mirror of
https://github.com/AsahiLinux/u-boot
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b7f134eece
Add some advice on string size here. Signed-off-by: Simon Glass <sjg@chromium.org>
687 lines
21 KiB
C
687 lines
21 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Logging support
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*
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* Copyright (c) 2017 Google, Inc
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* Written by Simon Glass <sjg@chromium.org>
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*/
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#ifndef __LOG_H
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#define __LOG_H
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#include <stdio.h>
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#include <linker_lists.h>
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#include <dm/uclass-id.h>
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#include <linux/bitops.h>
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#include <linux/list.h>
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struct cmd_tbl;
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/**
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* enum log_level_t - Log levels supported, ranging from most to least important
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*/
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enum log_level_t {
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/** @LOGL_EMERG: U-Boot is unstable */
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LOGL_EMERG = 0,
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/** @LOGL_ALERT: Action must be taken immediately */
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LOGL_ALERT,
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/** @LOGL_CRIT: Critical conditions */
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LOGL_CRIT,
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/** @LOGL_ERR: Error that prevents something from working */
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LOGL_ERR,
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/** @LOGL_WARNING: Warning may prevent optimal operation */
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LOGL_WARNING,
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/** @LOGL_NOTICE: Normal but significant condition, printf() */
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LOGL_NOTICE,
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/** @LOGL_INFO: General information message */
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LOGL_INFO,
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/** @LOGL_DEBUG: Basic debug-level message */
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LOGL_DEBUG,
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/** @LOGL_DEBUG_CONTENT: Debug message showing full message content */
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LOGL_DEBUG_CONTENT,
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/** @LOGL_DEBUG_IO: Debug message showing hardware I/O access */
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LOGL_DEBUG_IO,
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/** @LOGL_COUNT: Total number of valid log levels */
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LOGL_COUNT,
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/** @LOGL_NONE: Used to indicate that there is no valid log level */
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LOGL_NONE,
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/** @LOGL_LEVEL_MASK: Mask for valid log levels */
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LOGL_LEVEL_MASK = 0xf,
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/** @LOGL_FORCE_DEBUG: Mask to force output due to LOG_DEBUG */
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LOGL_FORCE_DEBUG = 0x10,
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/** @LOGL_FIRST: The first, most-important log level */
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LOGL_FIRST = LOGL_EMERG,
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/** @LOGL_MAX: The last, least-important log level */
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LOGL_MAX = LOGL_DEBUG_IO,
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/** @LOGL_CONT: Use same log level as in previous call */
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LOGL_CONT = -1,
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};
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/**
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* enum log_category_t - Log categories supported.
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*
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* Log categories between %LOGC_FIRST and %LOGC_NONE correspond to uclasses
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* (i.e. &enum uclass_id), but there are also some more generic categories.
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*
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* Remember to update log_cat_name[] after adding a new category.
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*/
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enum log_category_t {
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/** @LOGC_FIRST: First log category */
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LOGC_FIRST = 0, /* First part mirrors UCLASS_... */
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/** @LOGC_NONE: Default log category */
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LOGC_NONE = UCLASS_COUNT, /* First number is after all uclasses */
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/** @LOGC_ARCH: Related to arch-specific code */
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LOGC_ARCH,
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/** @LOGC_BOARD: Related to board-specific code */
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LOGC_BOARD,
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/** @LOGC_CORE: Related to core features (non-driver-model) */
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LOGC_CORE,
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/** @LOGC_DM: Core driver-model */
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LOGC_DM,
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/** @LOGC_DT: Device-tree */
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LOGC_DT,
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/** @LOGC_EFI: EFI implementation */
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LOGC_EFI,
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/** @LOGC_ALLOC: Memory allocation */
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LOGC_ALLOC,
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/** @LOGC_SANDBOX: Related to the sandbox board */
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LOGC_SANDBOX,
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/** @LOGC_BLOBLIST: Bloblist */
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LOGC_BLOBLIST,
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/** @LOGC_DEVRES: Device resources (``devres_...`` functions) */
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LOGC_DEVRES,
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/** @LOGC_ACPI: Advanced Configuration and Power Interface (ACPI) */
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LOGC_ACPI,
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/** @LOGC_BOOT: Related to boot process / boot image processing */
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LOGC_BOOT,
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/** @LOGC_EVENT: Related to event and event handling */
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LOGC_EVENT,
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/** @LOGC_COUNT: Number of log categories */
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LOGC_COUNT,
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/** @LOGC_END: Sentinel value for lists of log categories */
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LOGC_END,
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/** @LOGC_CONT: Use same category as in previous call */
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LOGC_CONT = -1,
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};
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/* Helper to cast a uclass ID to a log category */
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static inline int log_uc_cat(enum uclass_id id)
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{
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return (enum log_category_t)id;
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}
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/**
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* _log() - Internal function to emit a new log record
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*
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* @cat: Category of log record (indicating which subsystem generated it)
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* @level: Level of log record (indicating its severity)
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* @file: File name of file where log record was generated
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* @line: Line number in file where log record was generated
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* @func: Function where log record was generated
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* @fmt: printf() format string for log record
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* @...: Optional parameters, according to the format string @fmt
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* Return: 0 if log record was emitted, -ve on error
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*/
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int _log(enum log_category_t cat, enum log_level_t level, const char *file,
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int line, const char *func, const char *fmt, ...)
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__attribute__ ((format (__printf__, 6, 7)));
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/**
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* _log_buffer - Internal function to print data buffer in hex and ascii form
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*
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* @cat: Category of log record (indicating which subsystem generated it)
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* @level: Level of log record (indicating its severity)
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* @file: File name of file where log record was generated
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* @line: Line number in file where log record was generated
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* @func: Function where log record was generated
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* @addr: Starting address to display at start of line
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* @data: pointer to data buffer
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* @width: data value width. May be 1, 2, or 4.
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* @count: number of values to display
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* @linelen: Number of values to print per line; specify 0 for default length
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*/
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int _log_buffer(enum log_category_t cat, enum log_level_t level,
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const char *file, int line, const char *func, ulong addr,
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const void *data, uint width, uint count, uint linelen);
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/* Define this at the top of a file to add a prefix to debug messages */
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#ifndef pr_fmt
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#define pr_fmt(fmt) fmt
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#endif
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/* Use a default category if this file does not supply one */
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#ifndef LOG_CATEGORY
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#define LOG_CATEGORY LOGC_NONE
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#endif
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/*
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* This header may be including when CONFIG_LOG is disabled, in which case
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* CONFIG_LOG_MAX_LEVEL is not defined. Add a check for this.
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*/
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#if CONFIG_IS_ENABLED(LOG)
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#define _LOG_MAX_LEVEL CONFIG_VAL(LOG_MAX_LEVEL)
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#else
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#define _LOG_MAX_LEVEL LOGL_INFO
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#endif
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#define log_emer(_fmt...) log(LOG_CATEGORY, LOGL_EMERG, ##_fmt)
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#define log_alert(_fmt...) log(LOG_CATEGORY, LOGL_ALERT, ##_fmt)
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#define log_crit(_fmt...) log(LOG_CATEGORY, LOGL_CRIT, ##_fmt)
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#define log_err(_fmt...) log(LOG_CATEGORY, LOGL_ERR, ##_fmt)
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#define log_warning(_fmt...) log(LOG_CATEGORY, LOGL_WARNING, ##_fmt)
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#define log_notice(_fmt...) log(LOG_CATEGORY, LOGL_NOTICE, ##_fmt)
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#define log_info(_fmt...) log(LOG_CATEGORY, LOGL_INFO, ##_fmt)
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#define log_debug(_fmt...) log(LOG_CATEGORY, LOGL_DEBUG, ##_fmt)
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#define log_content(_fmt...) log(LOG_CATEGORY, LOGL_DEBUG_CONTENT, ##_fmt)
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#define log_io(_fmt...) log(LOG_CATEGORY, LOGL_DEBUG_IO, ##_fmt)
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#define log_cont(_fmt...) log(LOGC_CONT, LOGL_CONT, ##_fmt)
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#ifdef LOG_DEBUG
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#define _LOG_DEBUG LOGL_FORCE_DEBUG
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#ifndef DEBUG
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#define DEBUG
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#endif
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#else
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#define _LOG_DEBUG 0
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#endif
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#if CONFIG_IS_ENABLED(LOG)
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/* Emit a log record if the level is less that the maximum */
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#define log(_cat, _level, _fmt, _args...) ({ \
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int _l = _level; \
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if (_LOG_DEBUG != 0 || _l <= _LOG_MAX_LEVEL) \
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_log((enum log_category_t)(_cat), \
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(enum log_level_t)(_l | _LOG_DEBUG), __FILE__, \
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__LINE__, __func__, \
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pr_fmt(_fmt), ##_args); \
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})
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/* Emit a dump if the level is less that the maximum */
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#define log_buffer(_cat, _level, _addr, _data, _width, _count, _linelen) ({ \
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int _l = _level; \
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if (_LOG_DEBUG != 0 || _l <= _LOG_MAX_LEVEL) \
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_log_buffer((enum log_category_t)(_cat), \
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(enum log_level_t)(_l | _LOG_DEBUG), __FILE__, \
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__LINE__, __func__, _addr, _data, \
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_width, _count, _linelen); \
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})
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#else
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/* Note: _LOG_DEBUG != 0 avoids a warning with clang */
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#define log(_cat, _level, _fmt, _args...) ({ \
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int _l = _level; \
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if (_LOG_DEBUG != 0 || _l <= LOGL_INFO || \
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(_DEBUG && _l == LOGL_DEBUG)) \
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printf(_fmt, ##_args); \
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})
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#define log_buffer(_cat, _level, _addr, _data, _width, _count, _linelen) ({ \
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int _l = _level; \
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if (_LOG_DEBUG != 0 || _l <= LOGL_INFO || \
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(_DEBUG && _l == LOGL_DEBUG)) \
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print_buffer(_addr, _data, _width, _count, _linelen); \
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})
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#endif
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#ifdef DEBUG
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#define _DEBUG 1
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#else
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#define _DEBUG 0
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#endif
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#ifdef CONFIG_SPL_BUILD
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#define _SPL_BUILD 1
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#else
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#define _SPL_BUILD 0
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#endif
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#if CONFIG_IS_ENABLED(LOG)
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#define debug_cond(cond, fmt, args...) \
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({ \
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if (cond) \
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log(LOG_CATEGORY, \
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(enum log_level_t)(LOGL_FORCE_DEBUG | _LOG_DEBUG), \
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fmt, ##args); \
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})
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#else /* _DEBUG */
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/*
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* Output a debug text when condition "cond" is met. The "cond" should be
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* computed by a preprocessor in the best case, allowing for the best
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* optimization.
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*/
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#define debug_cond(cond, fmt, args...) \
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({ \
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if (cond) \
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printf(pr_fmt(fmt), ##args); \
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})
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#endif /* _DEBUG */
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/* Show a message if DEBUG is defined in a file */
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#define debug(fmt, args...) \
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debug_cond(_DEBUG, fmt, ##args)
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/* Show a message if not in SPL */
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#define warn_non_spl(fmt, args...) \
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debug_cond(!_SPL_BUILD, fmt, ##args)
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/*
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* An assertion is run-time check done in debug mode only. If DEBUG is not
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* defined then it is skipped. If DEBUG is defined and the assertion fails,
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* then it calls panic*( which may or may not reset/halt U-Boot (see
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* CONFIG_PANIC_HANG), It is hoped that all failing assertions are found
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* before release, and after release it is hoped that they don't matter. But
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* in any case these failing assertions cannot be fixed with a reset (which
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* may just do the same assertion again).
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*/
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void __assert_fail(const char *assertion, const char *file, unsigned int line,
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const char *function);
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/**
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* assert() - assert expression is true
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*
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* If the expression x evaluates to false and _DEBUG evaluates to true, a panic
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* message is written and the system stalls. The value of _DEBUG is set to true
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* if DEBUG is defined before including common.h.
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*
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* The expression x is always executed irrespective of the value of _DEBUG.
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*
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* @x: expression to test
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*/
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#define assert(x) \
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({ if (!(x) && _DEBUG) \
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__assert_fail(#x, __FILE__, __LINE__, __func__); })
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/*
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* This one actually gets compiled in even without DEBUG. It doesn't include the
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* full pathname as it may be huge. Only use this when the user should be
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* warning, similar to BUG_ON() in linux.
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*
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* Return: true if assertion succeeded (condition is true), else false
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*/
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#define assert_noisy(x) \
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({ bool _val = (x); \
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if (!_val) \
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__assert_fail(#x, "?", __LINE__, __func__); \
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_val; \
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})
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#if CONFIG_IS_ENABLED(LOG) && defined(CONFIG_LOG_ERROR_RETURN)
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/*
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* Log an error return value, possibly with a message. Usage:
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*
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* return log_ret(fred_call());
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*
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* or:
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*
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* return log_msg_ret("get", fred_call());
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*
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* It is recommended to use <= 3 characters for the name since this will only
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* use 4 bytes in rodata
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*/
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#define log_ret(_ret) ({ \
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int __ret = (_ret); \
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if (__ret < 0) \
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log(LOG_CATEGORY, LOGL_ERR, "returning err=%d\n", __ret); \
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__ret; \
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})
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#define log_msg_ret(_msg, _ret) ({ \
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int __ret = (_ret); \
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if (__ret < 0) \
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log(LOG_CATEGORY, LOGL_ERR, "%s: returning err=%d\n", _msg, \
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__ret); \
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__ret; \
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})
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/*
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* Similar to the above, but any non-zero value is consider an error, not just
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* values less than 0.
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*/
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#define log_retz(_ret) ({ \
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int __ret = (_ret); \
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if (__ret) \
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log(LOG_CATEGORY, LOGL_ERR, "returning err=%d\n", __ret); \
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__ret; \
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})
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#define log_msg_retz(_msg, _ret) ({ \
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int __ret = (_ret); \
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if (__ret) \
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log(LOG_CATEGORY, LOGL_ERR, "%s: returning err=%d\n", _msg, \
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__ret); \
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__ret; \
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})
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#else
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/* Non-logging versions of the above which just return the error code */
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#define log_ret(_ret) (_ret)
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#define log_msg_ret(_msg, _ret) ((void)(_msg), _ret)
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#define log_retz(_ret) (_ret)
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#define log_msg_retz(_msg, _ret) ((void)(_msg), _ret)
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#endif
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/** * enum log_rec_flags - Flags for a log record */
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enum log_rec_flags {
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/** @LOGRECF_FORCE_DEBUG: Force output of debug record */
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LOGRECF_FORCE_DEBUG = BIT(0),
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/** @LOGRECF_CONT: Continuation of previous log record */
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LOGRECF_CONT = BIT(1),
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};
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/**
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* struct log_rec - a single log record
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*
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* Holds information about a single record in the log
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*
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* Members marked as 'not allocated' are stored as pointers and the caller is
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* responsible for making sure that the data pointed to is not overwritten.
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* Members marked as 'allocated' are allocated (e.g. via strdup()) by the log
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* system.
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*
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* TODO(sjg@chromium.org): Compress this struct down a bit to reduce space, e.g.
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* a single u32 for cat, level, line and force_debug
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*
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* @cat: Category, representing a uclass or part of U-Boot
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* @level: Severity level, less severe is higher
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* @line: Line number where the log record was generated
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* @flags: Flags for log record (enum log_rec_flags)
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* @file: Name of file where the log record was generated (not allocated)
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* @func: Function where the log record was generated (not allocated)
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* @msg: Log message (allocated)
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*/
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struct log_rec {
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enum log_category_t cat;
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enum log_level_t level;
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u16 line;
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u8 flags;
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const char *file;
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const char *func;
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const char *msg;
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};
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struct log_device;
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enum log_device_flags {
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LOGDF_ENABLE = BIT(0), /* Device is enabled */
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};
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/**
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* struct log_driver - a driver which accepts and processes log records
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*
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* @name: Name of driver
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* @emit: Method to call to emit a log record via this device
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* @flags: Initial value for flags (use LOGDF_ENABLE to enable on start-up)
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*/
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struct log_driver {
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const char *name;
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/**
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* @emit: emit a log record
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*
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* Called by the log system to pass a log record to a particular driver
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* for processing. The filter is checked before calling this function.
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*/
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int (*emit)(struct log_device *ldev, struct log_rec *rec);
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unsigned short flags;
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};
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/**
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* struct log_device - an instance of a log driver
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*
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* Since drivers are set up at build-time we need to have a separate device for
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* the run-time aspects of drivers (currently just a list of filters to apply
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* to records send to this device).
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*
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* @next_filter_num: Sequence number of next filter filter added (0=no filters
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* yet). This increments with each new filter on the device, but never
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* decrements
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* @flags: Flags for this filter (enum log_device_flags)
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* @drv: Pointer to driver for this device
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* @filter_head: List of filters for this device
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* @sibling_node: Next device in the list of all devices
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*/
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struct log_device {
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unsigned short next_filter_num;
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unsigned short flags;
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struct log_driver *drv;
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struct list_head filter_head;
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struct list_head sibling_node;
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};
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enum {
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LOGF_MAX_CATEGORIES = 5, /* maximum categories per filter */
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};
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/**
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* enum log_filter_flags - Flags which modify a filter
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*/
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enum log_filter_flags {
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/** @LOGFF_HAS_CAT: Filter has a category list */
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LOGFF_HAS_CAT = 1 << 0,
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/** @LOGFF_DENY: Filter denies matching messages */
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LOGFF_DENY = 1 << 1,
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/** @LOGFF_LEVEL_MIN: Filter's level is a minimum, not a maximum */
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LOGFF_LEVEL_MIN = 1 << 2,
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};
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/**
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* struct log_filter - criteria to filter out log messages
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*
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* If a message matches all criteria, then it is allowed. If LOGFF_DENY is set,
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* then it is denied instead.
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*
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* @filter_num: Sequence number of this filter. This is returned when adding a
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* new filter, and must be provided when removing a previously added
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* filter.
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* @flags: Flags for this filter (``LOGFF_...``)
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|
* @cat_list: List of categories to allow (terminated by %LOGC_END). If empty
|
|
* then all categories are permitted. Up to %LOGF_MAX_CATEGORIES entries
|
|
* can be provided
|
|
* @level: Maximum (or minimum, if %LOGFF_MIN_LEVEL) log level to allow
|
|
* @file_list: List of files to allow, separated by comma. If NULL then all
|
|
* files are permitted
|
|
* @sibling_node: Next filter in the list of filters for this log device
|
|
*/
|
|
struct log_filter {
|
|
int filter_num;
|
|
int flags;
|
|
enum log_category_t cat_list[LOGF_MAX_CATEGORIES];
|
|
enum log_level_t level;
|
|
const char *file_list;
|
|
struct list_head sibling_node;
|
|
};
|
|
|
|
#define LOG_DRIVER(_name) \
|
|
ll_entry_declare(struct log_driver, _name, log_driver)
|
|
|
|
/* Get a pointer to a given driver */
|
|
#define LOG_GET_DRIVER(__name) \
|
|
ll_entry_get(struct log_driver, __name, log_driver)
|
|
|
|
/**
|
|
* log_get_cat_name() - Get the name of a category
|
|
*
|
|
* @cat: Category to look up
|
|
* Return: category name (which may be a uclass driver name) if found, or
|
|
* "<invalid>" if invalid, or "<missing>" if not found. All error
|
|
* responses begin with '<'.
|
|
*/
|
|
const char *log_get_cat_name(enum log_category_t cat);
|
|
|
|
/**
|
|
* log_get_cat_by_name() - Look up a category by name
|
|
*
|
|
* @name: Name to look up
|
|
* Return: Category, or %LOGC_NONE if not found
|
|
*/
|
|
enum log_category_t log_get_cat_by_name(const char *name);
|
|
|
|
/**
|
|
* log_get_level_name() - Get the name of a log level
|
|
*
|
|
* @level: Log level to look up
|
|
* Return: Log level name (in ALL CAPS)
|
|
*/
|
|
const char *log_get_level_name(enum log_level_t level);
|
|
|
|
/**
|
|
* log_get_level_by_name() - Look up a log level by name
|
|
*
|
|
* @name: Name to look up
|
|
* Return: Log level, or %LOGL_NONE if not found
|
|
*/
|
|
enum log_level_t log_get_level_by_name(const char *name);
|
|
|
|
/**
|
|
* log_device_find_by_name() - Look up a log device by its driver's name
|
|
*
|
|
* @drv_name: Name of the driver
|
|
* Return: the log device, or %NULL if not found
|
|
*/
|
|
struct log_device *log_device_find_by_name(const char *drv_name);
|
|
|
|
/**
|
|
* log_has_cat() - check if a log category exists within a list
|
|
*
|
|
* @cat_list: List of categories to check, at most %LOGF_MAX_CATEGORIES entries
|
|
* long, terminated by %LC_END if fewer
|
|
* @cat: Category to search for
|
|
*
|
|
* Return: ``true`` if @cat is in @cat_list, else ``false``
|
|
*/
|
|
bool log_has_cat(enum log_category_t cat_list[], enum log_category_t cat);
|
|
|
|
/**
|
|
* log_has_file() - check if a file is with a list
|
|
*
|
|
* @file_list: List of files to check, separated by comma
|
|
* @file: File to check for. This string is matched against the end of each
|
|
* file in the list, i.e. ignoring any preceding path. The list is
|
|
* intended to consist of relative pathnames, e.g. common/main.c,cmd/log.c
|
|
*
|
|
* Return: ``true`` if @file is in @file_list, else ``false``
|
|
*/
|
|
bool log_has_file(const char *file_list, const char *file);
|
|
|
|
/* Log format flags (bit numbers) for gd->log_fmt. See log_fmt_chars */
|
|
enum log_fmt {
|
|
LOGF_CAT = 0,
|
|
LOGF_LEVEL,
|
|
LOGF_FILE,
|
|
LOGF_LINE,
|
|
LOGF_FUNC,
|
|
LOGF_MSG,
|
|
|
|
LOGF_COUNT,
|
|
LOGF_ALL = 0x3f,
|
|
};
|
|
|
|
/* Handle the 'log test' command */
|
|
int do_log_test(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]);
|
|
|
|
/**
|
|
* log_add_filter_flags() - Add a new filter to a log device, specifying flags
|
|
*
|
|
* @drv_name: Driver name to add the filter to (since each driver only has a
|
|
* single device)
|
|
* @flags: Flags for this filter (``LOGFF_...``)
|
|
* @cat_list: List of categories to allow (terminated by %LOGC_END). If empty
|
|
* then all categories are permitted. Up to %LOGF_MAX_CATEGORIES entries
|
|
* can be provided
|
|
* @level: Maximum (or minimum, if %LOGFF_LEVEL_MIN) log level to allow
|
|
* @file_list: List of files to allow, separated by comma. If NULL then all
|
|
* files are permitted
|
|
* Return:
|
|
* the sequence number of the new filter (>=0) if the filter was added, or a
|
|
* -ve value on error
|
|
*/
|
|
int log_add_filter_flags(const char *drv_name, enum log_category_t cat_list[],
|
|
enum log_level_t level, const char *file_list,
|
|
int flags);
|
|
|
|
/**
|
|
* log_add_filter() - Add a new filter to a log device
|
|
*
|
|
* @drv_name: Driver name to add the filter to (since each driver only has a
|
|
* single device)
|
|
* @cat_list: List of categories to allow (terminated by %LOGC_END). If empty
|
|
* then all categories are permitted. Up to %LOGF_MAX_CATEGORIES entries
|
|
* can be provided
|
|
* @max_level: Maximum log level to allow
|
|
* @file_list: List of files to allow, separated by comma. If %NULL then all
|
|
* files are permitted
|
|
* Return:
|
|
* the sequence number of the new filter (>=0) if the filter was added, or a
|
|
* -ve value on error
|
|
*/
|
|
static inline int log_add_filter(const char *drv_name,
|
|
enum log_category_t cat_list[],
|
|
enum log_level_t max_level,
|
|
const char *file_list)
|
|
{
|
|
return log_add_filter_flags(drv_name, cat_list, max_level, file_list,
|
|
0);
|
|
}
|
|
|
|
/**
|
|
* log_remove_filter() - Remove a filter from a log device
|
|
*
|
|
* @drv_name: Driver name to remove the filter from (since each driver only has
|
|
* a single device)
|
|
* @filter_num: Filter number to remove (as returned by log_add_filter())
|
|
* Return:
|
|
* 0 if the filter was removed, -%ENOENT if either the driver or the filter
|
|
* number was not found
|
|
*/
|
|
int log_remove_filter(const char *drv_name, int filter_num);
|
|
|
|
/**
|
|
* log_device_set_enable() - Enable or disable a log device
|
|
*
|
|
* Devices are referenced by their driver, so use LOG_GET_DRIVER(name) to pass
|
|
* the driver to this function. For example if the driver is declared with
|
|
* LOG_DRIVER(wibble) then pass LOG_GET_DRIVER(wibble) here.
|
|
*
|
|
* @drv: Driver of device to enable
|
|
* @enable: true to enable, false to disable
|
|
* Return: 0 if OK, -ENOENT if the driver was not found
|
|
*/
|
|
int log_device_set_enable(struct log_driver *drv, bool enable);
|
|
|
|
#if CONFIG_IS_ENABLED(LOG)
|
|
/**
|
|
* log_init() - Set up the log system ready for use
|
|
*
|
|
* Return: 0 if OK, -%ENOMEM if out of memory
|
|
*/
|
|
int log_init(void);
|
|
#else
|
|
static inline int log_init(void)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/**
|
|
* log_get_default_format() - get default log format
|
|
*
|
|
* The default log format is configurable via
|
|
* %CONFIG_LOGF_FILE, %CONFIG_LOGF_LINE, and %CONFIG_LOGF_FUNC.
|
|
*
|
|
* Return: default log format
|
|
*/
|
|
static inline int log_get_default_format(void)
|
|
{
|
|
return BIT(LOGF_MSG) |
|
|
(IS_ENABLED(CONFIG_LOGF_FILE) ? BIT(LOGF_FILE) : 0) |
|
|
(IS_ENABLED(CONFIG_LOGF_LINE) ? BIT(LOGF_LINE) : 0) |
|
|
(IS_ENABLED(CONFIG_LOGF_FUNC) ? BIT(LOGF_FUNC) : 0);
|
|
}
|
|
|
|
#endif
|