cregit-Linux how code gets into the kernel

Release 4.14 drivers/crypto/mv_cesa.h

Directory: drivers/crypto
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __MV_CRYPTO_H__

#define __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

Overall Contributors

PersonTokensPropCommitsCommitProp
Sebastian Andrzej Siewior33680.58%125.00%
Uri Simchoni7718.47%125.00%
Rasmus Villemoes30.72%125.00%
Greg Kroah-Hartman10.24%125.00%
Total417100.00%4100.00%
Directory: drivers/crypto
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