diff options
Diffstat (limited to 'src/usr/fdtmgmt.c')
| -rw-r--r-- | src/usr/fdtmgmt.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/usr/fdtmgmt.c b/src/usr/fdtmgmt.c new file mode 100644 index 000000000..dabeef2c8 --- /dev/null +++ b/src/usr/fdtmgmt.c @@ -0,0 +1,51 @@ +/* + * Copyright (C) 2025 Michael Brown <mbrown@fensystems.co.uk>. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + * + * You can also choose to distribute this program under the terms of + * the Unmodified Binary Distribution Licence (as given in the file + * COPYING.UBDL), provided that you have satisfied its requirements. + */ + +FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); + +#include <ipxe/fdt.h> +#include <usr/fdtmgmt.h> + +/** @file + * + * Flattened Device Tree management + * + */ + +/** + * Apply flattened device tree image + * + * @v image FDT image, or NULL to clear FDT + * @ret rc Return status code + */ +int imgfdt ( struct image *image ) { + + /* Record (or clear) FDT image */ + image_tag ( image, &fdt_image ); + + /* Avoid including image in constructed initrd */ + if ( image ) + image_hide ( image ); + + return 0; +} |
