[U-Boot] Query on CONFIG_SYS_THUMB_BUILD

Victor Ascroft
2014-11-14T06:10:50Z

On 11/14/2014 11:13 AM, Wolfgang Denk wrote:
> Dear Victor,
>
> In message <54658577.3090807@gmail.com> you wrote:
>>
>>>> I am working with a Cortex A5 Freescale Vybrid Processor. Since a thumb build leads to a saving of almost 1 MB for my u-boot image and consequently to faster serial downloads I have been looking at this. Currently enabling this option leads to a hang
>> .
>>>
>>> Saving 1 MB? So how big is your U-Boot image, then?
>>
>> To be exact
>>
>> For a thumb build:
>> 363288 bytes
>>
>> For a non thumb build:
>> 482072 bytes
>
> That saves 118784 bytes or 116 KiB. This is still a lot, but far from
> the dramatic "1 MB" you claimed...

Argh...Sorry my bad. I made a mistake there in interpreting the KB and MB.

>
> Best regards,
>
> Wolfgang Denk
>