diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/efi_loader/efi_disk.c | 2 | ||||
| -rw-r--r-- | lib/tpm.c | 29 |
2 files changed, 30 insertions, 1 deletions
diff --git a/lib/efi_loader/efi_disk.c b/lib/efi_loader/efi_disk.c index 1e3dca46ba..39e602a868 100644 --- a/lib/efi_loader/efi_disk.c +++ b/lib/efi_loader/efi_disk.c @@ -251,7 +251,7 @@ static int efi_disk_create_eltorito(struct blk_desc *desc, const char *pdevname) { int disks = 0; -#ifdef CONFIG_ISO_PARTITION +#if CONFIG_IS_ENABLED(ISO_PARTITION) char devname[32] = { 0 }; /* dp->str is u16[32] long */ disk_partition_t info; int part = 1; @@ -645,6 +645,35 @@ uint32_t tpm_get_permissions(uint32_t index, uint32_t *perm) return 0; } +#ifdef CONFIG_TPM_FLUSH_RESOURCES +uint32_t tpm_flush_specific(uint32_t key_handle, uint32_t resource_type) +{ + const uint8_t command[18] = { + 0x00, 0xc1, /* TPM_TAG */ + 0x00, 0x00, 0x00, 0x12, /* parameter size */ + 0x00, 0x00, 0x00, 0xba, /* TPM_COMMAND_CODE */ + 0x00, 0x00, 0x00, 0x00, /* key handle */ + 0x00, 0x00, 0x00, 0x00, /* resource type */ + }; + const size_t key_handle_offset = 10; + const size_t resource_type_offset = 14; + uint8_t buf[COMMAND_BUFFER_SIZE], response[COMMAND_BUFFER_SIZE]; + size_t response_length = sizeof(response); + uint32_t err; + + if (pack_byte_string(buf, sizeof(buf), "sdd", + 0, command, sizeof(command), + key_handle_offset, key_handle, + resource_type_offset, resource_type)) + return TPM_LIB_ERROR; + + err = tpm_sendrecv_command(buf, response, &response_length); + if (err) + return err; + return 0; +} +#endif /* CONFIG_TPM_FLUSH_RESOURCES */ + #ifdef CONFIG_TPM_AUTH_SESSIONS /** |