[U-Boot] Fixing dfu_alt_info field after DM conversion

Fabio Estevam festevam at gmail.com
Sat Mar 23 22:04:43 UTC 2019


Hi Lukasz,

On Sat, Mar 23, 2019 at 6:29 PM Lukasz Majewski <lukma at denx.de> wrote:

> >  #define CONFIG_DFU_ENV_SETTINGS \
> >          "dfu_alt_info=" \
> >                  "spl raw 0x2 0x400;" \
> > -                "u-boot raw 0x8a 0x400;" \
> > +                "u-boot raw 0x8a 0x1000;" \
>
> The change is as follows:
>
> It defines the DFU alt setting "u-boot" to be "raw" (LBA addressed) -
> starting from 0x8a LBA and with 0x400 * 512B = 512 KiB.
>
> Probably your u-boot is larger than 512 KiB, so you need to increase
> the "size" of the alt setting to be written to eMMC.
>
> In short - yes this is an acceptable fix.

Yes, the new u-boot-dtb.img is 557 kiB.

Thanks for your explanation. Things are clear now.

Thanks,

Fabio Estevam


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