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Rajiv Andrade
659aaf2bb5
This patch adds internal kernel support for: - reading/extending a pcr value - looking up the tpm_chip for a given chip number Signed-off-by: Rajiv Andrade <[email protected]> Signed-off-by: Mimi Zohar <[email protected]> Signed-off-by: James Morris <[email protected]>
36 lines
966 B
C
36 lines
966 B
C
/*
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* Copyright (C) 2004,2007,2008 IBM Corporation
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*
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* Authors:
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* Leendert van Doorn <[email protected]>
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* Dave Safford <[email protected]>
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* Reiner Sailer <[email protected]>
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* Kylene Hall <[email protected]>
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* Debora Velarde <[email protected]>
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*
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* Maintained by: <[email protected]>
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*
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* Device driver for TCG/TCPA TPM (trusted platform module).
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* Specifications at www.trustedcomputinggroup.org
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation, version 2 of the
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* License.
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*
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*/
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#ifndef __LINUX_TPM_H__
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#define __LINUX_TPM_H__
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/*
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* Chip num is this value or a valid tpm idx
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*/
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#define TPM_ANY_NUM 0xFFFF
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#if defined(CONFIG_TCG_TPM)
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extern int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf);
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extern int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash);
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#endif
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#endif
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