[U-Boot-Users] ramdisk problem (once again?)

michael trimarchi at gandalf.sssup.it
Wed Feb 13 12:07:50 CET 2008


Wolfgang Denk wrote:
> In message <47B2202A.7000807 at gandalf.sssup.it> you wrote:
>   
>>> The kernel.org tree does not recognize  a  ramdisk  image  in  flash.
>>> Patches  have  been posted here since 2.4.17 times, but never made it
>>> upstream. See the archives ...
>>>   
>>>       
>> If you want to use it, put in ram before... Regards Michael
>>     
>
> yesm that's the status quo - but it's plain stupid. Why  add  another
>   
I just answer to the question.
> memory  copy of megabytes of data, when the kernel will just read the
> data, uncompres it and write it to some  (other)  RAM  location?  The
> flash  is mapped anyway (normally), so it just has to check if it's a
> RAM or flash address to decide if it should free that  area  or  not.
> That's a tiny patch, actually.
>   
Regards Michael





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