Subversion Repositories HelenOS

Rev

Rev 3790 | 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)) { \
3790 svoboda 60 
            panic("Assertion failed (%s), caller=%p.", #expr, CALLER); \
3067 decky 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 
 */