tools/fdt_host.h

   1 /*
   2  * (C) Copyright 2008 Semihalf
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #ifndef __FDT_HOST_H__
   8 #define __FDT_HOST_H__
   9
  10 /* Make sure to include u-boot version of libfdt include files */
  11 #include "../include/libfdt.h"
  12 #include "../include/fdt_support.h"
  13
  14 /**
  15  * fdt_remove_unused_strings() - Remove any unused strings from an FDT
  16  *
  17  * This creates a new device tree in @new with unused strings removed. The
  18  * called can then use fdt_pack() to minimise the space consumed.
  19  *
  20  * @old:        Old device tree blog
  21  * @new:        Place to put new device tree blob, which must be as large as
  22  *              @old
  23  * @return
  24  *      0, on success
  25  *      -FDT_ERR_BADOFFSET, corrupt device tree
  26  *      -FDT_ERR_NOSPACE, out of space, which should not happen unless there
  27  *              is something very wrong with the device tree input
  28  */
  29 int fdt_remove_unused_strings(const void *old, void *new);
  30
  31 int fit_check_sign(const void *working_fdt, const void *key);
  32
  33 #endif /* __FDT_HOST_H__ */