2 * intel_pt_log.h: Intel Processor Trace support
3 * Copyright (c) 2013-2014, Intel Corporation.
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.
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
16 #ifndef INCLUDE__INTEL_PT_LOG_H__
17 #define INCLUDE__INTEL_PT_LOG_H__
19 #include <linux/compiler.h>
25 void intel_pt_log_enable(void);
26 void intel_pt_log_disable(void);
27 void intel_pt_log_set_name(const char *name);
29 void __intel_pt_log_packet(const struct intel_pt_pkt *packet, int pkt_len,
30 uint64_t pos, const unsigned char *buf);
34 void __intel_pt_log_insn(struct intel_pt_insn *intel_pt_insn, uint64_t ip);
35 void __intel_pt_log_insn_no_data(struct intel_pt_insn *intel_pt_insn,
38 void __intel_pt_log(const char *fmt, ...) __printf(1, 2);
40 #define intel_pt_log(fmt, ...) \
42 if (intel_pt_enable_logging) \
43 __intel_pt_log(fmt, ##__VA_ARGS__); \
46 #define intel_pt_log_packet(arg, ...) \
48 if (intel_pt_enable_logging) \
49 __intel_pt_log_packet(arg, ##__VA_ARGS__); \
52 #define intel_pt_log_insn(arg, ...) \
54 if (intel_pt_enable_logging) \
55 __intel_pt_log_insn(arg, ##__VA_ARGS__); \
58 #define intel_pt_log_insn_no_data(arg, ...) \
60 if (intel_pt_enable_logging) \
61 __intel_pt_log_insn_no_data(arg, ##__VA_ARGS__); \
64 #define x64_fmt "0x%" PRIx64
66 extern bool intel_pt_enable_logging;
68 static inline void intel_pt_log_at(const char *msg, uint64_t u)
70 intel_pt_log("%s at " x64_fmt "\n", msg, u);
73 static inline void intel_pt_log_to(const char *msg, uint64_t u)
75 intel_pt_log("%s to " x64_fmt "\n", msg, u);