missing partitions under /dev

Fri Jun 10 14:09:00 GMT 2016

On Jun 9 17:57, Aaron Schneider wrote:
> I've connected a LG G2 via usb to the computer which shows as
> "LG Electronics Inc. QHUSB_BULK" on Vmware workstation and
> Oracle Virtualbox. The device has more partitions that those
> shown under /dev on Cygwin as shows:
>> ls /dev/sdc*
> /dev/sdc   /dev/sdc10  /dev/sdc12  /dev/sdc14  /dev/sdc2 
> /dev/sdc4  /dev/sdc6  /dev/sdc8 /dev/sdc1  /dev/sdc11 /dev/sdc13 
> /dev/sdc15  /dev/sdc3  /dev/sdc5  /dev/sdc7  /dev/sdc9
>> However:
>> $ /sbin/fdisk.exe -l /dev/sdc
>> Disk /dev/sdc: 29.1 GiB, 31268536320 bytes, 61071360 sectors
> Units: sectors of 1 * 512 = 512 bytes
> Sector size (logical/physical): 512 bytes / 512 bytes
> I/O size (minimum/optimal): 512 bytes / 512 bytes
> Disklabel type: gpt
> Disk identifier: (removed)
>> Device        Start      End  Sectors  Size Type
> /dev/sdc1     32768   163839   131072   64M Microsoft basic data
> /dev/sdc2    163840   165887     2048    1M unknown
> /dev/sdc3    165888   166911     1024  512K unknown
> /dev/sdc4    196608   197631     1024  512K unknown
> /dev/sdc5    229376   231423     2048    1M unknown
> /dev/sdc6    231424   233471     2048    1M unknown
> /dev/sdc7    262144   294911    32768   16M unknown
> /dev/sdc8    294912   296959     2048    1M unknown
> /dev/sdc9    296960   296961        2    1K Microsoft basic data
> /dev/sdc10   327680   333823     6144    3M unknown
> /dev/sdc11   333824   339967     6144    3M unknown
> /dev/sdc12   339968   339969        2    1K unknown
> /dev/sdc13   360448   393215    32768   16M unknown
> /dev/sdc14   393216   458751    65536   32M Microsoft basic data
> /dev/sdc15   458752   491519    32768   16M unknown
> /dev/sdc16   491520   497663     6144    3M unknown
> /dev/sdc17   524288   525311     1024  512K unknown
> /dev/sdc18   525312   526335     1024  512K unknown
> /dev/sdc19   526336   526337        2    1K unknown
> /dev/sdc20   526338   527361     1024  512K unknown
> /dev/sdc21   557056   573439    16384    8M Microsoft basic data
> /dev/sdc22   573440   589823    16384    8M Microsoft basic data
> /dev/sdc23   589824   655359    65536   32M unknown
> /dev/sdc24   655360   720895    65536   32M unknown
> /dev/sdc25   720896   786431    65536   32M Microsoft basic data
> /dev/sdc26   786432   787455     1024  512K unknown
> /dev/sdc27   787456   789503     2048    1M unknown
> /dev/sdc28   789504   791551     2048    1M unknown
> /dev/sdc29   791552   791567       16    8K unknown
> /dev/sdc30   819200  6488063  5668864  2.7G Microsoft basic data
> /dev/sdc31  6488064  7733247  1245184  608M Microsoft basic data
> /dev/sdc32  7733248  7897087   163840   80M Microsoft basic data
> /dev/sdc33  7897088  7929855    32768   16M Microsoft basic data
> /dev/sdc34  7929856  8028159    98304   48M Microsoft basic data
> /dev/sdc35  8028160 60948479 52920320 25.2G Microsoft basic data
> /dev/sdc36 60948480 61071326   122847   60M Microsoft basic data
>> I would like to access partitions that are listed by fdisk but aren't under /dev.
> How can I do, for example to use dd to read from or write to one of those
> "hidden" partitions?

Cygwin's /dev/sd* emulation doesn't support more than 15 partitions yet.
This would need some rework of the device naming code.
Corinna
-- 
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Maintainer cygwin AT cygwin DOT com
Red Hat
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