upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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72 lines
2.0 KiB
72 lines
2.0 KiB
13 years ago
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/*
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* Copyright (c) 2011 The Chromium OS Authors.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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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; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef _INCLUDE_TPM_H_
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#define _INCLUDE_TPM_H_
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#include <common.h>
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/*
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* tis_init()
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*
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* Initialize the TPM device. Returns 0 on success or -1 on
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* failure (in case device probing did not succeed).
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*/
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int tis_init(void);
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/*
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* tis_open()
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*
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* Requests access to locality 0 for the caller. After all commands have been
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* completed the caller is supposed to call tis_close().
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*
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* Returns 0 on success, -1 on failure.
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*/
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int tis_open(void);
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/*
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* tis_close()
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*
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* terminate the currect session with the TPM by releasing the locked
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* locality. Returns 0 on success of -1 on failure (in case lock
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* removal did not succeed).
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*/
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int tis_close(void);
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/*
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* tis_sendrecv()
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*
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* Send the requested data to the TPM and then try to get its response
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*
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* @sendbuf - buffer of the data to send
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* @send_size size of the data to send
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* @recvbuf - memory to save the response to
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* @recv_len - pointer to the size of the response buffer
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*
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* Returns 0 on success (and places the number of response bytes at recv_len)
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* or -1 on failure.
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*/
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int tis_sendrecv(const uint8_t *sendbuf, size_t send_size, uint8_t *recvbuf,
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size_t *recv_len);
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#endif /* _INCLUDE_TPM_H_ */
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