summaryrefslogtreecommitdiff
path: root/soc.v
blob: 292e8a161b671a72cb66972bad12e44c2bad16c0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
module soc (
	input clk,

	output [15:0] debugPC,
	output [3:0] debugAluOp,
	output [2:0] debugAluReg1,
	output [2:0] debugAluReg2,
	output [1:0] debugAluOpSource1,
	output [1:0] debugAluOpSource2,
	output debugAluDest,

	output [2:0] debugRegDest,
	output debugRegSetH,
	output debugRegSetL,

	output [2:0] debugRegAddr,
	output debugMemReadB,
	output debugMemReadW,
	output debugMemWriteB,
	output debugMemWriteW,

	output [5:0] debugSetRegCond,
	
	output [15:0] dbg_r0,
	output [15:0] dbg_r1,
	output [15:0] dbg_r2,
	output [15:0] dbg_r3,
	output [15:0] dbg_r4,
	output [15:0] dbg_r5,
	output [15:0] dbg_r6,
	output [15:0] dbg_r7,
	output [9:0] dbg_state,
	
	output dbg_setPC,
	output [15:0] dbg_setPCValue,
	
	output [1:0] dbg_statusreg,
	output dbg_needWait,
	
	output dbg_re_o,
	output dbg_we_o,
	output [15:0] dbg_addr_o,
	output [15:0] dbg_data_io
);

	wire needWait_i;
	wire [15:0] addr_o;
	wire re_o, we_o;
	wire [15:0] data_io;
	wire [32:0] ctrl_from_decoder;

	nqcpu cpu_inst (
		.clk(clk),
		.needWait_i(needWait_i),
		.addr_o(addr_o),
		.re_o(re_o),
		.we_o(we_o),
		.data_io(data_io),

		.debugCtrl(ctrl_from_decoder),
		.debugPC(debugPC),
		.dbg_r0(dbg_r0),
		.dbg_r1(dbg_r1),
		.dbg_r2(dbg_r2),
		.dbg_r3(dbg_r3),
		.dbg_r4(dbg_r4),
		.dbg_r5(dbg_r5),
		.dbg_r6(dbg_r6),
		.dbg_r7(dbg_r7),
		.dbg_state(dbg_state),
		.dbg_setPC(dbg_setPC),
		.dbg_setPCValue(dbg_setPCValue),
		.dbg_statusreg(dbg_statusreg),
	);

	testROM testROM_inst (
		.clk(clk),
		.needWait_o(needWait_i),
		.addr_i(addr_o),
		.re_i(re_o),
		.data_io(data_io)
	);

	ctrl_decode debug_decode (
		.control_signals(ctrl_from_decoder),

		.aluOp(debugAluOp),
		.aluReg1(debugAluReg1),
		.aluReg2(debugAluReg2),
		.aluOpSource1(debugAluOpSource1),
		.aluOpSource2(debugAluOpSource2),
		.aluDest(debugAluDest),

		.regDest(debugRegDest),
		.regSetH(debugRegSetH),
		.regSetL(debugRegSetL),

		.regAddr(debugRegAddr),
		.memReadB(debugMemReadB),
		.memReadW(debugMemReadW),
		.memWriteB(debugMemWriteB),
		.memWriteW(debugMemWriteW),

		.setRegCond(debugSetRegCond)
	);

	assign dbg_needWait = needWait_i;
	assign dbg_re_o = re_o;
	assign dbg_we_o = we_o;
	assign dbg_addr_o = addr_o;
	assign dbg_data_io = data_io;
endmodule