FreeBSD/Linux Kernel Cross Reference
sys/dev/hifn/hifn7751reg.h

     /* $FreeBSD: releng/5.3/sys/dev/hifn/hifn7751reg.h 126803 2004-03-10 10:10:46Z phk $ */
     /*      $OpenBSD: hifn7751reg.h,v 1.35 2002/04/08 17:49:42 jason Exp $  */
     
     /*
      * Invertex AEON / Hifn 7751 driver
      * Copyright (c) 1999 Invertex Inc. All rights reserved.
      * Copyright (c) 1999 Theo de Raadt
      * Copyright (c) 2000-2001 Network Security Technologies, Inc.
      *                      http://www.netsec.net
     *
     * Please send any comments, feedback, bug-fixes, or feature requests to
     * software@invertex.com.
     *
     * 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.
     * 3. The name of the author may not be used to endorse or promote products
     *    derived from this software without specific prior written permission.
     *
     *
     * 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.
     *
     * Effort sponsored in part by the Defense Advanced Research Projects
     * Agency (DARPA) and Air Force Research Laboratory, Air Force
     * Materiel Command, USAF, under agreement number F30602-01-2-0537.
     *
     */
    #ifndef __HIFN_H__
    #define __HIFN_H__
    
    #include <sys/endian.h>
    
    /*
     * Some PCI configuration space offset defines.  The names were made
     * identical to the names used by the Linux kernel.
     */
    #define HIFN_BAR0               PCIR_BAR(0)     /* PUC register map */
    #define HIFN_BAR1               PCIR_BAR(1)     /* DMA register map */
    #define HIFN_TRDY_TIMEOUT       0x40
    #define HIFN_RETRY_TIMEOUT      0x41
    
    /*
     * PCI vendor and device identifiers
     * (the names are preserved from their OpenBSD source).
     */
    #define PCI_VENDOR_HIFN         0x13a3          /* Hifn */
    #define PCI_PRODUCT_HIFN_7751   0x0005          /* 7751 */
    #define PCI_PRODUCT_HIFN_6500   0x0006          /* 6500 */
    #define PCI_PRODUCT_HIFN_7811   0x0007          /* 7811 */
    #define PCI_PRODUCT_HIFN_7951   0x0012          /* 7951 */
    #define PCI_PRODUCT_HIFN_7955   0x0020          /* 7954/7955 */
    #define PCI_PRODUCT_HIFN_7956   0x001d          /* 7956 */
    
    #define PCI_VENDOR_INVERTEX     0x14e1          /* Invertex */
    #define PCI_PRODUCT_INVERTEX_AEON 0x0005        /* AEON */
    
    #define PCI_VENDOR_NETSEC       0x1660          /* NetSec */
    #define PCI_PRODUCT_NETSEC_7751 0x7751          /* 7751 */
    
    /*
     * The values below should multiple of 4 -- and be large enough to handle
     * any command the driver implements.
     *
     * MAX_COMMAND = base command + mac command + encrypt command +
     *                      mac-key + rc4-key
     * MAX_RESULT  = base result + mac result + mac + encrypt result
     *                      
     *
     */
    #define HIFN_MAX_COMMAND        (8 + 8 + 8 + 64 + 260)
    #define HIFN_MAX_RESULT         (8 + 4 + 20 + 4)
    
    /*
     * hifn_desc_t
     *
     * Holds an individual descriptor for any of the rings.
     */
    typedef struct hifn_desc {
            volatile u_int32_t l;           /* length and status bits */
            volatile u_int32_t p;
    } hifn_desc_t;
    
    /*
     * Masks for the "length" field of struct hifn_desc.
    */
   #define HIFN_D_LENGTH           0x0000ffff      /* length bit mask */
   #define HIFN_D_MASKDONEIRQ      0x02000000      /* mask the done interrupt */
   #define HIFN_D_DESTOVER         0x04000000      /* destination overflow */
   #define HIFN_D_OVER             0x08000000      /* overflow */
   #define HIFN_D_LAST             0x20000000      /* last descriptor in chain */
   #define HIFN_D_JUMP             0x40000000      /* jump descriptor */
   #define HIFN_D_VALID            0x80000000      /* valid bit */
   
   
   /*
    * Processing Unit Registers (offset from BASEREG0)
    */
   #define HIFN_0_PUDATA           0x00    /* Processing Unit Data */
   #define HIFN_0_PUCTRL           0x04    /* Processing Unit Control */
   #define HIFN_0_PUISR            0x08    /* Processing Unit Interrupt Status */
   #define HIFN_0_PUCNFG           0x0c    /* Processing Unit Configuration */
   #define HIFN_0_PUIER            0x10    /* Processing Unit Interrupt Enable */
   #define HIFN_0_PUSTAT           0x14    /* Processing Unit Status/Chip ID */
   #define HIFN_0_FIFOSTAT         0x18    /* FIFO Status */
   #define HIFN_0_FIFOCNFG         0x1c    /* FIFO Configuration */
   #define HIFN_0_SPACESIZE        0x20    /* Register space size */
   
   /* Processing Unit Control Register (HIFN_0_PUCTRL) */
   #define HIFN_PUCTRL_CLRSRCFIFO  0x0010  /* clear source fifo */
   #define HIFN_PUCTRL_STOP        0x0008  /* stop pu */
   #define HIFN_PUCTRL_LOCKRAM     0x0004  /* lock ram */
   #define HIFN_PUCTRL_DMAENA      0x0002  /* enable dma */
   #define HIFN_PUCTRL_RESET       0x0001  /* Reset processing unit */
   
   /* Processing Unit Interrupt Status Register (HIFN_0_PUISR) */
   #define HIFN_PUISR_CMDINVAL     0x8000  /* Invalid command interrupt */
   #define HIFN_PUISR_DATAERR      0x4000  /* Data error interrupt */
   #define HIFN_PUISR_SRCFIFO      0x2000  /* Source FIFO ready interrupt */
   #define HIFN_PUISR_DSTFIFO      0x1000  /* Destination FIFO ready interrupt */
   #define HIFN_PUISR_DSTOVER      0x0200  /* Destination overrun interrupt */
   #define HIFN_PUISR_SRCCMD       0x0080  /* Source command interrupt */
   #define HIFN_PUISR_SRCCTX       0x0040  /* Source context interrupt */
   #define HIFN_PUISR_SRCDATA      0x0020  /* Source data interrupt */
   #define HIFN_PUISR_DSTDATA      0x0010  /* Destination data interrupt */
   #define HIFN_PUISR_DSTRESULT    0x0004  /* Destination result interrupt */
   
   /* Processing Unit Configuration Register (HIFN_0_PUCNFG) */
   #define HIFN_PUCNFG_DRAMMASK    0xe000  /* DRAM size mask */
   #define HIFN_PUCNFG_DSZ_256K    0x0000  /* 256k dram */
   #define HIFN_PUCNFG_DSZ_512K    0x2000  /* 512k dram */
   #define HIFN_PUCNFG_DSZ_1M      0x4000  /* 1m dram */
   #define HIFN_PUCNFG_DSZ_2M      0x6000  /* 2m dram */
   #define HIFN_PUCNFG_DSZ_4M      0x8000  /* 4m dram */
   #define HIFN_PUCNFG_DSZ_8M      0xa000  /* 8m dram */
   #define HIFN_PUNCFG_DSZ_16M     0xc000  /* 16m dram */
   #define HIFN_PUCNFG_DSZ_32M     0xe000  /* 32m dram */
   #define HIFN_PUCNFG_DRAMREFRESH 0x1800  /* DRAM refresh rate mask */
   #define HIFN_PUCNFG_DRFR_512    0x0000  /* 512 divisor of ECLK */
   #define HIFN_PUCNFG_DRFR_256    0x0800  /* 256 divisor of ECLK */
   #define HIFN_PUCNFG_DRFR_128    0x1000  /* 128 divisor of ECLK */
   #define HIFN_PUCNFG_TCALLPHASES 0x0200  /* your guess is as good as mine... */
   #define HIFN_PUCNFG_TCDRVTOTEM  0x0100  /* your guess is as good as mine... */
   #define HIFN_PUCNFG_BIGENDIAN   0x0080  /* DMA big endian mode */
   #define HIFN_PUCNFG_BUS32       0x0040  /* Bus width 32bits */
   #define HIFN_PUCNFG_BUS16       0x0000  /* Bus width 16 bits */
   #define HIFN_PUCNFG_CHIPID      0x0020  /* Allow chipid from PUSTAT */
   #define HIFN_PUCNFG_DRAM        0x0010  /* Context RAM is DRAM */
   #define HIFN_PUCNFG_SRAM        0x0000  /* Context RAM is SRAM */
   #define HIFN_PUCNFG_COMPSING    0x0004  /* Enable single compression context */
   #define HIFN_PUCNFG_ENCCNFG     0x0002  /* Encryption configuration */
   
   /* Processing Unit Interrupt Enable Register (HIFN_0_PUIER) */
   #define HIFN_PUIER_CMDINVAL     0x8000  /* Invalid command interrupt */
   #define HIFN_PUIER_DATAERR      0x4000  /* Data error interrupt */
   #define HIFN_PUIER_SRCFIFO      0x2000  /* Source FIFO ready interrupt */
   #define HIFN_PUIER_DSTFIFO      0x1000  /* Destination FIFO ready interrupt */
   #define HIFN_PUIER_DSTOVER      0x0200  /* Destination overrun interrupt */
   #define HIFN_PUIER_SRCCMD       0x0080  /* Source command interrupt */
   #define HIFN_PUIER_SRCCTX       0x0040  /* Source context interrupt */
   #define HIFN_PUIER_SRCDATA      0x0020  /* Source data interrupt */
   #define HIFN_PUIER_DSTDATA      0x0010  /* Destination data interrupt */
   #define HIFN_PUIER_DSTRESULT    0x0004  /* Destination result interrupt */
   
   /* Processing Unit Status Register/Chip ID (HIFN_0_PUSTAT) */
   #define HIFN_PUSTAT_CMDINVAL    0x8000  /* Invalid command interrupt */
   #define HIFN_PUSTAT_DATAERR     0x4000  /* Data error interrupt */
   #define HIFN_PUSTAT_SRCFIFO     0x2000  /* Source FIFO ready interrupt */
   #define HIFN_PUSTAT_DSTFIFO     0x1000  /* Destination FIFO ready interrupt */
   #define HIFN_PUSTAT_DSTOVER     0x0200  /* Destination overrun interrupt */
   #define HIFN_PUSTAT_SRCCMD      0x0080  /* Source command interrupt */
   #define HIFN_PUSTAT_SRCCTX      0x0040  /* Source context interrupt */
   #define HIFN_PUSTAT_SRCDATA     0x0020  /* Source data interrupt */
   #define HIFN_PUSTAT_DSTDATA     0x0010  /* Destination data interrupt */
   #define HIFN_PUSTAT_DSTRESULT   0x0004  /* Destination result interrupt */
   #define HIFN_PUSTAT_CHIPREV     0x00ff  /* Chip revision mask */
   #define HIFN_PUSTAT_CHIPENA     0xff00  /* Chip enabled mask */
   #define HIFN_PUSTAT_ENA_2       0x1100  /* Level 2 enabled */
   #define HIFN_PUSTAT_ENA_1       0x1000  /* Level 1 enabled */
   #define HIFN_PUSTAT_ENA_0       0x3000  /* Level 0 enabled */
   #define HIFN_PUSTAT_REV_2       0x0020  /* 7751 PT6/2 */
   #define HIFN_PUSTAT_REV_3       0x0030  /* 7751 PT6/3 */
   
   /* FIFO Status Register (HIFN_0_FIFOSTAT) */
   #define HIFN_FIFOSTAT_SRC       0x7f00  /* Source FIFO available */
   #define HIFN_FIFOSTAT_DST       0x007f  /* Destination FIFO available */
   
   /* FIFO Configuration Register (HIFN_0_FIFOCNFG) */
   #define HIFN_FIFOCNFG_THRESHOLD 0x0400  /* must be written as 1 */
   
   /*
    * DMA Interface Registers (offset from BASEREG1)
    */
   #define HIFN_1_DMA_CRAR         0x0c    /* DMA Command Ring Address */
   #define HIFN_1_DMA_SRAR         0x1c    /* DMA Source Ring Address */
   #define HIFN_1_DMA_RRAR         0x2c    /* DMA Result Ring Address */
   #define HIFN_1_DMA_DRAR         0x3c    /* DMA Destination Ring Address */
   #define HIFN_1_DMA_CSR          0x40    /* DMA Status and Control */
   #define HIFN_1_DMA_IER          0x44    /* DMA Interrupt Enable */
   #define HIFN_1_DMA_CNFG         0x48    /* DMA Configuration */
   #define HIFN_1_PLL              0x4c    /* 7955/7956: PLL config */
   #define HIFN_1_7811_RNGENA      0x60    /* 7811: rng enable */
   #define HIFN_1_7811_RNGCFG      0x64    /* 7811: rng config */
   #define HIFN_1_7811_RNGDAT      0x68    /* 7811: rng data */
   #define HIFN_1_7811_RNGSTS      0x6c    /* 7811: rng status */
   #define HIFN_1_7811_MIPSRST     0x94    /* 7811: MIPS reset */
   #define HIFN_1_REVID            0x98    /* Revision ID */
   
   #define HIFN_1_PUB_RESET        0x204   /* Public/RNG Reset */
   #define HIFN_1_PUB_BASE         0x300   /* Public Base Address */
   #define HIFN_1_PUB_OPLEN        0x304   /* Public Operand Length */
   #define HIFN_1_PUB_OP           0x308   /* Public Operand */
   #define HIFN_1_PUB_STATUS       0x30c   /* Public Status */
   #define HIFN_1_PUB_IEN          0x310   /* Public Interrupt nable */
   #define HIFN_1_RNG_CONFIG       0x314   /* RNG config */
   #define HIFN_1_RNG_DATA         0x318   /* RNG data */
   #define HIFN_1_PUB_MEM          0x400   /* start of Public key memory */
   #define HIFN_1_PUB_MEMEND       0xbff   /* end of Public key memory */
   
   /* DMA Status and Control Register (HIFN_1_DMA_CSR) */
   #define HIFN_DMACSR_D_CTRLMASK  0xc0000000      /* Destinition Ring Control */
   #define HIFN_DMACSR_D_CTRL_NOP  0x00000000      /* Dest. Control: no-op */
   #define HIFN_DMACSR_D_CTRL_DIS  0x40000000      /* Dest. Control: disable */
   #define HIFN_DMACSR_D_CTRL_ENA  0x80000000      /* Dest. Control: enable */
   #define HIFN_DMACSR_D_ABORT     0x20000000      /* Destinition Ring PCIAbort */
   #define HIFN_DMACSR_D_DONE      0x10000000      /* Destinition Ring Done */
   #define HIFN_DMACSR_D_LAST      0x08000000      /* Destinition Ring Last */
   #define HIFN_DMACSR_D_WAIT      0x04000000      /* Destinition Ring Waiting */
   #define HIFN_DMACSR_D_OVER      0x02000000      /* Destinition Ring Overflow */
   #define HIFN_DMACSR_R_CTRL      0x00c00000      /* Result Ring Control */
   #define HIFN_DMACSR_R_CTRL_NOP  0x00000000      /* Result Control: no-op */
   #define HIFN_DMACSR_R_CTRL_DIS  0x00400000      /* Result Control: disable */
   #define HIFN_DMACSR_R_CTRL_ENA  0x00800000      /* Result Control: enable */
   #define HIFN_DMACSR_R_ABORT     0x00200000      /* Result Ring PCI Abort */
   #define HIFN_DMACSR_R_DONE      0x00100000      /* Result Ring Done */
   #define HIFN_DMACSR_R_LAST      0x00080000      /* Result Ring Last */
   #define HIFN_DMACSR_R_WAIT      0x00040000      /* Result Ring Waiting */
   #define HIFN_DMACSR_R_OVER      0x00020000      /* Result Ring Overflow */
   #define HIFN_DMACSR_S_CTRL      0x0000c000      /* Source Ring Control */
   #define HIFN_DMACSR_S_CTRL_NOP  0x00000000      /* Source Control: no-op */
   #define HIFN_DMACSR_S_CTRL_DIS  0x00004000      /* Source Control: disable */
   #define HIFN_DMACSR_S_CTRL_ENA  0x00008000      /* Source Control: enable */
   #define HIFN_DMACSR_S_ABORT     0x00002000      /* Source Ring PCI Abort */
   #define HIFN_DMACSR_S_DONE      0x00001000      /* Source Ring Done */
   #define HIFN_DMACSR_S_LAST      0x00000800      /* Source Ring Last */
   #define HIFN_DMACSR_S_WAIT      0x00000400      /* Source Ring Waiting */
   #define HIFN_DMACSR_ILLW        0x00000200      /* Illegal write (7811 only) */
   #define HIFN_DMACSR_ILLR        0x00000100      /* Illegal read (7811 only) */
   #define HIFN_DMACSR_C_CTRL      0x000000c0      /* Command Ring Control */
   #define HIFN_DMACSR_C_CTRL_NOP  0x00000000      /* Command Control: no-op */
   #define HIFN_DMACSR_C_CTRL_DIS  0x00000040      /* Command Control: disable */
   #define HIFN_DMACSR_C_CTRL_ENA  0x00000080      /* Command Control: enable */
   #define HIFN_DMACSR_C_ABORT     0x00000020      /* Command Ring PCI Abort */
   #define HIFN_DMACSR_C_DONE      0x00000010      /* Command Ring Done */
   #define HIFN_DMACSR_C_LAST      0x00000008      /* Command Ring Last */
   #define HIFN_DMACSR_C_WAIT      0x00000004      /* Command Ring Waiting */
   #define HIFN_DMACSR_PUBDONE     0x00000002      /* Public op done (7951 only) */
   #define HIFN_DMACSR_ENGINE      0x00000001      /* Command Ring Engine IRQ */
   
   /* DMA Interrupt Enable Register (HIFN_1_DMA_IER) */
   #define HIFN_DMAIER_D_ABORT     0x20000000      /* Destination Ring PCIAbort */
   #define HIFN_DMAIER_D_DONE      0x10000000      /* Destination Ring Done */
   #define HIFN_DMAIER_D_LAST      0x08000000      /* Destination Ring Last */
   #define HIFN_DMAIER_D_WAIT      0x04000000      /* Destination Ring Waiting */
   #define HIFN_DMAIER_D_OVER      0x02000000      /* Destination Ring Overflow */
   #define HIFN_DMAIER_R_ABORT     0x00200000      /* Result Ring PCI Abort */
   #define HIFN_DMAIER_R_DONE      0x00100000      /* Result Ring Done */
   #define HIFN_DMAIER_R_LAST      0x00080000      /* Result Ring Last */
   #define HIFN_DMAIER_R_WAIT      0x00040000      /* Result Ring Waiting */
   #define HIFN_DMAIER_R_OVER      0x00020000      /* Result Ring Overflow */
   #define HIFN_DMAIER_S_ABORT     0x00002000      /* Source Ring PCI Abort */
   #define HIFN_DMAIER_S_DONE      0x00001000      /* Source Ring Done */
   #define HIFN_DMAIER_S_LAST      0x00000800      /* Source Ring Last */
   #define HIFN_DMAIER_S_WAIT      0x00000400      /* Source Ring Waiting */
   #define HIFN_DMAIER_ILLW        0x00000200      /* Illegal write (7811 only) */
   #define HIFN_DMAIER_ILLR        0x00000100      /* Illegal read (7811 only) */
   #define HIFN_DMAIER_C_ABORT     0x00000020      /* Command Ring PCI Abort */
   #define HIFN_DMAIER_C_DONE      0x00000010      /* Command Ring Done */
   #define HIFN_DMAIER_C_LAST      0x00000008      /* Command Ring Last */
   #define HIFN_DMAIER_C_WAIT      0x00000004      /* Command Ring Waiting */
   #define HIFN_DMAIER_PUBDONE     0x00000002      /* public op done (7951 only) */
   #define HIFN_DMAIER_ENGINE      0x00000001      /* Engine IRQ */
   
   /* DMA Configuration Register (HIFN_1_DMA_CNFG) */
   #define HIFN_DMACNFG_BIGENDIAN  0x10000000      /* big endian mode */
   #define HIFN_DMACNFG_POLLFREQ   0x00ff0000      /* Poll frequency mask */
   #define HIFN_DMACNFG_UNLOCK     0x00000800
   #define HIFN_DMACNFG_POLLINVAL  0x00000700      /* Invalid Poll Scalar */
   #define HIFN_DMACNFG_LAST       0x00000010      /* Host control LAST bit */
   #define HIFN_DMACNFG_MODE       0x00000004      /* DMA mode */
   #define HIFN_DMACNFG_DMARESET   0x00000002      /* DMA Reset # */
   #define HIFN_DMACNFG_MSTRESET   0x00000001      /* Master Reset # */
   
   /* 7811 RNG Enable Register (HIFN_1_7811_RNGENA) */
   #define HIFN_7811_RNGENA_ENA    0x00000001      /* enable RNG */
   
   /* 7811 RNG Config Register (HIFN_1_7811_RNGCFG) */
   #define HIFN_7811_RNGCFG_PRE1   0x00000f00      /* first prescalar */
   #define HIFN_7811_RNGCFG_OPRE   0x00000080      /* output prescalar */
   #define HIFN_7811_RNGCFG_DEFL   0x00000f80      /* 2 words/ 1/100 sec */
   
   /* 7811 RNG Status Register (HIFN_1_7811_RNGSTS) */
   #define HIFN_7811_RNGSTS_RDY    0x00004000      /* two numbers in FIFO */
   #define HIFN_7811_RNGSTS_UFL    0x00001000      /* rng underflow */
   
   /* 7811 MIPS Reset Register (HIFN_1_7811_MIPSRST) */
   #define HIFN_MIPSRST_BAR2SIZE   0xffff0000      /* sdram size */
   #define HIFN_MIPSRST_GPRAMINIT  0x00008000      /* gpram can be accessed */
   #define HIFN_MIPSRST_CRAMINIT   0x00004000      /* ctxram can be accessed */
   #define HIFN_MIPSRST_LED2       0x00000400      /* external LED2 */
   #define HIFN_MIPSRST_LED1       0x00000200      /* external LED1 */
   #define HIFN_MIPSRST_LED0       0x00000100      /* external LED0 */
   #define HIFN_MIPSRST_MIPSDIS    0x00000004      /* disable MIPS */
   #define HIFN_MIPSRST_MIPSRST    0x00000002      /* warm reset MIPS */
   #define HIFN_MIPSRST_MIPSCOLD   0x00000001      /* cold reset MIPS */
   
   /* Public key reset register (HIFN_1_PUB_RESET) */
   #define HIFN_PUBRST_RESET       0x00000001      /* reset public/rng unit */
   
   /* Public operation register (HIFN_1_PUB_OP) */
   #define HIFN_PUBOP_AOFFSET      0x0000003e      /* A offset */
   #define HIFN_PUBOP_BOFFSET      0x00000fc0      /* B offset */
   #define HIFN_PUBOP_MOFFSET      0x0003f000      /* M offset */
   #define HIFN_PUBOP_OP_MASK      0x003c0000      /* Opcode: */
   #define HIFN_PUBOP_OP_NOP       0x00000000      /*  NOP */
   #define HIFN_PUBOP_OP_ADD       0x00040000      /*  ADD */
   #define HIFN_PUBOP_OP_ADDC      0x00080000      /*  ADD w/carry */
   #define HIFN_PUBOP_OP_SUB       0x000c0000      /*  SUB */
   #define HIFN_PUBOP_OP_SUBC      0x00100000      /*  SUB w/carry */
   #define HIFN_PUBOP_OP_MODADD    0x00140000      /*  Modular ADD */
   #define HIFN_PUBOP_OP_MODSUB    0x00180000      /*  Modular SUB */
   #define HIFN_PUBOP_OP_INCA      0x001c0000      /*  INC A */
   #define HIFN_PUBOP_OP_DECA      0x00200000      /*  DEC A */
   #define HIFN_PUBOP_OP_MULT      0x00240000      /*  MULT */
   #define HIFN_PUBOP_OP_MODMULT   0x00280000      /*  Modular MULT */
   #define HIFN_PUBOP_OP_MODRED    0x002c0000      /*  Modular Red */
   #define HIFN_PUBOP_OP_MODEXP    0x00300000      /*  Modular Exp */
   
   /* Public operand length register (HIFN_1_PUB_OPLEN) */
   #define HIFN_PUBOPLEN_MODLEN    0x0000007f
   #define HIFN_PUBOPLEN_EXPLEN    0x0003ff80
   #define HIFN_PUBOPLEN_REDLEN    0x003c0000
   
   /* Public status register (HIFN_1_PUB_STATUS) */
   #define HIFN_PUBSTS_DONE        0x00000001      /* operation done */
   #define HIFN_PUBSTS_CARRY       0x00000002      /* carry */
   
   /* Public interrupt enable register (HIFN_1_PUB_IEN) */
   #define HIFN_PUBIEN_DONE        0x00000001      /* operation done interrupt */
   
   /* Random number generator config register (HIFN_1_RNG_CONFIG) */
   #define HIFN_RNGCFG_ENA         0x00000001      /* enable rng */
   
   /*
    * Register offsets in register set 1
    */
   
   #define HIFN_UNLOCK_SECRET1     0xf4
   #define HIFN_UNLOCK_SECRET2     0xfc
   
   /*
    * PLL config register 
    */
   #define HIFN_PLL_7956           0x00001d19      /* 7956 PLL config value */ 
   
   /*********************************************************************
    * Structs for board commands 
    *
    *********************************************************************/
   
   /*
    * Structure to help build up the command data structure.
    */
   typedef struct hifn_base_command {
           volatile u_int16_t masks;
           volatile u_int16_t session_num;
           volatile u_int16_t total_source_count;
           volatile u_int16_t total_dest_count;
   } hifn_base_command_t;
   
   #define HIFN_BASE_CMD_MAC               0x0400
   #define HIFN_BASE_CMD_CRYPT             0x0800
   #define HIFN_BASE_CMD_DECODE            0x2000
   #define HIFN_BASE_CMD_SRCLEN_M          0xc000
   #define HIFN_BASE_CMD_SRCLEN_S          14
   #define HIFN_BASE_CMD_DSTLEN_M          0x3000
   #define HIFN_BASE_CMD_DSTLEN_S          12
   #define HIFN_BASE_CMD_LENMASK_HI        0x30000
   #define HIFN_BASE_CMD_LENMASK_LO        0x0ffff
   
   /*
    * Structure to help build up the command data structure.
    */
   typedef struct hifn_crypt_command {
           volatile u_int16_t masks;
           volatile u_int16_t header_skip;
           volatile u_int16_t source_count;
           volatile u_int16_t reserved;
   } hifn_crypt_command_t;
   
   #define HIFN_CRYPT_CMD_ALG_MASK         0x0003          /* algorithm: */
   #define HIFN_CRYPT_CMD_ALG_DES          0x0000          /*   DES */
   #define HIFN_CRYPT_CMD_ALG_3DES         0x0001          /*   3DES */
   #define HIFN_CRYPT_CMD_ALG_RC4          0x0002          /*   RC4 */
   #define HIFN_CRYPT_CMD_ALG_AES          0x0003          /*   AES */
   #define HIFN_CRYPT_CMD_MODE_MASK        0x0018          /* Encrypt mode: */
   #define HIFN_CRYPT_CMD_MODE_ECB         0x0000          /*   ECB */
   #define HIFN_CRYPT_CMD_MODE_CBC         0x0008          /*   CBC */
   #define HIFN_CRYPT_CMD_MODE_CFB         0x0010          /*   CFB */
   #define HIFN_CRYPT_CMD_MODE_OFB         0x0018          /*   OFB */
   #define HIFN_CRYPT_CMD_CLR_CTX          0x0040          /* clear context */
   #define HIFN_CRYPT_CMD_NEW_KEY          0x0800          /* expect new key */
   #define HIFN_CRYPT_CMD_NEW_IV           0x1000          /* expect new iv */
   
   #define HIFN_CRYPT_CMD_SRCLEN_M         0xc000
   #define HIFN_CRYPT_CMD_SRCLEN_S         14
   
   #define HIFN_CRYPT_CMD_KSZ_MASK         0x0600          /* AES key size: */
   #define HIFN_CRYPT_CMD_KSZ_128          0x0000          /*   128 bit */
   #define HIFN_CRYPT_CMD_KSZ_192          0x0200          /*   192 bit */
   #define HIFN_CRYPT_CMD_KSZ_256          0x0400          /*   256 bit */
   
   /*
    * Structure to help build up the command data structure.
    */
   typedef struct hifn_mac_command {
           volatile u_int16_t masks;
           volatile u_int16_t header_skip;
           volatile u_int16_t source_count;
           volatile u_int16_t reserved;
   } hifn_mac_command_t;
   
   #define HIFN_MAC_CMD_ALG_MASK           0x0001
   #define HIFN_MAC_CMD_ALG_SHA1           0x0000
   #define HIFN_MAC_CMD_ALG_MD5            0x0001
   #define HIFN_MAC_CMD_MODE_MASK          0x000c
   #define HIFN_MAC_CMD_MODE_HMAC          0x0000
   #define HIFN_MAC_CMD_MODE_SSL_MAC       0x0004
   #define HIFN_MAC_CMD_MODE_HASH          0x0008
   #define HIFN_MAC_CMD_MODE_FULL          0x0004
   #define HIFN_MAC_CMD_TRUNC              0x0010
   #define HIFN_MAC_CMD_RESULT             0x0020
   #define HIFN_MAC_CMD_APPEND             0x0040
   #define HIFN_MAC_CMD_SRCLEN_M           0xc000
   #define HIFN_MAC_CMD_SRCLEN_S           14
   
   /*
    * MAC POS IPsec initiates authentication after encryption on encodes
    * and before decryption on decodes.
    */
   #define HIFN_MAC_CMD_POS_IPSEC          0x0200
   #define HIFN_MAC_CMD_NEW_KEY            0x0800
   
   /*
    * The poll frequency and poll scalar defines are unshifted values used
    * to set fields in the DMA Configuration Register.
    */
   #ifndef HIFN_POLL_FREQUENCY
   #define HIFN_POLL_FREQUENCY     0x1
   #endif
   
   #ifndef HIFN_POLL_SCALAR
   #define HIFN_POLL_SCALAR        0x0
   #endif
   
   #define HIFN_MAX_SEGLEN         0xffff          /* maximum dma segment len */
   #define HIFN_MAX_DMALEN         0x3ffff         /* maximum dma length */
   #endif /* __HIFN_H__ */

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