[uboot] create uboot from github:

repo: https://github.com/u-boot/u-boot
	commit: d80bb749fab53da72c4a0e09b8c2d2aaa3103c91

Change-Id: Ie6434426e1ec15bc08bb1832798e371f3fd5fb29

u-boot-2021.10/fs/reiserfs/dev.c

@@ -0,0 +1,28 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ *  (C) Copyright 2003 - 2004
+ *  Sysgo AG, <www.elinos.com>, Pavel Bartusek <pba@sysgo.com>
+ */
+
+
+#include <common.h>
+#include <config.h>
+#include <reiserfs.h>
+#include <fs_internal.h>
+#include "reiserfs_private.h"
+
+static struct blk_desc *reiserfs_blk_desc;
+static struct disk_partition *part_info;
+
+
+void reiserfs_set_blk_dev(struct blk_desc *rbdd, struct disk_partition *info)
+{
+	reiserfs_blk_desc = rbdd;
+	part_info = info;
+}
+
+int reiserfs_devread(int sector, int byte_offset, int byte_len, char *buf)
+{
+	return fs_devread(reiserfs_blk_desc, part_info, sector, byte_offset,
+			  byte_len, buf);
+}