| /* |
| * Header file for AES hardware acceleration |
| * |
| * Copyright (C) 2017 Amlogic, Inc. All rights reserved. |
| * |
| * |
| */ |
| #ifndef __HW_AES_H |
| #define __HW_AES_H |
| |
| #ifndef __AP_DMA_H__ |
| #define __AP_DMA_H__ |
| |
| typedef struct dma_dsc { |
| union { |
| uint32_t d32; |
| struct { |
| unsigned length:17; |
| unsigned irq:1; |
| unsigned eoc:1; |
| unsigned loop:1; |
| unsigned mode:4; |
| unsigned begin:1; |
| unsigned end:1; |
| unsigned op_mode:2; |
| unsigned enc_sha_only:1; |
| unsigned block:1; |
| unsigned error:1; |
| unsigned owner:1; |
| } b; |
| } dsc_cfg; |
| uint32_t src_addr; |
| uint32_t tgt_addr; |
| } dma_dsc_t; |
| |
| #endif /* __AP_DMA_H__ */ |
| |
| enum aes_ret_t { |
| AES_RET_SUCCESS=0, |
| AES_RET_ADDR=1, |
| AES_RET_SIZE=2, |
| AES_RET_TYPE=3, |
| AES_RET_MODE = 4, |
| }; |
| |
| /** |
| * |
| * @param key A pointer to the key buffer |
| * @param iv Byte length of iv buffer |
| * @param ct A pointer to the source buffer |
| * @param pt A pointer to the target buffer |
| * @param size Byte length of source buffer |
| * @param AEStype 128: aes128 192: aes192 256: aes256 |
| * @param CryptMode 1: encrypt 0: decrypt |
| */ |
| int aes_cbc_crypt(uint8_t *key, uint8_t *iv, |
| uint8_t *ct, uint8_t *pt, uint32_t size, uint16_t AEStype,uint8_t CryptMode); |
| |
| #endif |
