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/******************************************************************************
**
** FILE NAME : ifxmips_deu_danube.h
** PROJECT : IFX UEIP
** MODULES : DEU Module for Danube
**
** DATE : September 8, 2009
** AUTHOR : Mohammad Firdaus
** DESCRIPTION : Data Encryption Unit Driver
** COPYRIGHT : Copyright (c) 2009
** Infineon Technologies AG
** Am Campeon 1-12, 85579 Neubiberg, Germany
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** HISTORY
** $Date $Author $Comment
** 08,Sept 2009 Mohammad Firdaus Initial UEIP release
*******************************************************************************/
/*!
\defgroup IFX_DEU IFX_DEU_DRIVERS
\ingroup API
\brief deu driver module
*/
/*!
\file ifxmips_deu_danube.h
\brief board specific driver header file for danube
*/
/*!
\defgroup BOARD_SPECIFIC_FUNCTIONS IFX_BOARD_SPECIFIC_FUNCTIONS
\ingroup IFX_DEU
\brief board specific deu header files
*/
#ifndef IFXMIPS_DEU_DANUBE_H
#define IFXMIPS_DEU_DANUBE_H
/* Project Header Files */
#include <linux/version.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/crypto.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <asm/byteorder.h>
#include <crypto/algapi.h>
#include <linux/module.h>
#include <linux/mm.h>
#include <asm/scatterlist.h>
#include <linux/skbuff.h>
#include <linux/netdevice.h>
#include "ifxmips_deu.h"
#define INPUT_ENDIAN_SWAP(input) input_swap(input)
#define DEU_ENDIAN_SWAP(input) endian_swap(input)
#define FIND_DEU_CHIP_VERSION chip_version()
#define AES_DMA_MISC_CONFIG()
#define CLC_START IFX_DEU_CLK
#define AES_START IFX_AES_CON
#define DES_3DES_START IFX_DES_CON
#define AES_INIT 0
#define DES_INIT 1
#define SHA1_INIT 2
#define MD5_INIT 3
#define WAIT_AES_DMA_READY() \
do { \
int i; \
volatile struct deu_dma_t *dma = (struct deu_dma_t *) IFX_DEU_DMA_CON; \
volatile struct aes_t *aes = (volatile struct aes_t *) AES_START; \
for (i = 0; i < 10; i++) \
udelay(DELAY_PERIOD); \
while (dma->controlr.BSY) {}; \
while (aes->controlr.BUS) {}; \
} while (0)
#define WAIT_DES_DMA_READY() \
do { \
int i; \
volatile struct deu_dma_t *dma = (struct deu_dma_t *) IFX_DEU_DMA_CON; \
volatile struct des_t *des = (struct des_t *) DES_3DES_START; \
for (i = 0; i < 10; i++) \
udelay(DELAY_PERIOD); \
while (dma->controlr.BSY) {}; \
while (des->controlr.BUS) {}; \
} while (0)
#define SHA_HASH_INIT \
do { \
volatile struct deu_hash_t *hash = (struct deu_hash_t *) HASH_START; \
hash->controlr.SM = 1; \
hash->controlr.ALGO = 0; \
hash->controlr.INIT = 1; \
} while(0)
/* DEU STRUCTURES */
struct clc_controlr_t {
u32 Res:26;
u32 FSOE:1;
u32 SBWE:1;
u32 EDIS:1;
u32 SPEN:1;
u32 DISS:1;
u32 DISR:1;
};
struct des_t {
struct des_controlr { //10h
u32 KRE:1;
u32 reserved1:5;
u32 GO:1;
u32 STP:1;
u32 Res2:6;
u32 NDC:1;
u32 ENDI:1;
u32 Res3:2;
u32 F:3;
u32 O:3;
u32 BUS:1;
u32 DAU:1;
u32 ARS:1;
u32 SM:1;
u32 E_D:1;
u32 M:3;
} controlr;
u32 IHR; //14h
u32 ILR; //18h
u32 K1HR; //1c
u32 K1LR; //
u32 K2HR;
u32 K2LR;
u32 K3HR;
u32 K3LR; //30h
u32 IVHR; //34h
u32 IVLR; //38
u32 OHR; //3c
u32 OLR; //40
};
struct aes_t {
struct aes_controlr {
u32 KRE:1;
u32 reserved1:4;
u32 PNK:1;
u32 GO:1;
u32 STP:1;
u32 reserved2:6;
u32 NDC:1;
u32 ENDI:1;
u32 reserved3:2;
u32 F:3; //fbs
u32 O:3; //om
u32 BUS:1; //bsy
u32 DAU:1;
u32 ARS:1;
u32 SM:1;
u32 E_D:1;
u32 KV:1;
u32 K:2; //KL
} controlr;
u32 ID3R; //80h
u32 ID2R; //84h
u32 ID1R; //88h
u32 ID0R; //8Ch
u32 K7R; //90h
u32 K6R; //94h
u32 K5R; //98h
u32 K4R; //9Ch
u32 K3R; //A0h
u32 K2R; //A4h
u32 K1R; //A8h
u32 K0R; //ACh
u32 IV3R; //B0h
u32 IV2R; //B4h
u32 IV1R; //B8h
u32 IV0R; //BCh
u32 OD3R; //D4h
u32 OD2R; //D8h
u32 OD1R; //DCh
u32 OD0R; //E0h
};
struct deu_hash_t {
struct hash_controlr {
u32 reserved1:5;
u32 KHS:1;
u32 GO:1;
u32 INIT:1;
u32 reserved2:6;
u32 NDC:1;
u32 ENDI:1;
u32 reserved3:7;
u32 DGRY:1;
u32 BSY:1;
u32 reserved4:1;
u32 IRCL:1;
u32 SM:1;
u32 KYUE:1;
u32 HMEN:1;
u32 SSEN:1;
u32 ALGO:1;
} controlr;
u32 MR; //B4h
u32 D1R; //B8h
u32 D2R; //BCh
u32 D3R; //C0h
u32 D4R; //C4h
u32 D5R; //C8h
u32 dummy; //CCh
u32 KIDX; //D0h
u32 KEY; //D4h
u32 DBN; //D8h
};
struct deu_dma_t {
struct dma_controlr {
u32 reserved1:22;
u32 BS:2;
u32 BSY:1;
u32 reserved2:1;
u32 ALGO:2;
u32 RXCLS:2;
u32 reserved3:1;
u32 EN:1;
} controlr;
};
#endif /* IFXMIPS_DEU_DANUBE_H */