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Diffstat (limited to 'target/linux/generic/files/crypto/ocf/c7108/aes-7108.h')
| -rw-r--r-- | target/linux/generic/files/crypto/ocf/c7108/aes-7108.h | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/target/linux/generic/files/crypto/ocf/c7108/aes-7108.h b/target/linux/generic/files/crypto/ocf/c7108/aes-7108.h new file mode 100644 index 000000000..0c7bfcbb8 --- /dev/null +++ b/target/linux/generic/files/crypto/ocf/c7108/aes-7108.h @@ -0,0 +1,134 @@ +/* + * Copyright (C) 2006 Micronas USA + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Effort sponsored in part by the Defense Advanced Research Projects + * Agency (DARPA) and Air Force Research Laboratory, Air Force + * Materiel Command, USAF, under agreement number F30602-01-2-0537. + * + */ + +#ifndef __AES_7108_H__ +#define __AES_7108_H__ + +/* Cypher 7108 AES Controller Hardware */ +#define CCU_REG_BASE 0x1b500000 +#define CCU_AES_REG_BASE (CCU_REG_BASE + 0x100) +#define C7108_AES_KEY0_LO (0x0000) +#define C7108_AES_KEY0_HI (0x0004) +#define C7108_AES_KEY1_LO (0x0008) +#define C7108_AES_KEY1_HI (0x000c) +#define C7108_AES_KEY2_LO (0x0010) +#define C7108_AES_KEY2_HI (0x0014) +#define C7108_AES_KEY3_LO (0x0018) +#define C7108_AES_KEY3_HI (0x001c) +#define C7108_AES_KEY4_LO (0x0020) +#define C7108_AES_KEY4_HI (0x0024) +#define C7108_AES_KEY5_LO (0x0028) +#define C7108_AES_KEY5_HI (0x002c) +#define C7108_AES_KEY6_LO (0x0030) +#define C7108_AES_KEY6_HI (0x0034) +#define C7108_AES_KEY7_LO (0x0038) +#define C7108_AES_KEY7_HI (0x003c) +#define C7108_AES_IV0_LO (0x0040) +#define C7108_AES_IV0_HI (0x0044) +#define C7108_AES_IV1_LO (0x0048) +#define C7108_AES_IV1_HI (0x004c) +#define C7108_AES_IV2_LO (0x0050) +#define C7108_AES_IV2_HI (0x0054) +#define C7108_AES_IV3_LO (0x0058) +#define C7108_AES_IV3_HI (0x005c) + +#define C7108_AES_DMA_SRC0_LO (0x0068) /* Bits 0:15 */ +#define C7108_AES_DMA_SRC0_HI (0x006c) /* Bits 27:16 */ +#define C7108_AES_DMA_DST0_LO (0x0070) /* Bits 0:15 */ +#define C7108_AES_DMA_DST0_HI (0x0074) /* Bits 27:16 */ +#define C7108_AES_DMA_LEN (0x0078) /*Bytes:(Count+1)x16 */ + +/* AES/Copy engine control register */ +#define C7108_AES_CTRL (0x007c) /* AES control */ +#define C7108_AES_CTRL_RS (1<<0) /* Which set of src/dst to use */ + +/* AES Cipher mode, controlled by setting Bits 2:0 */ +#define C7108_AES_CTRL_MODE_CBC 0 +#define C7108_AES_CTRL_MODE_CFB (1<<0) +#define C7108_AES_CTRL_MODE_OFB (1<<1) +#define C7108_AES_CTRL_MODE_CTR ((1<<0)|(1<<1)) +#define C7108_AES_CTRL_MODE_ECB (1<<2) + +/* AES Key length , Bits 5:4 */ +#define C7108_AES_KEY_LEN_128 0 /* 00 */ +#define C7108_AES_KEY_LEN_192 (1<<4) /* 01 */ +#define C7108_AES_KEY_LEN_256 (1<<5) /* 10 */ + +/* AES Operation (crypt/decrypt), Bit 3 */ +#define C7108_AES_DECRYPT (1<<3) /* Clear for encrypt */ +#define C7108_AES_ENCRYPT 0 +#define C7108_AES_INTR (1<<13) /* Set on done trans from 0->1*/ +#define C7108_AES_GO (1<<14) /* Run */ +#define C7108_AES_OP_DONE (1<<15) /* Set when complete */ + + +/* Expanded key registers */ +#define C7108_AES_EKEY0_LO (0x0080) +#define C7108_AES_EKEY0_HI (0x0084) +#define C7108_AES_EKEY1_LO (0x0088) +#define C7108_AES_EKEY1_HI (0x008c) +#define C7108_AES_EKEY2_LO (0x0090) +#define C7108_AES_EKEY2_HI (0x0094) +#define C7108_AES_EKEY3_LO (0x0098) +#define C7108_AES_EKEY3_HI (0x009c) +#define C7108_AES_EKEY4_LO (0x00a0) +#define C7108_AES_EKEY4_HI (0x00a4) +#define C7108_AES_EKEY5_LO (0x00a8) +#define C7108_AES_EKEY5_HI (0x00ac) +#define C7108_AES_EKEY6_LO (0x00b0) +#define C7108_AES_EKEY6_HI (0x00b4) +#define C7108_AES_EKEY7_LO (0x00b8) +#define C7108_AES_EKEY7_HI (0x00bc) +#define C7108_AES_OK (0x00fc) /* Reset: "OK" */ + +#define offset_in_page(p) ((unsigned long)(p) & ~PAGE_MASK) + +/* Software session entry */ + +#define HW_TYPE_CIPHER 0 +#define SW_TYPE_HMAC 1 +#define SW_TYPE_AUTH2 2 +#define SW_TYPE_HASH 3 +#define SW_TYPE_COMP 4 + +struct cipher_7108 { + int xfm_type; + int cri_alg; + union { + struct { + char sw_key[HMAC_BLOCK_LEN]; + int sw_klen; + int sw_authlen; + } hmac; + } u; + struct cipher_7108 *next; +}; + + + +#endif /* __C7108_AES_7108_H__ */ |