1 /* 2 * Copyright (c) 2013-2017, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #ifndef __DEBUG_H__ 8 #define __DEBUG_H__ 9 10 /* The log output macros print output to the console. These macros produce 11 * compiled log output only if the LOG_LEVEL defined in the makefile (or the 12 * make command line) is greater or equal than the level required for that 13 * type of log output. 14 * The format expected is the same as for printf(). For example: 15 * INFO("Info %s.\n", "message") -> INFO: Info message. 16 * WARN("Warning %s.\n", "message") -> WARNING: Warning message. 17 */ 18 19 #define LOG_LEVEL_NONE 0 20 #define LOG_LEVEL_ERROR 10 21 #define LOG_LEVEL_NOTICE 20 22 #define LOG_LEVEL_WARNING 30 23 #define LOG_LEVEL_INFO 40 24 #define LOG_LEVEL_VERBOSE 50 25 26 #ifndef __ASSEMBLY__ 27 #include <stdarg.h> 28 #include <stdio.h> 29 30 #if LOG_LEVEL >= LOG_LEVEL_NOTICE 31 # define NOTICE(...) tf_printf("NOTICE: " __VA_ARGS__) 32 #else 33 # define NOTICE(...) 34 #endif 35 36 #if LOG_LEVEL >= LOG_LEVEL_ERROR 37 # define ERROR(...) tf_printf("ERROR: " __VA_ARGS__) 38 #else 39 # define ERROR(...) 40 #endif 41 42 #if LOG_LEVEL >= LOG_LEVEL_WARNING 43 # define WARN(...) tf_printf("WARNING: " __VA_ARGS__) 44 #else 45 # define WARN(...) 46 #endif 47 48 #if LOG_LEVEL >= LOG_LEVEL_INFO 49 # define INFO(...) tf_printf("INFO: " __VA_ARGS__) 50 #else 51 # define INFO(...) 52 #endif 53 54 #if LOG_LEVEL >= LOG_LEVEL_VERBOSE 55 # define VERBOSE(...) tf_printf("VERBOSE: " __VA_ARGS__) 56 #else 57 # define VERBOSE(...) 58 #endif 59 60 61 void __dead2 do_panic(void); 62 #define panic() do_panic() 63 64 /* Function called when stack protection check code detects a corrupted stack */ 65 void __dead2 __stack_chk_fail(void); 66 67 void tf_printf(const char *fmt, ...) __printflike(1, 2); 68 int tf_snprintf(char *s, size_t n, const char *fmt, ...) __printflike(3, 4); 69 void tf_vprintf(const char *fmt, va_list args); 70 void tf_string_print(const char *str); 71 72 #endif /* __ASSEMBLY__ */ 73 #endif /* __DEBUG_H__ */ 74