Re: Flashrom tool failed on the Intel Bakerville platform(CPU:SKY-D)

[Angel Pons]

Hi Ocean

On Tue, Mar 24, 2020 at 2:41 AM Ocean Huang  wrote:
> Hi Angel:
>
> "0xa1c8" seems is the "QS/PRQ" SKU, but it does not mark it as "QS/PRQ" SKU in the eds spec "568202-d-2100-eds-rev2-1-review.pdf", the detail you can see the below image.
>
> However, I think the device id 0xa1c8 whether QS/PRQ SKU or Super SKU will not affect for flashrom tool.

Right, looks like the Xeon D-2100 integrates a Lewisburg PCH inside.
That explains why I couldn't find that ID anywhere: there is no
publicly available datasheet for these Xeons.
> Anyway, thank you very much for the support.
>
> Thanks,
> Best Regards,
> Ocean
>
> On Mon, Mar 23, 2020 at 11:08 PM Angel Pons  wrote:
> > Hi Ocean,
> >
> > On Mon, Mar 23, 2020 at 2:00 PM Ocean Huang via flashrom
> >  wrote:
> > > Hi David:
> > >
> > > For flashrom could update BIOS successfully on the Intel Bakerville platform(CPU:SKY-D), we need to add device id to chipset_enables table in the file of"chipset_enables.c", or it will cause below error:
> > > WARNING: No chipset found. Flash detection will most likely fail.
> > > No EEPROM/flash device found.
> > > Note: flashrom can never write if the flash chip isn't found automatically.
> > >
> > > So could you please help to add these three device ids to the chipset_enable table and upload to the Github?
> > > Attached the changed file.
> >
> > I see that you have added these three new device IDs:
> > {0x8086, 0xa1c8, NT,  "Intel", "C620 Series Chipset Supersku",
> >
> > enable_flash_c620},
> >     {0x8086, 0xa248, NT,  "Intel", "C620 Series Chipset Supersku",
> > enable_flash_c620},
> >     {0x8086, 0xa249, NT,  "Intel", "C620 Series Chipset Supersku",
> > enable_flash_c620},
> >
> > I can confirm that the last two IDs are for Super SKUs, but "0xa1c8"
> > (the first one) seems to be a "QS/PRQ" SKU. Could you please confirm
> > it? I have created a change to add these IDs:
> >
> > https://review.coreboot.org/39780
> >
> > In addition, since flashrom can successfully update the BIOS on these
> > chipsets, knowing the Device IDs that have been tested would be much
> > appreciated. That way, we can mark the chipsets as tested.
> > > Thanks,
> > > Best Regards,
> > > Ocean
> >
> > Thanks in advance,
> >
> > Angel Pons

Best regards,

Angel Pons