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
|
#include <assert.h>
#include <gran/root.h>
#include <gran/mem/simple_mem.h>
#include <gran/bus/simple_bus.h>
#include <gran/uart/simple_uart.h>
#include <gran/ideal_noc.h>
#include <gran/cpu/riscv/simple_riscv64.h>
#include "../build/tests/simple_ideal_noc/test.inc"
static stat build_ideal_noc(struct clock_domain *clk, uint32_t x)
{
struct component **pes = calloc(x, sizeof(struct component *));
assert(pes);
/* very much ideal noc */
struct component *noc = create_ideal_noc(x, 0);
clock_domain_add(clk, noc);
for (uint32_t i = 0; i < x; ++i) {
if (i == 0 || i == 1)
continue;
struct component *imem = create_simple_mem(4096);
init_simple_mem(imem, 0,
build_tests_simple_ideal_noc_test_bin_len,
build_tests_simple_ideal_noc_test_bin);
uint64_t rcv = ideal_noc_addr(i, 0);
struct component *rv64 = create_simple_riscv64(rcv, 0, imem, noc);
simple_riscv64_set_reg(rv64, 10, i); /* a0 */
simple_riscv64_set_reg(rv64, 11, x); /* a1 */
clock_domain_add(clk, rv64);
clock_domain_add(clk, imem);
pes[i] = rv64;
}
struct component *uart = create_simple_uart();
clock_domain_add(clk, uart);
ideal_noc_connect(noc, uart, 0);
struct component *dmem = create_simple_mem(4096);
clock_domain_add(clk, dmem);
ideal_noc_connect(noc, dmem, 1);
for (size_t i = 0; i < x; ++i) {
if (i == 0 || i == 1)
continue;
ideal_noc_connect(noc, pes[i], i);
}
free(pes);
return OK;
}
int main()
{
struct clock_domain *clk = create_clock_domain(NS(1));
stat r = build_ideal_noc(clk, 64);
assert(r == OK);
struct gran_root *root = create_root();
root_add_clock(root, clk);
r = root_run(root);
assert(r == OK);
destroy_root(root);
}
|
