pbl: support panic with log output

If panic is called with a string in the PBL, print the panic string
before falling into the busy loop.

Signed-off-by: Rouven Czerwinski <r.czerwinski@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 5 insertions, 0 deletions

diff --git a/pbl/misc.c b/pbl/misc.c
index 7e76120a68..201ae38e9a 100644
--- a/pbl/misc.c
+++ b/pbl/misc.c
@@ -11,5 +11,10 @@ void __noreturn hang(void)
 
 void __noreturn panic(const char *fmt, ...)
 {
+	va_list args;
+
+	va_start(args, fmt);
+	printf(fmt, args);
+	va_end(args);
 	while(1);
 }