[Xen-users] Re: About the TPM modular install problem

[田学军 <tianxuejun@xxxxxxxxxx>]

田学军 写道:
> Hi,
>
> I am a newbie in tpm virtualization on Xen.
> I'm working on a Vmware machine,so,it is a non-TPM enabled platforms,
> Now, I want use the tpm emulator to provide TPM's functionality
> for the virtual subsystem.but I meet some questions about the usage of
> the vtpm_managerd and tpm_xenu :
> for a privileged domain (e.g. domain 0).
>
> 1 - vtpm_managerd gives that error
>
> [root@localhost ~]# /usr/bin/vtpm_managerd
> INFO[VTPM]: Starting VTPM.
> INFO[TCS]: Constructing new TCS:
> ERROR[TXDATA]: TPM open failedERROR in VTPM_Init_Manager at
> vtpm_manager.c:205 code: TPM_IOERROR.
> ERROR[VTPM]: Closing vtpmd due to error during startup.
>
> PS: I have the TPM backend driver to be compiled as a modular. and I
> input the command: modprobe tpmbk,it is OK.
>
> 2 - I input the command,modprobe tpm_xenu, in domain U ,but it prompts
> the error
>
> [root@localhost ~]# modprobe tpm_xenu
> FATAL: Module tpm_xenu not found.
>
> PS: in the kernel configure section,I have selected the Device Driver /
> Character Devices / TPM Devices entrys.
>
> Thanks in advance..
>
> Best regards
>
> -tianxuejun
>
>   


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