[U-Boot] [PATCH 1/4] Add option -r to env import to allow import of text files with CRLF as line endings

Stephen Warren swarren at wwwdotorg.org
Thu Aug 14 21:51:21 CEST 2014


On 08/14/2014 01:38 PM, Alexander Holler wrote:
> Am 14.08.2014 17:49, schrieb Stephen Warren:
>> On 08/14/2014 02:25 AM, Alexander Holler wrote:
>
>>> As I've just remembered where I did see your name before, the config for
>>> the rpi (as found in 2004.04) misses the uenvcmd. That's necessary to
>>> execute commands when using uEnv.txt.
>>>
>>> It's easily done with something like the following:
>>>
>>>                                 "env import -t -r $loadaddr
>>> $filesize;" \
>>>                                 "if test -n \"$uenvcmd\"; then " \
>>>                                         "echo \"Running uenvcmd
>>> ...\";" \
>>>                                         "run uenvcmd;" \
>>>                                 "fi;" \
>>
>> My intention was that uEnv.txt be used to set up environment variables,
>> not to allow its use for custom scripts.
>>
>
> Sure. In most cases changing the predefined available variables is
> enough. But it's a very hand option if someone wants or needs to do
> stuff which can't be done by just changing some environment variables
> (one never knows what ideas people will have).

For such presumably non-standard things, why can't the user simply edit 
$bootcmd, and pre-pend whatever they want?


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