[coreboot] setting smbios values from the OS

Rafael Vanoni rafael.vanoni at pluribusnetworks.com
Thu Jun 19 21:19:19 CEST 2014


On 06/17/2014 01:12 AM, Christian Gmeiner wrote:
> 2014-06-16 19:05 GMT+02:00 Rafael Vanoni <rafael.vanoni at pluribusnetworks.com>:
>> On 06/13/2014 09:40 AM, Marc Jones wrote:
>>>
>>> Rafael,
>>>
>>> i don't think that you can update them once the OS loads. The OS would
>>> have already made decisions based on the settings.
>>>
>>> Marc
>>>
>>>
>>> On Tue, Jun 10, 2014 at 7:41 PM, Rafael Vanoni
>>> <rafael.vanoni at pluribusnetworks.com> wrote:
>>>>
>>>> Hi folks, first time posting here. I was wondering if it would be
>>>> possible
>>>> to modify smbios values once a system is up and running. Has anyone ever
>>>> looked into that? If not, any pointers on how to implement this would be
>>>> greatly appreciated. I'm fairly new to coreboot but would like to look
>>>> into
>>>> this.
>>>>
>>>> This is with coreboot + seabios, btw.
>>>>
>>>> Thanks,
>>>> Rafael
>>>>
>>>>
>>
>>
>> Hi Marc,
>>
>> That's true, but my intention is to modify more 'informational' fields like
>> version, sn, etc. Nothing that would break the OS.
>>
>
> Wrong: http://lxr.free-electrons.com/ident?i=DMI_MATCH
>
> You can modify dmi values in coreboot - see bachmann/ot205
>
> greets
> --
> Christian Gmeiner, MSc
>
> https://soundcloud.com/christian-gmeiner
>



Ok, is there a tool or library to edit DMI values ?

Thanks,
Rafael









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