blob: c70109fd863aa4b4db4f320c098b6cab6bacdb9d [file] [log] [blame]
Harry Liebel57bb6582013-12-19 13:30:58 +00001/*
Dan Handleye83b0ca2014-01-14 18:17:09 +00002 * Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved.
Harry Liebel57bb6582013-12-19 13:30:58 +00003 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *
7 * Redistributions of source code must retain the above copyright notice, this
8 * list of conditions and the following disclaimer.
9 *
10 * Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 *
14 * Neither the name of ARM nor the names of its contributors may be used
15 * to endorse or promote products derived from this software without specific
16 * prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef __DEBUG_H__
32#define __DEBUG_H__
33
Harry Liebel57bb6582013-12-19 13:30:58 +000034#include <stdio.h>
35
36/* If building the project with DEBUG disabled the INFO and WARN macros
37 * won't produce any output. The ERROR macro is always enabled.
38 * The format expected is the same as for printf().
39 * INFO("Info %s.\n", "message") -> INFO: Info message.
40 * WARN("Warning %s.\n", "message") -> WARN: Warning message.
41 * ERROR("Error %s.\n", "message") -> ERROR: Error message.
42 *
43 * TODO : add debug levels.
44 */
45#if DEBUG
Soby Mathewafe7e2f2014-06-12 17:23:58 +010046 #define INFO(...) tf_printf("INFO: " __VA_ARGS__)
47 #define WARN(...) tf_printf("WARN: " __VA_ARGS__)
Harry Liebel57bb6582013-12-19 13:30:58 +000048#else
49 #define INFO(...)
50 #define WARN(...)
51#endif
52
Soby Mathewafe7e2f2014-06-12 17:23:58 +010053#define ERROR(...) tf_printf("ERROR: " __VA_ARGS__)
Harry Liebel57bb6582013-12-19 13:30:58 +000054
Harry Liebeleaec5902013-12-12 13:00:29 +000055
56/* For the moment this Panic function is very basic, Report an error and
57 * spin. This can be expanded in the future to provide more information.
58 */
Soby Mathew5e5c2072014-04-07 15:28:55 +010059#if DEBUG
Dan Handleya17fefa2014-05-14 12:38:32 +010060void __dead2 do_panic(const char *file, int line);
Soby Mathew5e5c2072014-04-07 15:28:55 +010061#define panic() do_panic(__FILE__, __LINE__)
62
63#else
Dan Handleya17fefa2014-05-14 12:38:32 +010064void __dead2 do_panic(void);
Soby Mathew5e5c2072014-04-07 15:28:55 +010065#define panic() do_panic()
66
67#endif
68
Dan Handleya17fefa2014-05-14 12:38:32 +010069void print_string_value(char *s, unsigned long *mem);
Soby Mathewafe7e2f2014-06-12 17:23:58 +010070void tf_printf(const char *fmt, ...);
71
Harry Liebeleaec5902013-12-12 13:00:29 +000072
Harry Liebel57bb6582013-12-19 13:30:58 +000073#endif /* __DEBUG_H__ */