1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * intel_pt_log.h: Intel Processor Trace support
4*4882a593Smuzhiyun * Copyright (c) 2013-2014, Intel Corporation.
5*4882a593Smuzhiyun */
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun #ifndef INCLUDE__INTEL_PT_LOG_H__
8*4882a593Smuzhiyun #define INCLUDE__INTEL_PT_LOG_H__
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun #include <linux/compiler.h>
11*4882a593Smuzhiyun #include <stdint.h>
12*4882a593Smuzhiyun #include <inttypes.h>
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun struct intel_pt_pkt;
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun void *intel_pt_log_fp(void);
17*4882a593Smuzhiyun void intel_pt_log_enable(void);
18*4882a593Smuzhiyun void intel_pt_log_disable(void);
19*4882a593Smuzhiyun void intel_pt_log_set_name(const char *name);
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun void __intel_pt_log_packet(const struct intel_pt_pkt *packet, int pkt_len,
22*4882a593Smuzhiyun uint64_t pos, const unsigned char *buf);
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun struct intel_pt_insn;
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun void __intel_pt_log_insn(struct intel_pt_insn *intel_pt_insn, uint64_t ip);
27*4882a593Smuzhiyun void __intel_pt_log_insn_no_data(struct intel_pt_insn *intel_pt_insn,
28*4882a593Smuzhiyun uint64_t ip);
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun void __intel_pt_log(const char *fmt, ...) __printf(1, 2);
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun #define intel_pt_log(fmt, ...) \
33*4882a593Smuzhiyun do { \
34*4882a593Smuzhiyun if (intel_pt_enable_logging) \
35*4882a593Smuzhiyun __intel_pt_log(fmt, ##__VA_ARGS__); \
36*4882a593Smuzhiyun } while (0)
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun #define intel_pt_log_packet(arg, ...) \
39*4882a593Smuzhiyun do { \
40*4882a593Smuzhiyun if (intel_pt_enable_logging) \
41*4882a593Smuzhiyun __intel_pt_log_packet(arg, ##__VA_ARGS__); \
42*4882a593Smuzhiyun } while (0)
43*4882a593Smuzhiyun
44*4882a593Smuzhiyun #define intel_pt_log_insn(arg, ...) \
45*4882a593Smuzhiyun do { \
46*4882a593Smuzhiyun if (intel_pt_enable_logging) \
47*4882a593Smuzhiyun __intel_pt_log_insn(arg, ##__VA_ARGS__); \
48*4882a593Smuzhiyun } while (0)
49*4882a593Smuzhiyun
50*4882a593Smuzhiyun #define intel_pt_log_insn_no_data(arg, ...) \
51*4882a593Smuzhiyun do { \
52*4882a593Smuzhiyun if (intel_pt_enable_logging) \
53*4882a593Smuzhiyun __intel_pt_log_insn_no_data(arg, ##__VA_ARGS__); \
54*4882a593Smuzhiyun } while (0)
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun #define x64_fmt "0x%" PRIx64
57*4882a593Smuzhiyun
58*4882a593Smuzhiyun extern bool intel_pt_enable_logging;
59*4882a593Smuzhiyun
intel_pt_log_at(const char * msg,uint64_t u)60*4882a593Smuzhiyun static inline void intel_pt_log_at(const char *msg, uint64_t u)
61*4882a593Smuzhiyun {
62*4882a593Smuzhiyun intel_pt_log("%s at " x64_fmt "\n", msg, u);
63*4882a593Smuzhiyun }
64*4882a593Smuzhiyun
intel_pt_log_to(const char * msg,uint64_t u)65*4882a593Smuzhiyun static inline void intel_pt_log_to(const char *msg, uint64_t u)
66*4882a593Smuzhiyun {
67*4882a593Smuzhiyun intel_pt_log("%s to " x64_fmt "\n", msg, u);
68*4882a593Smuzhiyun }
69*4882a593Smuzhiyun
70*4882a593Smuzhiyun #endif
71