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69 | decky | 1 | /* |
70 | decky | 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 | |||
29 | #ifndef __DEBUG_H__ |
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30 | #define __DEBUG_H__ |
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31 | |||
32 | #include <panic.h> |
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581 | palkovsky | 33 | #include <arch/debug.h> |
69 | decky | 34 | |
625 | palkovsky | 35 | #define CALLER ((__address)__builtin_return_address(0)) |
69 | decky | 36 | |
581 | palkovsky | 37 | #ifndef HERE |
38 | /** Current Instruction Pointer address */ |
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39 | # define HERE ((__address *)0) |
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40 | #endif |
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41 | |||
69 | decky | 42 | /** Debugging ASSERT macro |
43 | * |
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471 | decky | 44 | * If CONFIG_DEBUG is set, the ASSERT() macro |
69 | decky | 45 | * evaluates expr and if it is false raises |
46 | * kernel panic. |
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47 | * |
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48 | * @param expr Expression which is expected to be true. |
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49 | * |
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50 | */ |
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471 | decky | 51 | #ifdef CONFIG_DEBUG |
1221 | decky | 52 | # define ASSERT(expr) if (!(expr)) { panic("assertion failed (%s), caller=%p\n", #expr, CALLER); } |
69 | decky | 53 | #else |
54 | # define ASSERT(expr) |
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55 | #endif |
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56 | |||
561 | decky | 57 | #define STRING(arg) STRING_ARG(arg) |
58 | #define STRING_ARG(arg) #arg |
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59 | |||
69 | decky | 60 | #endif |