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| author | Simon Glass | 2021-07-18 14:17:59 -0600 |
|---|---|---|
| committer | Simon Glass | 2021-08-01 09:05:24 -0600 |
| commit | f9143c12003aabbad3a2485f8ad305f5dff5fae9 (patch) | |
| tree | 022b47f8b13fe5bb488a3a853ed68850db5a038b /drivers/tpm/sandbox_common.h | |
| parent | 1db235a186c001a50e5f5db9b587bbaa4e397ee7 (diff) | |
sandbox: tpm: Support the define-space command
Add support for this command, moving away from the previous approach of
hard-coding the initial data in the driver, now that the kernel-space data
has to be set up by the higher-level vboot code.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers/tpm/sandbox_common.h')
| -rw-r--r-- | drivers/tpm/sandbox_common.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/tpm/sandbox_common.h b/drivers/tpm/sandbox_common.h index aa5292d7945..e822a200fd3 100644 --- a/drivers/tpm/sandbox_common.h +++ b/drivers/tpm/sandbox_common.h @@ -93,4 +93,16 @@ void sb_tpm_write_data(struct nvdata_state nvdata[NV_SEQ_COUNT], enum sandbox_nv_space seq, const u8 *buf, int data_ofs, int length); +/** + * sb_tpm_define_data() - Set up non-volatile data + * + * If @length is too large, an error is logged and nothing is written. + * + * @nvdata: Current nvdata state + * @seq: Sequence number to set up + * @length: Length of space in bytes + */ +void sb_tpm_define_data(struct nvdata_state nvdata[NV_SEQ_COUNT], + enum sandbox_nv_space seq, int length); + #endif |