miegl/b210-k7-fpga
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fpga: rfnoc: Add ULTRASCALE to chdr_ingress_fifo

Browse Source 
Original-commit: a27d9e4fb92a895c0fe43b791e1d60838c8ad4c6
This commit is contained in:
Wade Fife
2023-02-13 10:50:45 -06:00
parent 4b6d01bf54
commit b26e5ed3a3
1 changed files with 10 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/rfnoc/core/chdr_ingress_fifo.v
+7 -6
View File
@@ -26,9 +26,10 @@ module chdr_ingress_fifo #(
); );
localparam SIZE_THRESHOLD = ( localparam SIZE_THRESHOLD = (
(DEVICE == "7SERIES") ? 14 : ( (DEVICE == "ULTRASCALE") ? 12 : // Set to 12 to allow URAM
(DEVICE == "VIRTEX6") ? 14 : ( (DEVICE == "7SERIES") ? 14 : (
(DEVICE == "SPARTAN6") ? 12 : ( (DEVICE == "VIRTEX6") ? 14 : (
(DEVICE == "SPARTAN6") ? 12 : (
12 12
)))); ))));
@@ -44,7 +45,7 @@ module chdr_ingress_fifo #(
); );
generate generate
if (SIZE <= SIZE_THRESHOLD) begin if (SIZE <= SIZE_THRESHOLD) begin : gen_single_fifo
wire [WIDTH-1:0] o_tdata_int; wire [WIDTH-1:0] o_tdata_int;
wire o_tlast_int, o_tvalid_int, o_tready_int; wire o_tlast_int, o_tvalid_int, o_tready_int;
// Instantiate a single axi_fifo if size is not larger than threshold // Instantiate a single axi_fifo if size is not larger than threshold
@@ -60,7 +61,7 @@ module chdr_ingress_fifo #(
.o_tdata({o_tlast, o_tdata}), .o_tvalid(o_tvalid), .o_tready(o_tready), .o_tdata({o_tlast, o_tdata}), .o_tvalid(o_tvalid), .o_tready(o_tready),
.space(), .occupied() .space(), .occupied()
); );
end else begin end else begin : gen_fifo_cascade
// Instantiate a cascade of axi_fifos if size is larger than threshold // Instantiate a cascade of axi_fifos if size is larger than threshold
localparam CDEPTH = 2**(SIZE - SIZE_THRESHOLD); //Cascade Depth localparam CDEPTH = 2**(SIZE - SIZE_THRESHOLD); //Cascade Depth
wire [WIDTH-1:0] c_tdata[CDEPTH:0], int_tdata[CDEPTH-1:0]; wire [WIDTH-1:0] c_tdata[CDEPTH:0], int_tdata[CDEPTH-1:0];
@@ -92,4 +93,4 @@ module chdr_ingress_fifo #(
end end
endgenerate endgenerate
endmodule // axi_fifo_large endmodule // chdr_ingress_fifo