X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=lib%2Fdisplay_options.c;h=f1c930463e9a22c4bcb361ad33724f296e8d2719;hb=17b3f32dd04f0008890b8bd57ba2ea50601c6f97;hp=29343fc00e3f070debd0a749541083bee59a096c;hpb=7d94c497651b6c36a4915d436e6db86398f480d1;p=u-boot

diff --git a/lib/display_options.c b/lib/display_options.c
index 29343fc00e..f1c930463e 100644
--- a/lib/display_options.c
+++ b/lib/display_options.c
@@ -1,8 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * (C) Copyright 2000-2002
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
@@ -13,13 +12,39 @@
 #include <linux/ctype.h>
 #include <asm/io.h>
 
-int display_options (void)
+char *display_options_get_banner_priv(bool newlines, const char *build_tag,
+				      char *buf, int size)
 {
-#if defined(BUILD_TAG)
-	printf ("\n\n%s, Build: %s\n\n", version_string, BUILD_TAG);
-#else
-	printf ("\n\n%s\n\n", version_string);
+	int len;
+
+	len = snprintf(buf, size, "%s%s", newlines ? "\n\n" : "",
+		       version_string);
+	if (build_tag && len < size)
+		len += snprintf(buf + len, size - len, ", Build: %s",
+				build_tag);
+	if (len > size - 3)
+		len = size - 3;
+	strcpy(buf + len, "\n\n");
+
+	return buf;
+}
+
+#ifndef BUILD_TAG
+#define BUILD_TAG NULL
 #endif
+
+char *display_options_get_banner(bool newlines, char *buf, int size)
+{
+	return display_options_get_banner_priv(newlines, BUILD_TAG, buf, size);
+}
+
+int display_options(void)
+{
+	char buf[DISPLAY_OPTIONS_BANNER_LENGTH];
+
+	display_options_get_banner(true, buf, sizeof(buf));
+	printf("%s", buf);
+
 	return 0;
 }