These changes are the raw update to linux-4.4.6-rt14. Kernel sources
[kvmfornfv.git] / kernel / tools / perf / util / intel-pt-decoder / intel-pt-pkt-decoder.h
1 /*
2  * intel_pt_pkt_decoder.h: Intel Processor Trace support
3  * Copyright (c) 2013-2014, Intel Corporation.
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms and conditions of the GNU General Public License,
7  * version 2, as published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
12  * more details.
13  *
14  */
15
16 #ifndef INCLUDE__INTEL_PT_PKT_DECODER_H__
17 #define INCLUDE__INTEL_PT_PKT_DECODER_H__
18
19 #include <stddef.h>
20 #include <stdint.h>
21
22 #define INTEL_PT_PKT_DESC_MAX   256
23
24 #define INTEL_PT_NEED_MORE_BYTES        -1
25 #define INTEL_PT_BAD_PACKET             -2
26
27 #define INTEL_PT_PSB_STR                "\002\202\002\202\002\202\002\202" \
28                                         "\002\202\002\202\002\202\002\202"
29 #define INTEL_PT_PSB_LEN                16
30
31 #define INTEL_PT_PKT_MAX_SZ             16
32
33 enum intel_pt_pkt_type {
34         INTEL_PT_BAD,
35         INTEL_PT_PAD,
36         INTEL_PT_TNT,
37         INTEL_PT_TIP_PGD,
38         INTEL_PT_TIP_PGE,
39         INTEL_PT_TSC,
40         INTEL_PT_TMA,
41         INTEL_PT_MODE_EXEC,
42         INTEL_PT_MODE_TSX,
43         INTEL_PT_MTC,
44         INTEL_PT_TIP,
45         INTEL_PT_FUP,
46         INTEL_PT_CYC,
47         INTEL_PT_VMCS,
48         INTEL_PT_PSB,
49         INTEL_PT_PSBEND,
50         INTEL_PT_CBR,
51         INTEL_PT_TRACESTOP,
52         INTEL_PT_PIP,
53         INTEL_PT_OVF,
54         INTEL_PT_MNT,
55 };
56
57 struct intel_pt_pkt {
58         enum intel_pt_pkt_type  type;
59         int                     count;
60         uint64_t                payload;
61 };
62
63 const char *intel_pt_pkt_name(enum intel_pt_pkt_type);
64
65 int intel_pt_get_packet(const unsigned char *buf, size_t len,
66                         struct intel_pt_pkt *packet);
67
68 int intel_pt_pkt_desc(const struct intel_pt_pkt *packet, char *buf, size_t len);
69
70 #endif