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Added simulation models for Efinix and Anlogic

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This commit is contained in:
Miodrag Milanovic 2019-09-15 09:37:16 +02:00
parent 4da6e19fe1
commit 3487b95224
2 changed files with 141 additions and 3 deletions
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80
techlibs/anlogic/cells_sim.v
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@ -1,5 +1,5 @@
module AL_MAP_SEQ (
output q,
output reg q,
input ce,
input clk,
input sr,
@ -9,6 +9,70 @@ module AL_MAP_SEQ (
parameter REGSET = "RESET"; //RESET/SET
parameter SRMUX = "SR"; //SR/INV
parameter SRMODE = "SYNC"; //SYNC/ASYNC
wire clk_ce;
assign clk_ce = ce ? clk : 1'b0;
wire srmux;
generate
case (SRMUX)
"SR": assign srmux = sr;
"INV": assign srmux = ~sr;
default: assign srmux = sr;
endcase
endgenerate
wire regset;
generate
case (REGSET)
"RESET": assign regset = 1'b0;
"SET": assign regset = 1'b1;
default: assign regset = 1'b0;
endcase
endgenerate
initial q = regset;
generate
if (DFFMODE == "FF")
begin
if (SRMODE == "ASYNC")
begin
always @(posedge clk_ce, posedge srmux)
if (srmux)
q <= regset;
else
q <= d;
end
else
begin
always @(posedge clk_ce)
if (srmux)
q <= regset;
else
q <= d;
end
end
else
begin
if (SRMODE == "ASYNC")
begin
always @(clk_ce, srmux)
if (srmux)
q <= regset;
else
q <= d;
end
else
begin
always @(clk_ce)
if (srmux)
q <= regset;
else
q <= d;
end
end
endgenerate
endmodule
module AL_MAP_LUT1 (
@ -100,4 +164,18 @@ module AL_MAP_ADDER (
output [1:0] o
);
parameter ALUTYPE = "ADD";
generate
case (ALUTYPE)
"ADD": assign o = a + b + c;
"SUB": assign o = a - b - c;
"A_LE_B": assign o = a - b - c;
"ADD_CARRY": assign o = { a, 1'b0 };
"SUB_CARRY": assign o = { ~a, 1'b0 };
"A_LE_B_CARRY": assign o = { a, 1'b0 };
default: assign o = a + b + c;
endcase
endgenerate
endmodule