1 /* 2 * Copyright (c) 2014, STMicroelectronics International N.V. 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 are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 11 * 2. Redistributions in binary form must reproduce the above copyright notice, 12 * this list of conditions and the following disclaimer in the documentation 13 * and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25 * POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #ifndef KERNEL_PANIC_H 29 #define KERNEL_PANIC_H 30 31 #include <compiler.h> 32 33 /* debug disabled => __FILE__, ... and panic message are not built. */ 34 #if defined(CFG_TEE_CORE_DEBUG) 35 #define __panic(str) __do_panic(__FILE__, __LINE__, __func__, str) 36 #else 37 #define __panic(str) __do_panic((void *)0, 0, (void *)0, (void *)0) 38 #endif 39 40 void __do_panic(const char *file, const int line, const char *func, 41 const char *msg) __noreturn; 42 43 /* 44 * Suppress GCC warning on expansion of the panic() macro with no argument: 45 * 'ISO C99 requires at least one argument for the "..." in a variadic macro' 46 * Occurs when '-pedantic' is combined with '-std=gnu99'. 47 * Suppression applies only to this file and the expansion of macros defined in 48 * this file. 49 */ 50 #pragma GCC system_header 51 52 /* panic() can get a string or no argument */ 53 #define _panic0() __panic((void *)0) 54 #define _panic1(s) __panic(s) 55 #define _panic_fn(a, b, name, ...) name 56 #define panic(...) _panic_fn("", ##__VA_ARGS__, _panic1, _panic0)(__VA_ARGS__) 57 58 #endif /*KERNEL_PANIC_H*/ 59