From: Andrew Murray <amur...@mpcdata.com>
This patch adds timings information to printfs.
Signed-off-by: Andrew Murray <amur...@theiet.org>
---
common/console.c | 12 +++++++++++-
1 files changed, 11 insertions(+), 1 deletions(-)
diff --git a/common/console.c b/common/console.c
index 8c650e0..33de3fa 100644
--- a/common/console.c
+++ b/common/console.c
@@ -370,13 +370,23 @@ int printf(const char *fmt, ...)
va_list args;
uint i;
char printbuffer[CONFIG_SYS_PBSIZE];
+ char *buf = printbuffer;
va_start(args, fmt);
+#if defined(CONFIG_BOOT_TRACE)
+ unsigned long long ticks = get_ticks();
+ int secs = ticks / get_tbclk();
+ int msec = ((ticks * 1000000) / get_tbclk()) - (secs * 1000000);
+
+ i += sprintf(buf, "[%5lu.%06lu] ", secs, msec);
+ buf += i;
+#endif
+
/* For this to work, printbuffer must be larger than
* anything we ever want to print.
*/
- i = vsprintf(printbuffer, fmt, args);
+ i += vsprintf(buf, fmt, args);
va_end(args);
/* Print the string */
--
1.7.4.1
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