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Fixed the privilege decoder bug which prevented the fpga linux boot.

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Ross Thompson 2023-07-10 17:00:06 -05:00
parent 47ee92d6e5
commit e647937b27
1 changed files with 1 additions and 1 deletions
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src/ieu/controller.sv
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@ -200,7 +200,7 @@ module controller import cvw::*; #(parameter cvw_t P) (
((P.XLEN == 64) & (Funct3D == 3'b011)); ((P.XLEN == 64) & (Funct3D == 3'b011));
assign BFunctD = Funct3D[2:1] != 2'b01; // legal branches assign BFunctD = Funct3D[2:1] != 2'b01; // legal branches
assign JRFunctD = Funct3D == 3'b000; assign JRFunctD = Funct3D == 3'b000;
assign PFunctD = Funct3D == 3'b000 & Rs1D == 5'b0 & RdD == 5'b0; assign PFunctD = Funct3D == 3'b000 & RdD == 5'b0;
assign CSRFunctD = Funct3D[1:0] != 2'b00; assign CSRFunctD = Funct3D[1:0] != 2'b00;
assign IWValidFunct3D = Funct3D == 3'b000 | Funct3D == 3'b001 | Funct3D == 3'b101; assign IWValidFunct3D = Funct3D == 3'b000 | Funct3D == 3'b001 | Funct3D == 3'b101;
end else begin:legalcheck2 end else begin:legalcheck2