Question about OpenBMC Remote BIOS configuration proposal

Sekar, Suryakanth suryakanth.sekar at
Sat Aug 1 00:54:48 AEST 2020

Sure Abner.  We discussed the same earlier but I didnt follow up with 
latest Redfish Host interface spec.

I will sync with him on this.

On 7/31/2020 7:50 PM, Chang, Abner (HPS SW/FW Technologist) wrote:
> Hi Sakar, thanks for the response.
> After some conversations with OpenBMC people, I recognized RBC daemon 
> is standardized and Intel or IBM have their own implementations to 
> collaborate with RBC daemon.
> For the OEM ipmi commands defined for BIOS and bmc communication, you 
> probably can join  Redfish Host Interface meeting because we are 
> defining the IPMI Redfish command in this meeting. You may also reach 
> out to John Leun from intel, who is the representative of Intel for 
> that meeting.
> I may have PR of the Remote Bios  configuration document for some  
> cosmetic revises and make this spec more clear on system firmware 
> point of view.
> Thanks
> Abner
> ------------------------------------------------------------------------
> *From:* Sekar, Suryakanth <suryakanth.sekar at>
> *Sent:* Wednesday, July 29, 2020 5:30:06 PM
> *To:* Deepak Kodihalli <dkodihal at>; Chang, Abner 
> (HPS SW/FW Technologist) <abner.chang at>
> *Cc:* Garrett, Mike (HPE Server Firmware) <mike.garrett at>; 
> openbmc at <openbmc at>; Wu, Frank (ISS 
> Firmware) <frank.l.wu at>
> *Subject:* Re: Question about OpenBMC Remote BIOS configuration proposal
> Sorry, I was Out of Office  few days and busy in other priority.
> Abner,
> we are supporting Intel uses  OEM IPMI command , IBM uses  PLDM method
> is transfer data from BIOS to the BMC.
> In Intel, we are using (Intel prop) XML format which contain all needed
> info  from BIOS to the BMC.
> Let me know whats requirement. we can discuss the same.
> This BIOS config -setting   should be generic.
> Thanks
> Suryakanth.S
> On 7/23/2020 2:51 PM, Deepak Kodihalli wrote:
> > On 23/07/20 2:04 pm, Chang, Abner (HPS SW/FW Technologist) wrote:
> >> Hi Sekar,
> >> This is Abner Chang from HPE Server BIOS team, our team is also
> >> working on UEFI/EDK2 Redfish open source solution (just FYI the POC
> >> code is almost done).
> >>
> >> I read through the Remote BIOS configuration proposal and would like
> >> to see if we still have chance to make some changes on it to reduce
> >> the efforts on both BMC and BIOS. Also get rid of using PLDM BIOS
> >> control/Configuration methodology because we can find the equivalent
> >> method if use Redfish service.
> >
> > The design describes PLDM as one of the alternatives, but it is not
> > the only. The design talks about inband IPMI as well. In other words,
> > the design doesn't mandate what inband communication protocol BIOS and
> > BMC should use. On certain IBM systems, this protocol is PLDM.
> >
> > Regards,
> > Deepak
> >
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <>

More information about the openbmc mailing list