diff options
Diffstat (limited to 'src/lib')
| -rw-r--r-- | src/lib/tpm2_marshaling.c | 14 | ||||
| -rw-r--r-- | src/lib/tpm2_tlcl_structures.h | 1 |
2 files changed, 15 insertions, 0 deletions
diff --git a/src/lib/tpm2_marshaling.c b/src/lib/tpm2_marshaling.c index 5aad276dbb..9565aeab94 100644 --- a/src/lib/tpm2_marshaling.c +++ b/src/lib/tpm2_marshaling.c @@ -315,6 +315,15 @@ static void marshal_nv_read(void **buffer, marshal_u16(buffer, command_body->offset, buffer_space); } +/* TPM2_Clear command does not require paramaters. */ +static void marshal_clear(void **buffer, size_t *buffer_space) +{ + const uint32_t handle[] = { TPM_RH_PLATFORM }; + + marshal_common_session_header(buffer, handle, + ARRAY_SIZE(handle), buffer_space); +} + static void marshal_selftest(void **buffer, struct tpm2_self_test *command_body, size_t *buffer_space) @@ -359,6 +368,10 @@ int tpm_marshal_command(TPM_CC command, void *tpm_command_body, marshal_selftest(&cmd_body, tpm_command_body, &body_size); break; + case TPM2_Clear: + marshal_clear(&cmd_body, &body_size); + break; + default: body_size = 0; printk(BIOS_INFO, "%s:%d:Request to marshal unsupported command %#x\n", @@ -517,6 +530,7 @@ struct tpm2_response *tpm_unmarshal_response(TPM_CC command, &tpm2_resp.nvr); break; + case TPM2_Clear: case TPM2_NV_DefineSpace: case TPM2_NV_Write: /* Session data included in response can be safely ignored. */ diff --git a/src/lib/tpm2_tlcl_structures.h b/src/lib/tpm2_tlcl_structures.h index d05c564669..8e518583bc 100644 --- a/src/lib/tpm2_tlcl_structures.h +++ b/src/lib/tpm2_tlcl_structures.h @@ -56,6 +56,7 @@ struct tpm_header { } __attribute__((packed)); /* TPM command codes. */ +#define TPM2_Clear ((TPM_CC)0x00000126) #define TPM2_NV_DefineSpace ((TPM_CC)0x0000012A) #define TPM2_NV_Write ((TPM_CC)0x00000137) #define TPM2_SelfTest ((TPM_CC)0x00000143) |