diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/miiphy.h | 12 | ||||
| -rw-r--r-- | include/tpm.h | 71 |
2 files changed, 77 insertions, 6 deletions
diff --git a/include/miiphy.h b/include/miiphy.h index 7ce6d14..7e70cf8 100644 --- a/include/miiphy.h +++ b/include/miiphy.h @@ -42,14 +42,14 @@ struct legacy_mii_dev { int (*read)(const char *devname, unsigned char addr, - unsigned short reg, unsigned short *value); + unsigned char reg, unsigned short *value); int (*write)(const char *devname, unsigned char addr, - unsigned short reg, unsigned short value); + unsigned char reg, unsigned short value); }; -int miiphy_read(const char *devname, unsigned char addr, unsigned short reg, +int miiphy_read(const char *devname, unsigned char addr, unsigned char reg, unsigned short *value); -int miiphy_write(const char *devname, unsigned char addr, unsigned short reg, +int miiphy_write(const char *devname, unsigned char addr, unsigned char reg, unsigned short value); int miiphy_info(const char *devname, unsigned char addr, unsigned int *oui, unsigned char *model, unsigned char *rev); @@ -65,9 +65,9 @@ void miiphy_init(void); void miiphy_register(const char *devname, int (*read)(const char *devname, unsigned char addr, - unsigned short reg, unsigned short *value), + unsigned char reg, unsigned short *value), int (*write)(const char *devname, unsigned char addr, - unsigned short reg, unsigned short value)); + unsigned char reg, unsigned short value)); int miiphy_set_current_dev(const char *devname); const char *miiphy_get_current_dev(void); diff --git a/include/tpm.h b/include/tpm.h new file mode 100644 index 0000000..6b21e9c --- /dev/null +++ b/include/tpm.h @@ -0,0 +1,71 @@ +/* + * Copyright (c) 2011 The Chromium OS Authors. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _INCLUDE_TPM_H_ +#define _INCLUDE_TPM_H_ + +#include <common.h> + +/* + * tis_init() + * + * Initialize the TPM device. Returns 0 on success or -1 on + * failure (in case device probing did not succeed). + */ +int tis_init(void); + +/* + * tis_open() + * + * Requests access to locality 0 for the caller. After all commands have been + * completed the caller is supposed to call tis_close(). + * + * Returns 0 on success, -1 on failure. + */ +int tis_open(void); + +/* + * tis_close() + * + * terminate the currect session with the TPM by releasing the locked + * locality. Returns 0 on success of -1 on failure (in case lock + * removal did not succeed). + */ +int tis_close(void); + +/* + * tis_sendrecv() + * + * Send the requested data to the TPM and then try to get its response + * + * @sendbuf - buffer of the data to send + * @send_size size of the data to send + * @recvbuf - memory to save the response to + * @recv_len - pointer to the size of the response buffer + * + * Returns 0 on success (and places the number of response bytes at recv_len) + * or -1 on failure. + */ +int tis_sendrecv(const uint8_t *sendbuf, size_t send_size, uint8_t *recvbuf, + size_t *recv_len); + +#endif /* _INCLUDE_TPM_H_ */ |