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doc: improve description of FAT partition name generation

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List all prefix currently used for generating FAT partition names.
Describe which device class uses which prefix.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
This commit is contained in:
Heinrich Schuchardt 2024-03-29 13:01:00 +01:00
parent d417260aab
commit 73d533b244
1 changed files with 14 additions and 3 deletions
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17
doc/usage/partitions.rst
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@ -44,9 +44,20 @@ partname
<devtype><devletter><partnum>
devtype
A device type like ``mmcsd`` or ``hd``. See the
``part_set_generic_name`` function in ``disk/part.c`` for a
complete list.
The devtype field is set in dependence of the device class:
======= ===============
devtype device class
======= ===============
hd IDE or SATA
sd SCSI
usbd USB
mmcsd eMMC or SD-card
xx others
======= ===============
See the ``part_set_generic_name`` function in ``disk/part.c``
for the complete list.
devletter
The device number as an offset from ``a``. For example, device