diff options
author | Stefan Berger <stefanb@linux.vnet.ibm.com> | 2015-02-23 09:27:20 -0500 |
---|---|---|
committer | Michael S. Tsirkin <mst@redhat.com> | 2015-03-01 12:33:21 +0100 |
commit | 9dd5c40ddfe332d8a03034d8e01208e5e1a4f5f7 (patch) | |
tree | a886b88020b0b26854687977a947625e47a0fc30 /hw/tpm/tpm_tis.c | |
parent | fd859081453f94c3cbd6527289e41b7fddbf645f (diff) |
tpm: Support for capability flags of TIS 1.3
Provide the TIS 1.3 capability flags.
The interface now looks like a TIS 1.3 interface. It's fully
compatible with previous TIS 1.2 and drivers written for
TIS 1.2 continue to work.
Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/tpm/tpm_tis.c')
-rw-r--r-- | hw/tpm/tpm_tis.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/hw/tpm/tpm_tis.c b/hw/tpm/tpm_tis.c index 61186c5e03..d0bb97f7d9 100644 --- a/hw/tpm/tpm_tis.c +++ b/hw/tpm/tpm_tis.c @@ -14,7 +14,7 @@ * * Implementation of the TIS interface according to specs found at * http://www.trustedcomputinggroup.org. This implementation currently - * supports version 1.21, revision 1.0. + * supports version 1.3, 21 March 2013 * In the developers menu choose the PC Client section then find the TIS * specification. */ @@ -103,8 +103,15 @@ #endif +#define TPM_TIS_CAP_INTERFACE_VERSION1_3 (2 << 28) +#define TPM_TIS_CAP_DATA_TRANSFER_64B (3 << 9) +#define TPM_TIS_CAP_DATA_TRANSFER_LEGACY (0 << 9) +#define TPM_TIS_CAP_BURST_COUNT_DYNAMIC (0 << 8) #define TPM_TIS_CAP_INTERRUPT_LOW_LEVEL (1 << 4) /* support is mandatory */ #define TPM_TIS_CAPABILITIES_SUPPORTED (TPM_TIS_CAP_INTERRUPT_LOW_LEVEL | \ + TPM_TIS_CAP_BURST_COUNT_DYNAMIC | \ + TPM_TIS_CAP_DATA_TRANSFER_64B | \ + TPM_TIS_CAP_INTERFACE_VERSION1_3 | \ TPM_TIS_INTERRUPTS_SUPPORTED) #define TPM_TIS_TPM_DID 0x0001 |