122 lines
2.8 KiB
C
122 lines
2.8 KiB
C
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/*
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* Copyright (C) 2011 Google, Inc.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef _SUNXI_CE_H_
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#define _SUNXI_CE_H_
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#include <asm/ioctl.h>
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typedef unsigned char u8;
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typedef unsigned int u32;
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typedef signed int s32;
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#ifndef MIN
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#define MIN(a, b) (a > b ? b : a)
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#endif
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//bit map
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/*
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0x000000xx:xx is mode
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0x0000xx00:xx is algorithm type
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*/
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#define AES_MODE_ECB (0x00000000) /*aes ECB mode*/
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#define AES_MODE_CBC (0x00000001) /*aes CBC mode*/
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#define DES_MODE_ECB (0x00000100) /*3des ECB mode*/
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#define DES_MODE_CBC (0x00000101) /*3des CBC mode*/
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#define DES3_MODE_ECB (0x00000200) /*3des ECB mode*/
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#define DES3_MODE_CBC (0x00000201) /*3des CBC mode*/
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#define APP_AES_METHON_MASK (0x0000FF00)
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#define APP_AES_MODE_MASK (0x000000FF)
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#define SS_METHOD_AES 0x0
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#define SS_METHOD_DES 0x1
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#define SS_METHOD_3DES 0x2
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#define AES_MIN_KEY_SIZE 16
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#define AES_MAX_KEY_SIZE 32
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#define AES_DIR_ENCRYPT 0 /*encrtypt*/
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#define AES_DIR_DECRYPT 1 /*decrtypt*/
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#define AES_IV_LENGTH 16
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enum enum_ase_class {
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ENUM_AES_MODE_ECB = 0x00000000, /*aes ECB mode*/
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ENUM_AES_MODE_CBC = 0x00000001, /*aes CBC mode*/
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ENUM_DES_MODE_ECB = 0x00000100, /*3des ECB mode*/
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ENUM_DES_MODE_CBC = 0x00000101, /*3des CBC mode*/
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ENUM_DES3_MODE_ECB = 0x00000200, /*3des ECB mode*/
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ENUM_DES3_MODE_CBC = 0x00000201, /*3des CBC mode*/
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};
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/*define the ctx for aes requtest*/
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typedef struct {
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u8 *src_buffer;
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u32 src_length;
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u8 *dst_buffer;
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u32 dst_length;
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u8 *key_buffer;
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u32 key_length;
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u8 *iv_buffer;
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u32 iv_length;
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u32 aes_mode;
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u32 dir;
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u32 ion_flag;
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unsigned long src_phy;
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unsigned long dst_phy;
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unsigned long iv_phy;
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unsigned long key_phy;
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s32 channel_id;
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} crypto_aes_req_ctx_t;
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/*ioctl cmd*/
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#define CE_IOC_MAGIC 'C'
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#define CE_IOC_REQUEST _IOR(CE_IOC_MAGIC, 0, int)
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#define CE_IOC_FREE _IOW(CE_IOC_MAGIC, 1, int)
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#define CE_IOC_AES_CRYPTO _IOW(CE_IOC_MAGIC, 2, crypto_aes_req_ctx_t)
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/*IOMMU mode*/
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#define ION_IOC_SUNXI_FLUSH_RANGE 5
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#define ION_IOC_SUNXI_PHYS_ADDR 7
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struct sunxi_phys_data {
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int handle;
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unsigned int phys_addr;
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unsigned int size;
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};
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struct sunxi_cache_range {
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unsigned long start;
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unsigned long end;
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};
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struct ion_buf_t {
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int ion_fd;
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struct sunxi_phys_data phys_data;
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unsigned char *vir_addr;
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unsigned int buf_len;
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} ion_buf;
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#define ION_BUF_LEN (3 * 1024 * 1024)
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#define DATA_LEN (1024 * 1024)//(350 * 1024)//(350 * 1024 + 12)
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#endif /* end of _SUNXI_CE_H_ */
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