CSE 378 Spring 2007

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Control The design in the book splits the control into a main controller, and a smaller controller that targets only the ALU. We've followed that convention. Module: ALUControl This controller is designed to support the MIPSALU component. The controller can distinguish between Func and Opcode fields as a basis for its signal to the ALU. This does mean that we need a mux on the Func input to select between the Func and Opcode fields of the instruction. Parameters:   NONE Port Description:   Name Dir Width Description ALUOp In 2 00 = ADD, 01 = SUB, 10 = FUNC, 11 = Opcode Func In 5 function field defines what to do ALUCtl Out 4 operation to perform Symbols:

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