1 /* 2 * Copyright (c) 2015 François Tigeot 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 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice unmodified, this list of conditions, and the following 10 * disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #ifndef _LINUX_PRINTK_H_ 28 #define _LINUX_PRINTK_H_ 29 30 #include <linux/cache.h> 31 32 #include <sys/types.h> 33 #include <sys/systm.h> 34 35 #define printk(X...) kprintf(X) 36 37 #define KERN_CONT "" 38 #define KERN_EMERG "<0>" 39 #define KERN_ALERT "<1>" 40 #define KERN_CRIT "<2>" 41 #define KERN_ERR "<3>" 42 #define KERN_WARNING "<4>" 43 #define KERN_NOTICE "<5>" 44 #define KERN_INFO "<6>" 45 #define KERN_DEBUG "<7>" 46 47 #ifndef pr_fmt 48 #define pr_fmt(fmt) fmt 49 #endif 50 51 #define pr_emerg(fmt, ...) \ 52 printk(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) 53 #define pr_alert(fmt, ...) \ 54 printk(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) 55 #define pr_crit(fmt, ...) \ 56 printk(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) 57 #define pr_err(fmt, ...) \ 58 printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) 59 #define pr_warning(fmt, ...) \ 60 printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) 61 #define pr_warn pr_warning 62 #define pr_notice(fmt, ...) \ 63 printk(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) 64 #define pr_info(fmt, ...) \ 65 printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) 66 #define pr_cont(fmt, ...) \ 67 printk(KERN_CONT fmt, ##__VA_ARGS__) 68 69 /* pr_devel() should produce zero code unless DEBUG is defined */ 70 #ifdef DEBUG 71 #define pr_devel(fmt, ...) \ 72 printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) 73 #else 74 #define pr_devel(fmt, ...) \ 75 ({ if (0) printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); 0; }) 76 #endif 77 78 #define pr_debug(fmt, ...) printk(KERN_DEBUG # fmt, ##__VA_ARGS__) 79 80 /* 81 * Print a one-time message (analogous to WARN_ONCE() et al): 82 */ 83 #define printk_once(x...) \ 84 ({ \ 85 static bool __print_once; \ 86 \ 87 if (!__print_once) { \ 88 __print_once = true; \ 89 printk(x); \ 90 } \ 91 }) 92 93 #define pr_info_once(fmt, ...) do { \ 94 static bool __printed_once; \ 95 \ 96 if (!__printed_once) { \ 97 __printed_once = true; \ 98 kprintf(fmt, ##__VA_ARGS__); \ 99 } \ 100 } while (0) 101 102 enum { 103 DUMP_PREFIX_NONE, 104 DUMP_PREFIX_ADDRESS, 105 DUMP_PREFIX_OFFSET 106 }; 107 108 #endif /* _LINUX_PRINTK_H_ */ 109