samsung update 1

1 files changed, 103 insertions, 0 deletions

diff --git a/drivers/crypto/ace.h b/drivers/crypto/ace.h
new file mode 100644
index 0000000..8d75d14
--- /dev/null
+++ b/drivers/crypto/ace.h
@@ -0,0 +1,103 @@
+/*
+ * Cryptographic API.
+ *
+ * Support for ACE (Advanced Crypto Engine) for S5PV210/EXYNOS4210.
+ *
+ * Copyright (c) 2011  Samsung Electronics
+ *
+ * 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 _CRYPTO_S5P_ACE_H
+#define _CRYPTO_S5P_ACE_H
+
+
+/*****************************************************************
+	Definition - Mechanism
+*****************************************************************/
+#define BC_MODE_ENC		0
+#define BC_MODE_DEC		1
+
+/*
+ *	Mechanism ID definition
+ *	: Mech. Type (8-bit) : Algorithm (8-bit) : Info (8-bit)
+ *	: Reserved (8-bit)
+ */
+#define _MECH_ID_(_TYPE_, _NAME_, _MODE_)	\
+		((((_TYPE_) & 0xFF) << 24)	\
+		| (((_NAME_) & 0xFF) << 16)	\
+		| (((_MODE_) & 0xFF) << 8)	\
+		| (((0) & 0xFF) << 0))
+
+#define MI_MASK			_MECH_ID_(0xFF, 0xFF, 0xFF)
+#define MI_GET_TYPE(_t_)	(((_t_) >> 24) & 0xFF)
+#define MI_GET_NAME(_n_)	(((_n_) >> 16) & 0xFF)
+#define MI_GET_INFO(_i_)	(((_i_) >> 8) & 0xFF)
+
+/* type (8-bits) */
+#define _TYPE_BC_		0x01
+#define _TYPE_HASH_		0x02
+#define _TYPE_MAC_		0x03
+
+/* block cipher: algorithm (8-bits) */
+#define _NAME_DES_		0x01
+#define _NAME_TDES_		0x02
+#define _NAME_AES_		0x03
+
+/* block cipher: mode of operation */
+#define _MODE_ECB_		0x10
+#define _MODE_CBC_		0x20
+#define _MODE_CTR_		0x30
+
+/* block cipher: padding method */
+#define _PAD_NO_		0x00
+/*#define _PAD_ZERO_		0x01 */		/* Not supported */
+#define _PAD_PKCS7_		0x02		/* Default padding method */
+/*#define _PAD_ANSIX923_	0x03 */		/* Not supported */
+/*#define _PAD_ISO10126_	0x04 */		/* Not supported */
+
+#define MI_GET_MODE(_m_)	(((_m_) >> 8) & 0xF0)
+#define MI_GET_PADDING(_i_)	(((_i_) >> 8) & 0x0F)
+
+#define MI_AES_ECB		_MECH_ID_(_TYPE_BC_, _NAME_AES_, \
+						_MODE_ECB_ | _PAD_NO_)
+#define MI_AES_ECB_PAD		_MECH_ID_(_TYPE_BC_, _NAME_AES_, \
+						_MODE_ECB_ | _PAD_PKCS7_)
+#define MI_AES_CBC		_MECH_ID_(_TYPE_BC_, _NAME_AES_, \
+						_MODE_CBC_ | _PAD_NO_)
+#define MI_AES_CBC_PAD		_MECH_ID_(_TYPE_BC_, _NAME_AES_, \
+						_MODE_CBC_ | _PAD_PKCS7_)
+#define MI_AES_CTR		_MECH_ID_(_TYPE_BC_, _NAME_AES_, \
+						_MODE_CTR_ | _PAD_NO_)
+#define MI_AES_CTR_PAD		_MECH_ID_(_TYPE_BC_, _NAME_AES_, \
+						_MODE_CTR_ | _PAD_PKCS7_)
+
+/* hash: algorithm (8-bits) */
+#define _NAME_HASH_SHA1_	0x01
+#define _NAME_HASH_MD5_		0x02
+
+#define MI_SHA1			_MECH_ID_(_TYPE_HASH_, _NAME_HASH_SHA1_, 0)
+#define MI_MD5			_MECH_ID_(_TYPE_HASH_, _NAME_HASH_MD5_, 0)
+
+/* hash: algorithm (8-bits) */
+#define _NAME_HMAC_SHA1_	0x01
+
+#define MI_HMAC_SHA1		_MECH_ID_(_TYPE_MAC_, _NAME_HMAC_SHA1_, 0)
+
+/* Flag bits */
+#define FLAG_ENC_BIT		(1 << 0)
+
+#endif	/* _CRYPTO_S5P_ACE_H */