| Jim Liu | ca0be9e | 2023-01-17 16:59:23 +0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| 2 | |
| 3 | #ifndef _NPCM_AES_H_ |
| 4 | #define _NPCM_AES_H_ |
| 5 | |
| 6 | #define AES_OP_ENCRYPT 0 |
| 7 | #define AES_OP_DECRYPT 1 |
| 8 | #define SIZE_AES_BLOCK (AES128_KEY_LENGTH) |
| 9 | |
| 10 | struct npcm_aes_regs { |
| 11 | unsigned char reserved_0[0x400]; // 0x000 |
| 12 | unsigned int aes_key_0; // 0x400 |
| 13 | unsigned int aes_key_1; // 0x404 |
| 14 | unsigned int aes_key_2; // 0x408 |
| 15 | unsigned int aes_key_3; // 0x40c |
| 16 | unsigned char reserved_1[0x30]; // 0x410 |
| 17 | unsigned int aes_iv_0; // 0x440 |
| 18 | unsigned char reserved_2[0x1c]; // 0x444 |
| 19 | unsigned int aes_ctr_0; // 0x460 |
| 20 | unsigned char reserved_3[0x0c]; // 0x464 |
| 21 | unsigned int aes_busy; // 0x470 |
| 22 | unsigned char reserved_4[0x04]; // 0x474 |
| 23 | unsigned int aes_sk; // 0x478 |
| 24 | unsigned char reserved_5[0x14]; // 0x47c |
| 25 | unsigned int aes_prev_iv_0; // 0x490 |
| 26 | unsigned char reserved_6[0x0c]; // 0x494 |
| 27 | unsigned int aes_din_dout; // 0x4a0 |
| 28 | unsigned char reserved_7[0x1c]; // 0x4a4 |
| 29 | unsigned int aes_control; // 0x4c0 |
| 30 | unsigned int aes_version; // 0x4c4 |
| 31 | unsigned int aes_hw_flags; // 0x4c8 |
| 32 | unsigned char reserved_8[0x28]; // 0x4cc |
| 33 | unsigned int aes_sw_reset; // 0x4f4 |
| 34 | unsigned char reserved_9[0x08]; // 0x4f8 |
| 35 | unsigned int aes_fifo_data; // 0x500 |
| 36 | unsigned char reserved_10[0xfc]; // 0x504 |
| 37 | unsigned int aes_fifo_status; // 0x600 |
| 38 | }; |
| 39 | |
| 40 | #define AES_BUSY_BIT BIT(0) |
| 41 | #define SW_RESET_BIT BIT(0) |
| 42 | #define AES_SK_BIT BIT(0) |
| 43 | |
| 44 | #define DIN_FIFO_FULL BIT(0) |
| 45 | #define DIN_FIFO_EMPTY BIT(1) |
| 46 | #define DOUT_FIFO_FULL BIT(2) |
| 47 | #define DOUT_FIFO_EMPTY BIT(3) |
| 48 | #define DIN_FIFO_OVERFLOW BIT(4) |
| 49 | #define DOUT_FIFO_UNDERFLOW BIT(5) |
| 50 | |
| 51 | int npcm_aes_select_key(u8 fkeyind); |
| 52 | |
| 53 | #endif |