[U-Boot] [PATCH] configs: dra7xx_evm: Remove ENV_IS_IN_FAT and SPL_ENV_*

Faiz Abbas faiz_abbas at ti.com
Fri Feb 22 12:16:05 UTC 2019


Lokesh,

On 22/02/19 5:33 PM, Lokesh Vutla wrote:
> 
> 
> On 22/02/19 5:21 PM, Faiz Abbas wrote:
>> Tom,
>>
>> On 22/02/19 5:00 AM, Tom Rini wrote:
>>> On Wed, Feb 20, 2019 at 01:33:50PM +0530, Faiz Abbas wrote:
>>>> Hi Tom,
>>>>
>>>> On 19/02/19 8:45 PM, Tom Rini wrote:
>>>>> On Tue, Feb 19, 2019 at 08:25:29PM +0530, Faiz Abbas wrote:
>>>>>
>>>>>> With U-boot supporting environment in multiple places, enable only
>>>>>> ENV_IS_IN_EMMC in U-boot.
>>>>>>
>>>>>> Signed-off-by: Faiz Abbas <faiz_abbas at ti.com>
>>>>>
>>>>> Since we had previously and intentionally enabled FAT over raw MMC
>>>>> location, why the switch back?  Thanks!
>>>>>
>>>>
>>>> This commit added this:
>>>>
>>>> commit fb69464eae1ec5aed2ee0e3a9e5533a31ad38bac
>>>> Author: Maxime Ripard <maxime.ripard at free-electrons.com>
>>>> Date:   Tue Jan 23 21:17:01 2018 +0100
>>>>
>>>>     env: Allow to build multiple environments in Kconfig
>>>>
>>>>     Now that we have everything in place in the code, let's allow to build
>>>>     multiple environments backend through Kconfig.
>>>>
>>>>     Reviewed-by: Andre Przywara <andre.przywara at arm.com>
>>>>     Reviewed-by: Lukasz Majewski <lukma at denx.de>
>>>>     Reviewed-by: Simon Glass <sjg at chromium.org>
>>>>     Signed-off-by: Maxime Ripard <maxime.ripard at free-electrons.com>
>>>>
>>>>
>>>> Looking at the the cover letter for that series
>>>> (https://patchwork.ozlabs.org/cover/842057/) , it seems to be an attempt
>>>> to combat the increasing size of U-boot by permanently moving the
>>>> environment to FAT partition.
>>>
>>> Well, not exactly.  It's about allowing more than one location to be
>>> enabled.  For example, raw eMMC when that makes sense or FAT file when
>>> that makes sense.  If Lokesh ack's the change (or passes MAINTAINER over
>>> to someone else who acks), OK, we'll do this.  But there's intentional
>>> reasons we've put it in a file in FAT before, even on this platform.
>>> But maybe use cases have changed, and that's fine.
>>>
>>
>> Ok. The cover letter said they want to get rid of raw bootmode
>> altogether and that is why I was concerned. Thanks for clearing it up.
> 
> If EMMC is the already the first in the list for saving env, then we don't need
> this change right?
> 

Its not the first in list. It always tries to look for FAT first and
then EMMC.

Thanks,
Faiz


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