blob: 7de089ea90037ced377a4af8e88dfa1b65e5ea1e (
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
|
require_supervisor;
reg_t val;
switch(insn.rtype.rs2)
{
case 0:
val = sr;
break;
case 1:
val = epc;
break;
case 2:
val = badvaddr;
break;
case 3:
val = evec;
break;
case 4:
val = count;
break;
case 5:
val = compare;
break;
case 6:
val = cause;
break;
case 7:
val = 0;
cause &= ~(1 << (IPI_IRQ+CAUSE_IP_SHIFT));
break;
case 8:
val = mmu.memsz >> PGSHIFT;
break;
case 9:
val = mmu.get_ptbr();
break;
case 10:
val = id;
break;
case 11:
val = vecbanks;
break;
case 12:
val = sim.num_cores();
break;
case 17:
val = sim.get_fromhost();
break;
case 24:
val = pcr_k0;
break;
case 25:
val = pcr_k1;
break;
default:
val = -1;
}
RD = sext_xprlen(val);
|