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2874c5fd28
Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
69 lines
1.3 KiB
C
69 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/* Copyright (C) 2003-2006, Advanced Micro Devices, Inc.
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*/
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#ifndef _GEODE_AES_H_
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#define _GEODE_AES_H_
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/* driver logic flags */
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#define AES_MODE_ECB 0
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#define AES_MODE_CBC 1
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#define AES_DIR_DECRYPT 0
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#define AES_DIR_ENCRYPT 1
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#define AES_FLAGS_HIDDENKEY (1 << 0)
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/* Register definitions */
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#define AES_CTRLA_REG 0x0000
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#define AES_CTRL_START 0x01
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#define AES_CTRL_DECRYPT 0x00
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#define AES_CTRL_ENCRYPT 0x02
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#define AES_CTRL_WRKEY 0x04
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#define AES_CTRL_DCA 0x08
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#define AES_CTRL_SCA 0x10
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#define AES_CTRL_CBC 0x20
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#define AES_INTR_REG 0x0008
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#define AES_INTRA_PENDING (1 << 16)
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#define AES_INTRB_PENDING (1 << 17)
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#define AES_INTR_PENDING (AES_INTRA_PENDING | AES_INTRB_PENDING)
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#define AES_INTR_MASK 0x07
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#define AES_SOURCEA_REG 0x0010
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#define AES_DSTA_REG 0x0014
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#define AES_LENA_REG 0x0018
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#define AES_WRITEKEY0_REG 0x0030
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#define AES_WRITEIV0_REG 0x0040
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/* A very large counter that is used to gracefully bail out of an
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* operation in case of trouble
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*/
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#define AES_OP_TIMEOUT 0x50000
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struct geode_aes_op {
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void *src;
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void *dst;
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u32 mode;
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u32 dir;
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u32 flags;
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int len;
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u8 key[AES_KEYSIZE_128];
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u8 *iv;
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union {
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struct crypto_blkcipher *blk;
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struct crypto_cipher *cip;
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} fallback;
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u32 keylen;
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};
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#endif
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