mv_cesa.h
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#ifndef __MV_CRYPTO_H__
#define DIGEST_INITIAL_VAL_A 0xdd00
#define DIGEST_INITIAL_VAL_B 0xdd04
#define DIGEST_INITIAL_VAL_C 0xdd08
#define DIGEST_INITIAL_VAL_D 0xdd0c
#define DIGEST_INITIAL_VAL_E 0xdd10
#define DES_CMD_REG 0xdd58
#define SEC_ACCEL_CMD 0xde00
#define SEC_CMD_EN_SEC_ACCL0 (1 << 0)
#define SEC_CMD_EN_SEC_ACCL1 (1 << 1)
#define SEC_CMD_DISABLE_SEC (1 << 2)
#define SEC_ACCEL_DESC_P0 0xde04
#define SEC_DESC_P0_PTR(x) (x)
#define SEC_ACCEL_DESC_P1 0xde14
#define SEC_DESC_P1_PTR(x) (x)
#define SEC_ACCEL_CFG 0xde08
#define SEC_CFG_STOP_DIG_ERR (1 << 0)
#define SEC_CFG_CH0_W_IDMA (1 << 7)
#define SEC_CFG_CH1_W_IDMA (1 << 8)
#define SEC_CFG_ACT_CH0_IDMA (1 << 9)
#define SEC_CFG_ACT_CH1_IDMA (1 << 10)
#define SEC_ACCEL_STATUS 0xde0c
#define SEC_ST_ACT_0 (1 << 0)
#define SEC_ST_ACT_1 (1 << 1)
/*
* FPGA_INT_STATUS looks like a FPGA leftover and is documented only in Errata
* 4.12. It looks like that it was part of an IRQ-controller in FPGA and
* someone forgot to remove it while switching to the core and moving to
* SEC_ACCEL_INT_STATUS.
*/
#define FPGA_INT_STATUS 0xdd68
#define SEC_ACCEL_INT_STATUS 0xde20
#define SEC_INT_AUTH_DONE (1 << 0)
#define SEC_INT_DES_E_DONE (1 << 1)
#define SEC_INT_AES_E_DONE (1 << 2)
#define SEC_INT_AES_D_DONE (1 << 3)
#define SEC_INT_ENC_DONE (1 << 4)
#define SEC_INT_ACCEL0_DONE (1 << 5)
#define SEC_INT_ACCEL1_DONE (1 << 6)
#define SEC_INT_ACC0_IDMA_DONE (1 << 7)
#define SEC_INT_ACC1_IDMA_DONE (1 << 8)
#define SEC_ACCEL_INT_MASK 0xde24
#define AES_KEY_LEN (8 * 4)
struct sec_accel_config {
u32 config;
#define CFG_OP_MAC_ONLY 0
#define CFG_OP_CRYPT_ONLY 1
#define CFG_OP_MAC_CRYPT 2
#define CFG_OP_CRYPT_MAC 3
#define CFG_MACM_MD5 (4 << 4)
#define CFG_MACM_SHA1 (5 << 4)
#define CFG_MACM_HMAC_MD5 (6 << 4)
#define CFG_MACM_HMAC_SHA1 (7 << 4)
#define CFG_ENCM_DES (1 << 8)
#define CFG_ENCM_3DES (2 << 8)
#define CFG_ENCM_AES (3 << 8)
#define CFG_DIR_ENC (0 << 12)
#define CFG_DIR_DEC (1 << 12)
#define CFG_ENC_MODE_ECB (0 << 16)
#define CFG_ENC_MODE_CBC (1 << 16)
#define CFG_3DES_EEE (0 << 20)
#define CFG_3DES_EDE (1 << 20)
#define CFG_AES_LEN_128 (0 << 24)
#define CFG_AES_LEN_192 (1 << 24)
#define CFG_AES_LEN_256 (2 << 24)
#define CFG_NOT_FRAG (0 << 30)
#define CFG_FIRST_FRAG (1 << 30)
#define CFG_LAST_FRAG (2 << 30)
#define CFG_MID_FRAG (3 << 30)
u32 enc_p;
#define ENC_P_SRC(x) (x)
#define ENC_P_DST(x) ((x) << 16)
u32 enc_len;
#define ENC_LEN(x) (x)
u32 enc_key_p;
#define ENC_KEY_P(x) (x)
u32 enc_iv;
#define ENC_IV_POINT(x) ((x) << 0)
#define ENC_IV_BUF_POINT(x) ((x) << 16)
u32 mac_src_p;
#define MAC_SRC_DATA_P(x) (x)
#define MAC_SRC_TOTAL_LEN(x) ((x) << 16)
u32 mac_digest;
#define MAC_DIGEST_P(x) (x)
#define MAC_FRAG_LEN(x) ((x) << 16)
u32 mac_iv;
#define MAC_INNER_IV_P(x) (x)
#define MAC_OUTER_IV_P(x) ((x) << 16)
}__attribute__ ((packed));
/*
* /-----------\ 0
* | ACCEL CFG | 4 * 8
* |-----------| 0x20
* | CRYPT KEY | 8 * 4
* |-----------| 0x40
* | IV IN | 4 * 4
* |-----------| 0x40 (inplace)
* | IV BUF | 4 * 4
* |-----------| 0x80
* | DATA IN | 16 * x (max ->max_req_size)
* |-----------| 0x80 (inplace operation)
* | DATA OUT | 16 * x (max ->max_req_size)
* \-----------/ SRAM size
*/
/* Hashing memory map:
* /-----------\ 0
* | ACCEL CFG | 4 * 8
* |-----------| 0x20
* | Inner IV | 5 * 4
* |-----------| 0x34
* | Outer IV | 5 * 4
* |-----------| 0x48
* | Output BUF| 5 * 4
* |-----------| 0x80
* | DATA IN | 64 * x (max ->max_req_size)
* \-----------/ SRAM size
*/
#define SRAM_CONFIG 0x00
#define SRAM_DATA_KEY_P 0x20
#define SRAM_DATA_IV 0x40
#define SRAM_DATA_IV_BUF 0x40
#define SRAM_DATA_IN_START 0x80
#define SRAM_DATA_OUT_START 0x80
#define SRAM_HMAC_IV_IN 0x20
#define SRAM_HMAC_IV_OUT 0x34
#define SRAM_DIGEST_BUF 0x48
#define SRAM_CFG_SPACE 0x80
#endif