Merge changes Ic7579b60,I05414ca1 into integration

* changes:
  fix(plat/ea_handler): print newline before fatal abort error message
  feat(common/debug): add new macro ERROR_NL() to print just a newline

common/tf_log.c

@@ -49,6 +49,20 @@ void tf_log(const char *fmt, ...)
 	va_end(args);
 }
 
+void tf_log_newline(const char log_fmt[2])
+{
+	unsigned int log_level = log_fmt[0];
+
+	/* Verify that log_level is one of LOG_MARKER_* macro defined in debug.h */
+	assert((log_level > 0U) && (log_level <= LOG_LEVEL_VERBOSE));
+	assert((log_level % 10U) == 0U);
+
+	if (log_level > max_log_level)
+		return;
+
+	putchar('\n');
+}
+
 /*
  * The helper function to set the log level dynamically by platform. The
  * maximum log level is determined by `LOG_LEVEL` build flag at compile time

include/common/debug.h

@@ -61,8 +61,10 @@
 
 #if LOG_LEVEL >= LOG_LEVEL_ERROR
 # define ERROR(...)	tf_log(LOG_MARKER_ERROR __VA_ARGS__)
+# define ERROR_NL()	tf_log_newline(LOG_MARKER_ERROR)
 #else
 # define ERROR(...)	no_tf_log(LOG_MARKER_ERROR __VA_ARGS__)
+# define ERROR_NL()
 #endif
 
 #if LOG_LEVEL >= LOG_LEVEL_NOTICE
@@ -109,6 +111,7 @@ void __dead2 do_panic(void);
 void __dead2 __stack_chk_fail(void);
 
 void tf_log(const char *fmt, ...) __printflike(1, 2);
+void tf_log_newline(const char log_fmt[2]);
 void tf_log_set_max_level(unsigned int log_level);
 
 #endif /* __ASSEMBLER__ */

plat/common/aarch64/plat_common.c

@@ -90,6 +90,7 @@ void plat_ea_handler(unsigned int ea_reason, uint64_t syndrome, void *cookie,
 #endif
 	unsigned int level = (unsigned int)GET_EL(read_spsr_el3());
 
+	ERROR_NL();
 	ERROR("Unhandled External Abort received on 0x%lx from %s\n",
 		read_mpidr_el1(), get_el_str(level));
 	ERROR("exception reason=%u syndrome=0x%llx\n", ea_reason, syndrome);