blob: 3677caf2dc19a222d5b2c52be95d7159fa83efde [file] [log] [blame]
rjw1f884582022-01-06 17:20:42 +08001/*
2 * Copyright (c) 2012-2014 Travis Geiselbrecht
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining
5 * a copy of this software and associated documentation files
6 * (the "Software"), to deal in the Software without restriction,
7 * including without limitation the rights to use, copy, modify, merge,
8 * publish, distribute, sublicense, and/or sell copies of the Software,
9 * and to permit persons to whom the Software is furnished to do so,
10 * subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
18 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
19 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
20 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
21 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22 */
23#ifndef __KERNEL_DEBUG_H
24#define __KERNEL_DEBUG_H
25
26#include <compiler.h>
27
28__BEGIN_CDECLS;
29
30#include <debug.h>
31
32/* kernel event log */
33#if WITH_KERNEL_EVLOG
34
35#include <lib/evlog.h>
36
37#ifndef KERNEL_EVLOG_LEN
38#define KERNEL_EVLOG_LEN 1024
39#endif
40
41void kernel_evlog_init(void);
42
43void kernel_evlog_add(uintptr_t id, uintptr_t arg0, uintptr_t arg1);
44void kernel_evlog_dump(void);
45
46#else // !WITH_KERNEL_EVLOG
47
48/* do nothing versions */
49static inline void kernel_evlog_init(void) {}
50static inline void kernel_evlog_add(uintptr_t id, uintptr_t arg0, uintptr_t arg1) {}
51static inline void kernel_evlog_dump(void) {}
52
53#endif
54
55enum {
56 KERNEL_EVLOG_NULL = 0,
57 KERNEL_EVLOG_CONTEXT_SWITCH,
58 KERNEL_EVLOG_PREEMPT,
59 KERNEL_EVLOG_TIMER_TICK,
60 KERNEL_EVLOG_TIMER_CALL,
61 KERNEL_EVLOG_IRQ_ENTER,
62 KERNEL_EVLOG_IRQ_EXIT,
63};
64
65#define KEVLOG_THREAD_SWITCH(from, to) kernel_evlog_add(KERNEL_EVLOG_CONTEXT_SWITCH, (uintptr_t)from, (uintptr_t)to)
66#define KEVLOG_THREAD_PREEMPT(thread) kernel_evlog_add(KERNEL_EVLOG_PREEMPT, (uintptr_t)thread, 0)
67#define KEVLOG_TIMER_TICK() kernel_evlog_add(KERNEL_EVLOG_TIMER_TICK, 0, 0)
68#define KEVLOG_TIMER_CALL(ptr, arg) kernel_evlog_add(KERNEL_EVLOG_TIMER_CALL, (uintptr_t)ptr, (uintptr_t)arg)
69#define KEVLOG_IRQ_ENTER(irqn) kernel_evlog_add(KERNEL_EVLOG_IRQ_ENTER, (uintptr_t)irqn, 0)
70#define KEVLOG_IRQ_EXIT(irqn) kernel_evlog_add(KERNEL_EVLOG_IRQ_EXIT, (uintptr_t)irqn, 0)
71
72__END_CDECLS;
73
74#endif
75