/* SPDX-License-Identifier: GPL-2.0 */ | |
#ifndef __LINUX_TPM_EVENTLOG_H__ | |
#define __LINUX_TPM_EVENTLOG_H__ | |
#include <linux/tpm.h> | |
#define TCG_EVENT_NAME_LEN_MAX 255 | |
#define MAX_TEXT_EVENT 1000 /* Max event string length */ | |
#define ACPI_TCPA_SIG "TCPA" /* 0x41504354 /'TCPA' */ | |
#define EFI_TCG2_EVENT_LOG_FORMAT_TCG_1_2 0x1 | |
#define EFI_TCG2_EVENT_LOG_FORMAT_TCG_2 0x2 | |
#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 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, | |
}; | |
/* http://www.trustedcomputinggroup.org/tcg-efi-protocol-specification/ */ | |
struct tcg_efi_specid_event_algs { | |
u16 alg_id; | |
u16 digest_size; | |
} __packed; | |
struct tcg_efi_specid_event_head { | |
u8 signature[16]; | |
u32 platform_class; | |
u8 spec_version_minor; | |
u8 spec_version_major; | |
u8 spec_errata; | |
u8 uintnsize; | |
u32 num_algs; | |
struct tcg_efi_specid_event_algs digest_sizes[]; | |
} __packed; | |
struct tcg_pcr_event { | |
u32 pcr_idx; | |
u32 event_type; | |
u8 digest[20]; | |
u32 event_size; | |
u8 event[0]; | |
} __packed; | |
struct tcg_event_field { | |
u32 event_size; | |
u8 event[0]; | |
} __packed; | |
struct tcg_pcr_event2_head { | |
u32 pcr_idx; | |
u32 event_type; | |
u32 count; | |
struct tpm_digest digests[]; | |
} __packed; | |
#endif |