Re: [PATCH rza_u-boot-2017.05 0/2] rza2mevb: Allow using Ethernet when SDRAM is enabled

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Hi Chris,

On Wed, Jul 10, 2019 at 9:16 PM Chris Brandt <Chris.Brandt@xxxxxxxxxxx> wrote:
> On Thu, Jul 04, 2019 1, Geert Uytterhoeven wrote:
> > While this allows me to use TFTP, I still cannot boot my own non-XIP
> > Linux kernel (uImage with LOADADDR=0x0c008000), as it seems to crash in
> > the "blcs cache_on" in linux/arch/arm/boot/compressed/head.S.  A similar
> > kernel boots fine on RSK+RZA1.
>
> Maybe it is because of the fact that for RZ/A1, both the RSK and GENMAI
> boards are using CS2 so the SDRAM was located at address 0x0800000.
> But the RZ/A2M EVB has SDRAM on CS3, so the address is 0x0C000000.
>
>
> Here was a patch that I had to do back in our linux-3.14 kernel for
> those that were using CS3.
> https://github.com/renesas-rz/rza_linux-3.14/commit/86ee3b7bc1f5
>
>
> It looks like the current kernel has the same mask, and will need the
> same fix.
> https://github.com/renesas-rz/rza_linux-4.19/blob/master/arch/arm/boot/compressed/head.S#L207
>
>
> Does that fix your issue?

Thanks, that improves the situation. Now it continues to:

    Uncompressing Linux... done, booting the kernel.

and then it hangs.


Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds



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