[PATCH 6/6] cmd: Add a memory-search command

Michal Simek michal.simek at xilinx.com
Thu Jun 4 10:33:30 CEST 2020


On 04. 06. 20 4:59, Simon Glass wrote:
> Hi Michal,
> 
> On Wed, 3 Jun 2020 at 01:08, Michal Simek <michal.simek at xilinx.com> wrote:
>>
>> On 03. 06. 20 3:26, Simon Glass wrote:
>>> It is useful to be able to find hex values and strings in a memory range.
>>> Add a command to support this.
>>>
>>> cmd: Fix 'md' and add a memory-search command
>>> At present 'md.q' is broken. This series provides a fix for this. It also
>>> implements a new memory-search command called 'ms'. It allows searching
>>> memory for hex and string data.
>>> END
>>
>> END likely shouldn't be here.
> 
> Oops
> 
>> Recently I have met with the case that I have strings in i2c eeprom and
>> need to move them to variable. And I didn't find any way how to do it.
>> That's why I am curious if you are introducing this new command to also
>> in case of string search to fill any variable which will contain this
>> string.
> 
> Sorry it is just for memory-mapped things at present. But like we have
> 'i2c md' I suppose we could have 'i2c ms'.

It wouldn't matter. I can do i2c read to memory and then ms to do it.
But question remains. When you find the string in memory how you want to
work with it? You need to have a way to move it to variable and use it
as the part of your script.

Thanks,
Michal



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