115 lines
3.0 KiB
C
115 lines
3.0 KiB
C
/*
|
|
* Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*/
|
|
|
|
#ifndef DEBUG_H
|
|
#define DEBUG_H
|
|
|
|
#include <lib/utils_def.h>
|
|
|
|
/*
|
|
* The log output macros print output to the console. These macros produce
|
|
* compiled log output only if the LOG_LEVEL defined in the makefile (or the
|
|
* make command line) is greater or equal than the level required for that
|
|
* type of log output.
|
|
*
|
|
* The format expected is the same as for printf(). For example:
|
|
* INFO("Info %s.\n", "message") -> INFO: Info message.
|
|
* WARN("Warning %s.\n", "message") -> WARNING: Warning message.
|
|
*/
|
|
|
|
#define LOG_LEVEL_NONE U(0)
|
|
#define LOG_LEVEL_ERROR U(10)
|
|
#define LOG_LEVEL_NOTICE U(20)
|
|
#define LOG_LEVEL_WARNING U(30)
|
|
#define LOG_LEVEL_INFO U(40)
|
|
#define LOG_LEVEL_VERBOSE U(50)
|
|
|
|
#ifndef __ASSEMBLER__
|
|
|
|
#include <cdefs.h>
|
|
#include <stdarg.h>
|
|
#include <stdbool.h>
|
|
#include <stdio.h>
|
|
|
|
#include <drivers/console.h>
|
|
|
|
/*
|
|
* Define Log Markers corresponding to each log level which will
|
|
* be embedded in the format string and is expected by tf_log() to determine
|
|
* the log level.
|
|
*/
|
|
#define LOG_MARKER_ERROR "\xa" /* 10 */
|
|
#define LOG_MARKER_NOTICE "\x14" /* 20 */
|
|
#define LOG_MARKER_WARNING "\x1e" /* 30 */
|
|
#define LOG_MARKER_INFO "\x28" /* 40 */
|
|
#define LOG_MARKER_VERBOSE "\x32" /* 50 */
|
|
|
|
/*
|
|
* If the log output is too low then this macro is used in place of tf_log()
|
|
* below. The intent is to get the compiler to evaluate the function call for
|
|
* type checking and format specifier correctness but let it optimize it out.
|
|
*/
|
|
#define no_tf_log(fmt, ...) \
|
|
do { \
|
|
if (false) { \
|
|
tf_log(fmt, ##__VA_ARGS__); \
|
|
} \
|
|
} while (false)
|
|
|
|
#if LOG_LEVEL >= LOG_LEVEL_ERROR
|
|
# define ERROR(...) tf_log(LOG_MARKER_ERROR __VA_ARGS__)
|
|
#else
|
|
# define ERROR(...) no_tf_log(LOG_MARKER_ERROR __VA_ARGS__)
|
|
#endif
|
|
|
|
#if LOG_LEVEL >= LOG_LEVEL_NOTICE
|
|
# define NOTICE(...) tf_log(LOG_MARKER_NOTICE __VA_ARGS__)
|
|
#else
|
|
# define NOTICE(...) no_tf_log(LOG_MARKER_NOTICE __VA_ARGS__)
|
|
#endif
|
|
|
|
#if LOG_LEVEL >= LOG_LEVEL_WARNING
|
|
# define WARN(...) tf_log(LOG_MARKER_WARNING __VA_ARGS__)
|
|
#else
|
|
# define WARN(...) no_tf_log(LOG_MARKER_WARNING __VA_ARGS__)
|
|
#endif
|
|
|
|
#if LOG_LEVEL >= LOG_LEVEL_INFO
|
|
# define INFO(...) tf_log(LOG_MARKER_INFO __VA_ARGS__)
|
|
#else
|
|
# define INFO(...) no_tf_log(LOG_MARKER_INFO __VA_ARGS__)
|
|
#endif
|
|
|
|
#if LOG_LEVEL >= LOG_LEVEL_VERBOSE
|
|
# define VERBOSE(...) tf_log(LOG_MARKER_VERBOSE __VA_ARGS__)
|
|
#else
|
|
# define VERBOSE(...) no_tf_log(LOG_MARKER_VERBOSE __VA_ARGS__)
|
|
#endif
|
|
|
|
#if ENABLE_BACKTRACE
|
|
void backtrace(const char *cookie);
|
|
#else
|
|
#define backtrace(x)
|
|
#endif
|
|
|
|
void __dead2 do_panic(void);
|
|
|
|
#define panic() \
|
|
do { \
|
|
backtrace(__func__); \
|
|
(void)console_flush(); \
|
|
do_panic(); \
|
|
} while (false)
|
|
|
|
/* Function called when stack protection check code detects a corrupted stack */
|
|
void __dead2 __stack_chk_fail(void);
|
|
|
|
void tf_log(const char *fmt, ...) __printflike(1, 2);
|
|
void tf_log_set_max_level(unsigned int log_level);
|
|
|
|
#endif /* __ASSEMBLER__ */
|
|
#endif /* DEBUG_H */
|