secure_fw/spm/common/utilities.c

/*
 * Copyright (c) 2018-2020, Arm Limited. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 *
 */
#include <inttypes.h>
#include "utilities.h"
#include "tfm_hal_platform.h"

void tfm_core_panic(void)
{
    /*
     * FixMe: In the first stage, the SPM will restart the entire system when a
     * programmer error is detected in either the SPE or NSPE.
     * In the next stage, the specified error codes are also sent to any NSPE
     * management firmware. The NSPE management firmware can then decide to pass
     * those error codes back to the calling task or to use its own
     * functionality for terminating an execution context.
     */
    tfm_hal_system_reset();
}

bool tfm_is_one_bit_set(uint32_t n)
{
    return ((n && !(n & (n-1))) ? true : false);
}