[U-Boot] [PATCH] ARM: UniPhier: add initrd_high and fdt_high environments

[Masahiro Yamada]

Hi Tom,


2015-04-15 6:07 GMT+09:00 Tom Rini <trini at konsulko.com>:
> On Tue, Apr 14, 2015 at 04:57:04PM +0900, Masahiro Yamada wrote:
>
>> With FIT boot, U-boot puts a device tree and an initramdisk at the
>> tail of the memory.
>>
>> Some UniPhier boards have a large amount of memory.  For those
>> boards, a device tree and an initramdisk are located out of reach of
>> the Linux kernel causing a kernel panic if CONFIG_VMSPLIT_3G is
>> defined in the kernel side.
>>
>> Add initrd_high and fdt_high to prevent them from going too high.
>
> Please use bootm_size and see include/configs/ti_armv7_common.h /
> DEFAULT_LINUX_BOOT_ENV for the why/wheres and then adjust to fit
> UniPhier, thanks!
>


After long silence, I came back again!


I noticed  "bootm_size" and "bootm_low" environments are checked for
relocation for FDT, but not for Initramdisk.

Namely, "initrd_high" is only the way to prevent the initramdisk
from going too high.


So, I posted this patch:
http://patchwork.ozlabs.org/patch/558077/





-- 
Best Regards
Masahiro Yamada