Re: [microblaze-uclinux] minimum memory neededd for the kernel andmblaze

[John Williams <jwilliams@xxxxxxxxxxxxxx>]

Steve Sanders wrote:
> 500KB of RAM will be really tough, if not impossible.  I got it going
> in 1MB of RAM, but even that was difficult.  Check some of my posts to
> this group in the Nov. 2005 timeframe.  The 500KB of ROM should be OK -
> I vaguely remember my image sizes being smaller than that.

I think the only way it can be done is to run the kernel code direct 
from flash, with only the data segment in RAM (plus userspace of 
course).  A bit of hacking could leave the romfs in flash as well.

Regards,

John




> 
> Steve
> 
> --- "Brockhaus, Daniel" <brockhaus.d@rheinmetall-de.com> wrote:
> 
> 
>> 
>>
>>Hi,
>>
>>I am a college student and for my diploma thesis I want to put an OS
>>into a FPGA (virtex II pro) from Xilinx. 
>>
>>The OS should be an open source project and the footprint has to be
>>less then 500 Kbytes ROM and 500 Kbytes RAM
>>
>>Do I have a chance to get the µCLinux Kernel in my Board? Or is it
>>impossible?  
>>
>>Thanks Daniel
>>
>> 
>>
>> 
>>
>>
> 
> 
> ___________________________
> microblaze-uclinux mailing list
> microblaze-uclinux@itee.uq.edu.au
> Project Home Page : http://www.itee.uq.edu.au/~jwilliams/mblaze-uclinux
> Mailing List Archive : http://www.itee.uq.edu.au/~listarch/microblaze-uclinux/


-- 
Dr John Williams, Research Fellow,
Embedded Systems Group / Reconfigurable Computing
School of ITEE, The University of Queensland, Brisbane, Australia
(p) +61 7 33652185  (f) +61 7 33654999 (m) +61 403969243
___________________________
microblaze-uclinux mailing list
microblaze-uclinux@itee.uq.edu.au
Project Home Page : http://www.itee.uq.edu.au/~jwilliams/mblaze-uclinux
Mailing List Archive : http://www.itee.uq.edu.au/~listarch/microblaze-uclinux/