coreinfo: Show "No modules selected" when appropriate

Change-Id: I7222544757587b37e0cf632aa01d042414dde223
Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Reviewed-on: https://review.coreboot.org/14025
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Martin Roth <martinroth@google.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/payloads/coreinfo/coreinfo.c b/payloads/coreinfo/coreinfo.c
index 41b5f12cb1..82a57dab19 100644
--- a/payloads/coreinfo/coreinfo.c
+++ b/payloads/coreinfo/coreinfo.c
@@ -213,11 +213,24 @@ static void handle_category_key(struct coreinfo_cat *cat, int key)
 	}
 }
 
+static void print_no_modules_selected(void)
+{
+	int height = getmaxy(stdscr), i;
+
+	for (i = 0; i < ARRAY_SIZE(categories); i++)
+		if (categories[i].count > 0)
+			return;
+
+	color_set(2, NULL); // White on black
+	center(height / 2, "No modules selected");
+}
+
 static void loop(void)
 {
 	int key;
 
 	center(0, CONFIG_PAYLOAD_INFO_NAME " " CONFIG_PAYLOAD_INFO_VERSION);
+	print_no_modules_selected();
 	refresh();
 
 	print_menu();