Re: [PATCH] lscpu: Add FUJITSU aarch64 A64FX cpupart

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On Wed, Sep 30, 2020 at 09:44:09AM -0500, Jeffrey Bastian wrote:
> On Tue, Sep 29, 2020 at 12:46:27PM +0200, Karel Zak wrote:
> > On Mon, Sep 28, 2020 at 06:46:14PM +0900, Shunsuke Nakamura wrote:
> > >  sys-utils/lscpu-arm.c | 6 ++++++
> > >  1 file changed, 6 insertions(+)
> > 
> > Applied, thanks.
> 
> 
> With the other ARM patch applied ("use SMBIOS tables on ARM for lscpu"),
> the output changes on an FX700 system:
> 
> [root@fujitsu-fx700 ~]# ./lscpu | grep -e Vendor -e Model -e Stepping
> Vendor ID:                       FUJITSU
> Model:                           0
> Model name:                      461F0010
> Stepping:                        0x1
> 
> 
> The values here come from the SMBIOS Type 4 record:
> 
> [root@fujitsu-fx700 ~]# strings /sys/firmware/dmi/entries/4-0/raw
> CPU1
> FUJITSU
> 461F0010
> 8K083MH14
> 
> 
> This FX700 system has firmware revision 1.4.0 (Jun 17 2020).

hmm... 461F0010 does not seem user-friendly, "A64FX" seems better. 

Shunsuke, what about to update the firmware strings? ;-) (as Jeffrey
suggested in RH bugzilla)

The another possibility is to exclude some vendors and do not use
SMBIOS for them (e.g. 0x46 for Fujitsu), but from my point of view
SMBIOS based solution is more elegant and ready for new CPU types than
in-lscpu hard coded tables.

    Karel

-- 
 Karel Zak  <kzak@xxxxxxxxxx>
 http://karelzak.blogspot.com




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