1 /* SPDX-License-Identifier: BSD-2-Clause */ 2 /* 3 * Copyright (c) 2014, STMicroelectronics International N.V. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright notice, 10 * this list of conditions and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright notice, 13 * this list of conditions and the following disclaimer in the documentation 14 * and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef KERNEL_PANIC_H 30 #define KERNEL_PANIC_H 31 32 #include <compiler.h> 33 34 /* debug disabled => __FILE__, ... and panic message are not built. */ 35 #if defined(CFG_TEE_CORE_DEBUG) 36 #define __panic(str) __do_panic(__FILE__, __LINE__, __func__, str) 37 #else 38 #define __panic(str) __do_panic((void *)0, 0, (void *)0, (void *)0) 39 #endif 40 41 void __do_panic(const char *file, const int line, const char *func, 42 const char *msg) __noreturn; 43 44 /* 45 * Suppress GCC warning on expansion of the panic() macro with no argument: 46 * 'ISO C99 requires at least one argument for the "..." in a variadic macro' 47 * Occurs when '-pedantic' is combined with '-std=gnu99'. 48 * Suppression applies only to this file and the expansion of macros defined in 49 * this file. 50 */ 51 #pragma GCC system_header 52 53 /* panic() can get a string or no argument */ 54 #define _panic0() __panic((void *)0) 55 #define _panic1(s) __panic(s) 56 #define _panic_fn(a, b, name, ...) name 57 #define panic(...) _panic_fn("", ##__VA_ARGS__, _panic1, _panic0)(__VA_ARGS__) 58 59 #endif /*KERNEL_PANIC_H*/ 60