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3c20ef52 | 1 | /* |
d116e812 DCZ |
2 | * This file is subject to the terms and conditions of the GNU General Public |
3 | * License. See the file "COPYING" in the main directory of this archive | |
4 | * for more details. | |
5 | * | |
6 | * KVM/MIPS: COP0 access histogram | |
7 | * | |
8 | * Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved. | |
9 | * Authors: Sanjay Lal <sanjayl@kymasys.com> | |
10 | */ | |
3c20ef52 SL |
11 | |
12 | #include <linux/kvm_host.h> | |
13 | ||
3c20ef52 SL |
14 | char *kvm_cop0_str[N_MIPS_COPROC_REGS] = { |
15 | "Index", | |
16 | "Random", | |
17 | "EntryLo0", | |
18 | "EntryLo1", | |
19 | "Context", | |
20 | "PG Mask", | |
21 | "Wired", | |
22 | "HWREna", | |
23 | "BadVAddr", | |
24 | "Count", | |
25 | "EntryHI", | |
26 | "Compare", | |
27 | "Status", | |
28 | "Cause", | |
29 | "EXC PC", | |
30 | "PRID", | |
31 | "Config", | |
32 | "LLAddr", | |
33 | "Watch Lo", | |
34 | "Watch Hi", | |
35 | "X Context", | |
36 | "Reserved", | |
37 | "Impl Dep", | |
38 | "Debug", | |
39 | "DEPC", | |
40 | "PerfCnt", | |
41 | "ErrCtl", | |
42 | "CacheErr", | |
43 | "TagLo", | |
44 | "TagHi", | |
45 | "ErrorEPC", | |
46 | "DESAVE" | |
47 | }; | |
48 | ||
d98403a5 | 49 | void kvm_mips_dump_stats(struct kvm_vcpu *vcpu) |
3c20ef52 SL |
50 | { |
51 | #ifdef CONFIG_KVM_MIPS_DEBUG_COP0_COUNTERS | |
52 | int i, j; | |
53 | ||
6ad78a5c | 54 | kvm_info("\nKVM VCPU[%d] COP0 Access Profile:\n", vcpu->vcpu_id); |
3c20ef52 SL |
55 | for (i = 0; i < N_MIPS_COPROC_REGS; i++) { |
56 | for (j = 0; j < N_MIPS_COPROC_SEL; j++) { | |
57 | if (vcpu->arch.cop0->stat[i][j]) | |
6ad78a5c DCZ |
58 | kvm_info("%s[%d]: %lu\n", kvm_cop0_str[i], j, |
59 | vcpu->arch.cop0->stat[i][j]); | |
3c20ef52 SL |
60 | } |
61 | } | |
62 | #endif | |
3c20ef52 | 63 | } |