From: Tom Rini <trini@konsulko.com>
To: u-boot@lists.denx.de
Subject: [PATCH 2/3] doc/README.gpt: define partition type GUID for U-Boot environment
Date: Mon, 18 Jan 2021 08:00:38 -0500 [thread overview]
Message-ID: <20210118130038.GN9782@bill-the-cat> (raw)
In-Reply-To: <20201120104537.619-3-rasmus.villemoes@prevas.dk>
On Fri, Nov 20, 2020 at 11:45:36AM +0100, Rasmus Villemoes wrote:
> When setting aside a GPT partition for holding the U-Boot environment,
> having a partition type GUID [1] indicating "Linux filesystem" (as
> most tools default to) is somewhat misleading - and there's no other
> well-known type GUID that is better suited. So to have a canonical
> value to put into the type field, define
>
> 3de21764-95bd-54bd-a5c3-4abe786f38a8
>
> to mean a partition holding a U-Boot environment.
>
> This is a v5 namespace-name GUID [2], generated [3] from a namespace
> of "25cbcde0-8642-47c6-a298-1a3a57cd256b" and name "U-Boot
> environment".
>
> Should future type GUIDs be defined in the context of U-Boot, it's
> sensible to use that same namespace GUID.
>
> [1] https://en.wikipedia.org/wiki/GUID_Partition_Table#Partition_type_GUIDs
> [2] https://en.wikipedia.org/wiki/Universally_unique_identifier#Versions_3_and_5_(namespace_name-based)
> [3] https://www.uuidtools.com/v5
>
> Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
Applied to u-boot/master, thanks!
--
Tom
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next prev parent reply other threads:[~2021-01-18 13:00 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-17 10:05 RFC: Partition type GUID for U-Boot environment Rasmus Villemoes
2020-11-17 12:21 ` Marcin Juszkiewicz
2020-11-17 12:59 ` Rasmus Villemoes
2020-11-17 18:27 ` Tom Rini
2020-11-20 8:59 ` Rasmus Villemoes
2020-11-20 10:45 ` [PATCH 0/3] add partition " Rasmus Villemoes
2020-11-20 10:45 ` [PATCH 1/3] lib/uuid.c: change prototype of uuid_guid_get_str() Rasmus Villemoes
2021-01-18 13:00 ` Tom Rini
2020-11-20 10:45 ` [PATCH 2/3] doc/README.gpt: define partition type GUID for U-Boot environment Rasmus Villemoes
2021-01-18 13:00 ` Tom Rini [this message]
2020-11-20 10:45 ` [PATCH 3/3] doc/README.gpt: reflow partition type GUID table Rasmus Villemoes
2021-01-18 13:00 ` Tom Rini
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