hypervisor/src/greatlakes/huron/include/rng_api.h

/*
* ========== Copyright Header Begin ==========================================
*
* Hypervisor Software File: rng_api.h
*
* Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
*
*  - Do no alter or remove copyright notices
*
*  - Redistribution and use of this software in source and binary forms, with
*    or without modification, are permitted provided that the following
*    conditions are met:
*
*  - Redistribution of source code must retain the above copyright notice,
*    this list of conditions and the following disclaimer.
*
*  - Redistribution 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.
*
*    Neither the name of Sun Microsystems, Inc. or the names of contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
*     This software is provided "AS IS," without a warranty of any kind.
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
* MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN
* OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR
* FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
* DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
* ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
* SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed, licensed or
* intended for use in the design, construction, operation or maintenance of
* any nuclear facility.
*
* ========== Copyright Header End ============================================
*/
/*
 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef _RNG_API_H
#define _RNG_API_H

#pragma ident   "@(#)rng_api.h  1.1     07/05/03 SMI"

#ifdef  __cplusplus
extern "C" {
#endif

/*
 * RNG API definitions
 */

#define RNG_CTL_DELAY_SHIFT             9
#define RNG_CTL_DELAY_MASK              0xffff
#define RNG_CTL_BYPASS_SHIFT            8
#define RNG_CTL_BYPASS_MASK             0x1
#define RNG_CTL_FREQ_SEL_SHIFT          6
#define RNG_CTL_FREQ_SEL_MASK           0x3
#define RNG_CTL_ANLG_SEL_SHIFT          4
#define RNG_CTL_ANLG_SEL_MASK           0x3
#define RNG_CTL_MODE_SHIFT              3
#define RNG_CTL_MODE_MASK               0x1
#define RNG_CTL_NOISE_SEL_SHIFT         0
#define RNG_CTL_NOISE_SEL_MASK          0x7

#define RNG_CTL_MASK                    0x1ffffff

#define RNG_STATE_UNCONFIGURED  0
#define RNG_STATE_CONFIGURED    1
#define RNG_STATE_HEALTHCHECK   2
#define RNG_STATE_ERROR         3

#define RNG_DATA_MINLEN         8
#define RNG_DATA_MAXLEN         (128 * 1024)

#ifndef _ASM

struct rng_ctlregs {
        uint64_t        reg0;
        uint64_t        reg1;
        uint64_t        reg2;
        uint64_t        reg3;
};

#endif /* !_ASM */

#ifdef  __cplusplus
}
#endif

#endif  /* _RNG_API_H */