u-boot for Zynq Zybo-Z7 board

[Milan Obuch]

On Mon, 22 Jul 2019 17:48:07 +0200
Emmanuel Vadot <manu at bidouilliste.com> wrote:

> On Mon, 22 Jul 2019 14:30:05 +0200
> Milan Obuch <freebsd-uboot at dino.sk> wrote:
> 
> > Hi,
> > 
> > as there is support for older version, Zybo, it should be possible
> > to run FreeBSD on newer board too. We have a port
> > sysutils/u-boot-zybo for it, but it does not run correctly on newer
> > board, so I copied this port and modified Makefile to contain
> > 
> > MASTERDIR=	${.CURDIR}/../u-boot-master
> > 
> > MODEL=		zybo-z7
> > BOARD_CONFIG=	zynq_zybo_z7_defconfig
> > FAMILY=		zynq_7000
> > 
> > UBOOT_VERSION=	2019.01
> > 
> > .include "${MASTERDIR}/Makefile"

[ snip ]

> > I have no ready idea to present, but if other than standard current
> > u-boot version should be used, as in case of zybo and zybo-z7,
> > masterport could maybe look in distinfo present in that specific
> > port... For zybo and zybo-z7, neither 2019.04 nor 2019.07 u-boot
> > compiles, there is something wrong with creating binaries, maybe too
> > big or somesuch, but 2019.01 verzion seems to work just right.  
> 
>  I would prefer that we fix the u-boot port using 2019.07
>  I've never looked to what was the problem but if you have a board
> could you test building after applying this patch to the u-boot source
> tree :
> 
> diff --git a/scripts/Makefile.spl b/scripts/Makefile.spl
> index 7af6b120b6..34e74506e3 100644
> --- a/scripts/Makefile.spl
> +++ b/scripts/Makefile.spl
> @@ -200,7 +200,7 @@ MKIMAGEFLAGS_boot.bin = -T zynqmpimage -R $
> (srctree)/$(CONFIG_BOOT_INIT_FILE) \ endif
>  
>  $(obj)/$(SPL_BIN)-align.bin: $(obj)/$(SPL_BIN).bin
> -       @dd if=$< of=$@ conv=block,sync bs=4 2>/dev/null;
> +       @dd if=$< of=$@ conv=block,sync bs=4 cbs=4 2>/dev/null;
>  
>  spl/boot.bin: $(obj)/$(SPL_BIN)-align.bin FORCE
>         $(call if_changed,mkimage)
> 
>  It might not work at all, I have no idea what cbs means for dd and
> failed to understand with the man page.
> 

Trying with patch applied...

(a bit later)

build success...

installed/copied to microSD card...

does not boot.

Sorry, this is not proper fix. Something is wrong, I can't tell more,
because there is absolutelly nothing on serial console.

Regards,
Milan