Release 4.7 drivers/char/tpm/tpm_eventlog.h

#ifndef __TPM_EVENTLOG_H__

#define __TPM_EVENTLOG_H__


#define TCG_EVENT_NAME_LEN_MAX	255

#define MAX_TEXT_EVENT		1000	
/* Max event string length */

#define ACPI_TCPA_SIG		"TCPA"	
/* 0x41504354 /'TCPA' */

#ifdef CONFIG_PPC64

#define do_endian_conversion(x) be32_to_cpu(x)
#else

#define do_endian_conversion(x) x
#endif


enum bios_platform_class {
	
BIOS_CLIENT = 0x00,
	
BIOS_SERVER = 0x01,
};


struct tpm_bios_log {
	
void *bios_event_log;
	
void *bios_event_log_end;
};


struct tcpa_event {
	
u32 pcr_index;
	
u32 event_type;
	
u8 pcr_value[20];	/* SHA1 */
	
u32 event_size;
	
u8 event_data[0];
};


enum tcpa_event_types {
	
PREBOOT = 0,
	
POST_CODE,
	
UNUSED,
	
NO_ACTION,
	
SEPARATOR,
	
ACTION,
	
EVENT_TAG,
	
SCRTM_CONTENTS,
	
SCRTM_VERSION,
	
CPU_MICROCODE,
	
PLATFORM_CONFIG_FLAGS,
	
TABLE_OF_DEVICES,
	
COMPACT_HASH,
	
IPL,
	
IPL_PARTITION_DATA,
	
NONHOST_CODE,
	
NONHOST_CONFIG,
	
NONHOST_INFO,
};


struct tcpa_pc_event {
	
u32 event_id;
	
u32 event_size;
	
u8 event_data[0];
};


enum tcpa_pc_event_ids {
	
SMBIOS = 1,
	
BIS_CERT,
	
POST_BIOS_ROM,
	
ESCD,
	
CMOS,
	
NVRAM,
	
OPTION_ROM_EXEC,
	
OPTION_ROM_CONFIG,
	
OPTION_ROM_MICROCODE = 10,
	
S_CRTM_VERSION,
	
S_CRTM_CONTENTS,
	
POST_CONTENTS,
	
HOST_TABLE_OF_DEVICES,
};

int read_log(struct tpm_bios_log *log);

#if defined(CONFIG_TCG_IBMVTPM) || defined(CONFIG_TCG_IBMVTPM_MODULE) || \
	defined(CONFIG_ACPI)
extern struct dentry **tpm_bios_log_setup(char *);
extern void tpm_bios_log_teardown(struct dentry **);
#else


static inline struct dentry **tpm_bios_log_setup(char *name)
{
	return NULL;
}
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static inline void tpm_bios_log_teardown(struct dentry **dir)
{
}
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#endif

#endif
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Directory: drivers/char/tpm

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