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From: "Mike Looijmans" <>
Subject: Re: [OE-core] Build the "boot" partition image (just like the rootfs)
Date: Thu, 18 Mar 2021 14:48:33 +0100	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

Met vriendelijke groet / kind regards,

Mike Looijmans
System Expert

TOPIC Embedded Products B.V.
Materiaalweg 4, 5681 RJ Best
The Netherlands

T: +31 (0) 499 33 69 69

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On 15-03-2021 16:17, Mike Looijmans via wrote:
>>>>> If I create a WIC image, the boot partition is in there with the proper 
>>>>> files (from IMAGE_BOOT_FILES) so I would really like to re-use that code. 
>>>>> I could create the wic image and then cut out the part I want, but that 
>>>>> doesn't seem particularly nice.
>>>> You can add vfat support for IMAGE_FSTYPES, and then you can build an 
>>>> image (you can just take the files you have in IMAGE_BOOT_FILES).
>>> But that's *exactly* my problem: How do I get these IMAGE_BOOT_FILES into 
>>> an image of sorts? Just setting IMAGE_FSTYPE="vfat" will put the rootfs 
>>> contents in there, not the bootfiles I'm after.
>> rpi-bootfiles inherit nopackage, so you should write a recipe that instead 
>> of simply deploying the files as this recipe does, install them. You should 
>> then install it into /, as this is where they are put on the VFAT partition. 
>> If they are in the package, you can write an image recipe to install it via 
>> IMAGE_INSTALL, and via post process command you drop what is not necessary 
>> (/etc,...).
>> Anyway, as far as I know, an IMAGE_FSTYPES += "vfat" is not supported, you 
>> have also to add support for it.
> rpi-bootfiles provides only part of the file set. The issue is that 
> IMAGE_BOOT_FILES, which lists much more than what rpi-bootfiles provides, can 
> be modified in the image recipe itself. It contains the kernel, devicetrees 
> and configuration files as well.

What I did for now was just insert a task before swuimage that depends on the 
wic image, and just extracts the FAT partition using "dd". I'm not 
particularly proud of that, but it works/

      parent reply	other threads:[~2021-03-18 13:48 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <>
     [not found] ` <>
2021-03-15 13:13   ` Build the "boot" partition image (just like the rootfs) Mike Looijmans
2021-03-15 13:47     ` [OE-core] " Stefano Babic
2021-03-15 14:46       ` Mike Looijmans
2021-03-15 14:58         ` Stefano Babic
2021-03-15 15:17           ` Mike Looijmans
     [not found]           ` <>
2021-03-18 13:48             ` Mike Looijmans [this message]

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