LOGL_CRIT,
/** @LOGL_ERR: Error that prevents something from working */
LOGL_ERR,
- /** @LOGL_WARNING: Warning may prevent optimial operation */
+ /** @LOGL_WARNING: Warning may prevent optimal operation */
LOGL_WARNING,
/** @LOGL_NOTICE: Normal but significant condition, printf() */
LOGL_NOTICE,
LOGC_DEVRES,
/** @LOGC_ACPI: Advanced Configuration and Power Interface (ACPI) */
LOGC_ACPI,
-
+ /** @LOGC_BOOT: Related to boot process / boot image processing */
+ LOGC_BOOT,
+ /** @LOGC_EVENT: Related to event and event handling */
+ LOGC_EVENT,
/** @LOGC_COUNT: Number of log categories */
LOGC_COUNT,
/** @LOGC_END: Sentinel value for lists of log categories */
return 0;
}
+/**
+ * _log_buffer - Internal function to print data buffer in hex and ascii form
+ *
+ * @cat: Category of log record (indicating which subsystem generated it)
+ * @level: Level of log record (indicating its severity)
+ * @file: File name of file where log record was generated
+ * @line: Line number in file where log record was generated
+ * @func: Function where log record was generated
+ * @addr: Starting address to display at start of line
+ * @data: pointer to data buffer
+ * @width: data value width. May be 1, 2, or 4.
+ * @count: number of values to display
+ * @linelen: Number of values to print per line; specify 0 for default length
+ */
+int _log_buffer(enum log_category_t cat, enum log_level_t level,
+ const char *file, int line, const char *func, ulong addr,
+ const void *data, uint width, uint count, uint linelen);
+
/* Define this at the top of a file to add a prefix to debug messages */
#ifndef pr_fmt
#define pr_fmt(fmt) fmt
*/
#if CONFIG_IS_ENABLED(LOG)
#define _LOG_MAX_LEVEL CONFIG_VAL(LOG_MAX_LEVEL)
+#else
+#define _LOG_MAX_LEVEL LOGL_INFO
+#endif
+
+#define log_emer(_fmt...) log(LOG_CATEGORY, LOGL_EMERG, ##_fmt)
+#define log_alert(_fmt...) log(LOG_CATEGORY, LOGL_ALERT, ##_fmt)
+#define log_crit(_fmt...) log(LOG_CATEGORY, LOGL_CRIT, ##_fmt)
#define log_err(_fmt...) log(LOG_CATEGORY, LOGL_ERR, ##_fmt)
#define log_warning(_fmt...) log(LOG_CATEGORY, LOGL_WARNING, ##_fmt)
#define log_notice(_fmt...) log(LOG_CATEGORY, LOGL_NOTICE, ##_fmt)
#define log_debug(_fmt...) log(LOG_CATEGORY, LOGL_DEBUG, ##_fmt)
#define log_content(_fmt...) log(LOG_CATEGORY, LOGL_DEBUG_CONTENT, ##_fmt)
#define log_io(_fmt...) log(LOG_CATEGORY, LOGL_DEBUG_IO, ##_fmt)
-#else
-#define _LOG_MAX_LEVEL LOGL_INFO
-#define log_err(_fmt, ...) printf(_fmt, ##__VA_ARGS__)
-#define log_warning(_fmt, ...) printf(_fmt, ##__VA_ARGS__)
-#define log_notice(_fmt, ...) printf(_fmt, ##__VA_ARGS__)
-#define log_info(_fmt, ...) printf(_fmt, ##__VA_ARGS__)
-#define log_debug(_fmt, ...) debug(_fmt, ##__VA_ARGS__)
-#define log_content(_fmt...) log_nop(LOG_CATEGORY, \
- LOGL_DEBUG_CONTENT, ##_fmt)
-#define log_io(_fmt...) log_nop(LOG_CATEGORY, LOGL_DEBUG_IO, ##_fmt)
-#endif
+#define log_cont(_fmt...) log(LOGC_CONT, LOGL_CONT, ##_fmt)
-#if CONFIG_IS_ENABLED(LOG)
#ifdef LOG_DEBUG
#define _LOG_DEBUG LOGL_FORCE_DEBUG
#else
#define _LOG_DEBUG 0
#endif
+#if CONFIG_IS_ENABLED(LOG)
+
/* Emit a log record if the level is less that the maximum */
#define log(_cat, _level, _fmt, _args...) ({ \
int _l = _level; \
- if (CONFIG_IS_ENABLED(LOG) && \
- (_LOG_DEBUG != 0 || _l <= _LOG_MAX_LEVEL)) \
+ if (_LOG_DEBUG != 0 || _l <= _LOG_MAX_LEVEL) \
_log((enum log_category_t)(_cat), \
(enum log_level_t)(_l | _LOG_DEBUG), __FILE__, \
__LINE__, __func__, \
pr_fmt(_fmt), ##_args); \
})
+
+/* Emit a dump if the level is less that the maximum */
+#define log_buffer(_cat, _level, _addr, _data, _width, _count, _linelen) ({ \
+ int _l = _level; \
+ if (_LOG_DEBUG != 0 || _l <= _LOG_MAX_LEVEL) \
+ _log_buffer((enum log_category_t)(_cat), \
+ (enum log_level_t)(_l | _LOG_DEBUG), __FILE__, \
+ __LINE__, __func__, _addr, _data, \
+ _width, _count, _linelen); \
+ })
#else
-#define log(_cat, _level, _fmt, _args...)
+
+/* Note: _LOG_DEBUG != 0 avoids a warning with clang */
+#define log(_cat, _level, _fmt, _args...) ({ \
+ int _l = _level; \
+ if (_LOG_DEBUG != 0 || _l <= LOGL_INFO || \
+ (_DEBUG && _l == LOGL_DEBUG)) \
+ printf(_fmt, ##_args); \
+ })
+
+#define log_buffer(_cat, _level, _addr, _data, _width, _count, _linelen) ({ \
+ int _l = _level; \
+ if (_LOG_DEBUG != 0 || _l <= LOGL_INFO || \
+ (_DEBUG && _l == LOGL_DEBUG)) \
+ print_buffer(_addr, _data, _width, _count, _linelen); \
+ })
#endif
#define log_nop(_cat, _level, _fmt, _args...) ({ \
#define _SPL_BUILD 0
#endif
-#if !_DEBUG && CONFIG_IS_ENABLED(LOG)
+#if CONFIG_IS_ENABLED(LOG)
-#define debug_cond(cond, fmt, args...) \
- do { \
- if (1) \
- log(LOG_CATEGORY, LOGL_DEBUG, fmt, ##args); \
- } while (0)
+#define debug_cond(cond, fmt, args...) \
+({ \
+ if (cond) \
+ log(LOG_CATEGORY, \
+ (enum log_level_t)(LOGL_FORCE_DEBUG | _LOG_DEBUG), \
+ fmt, ##args); \
+})
#else /* _DEBUG */
* computed by a preprocessor in the best case, allowing for the best
* optimization.
*/
-#define debug_cond(cond, fmt, args...) \
- do { \
- if (cond) \
- printf(pr_fmt(fmt), ##args); \
- } while (0)
+#define debug_cond(cond, fmt, args...) \
+({ \
+ if (cond) \
+ printf(pr_fmt(fmt), ##args); \
+})
#endif /* _DEBUG */
__ret); \
__ret; \
})
+
+/*
+ * Similar to the above, but any non-zero value is consider an error, not just
+ * values less than 0.
+ */
+#define log_retz(_ret) ({ \
+ int __ret = (_ret); \
+ if (__ret) \
+ log(LOG_CATEGORY, LOGL_ERR, "returning err=%d\n", __ret); \
+ __ret; \
+ })
+#define log_msg_retz(_msg, _ret) ({ \
+ int __ret = (_ret); \
+ if (__ret) \
+ log(LOG_CATEGORY, LOGL_ERR, "%s: returning err=%d\n", _msg, \
+ __ret); \
+ __ret; \
+ })
#else
/* Non-logging versions of the above which just return the error code */
#define log_ret(_ret) (_ret)
#define log_msg_ret(_msg, _ret) ((void)(_msg), _ret)
+#define log_retz(_ret) (_ret)
+#define log_msg_retz(_msg, _ret) ((void)(_msg), _ret)
#endif
+/** * enum log_rec_flags - Flags for a log record */
+enum log_rec_flags {
+ /** @LOGRECF_FORCE_DEBUG: Force output of debug record */
+ LOGRECF_FORCE_DEBUG = BIT(0),
+ /** @LOGRECF_CONT: Continuation of previous log record */
+ LOGRECF_CONT = BIT(1),
+};
+
/**
* struct log_rec - a single log record
*
*
* Members marked as 'not allocated' are stored as pointers and the caller is
* responsible for making sure that the data pointed to is not overwritten.
- * Memebers marked as 'allocated' are allocated (e.g. via strdup()) by the log
+ * Members marked as 'allocated' are allocated (e.g. via strdup()) by the log
* system.
*
* TODO(sjg@chromium.org): Compress this struct down a bit to reduce space, e.g.
*
* @cat: Category, representing a uclass or part of U-Boot
* @level: Severity level, less severe is higher
- * @force_debug: Force output of debug
- * @file: Name of file where the log record was generated (not allocated)
* @line: Line number where the log record was generated
+ * @flags: Flags for log record (enum log_rec_flags)
+ * @file: Name of file where the log record was generated (not allocated)
* @func: Function where the log record was generated (not allocated)
* @msg: Log message (allocated)
*/
struct log_rec {
enum log_category_t cat;
enum log_level_t level;
- bool force_debug;
+ u16 line;
+ u8 flags;
const char *file;
- int line;
const char *func;
const char *msg;
};
* the run-time aspects of drivers (currently just a list of filters to apply
* to records send to this device).
*
- * @next_filter_num: Seqence number of next filter filter added (0=no filters
+ * @next_filter_num: Sequence number of next filter filter added (0=no filters
* yet). This increments with each new filter on the device, but never
* decrements
* @flags: Flags for this filter (enum log_device_flags)
};
/**
- * struct log_filter - criterial to filter out log messages
+ * struct log_filter - criteria to filter out log messages
*
* If a message matches all criteria, then it is allowed. If LOGFF_DENY is set,
* then it is denied instead.
*
* @drv: Driver of device to enable
* @enable: true to enable, false to disable
- * @return 0 if OK, -ENOENT if the driver was not found
+ * Return: 0 if OK, -ENOENT if the driver was not found
*/
int log_device_set_enable(struct log_driver *drv, bool enable);
projects / platform / kernel / u-boot.git / blobdiff