diff --git a/CommonLibs/debug.c b/CommonLibs/debug.c
new file mode 100644
index 0000000..e4db2f3
--- /dev/null
+++ b/CommonLibs/debug.c
@@ -0,0 +1,18 @@
+#include <osmocom/core/logging.h>
+#include <osmocom/core/utils.h>
+#include "debug.h"
+
+/* default categories */
+static const struct log_info_cat default_categories[] = {
+	[DMAIN] = {
+		.name = "DMAIN",
+		.description = "Main generic category",
+		.color = NULL,
+		.enabled = 1, .loglevel = LOGL_NOTICE,
+	},
+};
+
+const struct log_info log_info = {
+	.cat = default_categories,
+	.num_cat = ARRAY_SIZE(default_categories),
+};