[U-Boot] [PATCH 2/3] mx6qsabrelite: Change default environment to cope with OE changes

[Otavio Salvador]

On Wed, Sep 19, 2012 at 8:40 PM, Eric Nelson
<eric.nelson at boundarydevices.com> wrote:
> On 09/19/2012 11:22 AM, Otavio Salvador wrote:
>>
>> On Wed, Sep 19, 2012 at 3:08 PM, Robert Nelson<robertcnelson at gmail.com>
>> wrote:
>>>
>>> On Wed, Sep 19, 2012 at 1:00 PM, Otavio Salvador
>>> <otavio at ossystems.com.br>  wrote:
>>>>
>>>> On Wed, Sep 19, 2012 at 2:57 PM, Robert Nelson<robertcnelson at gmail.com>
>>>> wrote:
>>>>>
>>>>> On Wed, Sep 19, 2012 at 10:13 AM, Otavio Salvador
>>>>> <otavio at ossystems.com.br>  wrote:
>>>>>>
>>>>>> OpenEmbedded has change partitioning layout of generated image so it
>>>>>> does not raise warnings during the boot regarding unkown partition
>>>>>> being used for U-Boot.
>>>>>>
>>>>>> Signed-off-by: Otavio Salvador<otavio at ossystems.com.br>
>>>>>> ---
>>>>>>   include/configs/mx6qsabrelite.h |    8 +++-----
>>>>>>   1 file changed, 3 insertions(+), 5 deletions(-)
>>>>>>
>>>>>> diff --git a/include/configs/mx6qsabrelite.h
>>>>>> b/include/configs/mx6qsabrelite.h
>>>>>> index 72d0154..0d5fd40 100644
>>>>>> --- a/include/configs/mx6qsabrelite.h
>>>>>> +++ b/include/configs/mx6qsabrelite.h
>>>>>> @@ -141,12 +141,10 @@
>>>>>>   #define CONFIG_EXTRA_ENV_SETTINGS \
>>>>>>          "script=boot.scr\0" \
>>>>>>          "uimage=uImage\0" \
>>>>>> -       "console=ttymxc1\0" \
>>>>>> -       "fdt_high=0xffffffff\0"   \
>>>>>> -       "initrd_high=0xffffffff\0" \
>>>>>
>>>>>
>>>>> Your going to need fdt_high/initrd_high for when using linux device
>>>>> tree's...
>>>>
>>>>
>>>> I am not against keeping it but it is not used right now.
>>>
>>>
>>> It may not be used in openembedded, but device tree is the only option
>>> for a pure mainline kernel for this board, so it's needed. ;)
>>
>>
>> No problem, I can rebase and remove this change.
>>
>
> Hi Otavio,
>
> It seems that this path of trying to configure the "right" set of default
> options seems like a bit of a goose chase.

I sort of agree; do you use 2 or 3 partitions in this case?

> Isn't using 'mkenvimage' in OE a better route? That way, the environment can
> change with the userspace decision.

In fact in OE we have a patch for it. Usually we don't call mkenvimage
for it but I like the idea to add this feature there later.

-- 
Otavio Salvador                             O.S. Systems
E-mail: otavio at ossystems.com.br  http://www.ossystems.com.br
Mobile: +55 53 9981-7854              http://projetos.ossystems.com.br