[U-Boot] [PATCH] configs: ti: armv7: Fixes bug in fit_loadaddr for ramfs boot

Tom Rini trini at konsulko.com
Tue Jul 18 12:59:10 UTC 2017


On Mon, Jul 17, 2017 at 01:01:36PM -0500, Andrew F. Davis wrote:
> From: Madan Srinivas <madans at ti.com>
> 
> The load address of ramdisk, rdaddr is 0x88080000 and fit_loadaddr
> is defined as 0x88000000. This leaves only 512Kbytes for the
> fit image. When the FIT images are larger than this, it will
> overwite the ramdisk and cause the boot to fail.
> 
> For eg, The K2 HS fit images are a few MB and end up overwriting
> the ramdsk. This patch moves the fit_loadaddr to 0x87000000,
> leaving a 16MB window for the fit image. This memory can be
> reclaimed once the kernel starts running.
> 
> Signed-off-by: Madan Srinivas <madans at ti.com>
> ---
>  include/configs/ti_armv7_common.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/include/configs/ti_armv7_common.h b/include/configs/ti_armv7_common.h
> index a4676d3a7f..16ea22857f 100644
> --- a/include/configs/ti_armv7_common.h
> +++ b/include/configs/ti_armv7_common.h
> @@ -53,7 +53,7 @@
>  
>  #define DEFAULT_FIT_TI_ARGS \
>  	"boot_fit=0\0" \
> -	"fit_loadaddr=0x88000000\0" \
> +	"fit_loadaddr=0x87000000\0" \
>  	"fit_bootfile=fitImage\0" \
>  	"update_to_fit=setenv loadaddr ${fit_loadaddr}; setenv bootfile ${fit_bootfile}\0" \
>  	"loadfit=run args_mmc; bootm ${loadaddr}#${fdtfile};\0" \

OK, why is fit_loadaddr different from loadaddr?

-- 
Tom
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