diff options
Diffstat (limited to 'lib/tpm-v2.c')
| -rw-r--r-- | lib/tpm-v2.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/lib/tpm-v2.c b/lib/tpm-v2.c index 697b982..9ab5b46 100644 --- a/lib/tpm-v2.c +++ b/lib/tpm-v2.c @@ -44,6 +44,23 @@ u32 tpm2_self_test(struct udevice *dev, enum tpm2_yes_no full_test) return tpm_sendrecv_command(dev, command_v2, NULL, NULL); } +u32 tpm2_auto_start(struct udevice *dev) +{ + u32 rc; + + rc = tpm2_self_test(dev, TPMI_YES); + + if (rc == TPM2_RC_INITIALIZE) { + rc = tpm2_startup(dev, TPM2_SU_CLEAR); + if (rc) + return rc; + + rc = tpm2_self_test(dev, TPMI_YES); + } + + return rc; +} + u32 tpm2_clear(struct udevice *dev, u32 handle, const char *pw, const ssize_t pw_sz) { |