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/***********************license start***************
 * Copyright (c) 2003-2010  Cavium Networks (support@cavium.com). All rights
 * reserved.
 *
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
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 *     disclaimer in the documentation and/or other materials provided
 *     with the distribution.

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 *     its contributors may be used to endorse or promote products
 *     derived from this software without specific prior written
 *     permission.

 * This Software, including technical data, may be subject to U.S. export  control
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 * countries.

 * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
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/**
 * @file
 *
 * Helper utilities for enabling crypto.
 *
 * <hr>$Revision: $<hr>
 */
#include "executive-config.h"
#include "cvmx-config.h"
#include "cvmx.h"

int cvmx_crypto_dormant_enable(uint64_t key)
{
    if (octeon_has_feature(OCTEON_FEATURE_CRYPTO))
        return 1;

    if (octeon_has_feature(OCTEON_FEATURE_DORM_CRYPTO)) {
        cvmx_rnm_eer_key_t v;
        v.s.key = key;
        cvmx_write_csr(CVMX_RNM_EER_KEY, v.u64);
    }

    return octeon_has_feature(OCTEON_FEATURE_CRYPTO);
}

uint64_t cvmx_crypto_dormant_dbg(void)
{
    cvmx_rnm_eer_dbg_t dbg;

    if (!octeon_has_feature(OCTEON_FEATURE_DORM_CRYPTO))
        return 0;

    dbg.u64 = cvmx_read_csr(CVMX_RNM_EER_DBG);
    return dbg.s.dat;
}



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