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
|
`include "cache/defs.sv"
module cache
#(parameter TOKEN_AT_RESET=0)
(
input logic clk,
rst_n,
input word core_address,
input logic core_read,
core_write,
input word core_writedata,
input word_be core_byteenable,
output logic core_waitrequest,
output word core_readdata,
//TODO
//input /*TODO*/ dbg_address,
input logic dbg_read,
dbg_write,
input word dbg_writedata,
output logic dbg_waitrequest,
output word dbg_readdata,
input logic mem_waitrequest,
input line mem_readdata,
output word mem_address,
output logic mem_read,
mem_write,
output line mem_writedata,
output line_be mem_byteenable,
input logic in_data_valid,
input ring_req in_data,
output logic in_data_ready,
input logic out_data_ready,
output ring_req out_data,
output logic out_data_valid,
input ring_token in_token,
input logic in_token_valid,
output ring_token out_token,
output logic out_token_valid
);
//TODO
assign dbg_waitrequest = 1;
logic write_data, write_state;
line data_wr, data_rd;
addr_tag tag_wr, tag_rd;
line_state state_wr, state_rd;
addr_index index_rd, index_wr;
cache_sram sram
(
.*
);
word cache_mem_address;
line cache_mem_writedata;
logic cache_core_waitrequest, cache_mem_waitrequest, cache_mem_read, cache_mem_write;
cache_control #(.TOKEN_AT_RESET(TOKEN_AT_RESET)) control
(
.core_read(cache_core_read),
.core_write(cache_core_write),
.core_waitrequest(cache_core_waitrequest),
.mem_waitrequest(cache_mem_waitrequest),
.mem_address(cache_mem_address),
.mem_writedata(cache_mem_writedata),
.mem_read(cache_mem_read),
.mem_write(cache_mem_write),
.*
);
line core_readdata_line;
logic cache_core_read, cache_core_write;
addr_tag core_tag;
addr_index core_index;
addr_offset core_offset;
cache_routing routing
(
.*
);
line core_writedata_line, core_data_wr;
line_be core_byteenable_line;
cache_offsets offsets
(
.*
);
endmodule
|
