[U-Boot] [PATCH 1/2] test/py: move find_ram_base() into u_boot_utils

[Stephen Warren <swarren@wwwdotorg.org>]

On 01/22/2016 03:30 PM, Wolfgang Denk wrote:
> Dear Stephen,
>
> In message <1453417531-23669-1-git-send-email-swarren@wwwdotorg.org> you wrote:
>>
>> find_ram_base() is a shared utility function, not a core part of the
>> U-Boot console interaction.
>
> On which boards did you test this feature?  Eventually ARM only?

It's been tested on a few ARM, sandbox, and at least one microblaze.

>> +    with u_boot_console.log.section('find_ram_base'):
>> +        response = u_boot_console.run_command('bdinfo')
>> +        for l in response.split('\n'):
>> +            if '-> start' in l:
>> +                ram_base = int(l.split('=')[1].strip(), 16)
>> +                break
>
> Searching for "-> start" is probably not exactly portable.  For
> example, on a PowerPC system the output of "bdi" might look like this:
>
> => bdi
> memstart    = 0x00000000
> memsize     = 0x04000000
...
>
> [example is from a TQM5200S, U-Boot 2016.01-00223-gb57843e]

Good point. I think the best fix here is to modify all implementations 
of "bdinfo" to print the same information and in the same format as much 
as possible. Do you agree?