On Wed, Jun 05, 2019 at 04:39:36PM +0530, Sumit Garg wrote:
On Wed, 5 Jun 2019 at 01:39, Sasha Levin <sas...@kernel.org> wrote:On Tue, Jun 04, 2019 at 11:45:52AM +0530, Sumit Garg wrote: >On Thu, 30 May 2019 at 20:58, Sasha Levin <sas...@kernel.org> wrote: >> + /* Open context with TEE driver */ >> + pvt_data->ctx = tee_client_open_context(NULL, ftpm_tee_match, NULL, >> + NULL); >> + if (IS_ERR(pvt_data->ctx)) { >> + dev_err(dev, "%s:tee_client_open_context failed\n", __func__); > >Is this well tested? I see this misleading error multiple times as >follows although TEE driver works pretty well. Yes, this was all functionally tested.Can you share your build instructions and testing approach?
Yes: it looks like you got all the kernel bits, but not the firmware. There are instructions for it here: https://github.com/microsoft/ms-tpm-20-ref Once it's running, you can test it by running your favorite TPM usecases through /dev/tpm0. -- Thanks, Sasha
