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| author | Jordan Crouse <jordan.crouse@amd.com> | 2006-10-04 18:48:57 +1000 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-12-06 18:38:46 -0800 |
| commit | 9fe757b0cfcee0724027a675c533077287a21b96 (patch) | |
| tree | a68942e39e350e78b0b9e0fcfa701b9ddbcf5a70 /drivers/crypto/geode-aes.h | |
| parent | 94b9bb5480e73cec4552b19fc3f809742b4ebf67 (diff) | |
| download | op-kernel-dev-9fe757b0cfcee0724027a675c533077287a21b96.zip op-kernel-dev-9fe757b0cfcee0724027a675c533077287a21b96.tar.gz | |
[PATCH] crypto: Add support for the Geode LX AES hardware
Add a driver to support the AES hardware on the Geode LX processor.
Signed-off-by: Jordan Crouse <jordan.crouse@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/geode-aes.h')
| -rw-r--r-- | drivers/crypto/geode-aes.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/crypto/geode-aes.h b/drivers/crypto/geode-aes.h new file mode 100644 index 0000000..3e3a571 --- /dev/null +++ b/drivers/crypto/geode-aes.h @@ -0,0 +1,42 @@ +/* Copyright (C) 2003-2006, Advanced Micro Devices, Inc. + * + * 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. + */ + +#ifndef _GEODE_AES_H_ +#define _GEODE_AES_H_ + +#define AES_KEY_LENGTH 16 +#define AES_IV_LENGTH 16 + +#define AES_MIN_BLOCK_SIZE 16 + +#define AES_MODE_ECB 0 +#define AES_MODE_CBC 1 + +#define AES_DIR_DECRYPT 0 +#define AES_DIR_ENCRYPT 1 + +#define AES_FLAGS_USRKEY (1 << 0) +#define AES_FLAGS_COHERENT (1 << 1) + +struct geode_aes_op { + + void *src; + void *dst; + + u32 mode; + u32 dir; + u32 flags; + int len; + + u8 key[AES_KEY_LENGTH]; + u8 iv[AES_IV_LENGTH]; +}; + +unsigned int geode_aes_crypt(struct geode_aes_op *); + +#endif |
