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1 | /* |
1 | /* |
2 | * Copyright (c) 2005 Martin Decky |
2 | * Copyright (c) 2005 Martin Decky |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
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 |
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. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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 |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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 |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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 |
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. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup genericdebug |
29 | /** @addtogroup genericdebug |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #ifndef KERN_DEBUG_H_ |
35 | #ifndef KERN_DEBUG_H_ |
36 | #define KERN_DEBUG_H_ |
36 | #define KERN_DEBUG_H_ |
37 | 37 | ||
38 | #include <panic.h> |
38 | #include <panic.h> |
39 | #include <arch/debug.h> |
39 | #include <arch/debug.h> |
40 | 40 | ||
41 | #define CALLER ((uintptr_t)__builtin_return_address(0)) |
41 | #define CALLER ((uintptr_t) __builtin_return_address(0)) |
42 | 42 | ||
43 | #ifndef HERE |
43 | #ifndef HERE |
44 | /** Current Instruction Pointer address */ |
44 | /** Current Instruction Pointer address */ |
45 | # define HERE ((uintptr_t *) 0) |
45 | # define HERE ((uintptr_t *) 0) |
46 | #endif |
46 | #endif |
47 | 47 | ||
48 | /** Debugging ASSERT macro |
48 | /** Debugging ASSERT macro |
49 | * |
49 | * |
50 | * If CONFIG_DEBUG is set, the ASSERT() macro |
50 | * If CONFIG_DEBUG is set, the ASSERT() macro |
51 | * evaluates expr and if it is false raises |
51 | * evaluates expr and if it is false raises |
52 | * kernel panic. |
52 | * kernel panic. |
53 | * |
53 | * |
54 | * @param expr Expression which is expected to be true. |
54 | * @param expr Expression which is expected to be true. |
55 | * |
55 | * |
56 | */ |
56 | */ |
57 | #ifdef CONFIG_DEBUG |
57 | #ifdef CONFIG_DEBUG |
- | 58 | # define ASSERT(expr) \ |
|
- | 59 | if (!(expr)) { \ |
|
58 | # define ASSERT(expr) if (!(expr)) { panic("assertion failed (%s), caller=%.*p\n", #expr, sizeof(uintptr_t) * 2, CALLER); } |
60 | panic("assertion failed (%s), caller=%p\n", #expr, CALLER); \ |
- | 61 | } |
|
59 | #else |
62 | #else |
60 | # define ASSERT(expr) |
63 | # define ASSERT(expr) |
61 | #endif |
64 | #endif |
62 | 65 | ||
- | 66 | /** Extensive debugging output macro |
|
- | 67 | * |
|
- | 68 | * If CONFIG_EDEBUG is set, the LOG() macro |
|
- | 69 | * will print whatever message is indicated plus |
|
- | 70 | * an information about the location. |
|
- | 71 | * |
|
- | 72 | */ |
|
- | 73 | ||
- | 74 | #ifdef CONFIG_EDEBUG |
|
- | 75 | # define LOG(format, ...) \ |
|
- | 76 | printf("%s() at %s:%u: " format "\n", __func__, __FILE__, \ |
|
- | 77 | __LINE__, ##__VA_ARGS__); |
|
- | 78 | #else |
|
- | 79 | # define LOG(format, ...) |
|
- | 80 | #endif |
|
- | 81 | ||
- | 82 | /** Extensive debugging execute macro |
|
- | 83 | * |
|
- | 84 | * If CONFIG_EDEBUG is set, the LOG_EXEC() macro |
|
- | 85 | * will print an information about calling a given |
|
- | 86 | * function and call it. |
|
- | 87 | * |
|
- | 88 | */ |
|
- | 89 | ||
- | 90 | #ifdef CONFIG_EDEBUG |
|
- | 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 | ||
63 | #endif |
102 | #endif |
64 | 103 | ||
65 | /** @} |
104 | /** @} |
66 | */ |
105 | */ |
67 | 106 |