diff options
author | Simon Glass | 2023-02-21 06:24:52 -0700 |
---|---|---|
committer | Ilias Apalodimas | 2023-02-28 09:44:33 +0200 |
commit | a11be4c303eabb142e074c7ca14b6ae0d293f0cb (patch) | |
tree | 99ebfce19f20a994bdc246bff46b39758675512e /lib/tpm-v1.c | |
parent | 4fef65715196364cb28ddbd7396b6015d78c778c (diff) |
tpm: Implement tpm_auto_start() for TPMv1.2
Add an implementation of this, moving the common call to tpm_init() up
into the common API implementation.
Add a test.
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Diffstat (limited to 'lib/tpm-v1.c')
-rw-r--r-- | lib/tpm-v1.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/lib/tpm-v1.c b/lib/tpm-v1.c index d0e3ab1b21d..60a18ca5040 100644 --- a/lib/tpm-v1.c +++ b/lib/tpm-v1.c @@ -69,6 +69,20 @@ u32 tpm1_continue_self_test(struct udevice *dev) return tpm_sendrecv_command(dev, command, NULL, NULL); } +u32 tpm1_auto_start(struct udevice *dev) +{ + u32 rc; + + rc = tpm1_startup(dev, TPM_ST_CLEAR); + /* continue on if the TPM is already inited */ + if (rc && rc != TPM_INVALID_POSTINIT) + return rc; + + rc = tpm1_self_test_full(dev); + + return rc; +} + u32 tpm1_clear_and_reenable(struct udevice *dev) { u32 ret; |