[Binman] Question regarding SPL symbol offsets generation

[Lukasz Majewski]

Hi Adam,

> On Sun, Nov 3, 2024 at 7:41 PM Adam Ford <aford173 at gmail.com> wrote:
> >
> > On Thu, Sep 5, 2024 at 8:54 AM Lukasz Majewski <lukma at denx.de>
> > wrote:  
> > >
> > > Hi Adam,
> > >  
> > > > On Wed, Aug 28, 2024 at 3:04 AM Lukasz Majewski <lukma at denx.de>
> > > > wrote:  
> > > > >
> > > > > Hi Simon,
> > > > >  
> > > > > > Hi,
> > > > > >
> > > > > > On Tue, 27 Aug 2024 at 12:47, Fabio Estevam
> > > > > > <festevam at gmail.com> wrote:  
> > > > > > >
> > > > > > > Hi Lukasz,
> > > > > > >
> > > > > > > On Thu, Aug 15, 2024 at 5:14 PM Lukasz Majewski
> > > > > > > <lukma at denx.de> wrote:  
> > > > > > > > Unfortunately not - this change is only for properly
> > > > > > > > setting start address of the u-boot.
> > > > > > > >
> > > > > > > > The _real_ problem here is the symbol placement
> > > > > > > > generated by binman when we try to define the image as
> > > > > > > > a single one.
> > > > > > > >
> > > > > > > > Moreover, this change follows other boards with imx8mm
> > > > > > > > processor - ./configs/imx8mm_beacon_fspi_defconfig to be
> > > > > > > > specific.
> > > > > > > >
> > > > > > > > The "fix" (for which I'd been now probably opt) for
> > > > > > > > this issue would be to generate two images with binman
> > > > > > > > - one for u-boot-spl-ddr.bin and the final flash.bin
> > > > > > > > with the former one included (as it was before SHA1:
> > > > > > > > 37e50627efacd8dae18b564e9d8886a033e181bc)  
> > > > > > >
> > > > > > > Is QSPI boot broken on i.MX8MM?
> > > > > > >
> > > > > > > I am adding Adam and Mamta who have tested QSPI booting on
> > > > > > > imx8mm_beacon and imx8mm_evk, respectively.  
> > > > > >
> > > > > > Note also that I sent a series[1] which allows the
> > > > > > symbols-base to be adjusted, if that helps.  
> > > > >
> > > > > I've seen them - but not yet tested.
> > > > >
> > > > > Thanks Simon for the patch series.  
> > > >
> > > > Is it still broken with this patch series?  I have been
> > > > traveling and haven't had much time to test.  
> > >
> > > Yes, I can confirm that it is still broken.  
> >
> > Sorry for the delay.  I had to return my 8MM to Beacon, and I was
> > waiting for a replacement.
> >
> > To not prolong it anymore, I decided to try it with an 8M Nano, and
> > I got a boot failure on master. I was able to successfully boot
> > 2024.01-rc5, but I haven't had time to bisect it yet.  I'll try to
> > do that this week.  I think once we can bisect the error, it might
> > become more apparent.  
> 
> Git bisect narrowed down the git which broke the build:
> 
> commit 37e50627efacd8dae18b564e9d8886a033e181bc (HEAD)
> Author: Marek Vasut <marex at denx.de>
> Date:   Fri Apr 26 01:00:37 2024 +0200
> 
>     ARM: dts: imx: Convert i.MX8M flash.bin image generation to binman
> 
> I am guessing the binman isn't prepending the header stuff.  I'll try
> to investigate it this week.

This is the problem with adjustments.

I've prepared following fixes for it (but are not upstreamable):
https://github.com/lmajewski/u-boot/commits/phycore-imx8mm-qspi-nvme

(problem is with wrong offsets assigned -> 0x1000 switch)

Unfortunately, I don't have the HW any more at hand.

> 
> adam
> 
> >
> > adam
> >  
> > >
> > > I've applied:
> > > https://patchwork.ozlabs.org/project/uboot/cover/20240826191143.426387-1-sjg@chromium.org/
> > >
> > > on top of mainline:
> > > SHA1: 1630ff26cc960439b5949b80cfc604a2c8aa47dd
> > >
> > > Adding symbols-base = <0>; to imx8mm-u-boot.dtsi did not help.
> > >  
> > > >
> > > > adam  
> > > > >  
> > > > > >
> > > > > > Regards,
> > > > > > Simon
> > > > > >
> > > > > > [1]
> > > > > > https://patchwork.ozlabs.org/project/uboot/list/?series=421010
> > > > > >  
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > Best regards,
> > > > >
> > > > > Lukasz Majewski
> > > > >
> > > > > --
> > > > >
> > > > > DENX Software Engineering GmbH,      Managing Director: Erika
> > > > > Unter HRB 165235 Munich, Office: Kirchenstr.5, D-82194
> > > > > Groebenzell, Germany Phone: (+49)-8142-66989-59 Fax:
> > > > > (+49)-8142-66989-80 Email: lukma at denx.de  
> > >
> > >
> > >
> > >
> > > Best regards,
> > >
> > > Lukasz Majewski
> > >
> > > --
> > >
> > > DENX Software Engineering GmbH,      Managing Director: Erika
> > > Unter HRB 165235 Munich, Office: Kirchenstr.5, D-82194
> > > Groebenzell, Germany Phone: (+49)-8142-66989-59 Fax:
> > > (+49)-8142-66989-80 Email: lukma at denx.de  




Best regards,

Lukasz Majewski

--

DENX Software Engineering GmbH,      Managing Director: Erika Unter
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma at denx.de
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