blob: 7c0fb5d2bdb1e827fe015434af43011e75cb39a0 (
plain) (
blame)
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
|
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright 2014, Michael Ellerman, IBM Corp.
*/
#ifndef _SELFTESTS_POWERPC_PMU_EBB_TRACE_H
#define _SELFTESTS_POWERPC_PMU_EBB_TRACE_H
#include "utils.h"
#define TRACE_TYPE_REG 1
#define TRACE_TYPE_COUNTER 2
#define TRACE_TYPE_STRING 3
#define TRACE_TYPE_INDENT 4
#define TRACE_TYPE_OUTDENT 5
struct trace_entry
{
u8 type;
u8 length;
u8 data[0];
};
struct trace_buffer
{
u64 size;
bool overflow;
void *tail;
u8 data[0];
};
struct trace_buffer *trace_buffer_allocate(u64 size);
int trace_log_reg(struct trace_buffer *tb, u64 reg, u64 value);
int trace_log_counter(struct trace_buffer *tb, u64 value);
int trace_log_string(struct trace_buffer *tb, char *str);
int trace_log_indent(struct trace_buffer *tb);
int trace_log_outdent(struct trace_buffer *tb);
void trace_buffer_print(struct trace_buffer *tb);
void trace_print_location(struct trace_buffer *tb);
#endif /* _SELFTESTS_POWERPC_PMU_EBB_TRACE_H */
|
