, RSTALLCARRYIN, RSTALUMODE, RSTB, RSTC, RSTCTRL, RSTD, RSTINMODE, RSTM, RSTP} = ~0;
#5;
CLK = 1'b1;
#10;
CLK = 1'b0;
#5;
CLK = 1'b1;
#10;
CLK = 1'b0;
repeat (10) begin
#10;
CLK = 1'b1;
#10;
CLK = 1'b0;
#10;
CLK = 1'b1;
#10;
CLK = 1'b0;
end
{RSTA, RSTALLCARRYIN, RSTALUMODE, RSTB, RSTC, RSTCTRL, RSTD, RSTINMODE, RSTM, RSTP} = 0;
repeat (300) begin
@ -358,4 +360,39 @@ module mult_noreg_nopreadd_nocasc;
.IS_INMODE_INVERTED (5'b0),
.IS_OPMODE_INVERTED (7'b0)
) testbench ();
endmodule
module mult_allreg_nopreadd_nocasc;
testbench #(
.ACASCREG (1),
.ADREG (1),
.ALUMODEREG (1),
.AREG (2),
.AUTORESET_PATDET ("NO_RESET"),
.A_INPUT ("DIRECT"),
.BCASCREG (1),
.BREG (2),
.B_INPUT ("DIRECT"),
.CARRYINREG (1),
.CARRYINSELREG (1),
.CREG (1),
.DREG (1),
.INMODEREG (1),
.MREG (1),
.OPMODEREG (1),
.PREG (1),
.SEL_MASK ("MASK"),
.SEL_PATTERN ("PATTERN"),
.USE_DPORT ("FALSE"),
.USE_MULT ("DYNAMIC"),
.USE_PATTERN_DETECT ("NO_PATDET"),
.USE_SIMD ("ONE48"),
.MASK (48'h3FFFFFFFFFFF),
.PATTERN (48'h000000000000),
.IS_ALUMODE_INVERTED(4'b0),
.IS_CARRYIN_INVERTED(1'b0),
.IS_CLK_INVERTED (1'b0),
.IS_INMODE_INVERTED (5'b0),
.IS_OPMODE_INVERTED (7'b0)
) testbench ();
endmodule