[PATCH] arm64: dmi: Add SMBIOS/DMI support

Will Deacon will.deacon at arm.com
Thu Jul 31 06:01:57 PDT 2014


On Thu, Jul 31, 2014 at 01:48:36PM +0100, Ard Biesheuvel wrote:
> On 31 July 2014 14:47, Ard Biesheuvel <ard.biesheuvel at linaro.org> wrote:
> > From: Yi Li <yi.li at linaro.org>
> >
> > SMbios is important for server hardware vendors. It implements a spec for
> > providing descriptive information about the platform. Things like serial
> > numbers, physical layout of the ports, build configuration data, and the like.
> >
> > This has been tested by dmidecode and lshw tools.
> >
> > Signed-off-by: Yi Li <yi.li at linaro.org>
> > Signed-off-by: Ard Biesheuvel <ard.biesheuvel at linaro.org>
> > ---
> >
> > It turns out that efi_lookup_mapped_addr() is not appropriate after all for
> > remapping the address of the SMBIOS tables. The reason is that the UEFI spec
> > forbids virtual mappings being requested for configuration tables (which is not
> > currently honored by Tianocore/EDK2)
> >
> 
> @Yi: could you retest yet again, please?
> 
> @Will; this superseded the patch that is already queued up in
> for-next/core, so perhaps you could drop that while we get this
> tested?

Reverted. I'd really appreciate help testing this stuff in future -- it was
a pig getting it going on the foundation model and the whole setup felt
rather contrived.

Anyway, thanks for letting me know.

Will



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