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