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bootstage: Allow marking a particular line of code

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Add a function which allows a (file, function, line number) to be marked
in bootstage.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Che-Liang Chiou <clchiou@chromium.org>
This commit is contained in:
Simon Glass
2013-04-17 16:13:44 +00:00
parent 2e65959be6
commit fb7db41cd4
2 changed files with 52 additions and 0 deletions
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23
include/bootstage.h
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@@ -266,6 +266,19 @@ ulong bootstage_error(enum bootstage_id id);
ulong bootstage_mark_name(enum bootstage_id id, const char *name);
/**
* Mark a time stamp in the given function and line number
*
* See BOOTSTAGE_MARKER() for a convenient macro.
*
* @param file Filename to record (NULL if none)
* @param func Function name to record
* @param linenum Line number to record
* @return recorded time stamp
*/
ulong bootstage_mark_code(const char *file, const char *func,
int linenum);
/**
* Mark the start of a bootstage activity. The end will be marked later with
* bootstage_accum() and at that point we accumulate the time taken. Calling
@@ -358,6 +371,12 @@ static inline ulong bootstage_mark_name(enum bootstage_id id, const char *name)
return 0;
}
static inline ulong bootstage_mark_code(const char *file, const char *func,
int linenum)
{
return 0;
}
static inline uint32_t bootstage_start(enum bootstage_id id, const char *name)
{
return 0;
@@ -379,4 +398,8 @@ static inline int bootstage_unstash(void *base, int size)
}
#endif /* CONFIG_BOOTSTAGE */
/* Helper macro for adding a bootstage to a line of code */
#define BOOTSTAGE_MARKER() \
bootstage_mark_code(__FILE__, __func__, __LINE__)
#endif