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-rw-r--r--common/console_common.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/common/console_common.c b/common/console_common.c
index d139d1a8fe..a3aca6f46b 100644
--- a/common/console_common.c
+++ b/common/console_common.c
@@ -108,3 +108,25 @@ int fputc(int fd, char c)
return 0;
}
EXPORT_SYMBOL(fputc);
+
+/*
+ * @brief returns current used console device
+ *
+ * @return console device which is registered with CONSOLE_STDIN and
+ * CONSOLE_STDOUT
+ */
+struct console_device *console_get_first_active(void)
+{
+ struct console_device *cdev;
+ /*
+ * Assumption to have BOTH CONSOLE_STDIN AND STDOUT in the
+ * same output console
+ */
+ for_each_console(cdev) {
+ if ((cdev->f_active & (CONSOLE_STDIN | CONSOLE_STDOUT)))
+ return cdev;
+ }
+
+ return NULL;
+}
+EXPORT_SYMBOL(console_get_first_active);