diff options
Diffstat (limited to 'package/platform/lantiq/ltq-deu/src/ifxmips_deu_danube.c')
| -rw-r--r-- | package/platform/lantiq/ltq-deu/src/ifxmips_deu_danube.c | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/package/platform/lantiq/ltq-deu/src/ifxmips_deu_danube.c b/package/platform/lantiq/ltq-deu/src/ifxmips_deu_danube.c deleted file mode 100644 index 492391d414..0000000000 --- a/package/platform/lantiq/ltq-deu/src/ifxmips_deu_danube.c +++ /dev/null @@ -1,168 +0,0 @@ -/****************************************************************************** -** -** FILE NAME : ifxmips_deu_danube.c -** 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.c - \ingroup IFX_DEU - \brief board specific deu driver file for danube -*/ - -/*! - \defgroup BOARD_SPECIFIC_FUNCTIONS IFX_BOARD_SPECIFIC_FUNCTIONS - \ingroup IFX_DEU - \brief board specific deu functions -*/ - -/* Project header files */ -#include <linux/module.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/errno.h> -#include <asm/io.h> //dma_cache_inv - -#include "ifxmips_deu_dma.h" -#include "ifxmips_deu_danube.h" - - -/* Function Declerations */ -int aes_memory_allocate(int value); -int des_memory_allocate(int value); -void memory_release(u32 *addr); -int aes_chip_init (void); -void des_chip_init (void); -int deu_dma_init (void); -u32 endian_swap(u32 input); -u32* memory_alignment(const u8 *arg, u32 *buff_alloc, int in_out, int nbytes); -void dma_memory_copy(u32 *outcopy, u32 *out_dma, u8 *out_arg, int nbytes); -void chip_version(void); -void deu_dma_priv_init(void); -void __exit ifxdeu_fini_dma(void); - -#define DES_3DES_START IFX_DES_CON -#define AES_START IFX_AES_CON -#define CLC_START IFX_DEU_CLK - -/* Variables definition */ -int ifx_danube_pre_1_4; -u8 *g_dma_page_ptr = NULL; -u8 *g_dma_block = NULL; -u8 *g_dma_block2 = NULL; - -deu_drv_priv_t deu_dma_priv; - - -/*! \fn u32 endian_swap(u32 input) - * \ingroup BOARD_SPECIFIC_FUNCTIONS - * \brief function is not used - * \param input Data input to be swapped - * \return input -*/ - -u32 endian_swap(u32 input) -{ - return input; -} - -/*! \fn u32 input_swap(u32 input) - * \ingroup BOARD_SPECIFIC_FUNCTIONS - * \brief Swap the input data if the current chip is Danube version - * 1.4 and do nothing to the data if the current chip is - * Danube version 1.3 - * \param input data that needs to be swapped - * \return input or swapped input -*/ - -u32 input_swap(u32 input) -{ - if (!ifx_danube_pre_1_4) { - u8 *ptr = (u8 *)&input; - return ((ptr[3] << 24) | (ptr[2] << 16) | (ptr[1] << 8) | ptr[0]); - } - else - return input; -} - - - -/*! \fn void aes_chip_init (void) - * \ingroup BOARD_SPECIFIC_FUNCTIONS - * \brief initialize AES hardware -*/ - -int aes_chip_init (void) -{ - volatile struct aes_t *aes = (struct aes_t *) AES_START; - - //start crypto engine with write to ILR - aes->controlr.SM = 1; - aes->controlr.ARS = 1; - return 0; -} - -/*! \fn void des_chip_init (void) - * \ingroup BOARD_SPECIFIC_FUNCTIONS - * \brief initialize DES hardware -*/ - -void des_chip_init (void) -{ - volatile struct des_t *des = (struct des_t *) DES_3DES_START; - - // start crypto engine with write to ILR - des->controlr.SM = 1; - des->controlr.ARS = 1; -} - -/*! \fn void chip_version (void) - * \ingroup IFX_DES_FUNCTIONS - * \brief To find the version of the chip by looking at the chip ID - * \param ifx_danube_pre_1_4 (sets to 1 if Chip is Danube less than v1.4) -*/ -#define IFX_MPS (KSEG1 | 0x1F107000) -#define IFX_MPS_CHIPID ((volatile u32*)(IFX_MPS + 0x0344)) - -void chip_version(void) -{ - - /* DANUBE PRE 1.4 SOFTWARE FIX */ - int chip_id = 0; - chip_id = *IFX_MPS_CHIPID; - chip_id >>= 28; - - if (chip_id >= 4) { - ifx_danube_pre_1_4 = 0; - printk("Danube Chip ver. 1.4 detected. \n"); - } - else { - ifx_danube_pre_1_4 = 1; - printk("Danube Chip ver. 1.3 or below detected. \n"); - } - - return; -} - |