2012-10-01 12:57:14

by Jonathan McCune

Subject: Re: [tpmdd-devel] [PATCH] TPM: Issue TPM_STARTUP at driver load if the TPM has not been started

Hi Jason,

On Sun, Sep 30, 2012 at 7:30 PM, Jason Gunthorpe
<[email protected]> wrote:
> The TPM will respond to TPM_GET_CAP with TPM_ERR_INVALID_POSTINIT if
> TPM_STARTUP has not been issued. This will result in the TPM driver
> failing to load and no way to recover. Detect this and automatically
> issue TPM_STARTUP.
>
> This is for embedded applications where the kernel is the first thing
> to touch the TPM.

I welcome such functionality. Thanks for your efforts.

Regards,
-Jon

2012-10-01 15:15:27

by Peter Huewe

Subject: RE: [tpmdd-devel] [PATCH] TPM: Issue TPM_STARTUP at driver load if the TPM has not been started

>I welcome such functionality. Thanks for your efforts.
Me too ;)

Peter Huewe

Infineon Technologies AG
CCS TI SWT SW ESW
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Thanks,
Peter