Am 04.12.2018 um 23:32 schrieb Johny Five <kox...@gmail.com>:

> You mean A3000 or A4000 with some onboard/cpu accelerator FastRam + 
> ZorroRAM/BigRAM in Zorro3 slot?
> 
> On Tue, Dec 4, 2018 at 11:23 PM Michael Schmitz <schmitz...@gmail.com> wrote:
> All,
> 
> anyone on this list with an Amiga running Linux that has both Zorro-II 
> and Zorro-III RAM installed, so would trigger the warning message:
> 
> "%dK of Zorro II memory will not be used as system memory\n"
> 
> early during booting the kernel?
> 
> Would be nice to get Geert's patch (see 
> <20181204195014.21461-1-ge...@linux-m68k.org>) tested on such a system.

Yes, this should be the same with the BigRamPlus extension, except that on 
Amigas the address scheme is of course different and Amigas will use memory 
priorities (the faster the memory is, the higher the priority is). 
ChipRam should be priority 0, normal (fake) FastRam is about priority 20 or so 
while real FastRam on an accel board like Cyberstorm MK2 is about priority 40 
or so. 
See also 
http://amiga.nvg.org/amiga/reference/Hardware_Manual_guide/node00D4.html or 
https://www.amigacoding.com/index.php/Amiga_memory_map for a quick reference or 
search for my post on this ML about the BigRamPlus in Spice/Arrakis. 
For that link you can see several memory chunks like Chip Memory, Zorro II 
Memory Expansion space, Expansion Memory, Motherboard Fast RAM, maybe Copressor 
Slot Expansion and Zorro III Expansion. 

I’m not sure if that patch will fix that issue, but neither I’m a kernel hacker 
nor a programmer, nor do I know if memoryblock is a block of memory or memory 
to block from being used. ;-)

Back then during the discussion about BigRamPlus donation by Debian the 
conclusion was that memory pools need to be ported to make use of the BRP which 
would also solve the issue of ST-RAM for the Ataris, IIRC. 

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