Subversion Repositories HelenOS

Rev

Rev 3067 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
69 decky 1
/*
2071 jermar 2
 * Copyright (c) 2005 Martin Decky
69 decky 3
 * All rights reserved.
4
 *
5
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
7
 * are met:
8
 *
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - Redistributions in binary form must reproduce the above copyright
12
 *   notice, this list of conditions and the following disclaimer in the
13
 *   documentation and/or other materials provided with the distribution.
14
 * - The name of the author may not be used to endorse or promote products
15
 *   derived from this software without specific prior written permission.
16
 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
 */
28
 
1812 decky 29
/** @addtogroup genericdebug
1702 cejka 30
 * @{
31
 */
32
/** @file
33
 */
34
 
1888 jermar 35
#ifndef KERN_DEBUG_H_
36
#define KERN_DEBUG_H_
69 decky 37
 
38
#include <panic.h>
581 palkovsky 39
#include <arch/debug.h>
69 decky 40
 
3067 decky 41
#define CALLER ((uintptr_t) __builtin_return_address(0))
69 decky 42
 
581 palkovsky 43
#ifndef HERE
44
/** Current Instruction Pointer address */
3067 decky 45
#   define HERE ((uintptr_t *) 0)
581 palkovsky 46
#endif
47
 
69 decky 48
/** Debugging ASSERT macro
49
 *
471 decky 50
 * If CONFIG_DEBUG is set, the ASSERT() macro
69 decky 51
 * evaluates expr and if it is false raises
52
 * kernel panic.
53
 *
54
 * @param expr Expression which is expected to be true.
55
 *
56
 */
471 decky 57
#ifdef CONFIG_DEBUG
3067 decky 58
#   define ASSERT(expr) \
59
        if (!(expr)) { \
60
            panic("assertion failed (%s), caller=%p\n", #expr, CALLER); \
61
        }
69 decky 62
#else
63
#   define ASSERT(expr)
64
#endif
65
 
3702 decky 66
/** Extensive logging output macro
3067 decky 67
 *
3702 decky 68
 * If CONFIG_LOG is set, the LOG() macro
3067 decky 69
 * will print whatever message is indicated plus
70
 * an information about the location.
71
 *
72
 */
73
 
3702 decky 74
#ifdef CONFIG_LOG
3067 decky 75
#   define LOG(format, ...) \
76
        printf("%s() at %s:%u: " format "\n", __func__, __FILE__, \
77
            __LINE__, ##__VA_ARGS__);
78
#else
79
#   define LOG(format, ...)
69 decky 80
#endif
1702 cejka 81
 
3702 decky 82
/** Extensive logging execute macro
3067 decky 83
 *
3702 decky 84
 * If CONFIG_LOG is set, the LOG_EXEC() macro
3067 decky 85
 * will print an information about calling a given
86
 * function and call it.
87
 *
88
 */
89
 
3702 decky 90
#ifdef CONFIG_LOG
3067 decky 91
#   define LOG_EXEC(fnc) \
92
        { \
93
            printf("%s() at %s:%u: " #fnc "\n", __func__, __FILE__, \
94
            __LINE__); \
95
            fnc; \
96
        }
97
#else
98
#   define LOG_EXEC(fnc) fnc
99
#endif
100
 
101
 
102
#endif
103
 
1812 decky 104
/** @}
1702 cejka 105
 */