[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Re: [f-cpu] X-Bar replacement and PoC of massiv-parallel-computing, hints?



hello,

Michael Riepe <michael@stud.uni-hannover.de> :
>On Mon, Oct 08, 2001 at 09:43:05PM +0200, Andreas Romeyke wrote:
>> Hello,
>> 
>> In a lecture about uController I had the idea of following architecture:
>> 
>> Controller <-> RAM
>>     |
>>  +--+--+-----+-----+ ...
>>  |     |     |     |
>> ALU1  ALU2  ALU3  ALU4 
>> 
>> Every ALU is very simple, it has 2 connections to a fast 2-wired serial 
>> bus and 8 lines to hardwire the ALU-adress. Every ALU has a serial bus
>> de/encoder, a queue/register-set of 16 entries with static length and
>> contains basic functions like "add", "shift"/"ror"/"ashift", "xor", "and",
>> "or", "not" on 8-bit basis.
>
>I'd rather use an array of ALUs, with separate row and column buses
>and dedicated links to their neighbours (much like the cells in an
>FPGA).  Or maybe a ring.

this remembers me of :
Illiac IV
MASPAR
CM1
CM2
GAPP
and of course :
OpenRisc OR2K :-D

>The second point is: why do you want to use S/P and P/S converters?
yep. that's the central question...

> Michael "Tired" Riepe <Michael.Riepe@stud.uni-hannover.de>
YG

*************************************************************
To unsubscribe, send an e-mail to majordomo@seul.org with
unsubscribe f-cpu       in the body. http://f-cpu.seul.org/