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| author | Shawn Nematbakhsh <shawnn@chromium.org> | 2017-08-02 17:30:54 -0700 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2017-08-10 22:47:24 -0700 |
| commit | fe6a06fbf604fa587889ccc5bc3cc1597172ba3e (patch) | |
| tree | 1ace2c0002da863e7ae39ed3fb542046acf8afe7 /include/tpm_vendor_cmds.h | |
| parent | 76a64e7c826e0665d75327cf8d219f1a7a534dd4 (diff) | |
| download | chrome-ec-fe6a06fbf604fa587889ccc5bc3cc1597172ba3e.tar.gz | |
tpm: Add optional event logging
Allow TPM to log events in a circular buffer through tpm_log_event().
Logs can be retrieved through a new vendor command
VENDOR_CC_POP_LOG_ENTRY.
BUG=b:63760920
TEST=On eve, store TPM logs through 'logentry' cr50 console command,
verify logs are fetched correctly through 'trunks_send --pop_logentry'.
BRANCH=None
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Change-Id: Idbc405728c0ba68078447fb59717d6115830e3d8
Reviewed-on: https://chromium-review.googlesource.com/599352
Commit-Ready: Shawn N <shawnn@chromium.org>
Tested-by: Shawn N <shawnn@chromium.org>
Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
Diffstat (limited to 'include/tpm_vendor_cmds.h')
| -rw-r--r-- | include/tpm_vendor_cmds.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/tpm_vendor_cmds.h b/include/tpm_vendor_cmds.h index ce1b3be057..f76685373c 100644 --- a/include/tpm_vendor_cmds.h +++ b/include/tpm_vendor_cmds.h @@ -41,6 +41,7 @@ enum vendor_cmd_cc { VENDOR_CC_GET_BOARD_ID = 25, VENDOR_CC_SET_BOARD_ID = 26, VENDOR_CC_U2F_APDU = 27, + VENDOR_CC_POP_LOG_ENTRY = 28, LAST_VENDOR_COMMAND = 65535, }; @@ -61,6 +62,7 @@ enum vendor_cmd_rc { VENDOR_RC_WRITE_FLASH_FAIL = 3, VENDOR_RC_REQUEST_TOO_BIG = 4, VENDOR_RC_RESPONSE_TOO_BIG = 5, + VENDOR_RC_INTERNAL_ERROR = 6, /* Only 7 bits available; max is 127 */ VENDOR_RC_NO_SUCH_COMMAND = 127, }; |