Hello,

I'm new to the Gem5 ! 

I want to read some pre-recorded memory traces (it's a file that contains a 
serie of memory access) with Gem5. I want to stress the interconnection network 
and the memories with it, I need precises simulations so I want to use the Ruby 
Simulator. 

I've starting to implement a CPU that just read an access on my memory trace 
and convert it into a request for Ruby, this is quite similar to the Ruby 
Tester that generate some traffic with randomly addresses. I don't know if some 
works have already been done in this direction. 

Anyway I'm having trouble with the address of my request, cause I recorded my 
memory traces on my computer so the addresses that I have recorded are 48-bits 
virtual addresses and I don't know how to convert it to physical addresses 
(which seem to be on 27 bits in my case ?)

If anyone has a clue , or can point be to a better direction to stimulate the 
Ruby system with some pre-recorded file ? I can't use the TrafficGen generators 
if I use Ruby Systems right ? 

--
Grégory Vaumourin 
Doctorant - Phd Student 
Laboratoire Adéquation Algorithme Architecture -- Matching
Algorithm Architecture Laboratory
Phone: +33 (1) 69080069 




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