diff options
| -rw-r--r-- | boot/bootm.c | 1 | ||||
| -rw-r--r-- | include/efi_tcg2.h | 1 | ||||
| -rw-r--r-- | include/tpm-v2.h | 131 | ||||
| -rw-r--r-- | include/tpm_tcg2.h | 146 | ||||
| -rw-r--r-- | lib/tpm-v2.c | 1 |
5 files changed, 149 insertions, 131 deletions
diff --git a/boot/bootm.c b/boot/bootm.c index 3de87eb185d..376d63aafc9 100644 --- a/boot/bootm.c +++ b/boot/bootm.c @@ -24,6 +24,7 @@ #include <asm/io.h> #include <linux/sizes.h> #include <tpm-v2.h> +#include <tpm_tcg2.h> #if defined(CONFIG_CMD_USB) #include <usb.h> #endif diff --git a/include/efi_tcg2.h b/include/efi_tcg2.h index 54490969b2d..8dfb1bc9527 100644 --- a/include/efi_tcg2.h +++ b/include/efi_tcg2.h @@ -18,6 +18,7 @@ #include <efi_api.h> #include <tpm-v2.h> +#include <tpm_tcg2.h> /* TPMV2 only */ #define TCG2_EVENT_LOG_FORMAT_TCG_2 0x00000002 diff --git a/include/tpm-v2.h b/include/tpm-v2.h index c9d5cb6d3e5..38d79207e32 100644 --- a/include/tpm-v2.h +++ b/include/tpm-v2.h @@ -55,59 +55,6 @@ struct udevice; #define TPM2_PT_MAX_COMMAND_SIZE (u32)(TPM2_PT_FIXED + 30) #define TPM2_PT_MAX_RESPONSE_SIZE (u32)(TPM2_PT_FIXED + 31) -/* - * event types, cf. - * "TCG Server Management Domain Firmware Profile Specification", - * rev 1.00, 2020-05-01 - */ -#define EV_POST_CODE ((u32)0x00000001) -#define EV_NO_ACTION ((u32)0x00000003) -#define EV_SEPARATOR ((u32)0x00000004) -#define EV_ACTION ((u32)0x00000005) -#define EV_TAG ((u32)0x00000006) -#define EV_S_CRTM_CONTENTS ((u32)0x00000007) -#define EV_S_CRTM_VERSION ((u32)0x00000008) -#define EV_CPU_MICROCODE ((u32)0x00000009) -#define EV_PLATFORM_CONFIG_FLAGS ((u32)0x0000000A) -#define EV_TABLE_OF_DEVICES ((u32)0x0000000B) -#define EV_COMPACT_HASH ((u32)0x0000000C) - -/* - * event types, cf. - * "TCG PC Client Platform Firmware Profile Specification", Family "2.0" - * Level 00 Version 1.05 Revision 23, May 7, 2021 - */ -#define EV_EFI_EVENT_BASE ((u32)0x80000000) -#define EV_EFI_VARIABLE_DRIVER_CONFIG ((u32)0x80000001) -#define EV_EFI_VARIABLE_BOOT ((u32)0x80000002) -#define EV_EFI_BOOT_SERVICES_APPLICATION ((u32)0x80000003) -#define EV_EFI_BOOT_SERVICES_DRIVER ((u32)0x80000004) -#define EV_EFI_RUNTIME_SERVICES_DRIVER ((u32)0x80000005) -#define EV_EFI_GPT_EVENT ((u32)0x80000006) -#define EV_EFI_ACTION ((u32)0x80000007) -#define EV_EFI_PLATFORM_FIRMWARE_BLOB ((u32)0x80000008) -#define EV_EFI_HANDOFF_TABLES ((u32)0x80000009) -#define EV_EFI_PLATFORM_FIRMWARE_BLOB2 ((u32)0x8000000A) -#define EV_EFI_HANDOFF_TABLES2 ((u32)0x8000000B) -#define EV_EFI_VARIABLE_BOOT2 ((u32)0x8000000C) -#define EV_EFI_HCRTM_EVENT ((u32)0x80000010) -#define EV_EFI_VARIABLE_AUTHORITY ((u32)0x800000E0) -#define EV_EFI_SPDM_FIRMWARE_BLOB ((u32)0x800000E1) -#define EV_EFI_SPDM_FIRMWARE_CONFIG ((u32)0x800000E2) - -#define EFI_CALLING_EFI_APPLICATION \ - "Calling EFI Application from Boot Option" -#define EFI_RETURNING_FROM_EFI_APPLICATION \ - "Returning from EFI Application from Boot Option" -#define EFI_EXIT_BOOT_SERVICES_INVOCATION \ - "Exit Boot Services Invocation" -#define EFI_EXIT_BOOT_SERVICES_FAILED \ - "Exit Boot Services Returned with Failure" -#define EFI_EXIT_BOOT_SERVICES_SUCCEEDED \ - "Exit Boot Services Returned with Success" -#define EFI_DTB_EVENT_STRING \ - "DTB DATA" - /* TPMS_TAGGED_PROPERTY Structure */ struct tpms_tagged_property { u32 property; @@ -150,23 +97,6 @@ struct tpms_capability_data { } __packed; /** - * SHA1 Event Log Entry Format - * - * @pcr_index: PCRIndex event extended to - * @event_type: Type of event (see EFI specs) - * @digest: Value extended into PCR index - * @event_size: Size of event - * @event: Event data - */ -struct tcg_pcr_event { - u32 pcr_index; - u32 event_type; - u8 digest[TPM2_SHA1_DIGEST_SIZE]; - u32 event_size; - u8 event[]; -} __packed; - -/** * Definition of TPMU_HA Union */ union tpmu_ha { @@ -200,67 +130,6 @@ struct tpml_digest_values { } __packed; /** - * Crypto Agile Log Entry Format - * - * @pcr_index: PCRIndex event extended to - * @event_type: Type of event - * @digests: List of digestsextended to PCR index - * @event_size: Size of the event data - * @event: Event data - */ -struct tcg_pcr_event2 { - u32 pcr_index; - u32 event_type; - struct tpml_digest_values digests; - u32 event_size; - u8 event[]; -} __packed; - -/** - * struct TCG_EfiSpecIdEventAlgorithmSize - hashing algorithm information - * - * @algorithm_id: algorithm defined in enum tpm2_algorithms - * @digest_size: size of the algorithm - */ -struct tcg_efi_spec_id_event_algorithm_size { - u16 algorithm_id; - u16 digest_size; -} __packed; - -#define TCG_EFI_SPEC_ID_EVENT_SIGNATURE_03 "Spec ID Event03" -#define TCG_EFI_SPEC_ID_EVENT_SPEC_VERSION_MAJOR_TPM2 2 -#define TCG_EFI_SPEC_ID_EVENT_SPEC_VERSION_MINOR_TPM2 0 -#define TCG_EFI_SPEC_ID_EVENT_SPEC_VERSION_ERRATA_TPM2 2 - -/** - * struct TCG_EfiSpecIDEventStruct - content of the event log header - * - * @signature: signature, set to Spec ID Event03 - * @platform_class: class defined in TCG ACPI Specification - * Client Common Header. - * @spec_version_minor: minor version - * @spec_version_major: major version - * @spec_version_errata: major version - * @uintn_size: size of the efi_uintn_t fields used in various - * data structures used in this specification. - * 0x01 indicates u32 and 0x02 indicates u64 - * @number_of_algorithms: hashing algorithms used in this event log - * @digest_sizes: array of number_of_algorithms pairs - * 1st member defines the algorithm id - * 2nd member defines the algorithm size - */ -struct tcg_efi_spec_id_event { - u8 signature[16]; - u32 platform_class; - u8 spec_version_minor; - u8 spec_version_major; - u8 spec_errata; - u8 uintn_size; - u32 number_of_algorithms; - struct tcg_efi_spec_id_event_algorithm_size digest_sizes[]; -} __packed; - -/** * TPM2 Structure Tags for command/response buffers. * * @TPM2_ST_NO_SESSIONS: the command does not need an authentication. diff --git a/include/tpm_tcg2.h b/include/tpm_tcg2.h new file mode 100644 index 00000000000..581ff6f24a4 --- /dev/null +++ b/include/tpm_tcg2.h @@ -0,0 +1,146 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Defines APIs and structures that adhere to + * https://trustedcomputinggroup.org/resource/pc-client-specific-platform-firmware-profile-specification/ + * https://trustedcomputinggroup.org/resource/tcg-efi-protocol-specification/ + * + * Copyright (c) 2020 Linaro Limited + */ + +#ifndef __TPM_TCG_V2_H +#define __TPM_TCG_V2_H + +#include <tpm-v2.h> + +/* + * event types, cf. + * "TCG Server Management Domain Firmware Profile Specification", + * rev 1.00, 2020-05-01 + */ +#define EV_POST_CODE ((u32)0x00000001) +#define EV_NO_ACTION ((u32)0x00000003) +#define EV_SEPARATOR ((u32)0x00000004) +#define EV_ACTION ((u32)0x00000005) +#define EV_TAG ((u32)0x00000006) +#define EV_S_CRTM_CONTENTS ((u32)0x00000007) +#define EV_S_CRTM_VERSION ((u32)0x00000008) +#define EV_CPU_MICROCODE ((u32)0x00000009) +#define EV_PLATFORM_CONFIG_FLAGS ((u32)0x0000000A) +#define EV_TABLE_OF_DEVICES ((u32)0x0000000B) +#define EV_COMPACT_HASH ((u32)0x0000000C) + +/* + * event types, cf. + * "TCG PC Client Platform Firmware Profile Specification", Family "2.0" + * Level 00 Version 1.05 Revision 23, May 7, 2021 + */ +#define EV_EFI_EVENT_BASE ((u32)0x80000000) +#define EV_EFI_VARIABLE_DRIVER_CONFIG ((u32)0x80000001) +#define EV_EFI_VARIABLE_BOOT ((u32)0x80000002) +#define EV_EFI_BOOT_SERVICES_APPLICATION ((u32)0x80000003) +#define EV_EFI_BOOT_SERVICES_DRIVER ((u32)0x80000004) +#define EV_EFI_RUNTIME_SERVICES_DRIVER ((u32)0x80000005) +#define EV_EFI_GPT_EVENT ((u32)0x80000006) +#define EV_EFI_ACTION ((u32)0x80000007) +#define EV_EFI_PLATFORM_FIRMWARE_BLOB ((u32)0x80000008) +#define EV_EFI_HANDOFF_TABLES ((u32)0x80000009) +#define EV_EFI_PLATFORM_FIRMWARE_BLOB2 ((u32)0x8000000A) +#define EV_EFI_HANDOFF_TABLES2 ((u32)0x8000000B) +#define EV_EFI_VARIABLE_BOOT2 ((u32)0x8000000C) +#define EV_EFI_HCRTM_EVENT ((u32)0x80000010) +#define EV_EFI_VARIABLE_AUTHORITY ((u32)0x800000E0) +#define EV_EFI_SPDM_FIRMWARE_BLOB ((u32)0x800000E1) +#define EV_EFI_SPDM_FIRMWARE_CONFIG ((u32)0x800000E2) + +#define EFI_CALLING_EFI_APPLICATION \ + "Calling EFI Application from Boot Option" +#define EFI_RETURNING_FROM_EFI_APPLICATION \ + "Returning from EFI Application from Boot Option" +#define EFI_EXIT_BOOT_SERVICES_INVOCATION \ + "Exit Boot Services Invocation" +#define EFI_EXIT_BOOT_SERVICES_FAILED \ + "Exit Boot Services Returned with Failure" +#define EFI_EXIT_BOOT_SERVICES_SUCCEEDED \ + "Exit Boot Services Returned with Success" +#define EFI_DTB_EVENT_STRING \ + "DTB DATA" + +/** + * struct TCG_EfiSpecIdEventAlgorithmSize - hashing algorithm information + * + * @algorithm_id: algorithm defined in enum tpm2_algorithms + * @digest_size: size of the algorithm + */ +struct tcg_efi_spec_id_event_algorithm_size { + u16 algorithm_id; + u16 digest_size; +} __packed; + +/** + * SHA1 Event Log Entry Format + * + * @pcr_index: PCRIndex event extended to + * @event_type: Type of event (see EFI specs) + * @digest: Value extended into PCR index + * @event_size: Size of event + * @event: Event data + */ +struct tcg_pcr_event { + u32 pcr_index; + u32 event_type; + u8 digest[TPM2_SHA1_DIGEST_SIZE]; + u32 event_size; + u8 event[]; +} __packed; + +/** + * Crypto Agile Log Entry Format + * + * @pcr_index: PCRIndex event extended to + * @event_type: Type of event + * @digests: List of digestsextended to PCR index + * @event_size: Size of the event data + * @event: Event data + */ +struct tcg_pcr_event2 { + u32 pcr_index; + u32 event_type; + struct tpml_digest_values digests; + u32 event_size; + u8 event[]; +} __packed; + +/** + * struct TCG_EfiSpecIDEventStruct - content of the event log header + * + * @signature: signature, set to Spec ID Event03 + * @platform_class: class defined in TCG ACPI Specification + * Client Common Header. + * @spec_version_minor: minor version + * @spec_version_major: major version + * @spec_version_errata: major version + * @uintn_size: size of the efi_uintn_t fields used in various + * data structures used in this specification. + * 0x01 indicates u32 and 0x02 indicates u64 + * @number_of_algorithms: hashing algorithms used in this event log + * @digest_sizes: array of number_of_algorithms pairs + * 1st member defines the algorithm id + * 2nd member defines the algorithm size + */ +struct tcg_efi_spec_id_event { + u8 signature[16]; + u32 platform_class; + u8 spec_version_minor; + u8 spec_version_major; + u8 spec_errata; + u8 uintn_size; + u32 number_of_algorithms; + struct tcg_efi_spec_id_event_algorithm_size digest_sizes[]; +} __packed; + +#define TCG_EFI_SPEC_ID_EVENT_SIGNATURE_03 "Spec ID Event03" +#define TCG_EFI_SPEC_ID_EVENT_SPEC_VERSION_MAJOR_TPM2 2 +#define TCG_EFI_SPEC_ID_EVENT_SPEC_VERSION_MINOR_TPM2 0 +#define TCG_EFI_SPEC_ID_EVENT_SPEC_VERSION_ERRATA_TPM2 2 + +#endif /* __TPM_TCG_V2_H */ diff --git a/lib/tpm-v2.c b/lib/tpm-v2.c index 91526af33ac..c3832bb7f76 100644 --- a/lib/tpm-v2.c +++ b/lib/tpm-v2.c @@ -10,6 +10,7 @@ #include <tpm_api.h> #include <tpm-common.h> #include <tpm-v2.h> +#include <tpm_tcg2.h> #include <u-boot/sha1.h> #include <u-boot/sha256.h> #include <u-boot/sha512.h> |