root/sys/dev/qcom_rnd/qcom_rnd_reg.h
/*-
 * SPDX-License-Identifier: BSD-2-Clause
 *
 * Copyright (c) 2021, Adrian Chadd <adrian@FreeBSD.org>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice unmodified, this list of conditions, and the following
 *    disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __QCOM_RND_REG_H__
#define __QCOM_RND_REG_H__

#define QCOM_RND_PRNG_DATA_OUT          0x0000

#define QCOM_RND_PRNG_STATUS            0x0004
#define QCOM_RND_PRNG_STATUS_DATA_AVAIL                 (1 << 0)

#define QCOM_RND_PRNG_LFSR_CFG          0x0100
#define         QCOM_RND_PRNG_LFSR_CFG_MASK             0x0000ffff
#define         QCOM_RND_PRNG_LFSR_CFG_CLOCKS           0x0000dddd

#define QCOM_RND_PRNG_CONFIG            0x0104
#define         QCOM_RND_PRNG_CONFIG_HW_ENABLE          (1 << 1)

#endif /* __QCOM_RND_REG_H__ */