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From: Sascha Hauer <>
To: Trent Piepho <>
Subject: Re: [PATCH 3/3] state: support backend-diskuuid / backend-offset
Date: Fri, 28 Jan 2022 08:48:12 +0100	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On Thu, Jan 27, 2022 at 10:53:33AM -0800, Trent Piepho wrote:
> Could a linux dtb fixup be done in barebox?  This way userspace will
> only have existing properties: storage devices with partitions
> node(s), and barebox-state backend that points to a partition.  In
> this case, the partition node was added by Barebox.
> In fact, Barebox already does partition fixups exactly like this.  So
> I think this would probably already happen.  It won't work if Linux
> dtb does not have the storage device at all, as the partition fixup
> considers that an error.  But maybe the Linux dtb will have the
> storage device node?  Or if it doesn't have it because the storage is
> "too dynamic" to put into the dts, then another fixup can make the
> node.

Michael wants to use this for EFI, so there is no full device tree under
Linux, there will only be the device tree snippet containing the state
node and now some dummy device describing the disk UUID.
While it sounds like an interesting idea it won't help us here.


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barebox mailing list

      reply	other threads:[~2022-01-28  7:52 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-24 10:04 [PATCH 0/3] state: find backend with UUID but without a partition Michael Olbrich
2022-01-24 10:04 ` [PATCH 1/3] cdev: rename partuuid to uuid Michael Olbrich
2022-01-24 10:04 ` [PATCH 2/3] cdev: add diskuuid support Michael Olbrich
2022-01-24 10:04 ` [PATCH 3/3] state: support backend-diskuuid / backend-offset Michael Olbrich
2022-01-26  7:57   ` Sascha Hauer
2022-01-26  9:35     ` Michael Olbrich
2022-01-26 10:15       ` Sascha Hauer
2022-01-26 11:16         ` Michael Olbrich
2022-01-27  0:18           ` Trent Piepho
2022-01-27 12:39             ` Sascha Hauer
2022-01-27 18:53               ` Trent Piepho
2022-01-28  7:48                 ` Sascha Hauer [this message]

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