1
2/***********************license start***************
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39 ***********************license end**************************************/
40
41
42/**
43 * @file
44 *
45 * Helper utilities for enabling crypto.
46 *
47 * <hr>$Revision: $<hr>
48 */
49#include "executive-config.h"
50#include "cvmx-config.h"
51#include "cvmx.h"
52
53int cvmx_crypto_dormant_enable(uint64_t key)
54{
55    if (octeon_has_feature(OCTEON_FEATURE_CRYPTO))
56        return 1;
57
58    if (octeon_has_feature(OCTEON_FEATURE_DORM_CRYPTO)) {
59        cvmx_rnm_eer_key_t v;
60        v.s.key = key;
61        cvmx_write_csr(CVMX_RNM_EER_KEY, v.u64);
62    }
63
64    return octeon_has_feature(OCTEON_FEATURE_CRYPTO);
65}
66
67uint64_t cvmx_crypto_dormant_dbg(void)
68{
69    cvmx_rnm_eer_dbg_t dbg;
70
71    if (!octeon_has_feature(OCTEON_FEATURE_DORM_CRYPTO))
72        return 0;
73
74    dbg.u64 = cvmx_read_csr(CVMX_RNM_EER_DBG);
75    return dbg.s.dat;
76}
77
78
79