Newer
Older
arm-trusted-firmware / plat / socionext / uniphier / uniphier_tbbr.c
@Masahiro Yamada Masahiro Yamada on 12 Jun 2017 568 bytes uniphier: support Socionext UniPhier platform
/*
 * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#include <platform.h>

int plat_get_rotpk_info(void *cookie, void **key_ptr, unsigned int *key_len,
			unsigned int *flags)
{
	*flags = ROTPK_NOT_DEPLOYED;

	return 0;
}

int plat_get_nv_ctr(void *cookie, unsigned int *nv_ctr)
{
	/*
	 * No support for non-volatile counter.  Update the ROT key to protect
	 * the system against rollback.
	 */
	*nv_ctr = 0;

	return 0;
}

int plat_set_nv_ctr(void *cookie, unsigned int nv_ctr)
{
	return 0;
}