[thirdparty/u-boot.git] / tools / fdt_host.h

/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * (C) Copyright 2008 Semihalf
 */

#ifndef __FDT_HOST_H__
#define __FDT_HOST_H__

/* Make sure to include u-boot version of libfdt include files */
#include "../include/linux/libfdt.h"
#include "../include/fdt_support.h"

/**
 * fdt_remove_unused_strings() - Remove any unused strings from an FDT
 *
 * This creates a new device tree in @new with unused strings removed. The
 * called can then use fdt_pack() to minimise the space consumed.
 *
 * @old:	Old device tree blog
 * @new:	Place to put new device tree blob, which must be as large as
 *		@old
 * @return
 *	0, on success
 *	-FDT_ERR_BADOFFSET, corrupt device tree
 *	-FDT_ERR_NOSPACE, out of space, which should not happen unless there
 *		is something very wrong with the device tree input
 */
int fdt_remove_unused_strings(const void *old, void *new);

int fit_check_sign(const void *working_fdt, const void *key);

#endif /* __FDT_HOST_H__ */
Commit	Line	Data
83d290c5	1	/* SPDX-License-Identifier: GPL-2.0+ */
8cf30809 BS	2	/*
8cf30809 BS	3	* (C) Copyright 2008 Semihalf
8cf30809 BS	4	*/
	5
	6	#ifndef __FDT_HOST_H__
	7	#define __FDT_HOST_H__
	8
	9	/* Make sure to include u-boot version of libfdt include files */
b08c8c48	10	#include "../include/linux/libfdt.h"
8cf30809 BS	11	#include "../include/fdt_support.h"
8cf30809 BS	12
ae9ace70 MY	13	/**
	14	* fdt_remove_unused_strings() - Remove any unused strings from an FDT
	15	*
	16	* This creates a new device tree in @new with unused strings removed. The
	17	* called can then use fdt_pack() to minimise the space consumed.
	18	*
	19	* @old: Old device tree blog
	20	* @new: Place to put new device tree blob, which must be as large as
	21	* @old
	22	* @return
	23	* 0, on success
	24	* -FDT_ERR_BADOFFSET, corrupt device tree
	25	* -FDT_ERR_NOSPACE, out of space, which should not happen unless there
	26	* is something very wrong with the device tree input
	27	*/
	28	int fdt_remove_unused_strings(const void old, void new);
	29
29a23f9d HS	30	int fit_check_sign(const void working_fdt, const void key);
29a23f9d HS	31
8cf30809	32	#endif /* __FDT_HOST_H__ */