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path: root/drivers/crypto/picoxcell_crypto_regs.h
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/*
 * Copyright (c) 2010 Picochip Ltd., Jamie Iles
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
#ifndef __PICOXCELL_CRYPTO_REGS_H__
#define __PICOXCELL_CRYPTO_REGS_H__

#define SPA_STATUS_OK			0
#define SPA_STATUS_ICV_FAIL		1
#define SPA_STATUS_MEMORY_ERROR		2
#define SPA_STATUS_BLOCK_ERROR		3

#define SPA_IRQ_CTRL_STAT_CNT_OFFSET	16
#define SPA_IRQ_STAT_STAT_MASK		(1 << 4)
#define SPA_FIFO_STAT_STAT_OFFSET	16
#define SPA_FIFO_STAT_STAT_CNT_MASK	(0x3F << SPA_FIFO_STAT_STAT_OFFSET)
#define SPA_STATUS_RES_CODE_OFFSET	24
#define SPA_STATUS_RES_CODE_MASK	(0x3 << SPA_STATUS_RES_CODE_OFFSET)
#define SPA_KEY_SZ_CTX_INDEX_OFFSET	8
#define SPA_KEY_SZ_CIPHER_OFFSET	31

#define SPA_IRQ_EN_REG_OFFSET		0x00000000
#define SPA_IRQ_STAT_REG_OFFSET		0x00000004
#define SPA_IRQ_CTRL_REG_OFFSET		0x00000008
#define SPA_FIFO_STAT_REG_OFFSET	0x0000000C
#define SPA_SDMA_BRST_SZ_REG_OFFSET	0x00000010
#define SPA_SRC_PTR_REG_OFFSET		0x00000020
#define SPA_DST_PTR_REG_OFFSET		0x00000024
#define SPA_OFFSET_REG_OFFSET		0x00000028
#define SPA_AAD_LEN_REG_OFFSET		0x0000002C
#define SPA_PROC_LEN_REG_OFFSET		0x00000030
#define SPA_ICV_LEN_REG_OFFSET		0x00000034
#define SPA_ICV_OFFSET_REG_OFFSET	0x00000038
#define SPA_SW_CTRL_REG_OFFSET		0x0000003C
#define SPA_CTRL_REG_OFFSET		0x00000040
#define SPA_AUX_INFO_REG_OFFSET		0x0000004C
#define SPA_STAT_POP_REG_OFFSET		0x00000050
#define SPA_STATUS_REG_OFFSET		0x00000054
#define SPA_KEY_SZ_REG_OFFSET		0x00000100
#define SPA_CIPH_KEY_BASE_REG_OFFSET	0x00004000
#define SPA_HASH_KEY_BASE_REG_OFFSET	0x00008000
#define SPA_RC4_CTX_BASE_REG_OFFSET	0x00020000

#define SPA_IRQ_EN_REG_RESET		0x00000000
#define SPA_IRQ_CTRL_REG_RESET		0x00000000
#define SPA_FIFO_STAT_REG_RESET		0x00000000
#define SPA_SDMA_BRST_SZ_REG_RESET	0x00000000
#define SPA_SRC_PTR_REG_RESET		0x00000000
#define SPA_DST_PTR_REG_RESET		0x00000000
#define SPA_OFFSET_REG_RESET		0x00000000
#define SPA_AAD_LEN_REG_RESET		0x00000000
#define SPA_PROC_LEN_REG_RESET		0x00000000
#define SPA_ICV_LEN_REG_RESET		0x00000000
#define SPA_ICV_OFFSET_REG_RESET	0x00000000
#define SPA_SW_CTRL_REG_RESET		0x00000000
#define SPA_CTRL_REG_RESET		0x00000000
#define SPA_AUX_INFO_REG_RESET		0x00000000
#define SPA_STAT_POP_REG_RESET		0x00000000
#define SPA_STATUS_REG_RESET		0x00000000
#define SPA_KEY_SZ_REG_RESET		0x00000000

#define SPA_CTRL_HASH_ALG_IDX		4
#define SPA_CTRL_CIPH_MODE_IDX		8
#define SPA_CTRL_HASH_MODE_IDX		12
#define SPA_CTRL_CTX_IDX		16
#define SPA_CTRL_ENCRYPT_IDX		24
#define SPA_CTRL_AAD_COPY		25
#define SPA_CTRL_ICV_PT			26
#define SPA_CTRL_ICV_ENC		27
#define SPA_CTRL_ICV_APPEND		28
#define SPA_CTRL_KEY_EXP		29

#define SPA_KEY_SZ_CXT_IDX		8
#define SPA_KEY_SZ_CIPHER_IDX		31

#define SPA_IRQ_EN_CMD0_EN		(1 << 0)
#define SPA_IRQ_EN_STAT_EN		(1 << 4)
#define SPA_IRQ_EN_GLBL_EN		(1 << 31)

#define SPA_CTRL_CIPH_ALG_NULL		0x00
#define SPA_CTRL_CIPH_ALG_DES		0x01
#define SPA_CTRL_CIPH_ALG_AES		0x02
#define SPA_CTRL_CIPH_ALG_RC4		0x03
#define SPA_CTRL_CIPH_ALG_MULTI2	0x04
#define SPA_CTRL_CIPH_ALG_KASUMI	0x05

#define SPA_CTRL_HASH_ALG_NULL		(0x00 << SPA_CTRL_HASH_ALG_IDX)
#define SPA_CTRL_HASH_ALG_MD5		(0x01 << SPA_CTRL_HASH_ALG_IDX)
#define SPA_CTRL_HASH_ALG_SHA		(0x02 << SPA_CTRL_HASH_ALG_IDX)
#define SPA_CTRL_HASH_ALG_SHA224	(0x03 << SPA_CTRL_HASH_ALG_IDX)
#define SPA_CTRL_HASH_ALG_SHA256	(0x04 << SPA_CTRL_HASH_ALG_IDX)
#define SPA_CTRL_HASH_ALG_SHA384	(0x05 << SPA_CTRL_HASH_ALG_IDX)
#define SPA_CTRL_HASH_ALG_SHA512	(0x06 << SPA_CTRL_HASH_ALG_IDX)
#define SPA_CTRL_HASH_ALG_AESMAC	(0x07 << SPA_CTRL_HASH_ALG_IDX)
#define SPA_CTRL_HASH_ALG_AESCMAC	(0x08 << SPA_CTRL_HASH_ALG_IDX)
#define SPA_CTRL_HASH_ALG_KASF9		(0x09 << SPA_CTRL_HASH_ALG_IDX)

#define SPA_CTRL_CIPH_MODE_NULL		(0x00 << SPA_CTRL_CIPH_MODE_IDX)
#define SPA_CTRL_CIPH_MODE_ECB		(0x00 << SPA_CTRL_CIPH_MODE_IDX)
#define SPA_CTRL_CIPH_MODE_CBC		(0x01 << SPA_CTRL_CIPH_MODE_IDX)
#define SPA_CTRL_CIPH_MODE_CTR		(0x02 << SPA_CTRL_CIPH_MODE_IDX)
#define SPA_CTRL_CIPH_MODE_CCM		(0x03 << SPA_CTRL_CIPH_MODE_IDX)
#define SPA_CTRL_CIPH_MODE_GCM		(0x05 << SPA_CTRL_CIPH_MODE_IDX)
#define SPA_CTRL_CIPH_MODE_OFB		(0x07 << SPA_CTRL_CIPH_MODE_IDX)
#define SPA_CTRL_CIPH_MODE_CFB		(0x08 << SPA_CTRL_CIPH_MODE_IDX)
#define SPA_CTRL_CIPH_MODE_F8		(0x09 << SPA_CTRL_CIPH_MODE_IDX)

#define SPA_CTRL_HASH_MODE_RAW		(0x00 << SPA_CTRL_HASH_MODE_IDX)
#define SPA_CTRL_HASH_MODE_SSLMAC	(0x01 << SPA_CTRL_HASH_MODE_IDX)
#define SPA_CTRL_HASH_MODE_HMAC		(0x02 << SPA_CTRL_HASH_MODE_IDX)

#define SPA_FIFO_STAT_EMPTY		(1 << 31)
#define SPA_FIFO_CMD_FULL		(1 << 7)

#endif /* __PICOXCELL_CRYPTO_REGS_H__ */

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