FYI: how gpart show -p reports the same microsdhc card in a USB reader vs. in the microsdcard slot (on a Pine64+ 2GB)

[Andrey V. Elsukov]

On 30.08.2018 17:12, Mark Millard via freebsd-arm wrote:
>> It's all but impossible to dig any meaning out of that jumbled wall of
>> text, but from the subject line I surmise you're saying that an sdcard
>> in a usb card reader shows a different geometry or size than that same
>> card in a native sd slot. That's normal and expected and has always
>> been so.
> 
> I mean that the mmcsd0 case does not show any equivalent of the:
> 
> =>       0  62185470   da4s2  BSD  (30G)
>          0  62185470  da4s2a  freebsd-ufs  (30G)
> 
> There is no explicit hint of a freebsd-ufs being present in the
> "freebsd" area in mmcsd0 gpart show output. (Yet it uses that
> area just fine.)
> 
> It seemed odd to me even if it is expected for some reason.

Since you have only one partition in BSD label, it looks like GEOM_LABEL
has detected and grabbed it (and then it was mount as root file system)
before than GEOM_PART had a chance to taste it.

-- 
WBR, Andrey V. Elsukov

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