[uClinux-dev] kernel 2.4.x RAM requirements

[David McCullough]

Jivin Marcos Pereira lays it down ...
> Hi David,
> the strange memory size is because the RAM memory starts at 0x02000000. 

Look in

	linux-2.4.x/include/asm-m68knommu/page_offset.h

Add you platform by following another example.  You should then be able
to set you RAM size correctly,

Cheers
Davidm

> If I define the memory size correctly (2MB) in the crt0_ram.S the system 
> doesn't boot.
> I looked at the /proc/mem_map and this  is the  results:
> 
> init             Mem:   86176 Slack:     470 Shared:       0 Rom:   18912
> sh               Mem:   22528 Slack:    2948 Shared:       0 Rom:   36544
> agetty           Mem:   18432 Slack:    2042 Shared:       0 Rom:   18752
> Total            Mem:  127136 Slack:    5460 Shared:       0 Rom:   74208
> 
> Active: 0, inactive: 5, free: 19
> Free pages:      19 (76kB), %10 frag, %35172 slack
> Free blks:        2 min=6 max=13 avg=9
> Used blks:        3 min=3 max=8608 avg=2895
> 
> How do I enable the CONTINGUOS page allocator?
> What is the patch that you say?
> 
> Thanks for the help,
> Marcos
> 
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-- 
David McCullough,  david_mccullough at securecomputing.com,   Ph:+61 734352815
Secure Computing - SnapGear  http://www.uCdot.org http://www.cyberguard.com