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Code Issues Releases Wiki Activity

[NES] Allow inferring inbuf to BRAM

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This commit is contained in:
Gyorgy Szombathelyi
2018-10-12 01:01:46 +02:00
parent a9d8aa7d9a
commit 8fd340ea50
1 changed files with 1 additions and 2 deletions
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3
cores/nes/src/hq2x.v
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@@ -202,10 +202,9 @@ wire less_254 = (offs >= 510) || (offs < 254);
wire [8:0] inbuf_rd_addr = {i[0] == 0 ? prevbuf : curbuf, offs[7:0]};
always @(posedge clk) begin
if (i == 0 && less_254) Curr2 <= inbuf[inbuf_rd_addr];
if ((i == 0 || i ==1) && less_254) Curr2 <= inbuf[inbuf_rd_addr];
if (i == 1 && less_254) begin
Prev2 <= Curr2;
Curr2 <= inbuf[inbuf_rd_addr];
end
if (i == 2 && less_254) begin
Next2 <= last_line ? Curr2 : inputpixel;