blob: 1660d74ea79a3a436ef5a1bc8a293f5d52f1e771 [file] [log] [blame]
#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,
};
#if defined(CONFIG_ACPI)
int tpm_read_log_acpi(struct tpm_chip *chip);
#else
static inline int tpm_read_log_acpi(struct tpm_chip *chip)
{
return -ENODEV;
}
#endif
#if defined(CONFIG_OF)
int tpm_read_log_of(struct tpm_chip *chip);
#else
static inline int tpm_read_log_of(struct tpm_chip *chip)
{
return -ENODEV;
}
#endif
int tpm_bios_log_setup(struct tpm_chip *chip);
void tpm_bios_log_teardown(struct tpm_chip *chip);
#endif