Wire the fetch unit into the top module
[firearm.git] / busarb.v
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cb1e103e
JW
1module BusArbiter(
2 input [7:0] bus_req,
3 output reg [7:0] bus_ack);
4
5 always @(*)
6 casex (bus_req)
7 8'b00000000: bus_ack <= 8'b00000000;
8 8'bxxxxxxx1: bus_ack <= 8'b00000001;
9 8'bxxxxxx10: bus_ack <= 8'b00000010;
10 8'bxxxxx100: bus_ack <= 8'b00000100;
11 8'bxxxx1000: bus_ack <= 8'b00001000;
12 8'bxxx10000: bus_ack <= 8'b00010000;
13 8'bxx100000: bus_ack <= 8'b00100000;
14 8'bx1000000: bus_ack <= 8'b01000000;
15 8'b10000000: bus_ack <= 8'b10000000;
16 endcase
17endmodule
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