diff options
| author | Rajiv Andrade <srajiv@linux.vnet.ibm.com> | 2009-02-02 15:23:44 -0200 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2009-02-03 11:23:12 +1100 |
| commit | 659aaf2bb5496a425ba14036b5b5900f593e4484 (patch) | |
| tree | a9736fc70c8837665bc0f0a375dab5382941d77a /include/linux/tpm.h | |
| parent | 0883743825e34b81f3ff78aaee3a97cba57586c5 (diff) | |
TPM: integrity interface
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 <srajiv@linux.vnet.ibm.com>
Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'include/linux/tpm.h')
| -rw-r--r-- | include/linux/tpm.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/linux/tpm.h b/include/linux/tpm.h new file mode 100644 index 000000000000..3338b3f5c21a --- /dev/null +++ b/include/linux/tpm.h @@ -0,0 +1,35 @@ +/* + * Copyright (C) 2004,2007,2008 IBM Corporation + * + * Authors: + * Leendert van Doorn <leendert@watson.ibm.com> + * Dave Safford <safford@watson.ibm.com> + * Reiner Sailer <sailer@watson.ibm.com> + * Kylene Hall <kjhall@us.ibm.com> + * Debora Velarde <dvelarde@us.ibm.com> + * + * Maintained by: <tpmdd_devel@lists.sourceforge.net> + * + * Device driver for TCG/TCPA TPM (trusted platform module). + * Specifications at www.trustedcomputinggroup.org + * + * 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, version 2 of the + * License. + * + */ +#ifndef __LINUX_TPM_H__ +#define __LINUX_TPM_H__ + +/* + * Chip num is this value or a valid tpm idx + */ +#define TPM_ANY_NUM 0xFFFF + +#if defined(CONFIG_TCG_TPM) + +extern int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf); +extern int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash); +#endif +#endif |