commit 604991167c0c9f02bb5c2976889786dd76b7d529
Author: Leonid Krivoshein <klark@altlinux.org>
Date:   Wed Oct 13 03:39:45 2021 +0300

    bootchain-core: adds support for the early console

diff --git a/bootchain-core/data/sbin/bootchained b/bootchain-core/data/sbin/bootchained
index 311d1fe..9aa9947 100755
--- a/bootchain-core/data/sbin/bootchained
+++ b/bootchain-core/data/sbin/bootchained
@@ -35,6 +35,10 @@ if [ "x${1-}" != "x--foreground" ]; then
 
 	if [ "${RDLOG-}" = console ]; then
 		BC_LOGFILE=/dev/console
+	elif [ "${RDLOG-}" = printk ]; then
+		BC_LOGFILE=/dev/ttyprintk
+		[ -e "$BC_LOGFILE" ] ||
+			mknod "$BC_LOGFILE" c 5 3
 	elif [ -z "${NOTTYS-}" ] &&
 		[ -n "$BC_LOG_VT" ] &&
 		[ ! -c "$BC_LOGFILE" ] &&