wire [3:0] execute_out_write_num;
wire [31:0] execute_out_write_data;
wire [31:0] execute_out_op0, execute_out_op1, execute_out_op2;
+ wire [31:0] execute_out_cpsr, execute_out_spsr;
wire [31:0] jmppc;
wire jmp;
wire memory_out_write_reg;
wire [3:0] memory_out_write_num;
wire [31:0] memory_out_write_data;
+
+ wire cp_ack_terminal;
+ wire cp_busy_terminal;
+ wire [31:0] cp_read_terminal;
+
+ wire cp_req;
+ wire [31:0] cp_insn;
+ wire cp_ack = cp_ack_terminal;
+ wire cp_busy = cp_busy_terminal;
+ wire cp_rnw;
+ wire [31:0] cp_read = cp_read_terminal;
+ wire [31:0] cp_write;
wire stall_cause_issue;
wire stall_cause_execute;
.write_data(execute_out_write_data),
.jmp(jmp), .jmppc(jmppc),
.outpc(pc_out_execute), .outinsn(insn_out_execute),
- .outop0(execute_out_op0), .outop1(execute_out_op1), .outop2(execute_out_op2));
+ .outop0(execute_out_op0), .outop1(execute_out_op1), .outop2(execute_out_op2),
+ .outcpsr(execute_out_cpsr), .outspsr(execute_out_spsr));
assign execute_out_backflush = jmp;
+ assign cp_insn = insn_out_execute;
Memory memory(
.clk(clk), .Nrst(1'b0),
/* stall? flush? */
.st_read(regfile_read_3), .st_data(regfile_rdata_3),
.inbubble(bubble_out_execute), .pc(pc_out_execute), .insn(insn_out_execute),
.op0(execute_out_op0), .op1(execute_out_op1), .op2(execute_out_op2),
+ .spsr(execute_out_spsr), .cpsr(execute_out_cpsr),
.write_reg(execute_out_write_reg), .write_num(execute_out_write_num), .write_data(execute_out_write_data),
.outstall(stall_cause_memory), .outbubble(bubble_out_memory),
.outpc(pc_out_memory), .outinsn(insn_out_memory),
.out_write_reg(memory_out_write_reg), .out_write_num(memory_out_write_num),
- .out_write_data(memory_out_write_data));
+ .out_write_data(memory_out_write_data),
+ .cp_req(cp_req), .cp_ack(cp_ack), .cp_busy(cp_busy), .cp_rnw(cp_rnw), .cp_read(cp_read), .cp_write(cp_write));
+
+ Terminal terminal(
+ .clk(clk),
+ .cp_req(cp_req), .cp_insn(cp_insn), .cp_ack(cp_ack_terminal), .cp_busy(cp_busy_terminal), .cp_rnw(cp_rnw),
+ .cp_read(cp_read_terminal), .cp_write(cp_write));
reg [31:0] clockno = 0;
always @(posedge clk)