problem with permanent modification on Sculpt

Edoardo Mantovani mantovani.edoardo18 at gmail.com
Tue Feb 23 10:08:19 CET 2021


Hello Norman and Hello Christian,

Thanks for your support!
After some work, I was able to set the AHCI mode for the SATA, now the
"Storage" button in  Sculpt works excellent.
This thread can be closed, I think.
Regards and still thanks,
Edoardo Mantovani, 2021


Il giorno mar 23 feb 2021 alle ore 09:45 Norman Feske
<norman.feske at genode-labs.com> ha scritto:
>
> Hello,
>
> from looking at the log, one can see that the AHCI driver is not even
> started, which makes sense when comparing the reported PCI class IDs
> against the code of the driver manager that selects the driver [1].
>
> [1]
> https://github.com/genodelabs/genode/blob/master/repos/gems/src/app/driver_manager/main.cc#L447
>
> It may be worth checking the BIOS settings for SATA-related options. I
> can vaguely remember having seen BIOS options for selecting legacy
> support versus AHCI.
>
> Cheers
> Norman
>
> On 23.02.21 06:39, Christian Helmuth wrote:
> > Hello Edoardo,
> >
> > your SATA PCI devices seem to use a programming interface that's not
> > AHCI compatible.
> >
> > <device bdf="0:1f.2" vendor_id="0x8086" device_id="0x3b2e" class_code="0x1018a" bridge="no" cap="0x1" cap="0x13"/>
> > <device bdf="0:1f.5" vendor_id="0x8086" device_id="0x3b2d" class_code="0x10185" bridge="no" cap="0x1" cap="0x13"/>
> >
> > For AHCI compatibility the class code has to be 0x0106xx. Your devices
> > use 0101xx which is "IDE interface" [1] [2] [3] and Genode does not
> > support this.
> >
> > [1] https://pci-ids.ucw.cz/read/PD/01/01
> > [2] https://pci-ids.ucw.cz/read/PD/01/01/8a
> > [3] https://pci-ids.ucw.cz/read/PD/01/01/85
> >
> > Regards
> >
>
>
> --
> Dr.-Ing. Norman Feske
> Genode Labs
>
> https://www.genode-labs.com · https://genode.org
>
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>
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-- 

Edoardo Mantovani
Independent security researcher
email: Baseband at cpan.org
Urbino, Italy



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