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fe6a06fbf6
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>
20 lines
463 B
C
20 lines
463 B
C
/* Copyright 2017 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef __CROS_EC_TPM_LOG_H
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#define __CROS_EC_TPM_LOG_H
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#include "event_log.h"
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enum tpm_event {
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TPM_EVENT_INIT,
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/* TODO: Add log events */
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};
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/* Log TPM event of given type with data payload. */
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void tpm_log_event(enum tpm_event type, uint16_t data);
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#endif /* __CROS_EC_TPM_LOG_H */
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