From: Tadeusz Struk <tadeusz.struk at intel.com>
To: tpm2@lists.01.org
Subject: Re: [tpm2] how can i use abrmd/tpmrm0 with tpm2-tools
Date: Wed, 12 Dec 2018 07:55:47 -0800 [thread overview]
Message-ID: <8f9ee707-d44e-53ee-5946-fb12530587b8@intel.com> (raw)
In-Reply-To: 20181212154532.GD1889@carbon
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On 12/12/18 7:45 AM, Petko Manolov wrote:
> # tpm2_takeownership -c
> ERROR:tcti:src/tss2-tcti/tcti-device.c:319:Tss2_Tcti_Device_Init() Failed to open device file /dev/tpm0: Device or resource busy
> ERROR: tcti init allocation routine failed for library: "device" options: "(null)"
> ERROR: Could not load tcti, got: "device"
>
> How do i tell tpm2_xxx to use the userspace daemon instead of /dev/tpm0?
>
> I'd like to apologize if this has been answered before. If that's the case
> please point me to the corresponding thread.
Try 'man tpm2_takeownership' and find the TCTI ENVIRONMENT and TCTI OPTIONS sections.
--
Tadeusz
next reply other threads:[~2018-12-12 15:55 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-12 15:55 Tadeusz Struk [this message]
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2018-12-12 15:45 [tpm2] how can i use abrmd/tpmrm0 with tpm2-tools Petko Manolov
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