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Possible fix for ifu/lsu arbiration issue.

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This commit is contained in:
Ross Thompson 2022-09-27 17:24:35 -05:00
parent afc6934249
commit 87485ed237
1 changed files with 6 additions and 1 deletions
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7
pipelined/src/ebu/ebu.sv
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@ -97,6 +97,8 @@ module ebu
logic [2:0] LocalBurstType; logic [2:0] LocalBurstType;
logic CntReset; logic CntReset;
logic [3:0] Threshold; logic [3:0] Threshold;
logic IFUReqD;
assign HCLK = clk; assign HCLK = clk;
assign HRESETn = ~reset; assign HRESETn = ~reset;
@ -195,7 +197,10 @@ module ebu
// Controller 1 (LSU) // Controller 1 (LSU)
assign save[1] = 1'b0; assign save[1] = 1'b0;
assign restore[1] = 1'b0; assign restore[1] = 1'b0;
assign dis[1] = 1'b0; assign dis[1] = CurrState == ARBITRATE ? 1'b0 : (IFUReqD & ~(HREADY & FinalBeat));
assign sel[1] = NextState == ARBITRATE ? 1'b1: LSUReq; assign sel[1] = NextState == ARBITRATE ? 1'b1: LSUReq;
flopr #(1) ifureqreg(clk, ~HRESETn, IFUReq, IFUReqD);
endmodule endmodule