tpm.h File Reference

#include <linux/module.h>
#include <linux/delay.h>
#include <linux/fs.h>
#include <linux/mutex.h>
#include <linux/sched.h>
#include <linux/miscdevice.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/tpm.h>

Go to the source code of this file.

Data Structures
struct	tpm_vendor_specific
struct	tpm_chip
struct	tpm_input_header
struct	tpm_output_header
struct	stclear_flags_t
struct	tpm_version_t
struct	tpm_version_1_2_t
struct	timeout_t
struct	duration_t
struct	permanent_flags_t
union	cap_t
struct	tpm_getcap_params_in
struct	tpm_getcap_params_out
struct	tpm_readpubek_params_out
union	tpm_cmd_header
struct	tpm_pcrread_out
struct	tpm_pcrread_in
struct	tpm_pcrextend_in
struct	tpm_getrandom_out
struct	tpm_getrandom_in
union	tpm_cmd_params
struct	tpm_cmd_t

Macros
#define	TPM_WARN_DOING_SELFTEST   0x802
#define	TPM_ERR_DEACTIVATED   0x6
#define	TPM_ERR_DISABLED   0x7
#define	TPM_HEADER_SIZE   10
#define	TPM_VID_INTEL   0x8086
#define	to_tpm_chip(n)   container_of(n, struct tpm_chip, vendor)
#define	TPM_DIGEST_SIZE   20
#define	TPM_MAX_RNG_DATA   128

Enumerations
enum	tpm_const { TPM_MINOR = 224, TPM_BUFSIZE = 4096, TPM_NUM_DEVICES = 256 }
enum	tpm_timeout { TPM_TIMEOUT = 5 }
enum	tpm_addr { TPM_SUPERIO_ADDR = 0x2E, TPM_ADDR = 0x4E }

Functions
ssize_t	tpm_show_pubek (struct device *, struct device_attribute *attr, char *)
ssize_t	tpm_show_pcrs (struct device *, struct device_attribute *attr, char *)
ssize_t	tpm_show_caps (struct device *, struct device_attribute *attr, char *)
ssize_t	tpm_show_caps_1_2 (struct device *, struct device_attribute *attr, char *)
ssize_t	tpm_store_cancel (struct device *, struct device_attribute *attr, const char *, size_t)
ssize_t	tpm_show_enabled (struct device *, struct device_attribute *attr, char *)
ssize_t	tpm_show_active (struct device *, struct device_attribute *attr, char *)
ssize_t	tpm_show_owned (struct device *, struct device_attribute *attr, char *)
ssize_t	tpm_show_temp_deactivated (struct device *, struct device_attribute *attr, char *)
ssize_t	tpm_show_durations (struct device *, struct device_attribute *attr, char *)
ssize_t	tpm_show_timeouts (struct device *, struct device_attribute *attr, char *)
struct tpm_input_header	__attribute__ ((packed))
ssize_t	tpm_getcap (struct device *, __be32, cap_t *, const char *)
int	tpm_get_timeouts (struct tpm_chip *)
void	tpm_gen_interrupt (struct tpm_chip *)
int	tpm_do_selftest (struct tpm_chip *)
unsigned long	tpm_calc_ordinal_duration (struct tpm_chip *, u32)
struct tpm_chip *	tpm_register_hardware (struct device *, const struct tpm_vendor_specific *)
int	tpm_open (struct inode *, struct file *)
int	tpm_release (struct inode *, struct file *)
void	tpm_dev_vendor_release (struct tpm_chip *)
ssize_t	tpm_write (struct file *, const char __user *, size_t, loff_t *)
ssize_t	tpm_read (struct file *, char __user *, size_t, loff_t *)
void	tpm_remove_hardware (struct device *)
int	tpm_pm_suspend (struct device *)
int	tpm_pm_resume (struct device *)
int	wait_for_tpm_stat (struct tpm_chip *, u8, unsigned long, wait_queue_head_t *)

Variables
typedef	__attribute__
__be16	tag
__be32	length
__be32	ordinal
__be32	return_code
u8	deactivated
u8	disableForceClear
u8	physicalPresence
u8	physicalPresenceLock
u8	bGlobalLock
u8	Major
u8	Minor
u8	revMajor
u8	revMinor
__be32	a
__be32	b
__be32	c
__be32	d
__be32	tpm_short
__be32	tpm_medium
__be32	tpm_long
u8	disable
u8	ownership
u8	readPubek
u8	disableOwnerClear
u8	allowMaintenance
u8	physicalPresenceLifetimeLock
u8	physicalPresenceHWEnable
u8	physicalPresenceCMDEnable
u8	CEKPUsed
u8	TPMpost
u8	TPMpostLock
u8	FIPS
u8	operator
u8	enableRevokeEK
u8	nvLocked
u8	readSRKPub
u8	tpmEstablished
u8	maintenanceDone
u8	disableFullDALogicInfo
__be32	cap
__be32	subcap_size
__be32	subcap
__be32	cap_size
u8	algorithm [4]
u8	encscheme [2]
u8	sigscheme [2]
__be32	paramsize
u8	parameters [12]
__be32	keysize
u8	modulus [256]
u8	checksum [20]
u8	pcr_result [TPM_DIGEST_SIZE]
__be32	pcr_idx
u8	hash [TPM_DIGEST_SIZE]
__be32	rng_data_len
u8	rng_data [TPM_MAX_RNG_DATA]
__be32	num_bytes
tpm_cmd_header	header
tpm_cmd_params	params

Macro Definition Documentation

#define to_tpm_chip

(

n

)

container_of(n, struct tpm_chip, vendor)

Definition at line 135 of file tpm.h.

#define TPM_DIGEST_SIZE   20

Definition at line 265 of file tpm.h.

#define TPM_ERR_DEACTIVATED   0x6

Definition at line 48 of file tpm.h.

#define TPM_ERR_DISABLED   0x7

Definition at line 49 of file tpm.h.

#define TPM_HEADER_SIZE   10

Definition at line 51 of file tpm.h.

#define TPM_MAX_RNG_DATA   128

Definition at line 283 of file tpm.h.

#define TPM_VID_INTEL   0x8086

Definition at line 109 of file tpm.h.

#define TPM_WARN_DOING_SELFTEST   0x802

Definition at line 47 of file tpm.h.

Enumeration Type Documentation

enum tpm_addr

Enumerator:

TPM_SUPERIO_ADDR
TPM_ADDR

Definition at line 42 of file tpm.h.

enum tpm_const

Enumerator:

TPM_MINOR
TPM_BUFSIZE
TPM_NUM_DEVICES

Definition at line 31 of file tpm.h.

enum tpm_timeout

Enumerator:

TPM_TIMEOUT

Definition at line 37 of file tpm.h.

Function Documentation

struct tpm_input_header __attribute__ ( (packed)  )

read

Definition at line 171 of file esd_usb2.c.

unsigned long tpm_calc_ordinal_duration	(	struct tpm_chip *	,
		u32
	)

Definition at line 349 of file tpm.c.

void tpm_dev_vendor_release

(

struct tpm_chip *

)

Definition at line 1388 of file tpm.c.

int tpm_do_selftest

(

struct tpm_chip *

chip

)

tpm_do_selftest - have the TPM continue its selftest and wait until it can receive further commands : TPM chip to use

Returns 0 on success, < 0 in case of fatal error or a value > 0 representing a TPM error code.

Definition at line 823 of file tpm.c.

void tpm_gen_interrupt

(

struct tpm_chip *

)

Definition at line 516 of file tpm.c.

int tpm_get_timeouts

(

struct tpm_chip *

)

Definition at line 531 of file tpm.c.

ssize_t tpm_getcap	(	struct device *	,
		__be32	,
		cap_t *	,
		const char *
	)

Definition at line 488 of file tpm.c.

int tpm_open	(	struct inode *	,
		struct file *
	)

Definition at line 1125 of file tpm.c.

int tpm_pm_resume

(

struct device *

)

Definition at line 1323 of file tpm.c.

int tpm_pm_suspend

(

struct device *

)

Definition at line 1290 of file tpm.c.

ssize_t tpm_read	(	struct file *	,
		char __user *	,
		size_t	,
		loff_t *
	)

Definition at line 1223 of file tpm.c.

struct tpm_chip* tpm_register_hardware ( struct device *  , const struct tpm_vendor_specific *    )

read

Definition at line 1427 of file tpm.c.

int tpm_release	(	struct inode *	,
		struct file *
	)

Definition at line 1166 of file tpm.c.

void tpm_remove_hardware

(

struct device *

)

Definition at line 1253 of file tpm.c.

ssize_t tpm_show_active	(	struct device *	,
		struct device_attribute *	attr,
		char *
	)

Definition at line 658 of file tpm.c.

ssize_t tpm_show_caps	(	struct device *	,
		struct device_attribute *	attr,
		char *
	)

Definition at line 982 of file tpm.c.

ssize_t tpm_show_caps_1_2	(	struct device *	,
		struct device_attribute *	attr,
		char *
	)

Definition at line 1008 of file tpm.c.

ssize_t tpm_show_durations	(	struct device *	,
		struct device_attribute *	attr,
		char *
	)

Definition at line 1034 of file tpm.c.

ssize_t tpm_show_enabled	(	struct device *	,
		struct device_attribute *	attr,
		char *
	)

Definition at line 642 of file tpm.c.

ssize_t tpm_show_owned	(	struct device *	,
		struct device_attribute *	attr,
		char *
	)

Definition at line 674 of file tpm.c.

ssize_t tpm_show_pcrs	(	struct device *	,
		struct device_attribute *	attr,
		char *
	)

Definition at line 887 of file tpm.c.

ssize_t tpm_show_pubek	(	struct device *	,
		struct device_attribute *	attr,
		char *
	)

Definition at line 924 of file tpm.c.

ssize_t tpm_show_temp_deactivated	(	struct device *	,
		struct device_attribute *	attr,
		char *
	)

Definition at line 690 of file tpm.c.

ssize_t tpm_show_timeouts	(	struct device *	,
		struct device_attribute *	attr,
		char *
	)

Definition at line 1051 of file tpm.c.

ssize_t tpm_store_cancel	(	struct device *	,
		struct device_attribute *	attr,
		const char *	,
		size_t
	)

Definition at line 1066 of file tpm.c.

ssize_t tpm_write	(	struct file *	,
		const char __user *	,
		size_t	,
		loff_t *
	)

Definition at line 1181 of file tpm.c.

int wait_for_tpm_stat	(	struct tpm_chip *	,
		u8	,
		unsigned	long,
		wait_queue_head_t *
	)

Definition at line 1078 of file tpm.c.

Variable Documentation

typedef __attribute__

__be32 a

Definition at line 195 of file tpm.h.

u8 algorithm[4]

Definition at line 259 of file tpm.h.

u8 allowMaintenance

Definition at line 231 of file tpm.h.

__be32 b

Definition at line 196 of file tpm.h.

u8 bGlobalLock

Definition at line 178 of file tpm.h.

__be32 c

Definition at line 197 of file tpm.h.

cap_t cap

Definition at line 243 of file tpm.h.

__be32 cap_size

Definition at line 248 of file tpm.h.

u8 CEKPUsed

Definition at line 235 of file tpm.h.

u8 checksum[20]

Definition at line 266 of file tpm.h.

__be32 d

Definition at line 198 of file tpm.h.

u8 deactivated

Definition at line 174 of file tpm.h.

u8 disable

Definition at line 226 of file tpm.h.

u8 disableForceClear

Definition at line 175 of file tpm.h.

u8 disableFullDALogicInfo

Definition at line 245 of file tpm.h.

u8 disableOwnerClear

Definition at line 230 of file tpm.h.

u8 enableRevokeEK

Definition at line 240 of file tpm.h.

u8 encscheme[2]

Definition at line 260 of file tpm.h.

u8 FIPS

Definition at line 238 of file tpm.h.

u8 hash[TPM_DIGEST_SIZE]

Definition at line 279 of file tpm.h.

tpm_cmd_header header

Definition at line 310 of file tpm.h.

__be32 keysize

Definition at line 264 of file tpm.h.

__be32 length

Definition at line 159 of file tpm.h.

u8 maintenanceDone

Definition at line 244 of file tpm.h.

u8 Major

Definition at line 180 of file tpm.h.

u8 Minor

Definition at line 181 of file tpm.h.

unsigned char modulus

Definition at line 265 of file tpm.h.

__be32 num_bytes

Definition at line 293 of file tpm.h.

u8 nvLocked

Definition at line 241 of file tpm.h.

u8 operator

Definition at line 239 of file tpm.h.

__be32 ordinal

Definition at line 160 of file tpm.h.

u8 ownership

Definition at line 227 of file tpm.h.

:framebuffer variable parameters

mx3fb_check_var() - check and adjust framebuffer variable parameters.

: framebuffer information pointer

Definition at line 263 of file tpm.h.

tpm_cmd_params params

Definition at line 311 of file tpm.h.

__be32 paramsize

Definition at line 262 of file tpm.h.

__be32 pcr_idx

Definition at line 273 of file tpm.h.

u8 pcr_result[TPM_DIGEST_SIZE]

Definition at line 269 of file tpm.h.

u8 physicalPresence

Definition at line 176 of file tpm.h.

u8 physicalPresenceCMDEnable

Definition at line 234 of file tpm.h.

u8 physicalPresenceHWEnable

Definition at line 233 of file tpm.h.

u8 physicalPresenceLifetimeLock

Definition at line 232 of file tpm.h.

u8 physicalPresenceLock

Definition at line 177 of file tpm.h.

u8 readPubek

Definition at line 229 of file tpm.h.

u8 readSRKPub

Definition at line 242 of file tpm.h.

__u16 return_code

Definition at line 166 of file tpm.h.

u8 revMajor

Definition at line 182 of file tpm.h.

u8 revMinor

Definition at line 183 of file tpm.h.

u8 rng_data[TPM_MAX_RNG_DATA]

Definition at line 290 of file tpm.h.

__be32 rng_data_len

Definition at line 289 of file tpm.h.

u8 sigscheme[2]

Definition at line 261 of file tpm.h.

__be32 subcap

Definition at line 245 of file tpm.h.

__be32 subcap_size

Definition at line 244 of file tpm.h.

__be16 tag

Definition at line 158 of file tpm.h.

__be32 tpm_long

Definition at line 203 of file tpm.h.

__be32 tpm_medium

Definition at line 202 of file tpm.h.

__be32 tpm_short

Definition at line 201 of file tpm.h.

u8 tpmEstablished

Definition at line 243 of file tpm.h.

u8 TPMpost

Definition at line 236 of file tpm.h.

u8 TPMpostLock

Definition at line 237 of file tpm.h.