Dear Shawn Guo,

In message <aanlktimk0hqf69uzq8oid0twaxuuxtsn1zzu_5zeu...@mail.gmail.com> you 
wrote:
> The l-m-c is broken for mx51evk due to the following two bugs.  I
> posted the patches there.  Please review the patches and
> pick them up if they are ok.
> 
> The bootcmd setting for mx51evk in l-m-c exceeds max args
> https://bugs.launchpad.net/linaro-image-tools/+bug/659720
> 
> === modified file 'linaro-media-create'
> --- linaro-media-create 2010-10-12 15:31:29 +0000
> +++ linaro-media-create 2010-10-14 01:29:29 +0000
> @@ -361,7 +361,7 @@
> 
>      mx51evk)
>        cat > ${TMP_DIR}/boot.cmd << BOOTCMD
> -setenv bootcmd 'mmcinfo; mmc init; fatload mmc 0:2 $KERNEL_ADDR
> uImage; fatload mmc 0:2 $INITRD_ADDR uInitrd; bootm $KERNEL_ADDR
> $INITRD_ADDR'
> +setenv bootcmd 'fatload mmc 0:2 $KERNEL_ADDR uImage; fatload mmc 0:2
> $INITRD_ADDR uInitrd; bootm $KERNEL_ADDR $INITRD_ADDR'
>  setenv bootargs '${serial_opts} ${splash_opts} ${lowmem_opt}
> ${boot_snippet} rootwait ro'
>  boot
>  BOOTCMD

Another trivial change is just to omit some of the redundant spaces in
the command line: s/; /;/g

i.e. change into

        setenv bootcmd 'mmcinfo;mmc init;fatload mmc 0:2 
$KERNEL_ADDRuImage;fatload mmc 0:2 $INITRD_ADDR uInitrd;bootm $KERNEL_ADDR


The correct way to fix this is of course to submit a patch to U-Boot
to increase the CONFIG_MAX_ARGS option.


Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de
The price of curiosity is a terminal experience.
                         - Terry Pratchett, _The Dark Side of the Sun_

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