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|
/* $OpenBSD: hifn7751reg.h,v 1.28 2001/07/08 18:05:42 brad 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.
*/
#ifndef __HIFN_H__
#define __HIFN_H__
#include <machine/endian.h>
/*
* Some PCI configuration space offset defines. The names were made
* identical to the names used by the Linux kernel.
*/
#define HIFN_BAR0 (PCI_MAPREG_START + 0) /* PUC register map */
#define HIFN_BAR1 (PCI_MAPREG_START + 4) /* DMA register map */
/*
* 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 + des-iv + 3des-key
* MAX_RESULT = base result + mac result + mac + encrypt result
*
*
*/
#define HIFN_MAX_COMMAND (8 + 8 + 8 + 64 + 8 + 24)
#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_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_S_OVER 0x00000200 /* Source Ring Overflow */
#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_C_EIRQ 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_S_OVER 0x00000200 /* Source Ring Overflow */
#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 # */
/* 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
#define WRITE_REG_1(sc,reg,val) \
bus_space_write_4((sc)->sc_st1, (sc)->sc_sh1, reg, val)
#define READ_REG_1(sc,reg) \
bus_space_read_4((sc)->sc_st1, (sc)->sc_sh1, reg)
/*********************************************************************
* 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_MODE_MASK 0x0018 /* DES 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
/*
* 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 0x0004
#define HIFN_MAC_CMD_MODE_HMAC 0x0000
#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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