/*      $NetBSD: mvcesareg.h,v 1.3 2021/12/05 02:41:44 msaitoh Exp $    */
/*
* Copyright (c) 2008 KIYOHARA Takashi
* All rights reserved.
*
* 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, 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 _MVCESAREG_H_
#define _MVCESAREG_H_

#define MVCESA_SIZE     0x1000


/*
* Cryptographic Engine and Security Accelerator Registers
*/
/* DES Engine Registers */
#define MVCESA_DESE_DOL         0xd78   /* Data Out Low */
#define MVCESA_DESE_DOH         0xd7c   /* Data Out High */
#define MVCESA_DESE_DBL         0xd70   /* Data Buffer Low */
#define MVCESA_DESE_DBH         0xd74   /* Data Buffer High */
#define MVCESA_DESE_IVL         0xd40   /* Initial Value Low */
#define MVCESA_DESE_IVH         0xd44   /* Initial Value High */
#define MVCESA_DESE_K0L         0xd48   /* Key0 Low */
#define MVCESA_DESE_K0H         0xd4c   /* Key0 High */
#define MVCESA_DESE_K1L         0xd50   /* Key1 Low */
#define MVCESA_DESE_K1H         0xd54   /* Key1 High */
#define MVCESA_DESE_K2L         0xd60   /* Key2 Low */
#define MVCESA_DESE_K2H         0xd64   /* Key2 High */
#define MVCESA_DESE_C           0xd58   /* Command */
#define MVCESA_DESE_C_DIRECTION_ENC     (0 << 0)
#define MVCESA_DESE_C_DIRECTION_DEC     (1 << 0)
#define MVCESA_DESE_C_ALGORITHM_DES     (0 << 1)
#define MVCESA_DESE_C_ALGORITHM_3DES    (1 << 1)
#define MVCESA_DESE_C_3DESMODE_EEE      (0 << 2)
#define MVCESA_DESE_C_3DESMODE_EDE      (1 << 2)
#define MVCESA_DESE_C_DESMODE_ECB       (0 << 3)
#define MVCESA_DESE_C_DESMODE_CBC       (1 << 3)
#define MVCESA_DESE_C_DATABYTESWAP      (1 << 4)
#define MVCESA_DESE_C_IVBYTESWAP        (1 << 6)
#define MVCESA_DESE_C_OUTBYTESWAP       (1 << 8)
#define MVCESA_DESE_C_READALLOW         (1 << 29)
#define MVCESA_DESE_C_ALLTERMINATION    (1 << 30)
#define MVCESA_DESE_C_TERMINATION       (1 << 31)

/* SHA-1 and MD5 Interface Registers */
#define MVCESA_SHA1MD5I_DI      0xd38   /* Data In */
#define MVCESA_SHA1MD5I_BCL     0xd20   /* Bit Count Low */
#define MVCESA_SHA1MD5I_BCH     0xd24   /* Bit Count High */
#define MVCESA_SHA1MD5I_IVDA    0xd00   /* Initial Value/Digest A */
#define MVCESA_SHA1MD5I_IVDB    0xd04   /* Initial Value/Digest B */
#define MVCESA_SHA1MD5I_IVDC    0xd08   /* Initial Value/Digest C */
#define MVCESA_SHA1MD5I_IVDD    0xd0c   /* Initial Value/Digest D */
#define MVCESA_SHA1MD5I_IVDE    0xd10   /* Initial Value/Digest E */
#define MVCESA_SHA1MD5I_AC      0xd18   /* Authentication Command */
#define MVCESA_SHA1MD5I_AC_ALGORITHM_MD5        (0 << 0)
#define MVCESA_SHA1MD5I_AC_ALGORITHM_SHA1       (1 << 0)
#define MVCESA_SHA1MD5I_AC_MODE_USEIV           (0 << 1)
#define MVCESA_SHA1MD5I_AC_MODE_CONTINUE        (1 << 1)
#define MVCESA_SHA1MD5I_AC_DATABYTESWAP         (1 << 2)
#define MVCESA_SHA1MD5I_AC_IVBYTESWAP           (1 << 4)
#define MVCESA_SHA1MD5I_AC_TERMINATION          (1 << 31)

/* AES Encryption/Decryption Interface Registers */
#define MVCESA_AES_ENCRYPTION   0xd80
#define MVCESA_AES_DECRYPTION   0xdc0
#define MVCESA_AES_DIOC_OFF       0x20  /* Data In/Out Column */
#define MVCESA_AES_DIOC_MAX     3
#define MVCESA_AES_KC_OFF         0x00  /* Key Column */
#define MVCESA_AES_KC_MAX       7
#define MVCESA_AES_C              0x30  /* Command */
#define MVCESA_AES_C_AESKEYMODE_128             (0 << 0)
#define MVCESA_AES_C_AESKEYMODE_192             (1 << 0)
#define MVCESA_AES_C_AESKEYMODE_256             (2 << 0)
#define MVCESA_AES_C_AESDECMAKEKEY              (1 << 2)
#define MVCESA_AES_C_DATABYTESWAP               (1 << 4)
#define MVCESA_AES_C_OUTBYTESWAP                (1 << 8)
#define MVCESA_AES_C_TERMINATION                (1 << 31)

#define MVCESA_AES_DIOC(c) \
       (MVCESA_AES_DIOC_OFF + ((c) - MVCESA_AES_DIOC_MAX) * 4)
#define MVCESA_AES_KC(c) \
       (MVCESA_AES_KC_OFF + ((c) - MVCESA_AES_KC_MAX) * 4)


/* Security Accelerator Registers */
#define MVCESA_SA_C             0xe00   /* Command */
#define MVCESA_SA_DPS0          0xe04   /* Descriptor Pointer Session 0 */
#define MVCESA_SA_DPS1          0xe14   /* Descriptor Pointer Session 1 */
#define MVCESA_SA_CFG           0xe08   /* Configuration */
#define MVCESA_SA_S             0xe0c   /* Status */

/* Interrupt Cause Registers */
#define MVCESA_IC               0xe20   /* Interrupt Cause */
#define MVCESA_IM               0xe24   /* Interrupt Mask */
#define MVCESA_I_ZINT0                  (1 << 0) /* auth termination */
#define MVCESA_I_ZINT1                  (1 << 1) /* DES */
#define MVCESA_I_ZINT2                  (1 << 2) /* AES encryption */
#define MVCESA_I_ZINT3                  (1 << 3) /* AES decryption */
#define MVCESA_I_ZINT4                  (1 << 4) /* enc termination */
#define MVCESA_I_ACCINT0                (1 << 5) /* Security accelerator 0 */
#define MVCESA_I_ACCINT1                (1 << 6) /* Security accelerator 1 */
#define MVCESA_I_ACCANDIDMAINT0         (1 << 7) /* Acceleration and IDMA 0 */
#define MVCESA_I_ACCANDIDMAINT1         (1 << 8) /* Acceleration and IDMA 1 */

#endif  /* _MVCESAREG_H_ */

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