[OE-core] [PATCH] wic: Generate startup.nsh for EFI cases if none found

Otavio Salvador otavio.salvador at ossystems.com.br
Thu Sep 28 17:57:04 UTC 2017


On Thu, Sep 28, 2017 at 2:49 PM, Tom Rini <trini at konsulko.com> wrote:
> On Thu, Sep 28, 2017 at 02:46:23PM -0300, Otavio Salvador wrote:
>> Hello Tom,
>>
>> On Thu, Sep 28, 2017 at 2:44 PM, Tom Rini <trini at konsulko.com> wrote:
>> > On Thu, Sep 28, 2017 at 06:47:07PM +0300, Ed Bartosh wrote:
>> >> On Wed, Sep 20, 2017 at 12:03:27PM -0400, Tom Rini wrote:
>> >> > In the case of non-wic images there is logic today to generate a
>> >> > startup.nsh file that will be executed by EFI to run the loader that the
>> >> > image contains.  In the WIC case is currently depends on that file being
>> >> > generated elsewhere and placed in DEPLOY_DIR_IMAGE and only used if
>> >> > present there.
>> >>
>> >> What's wrong with this approach?
>> >
>> > No one ever provides a startup.nsh and everyone that wants one creates
>> > the same one line trivial example.  The end result is that no WIC images
>> > are Just Bootable on UEFI systems unless you first go and spell that out
>> > as the desired booting device.  This isn't an awesome workflow which is
>> > why the non-WIC cases make the required startup.nsh :)
>>
>> I think it could be done as we did for u-boot-extlinux support.
>
> That's complete overkill for a static one line file.

No, it is not. It allows for reproducable builds.

-- 
Otavio Salvador                             O.S. Systems
http://www.ossystems.com.br        http://code.ossystems.com.br
Mobile: +55 (53) 9981-7854            Mobile: +1 (347) 903-9750



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