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Hi Pau,


It’s probably not possible without a lot of set up, but I have found that GPUs 
that are “not supported” sometimes still work anyway with certain compute 
stacks.  You would probably need to:

  *   Find a BIOS for a GCN3 GPU or rip it from a real GPU – This is so the 
driver loads so *at least* this is required
  *   The GPU must be a dGPU or you would need to write an IOMMU model in gem5 
to use an APU
  *   You *may* need to use an older software stack – These could be hard to 
find pre-packaged anymore and might require building from source
  *   May need to rewrite applications with older software stack API – 
Dependent on previous step

This will certainly not be easy, even if possible.  Out of curiosity, which 
parts of GCN3 are you interested in that are different from Vega or Vega does 
not have?


-Matt

From: Pau Galindo Figuerola via gem5-users <gem5-users@gem5.org>
Sent: Tuesday, September 19, 2023 4:02 AM
To: gem5-users@gem5.org
Cc: Pau Galindo Figuerola <pau.galindo.figuer...@estudiantat.upc.edu>
Subject: [gem5-users] GCN3 Full System

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Hi,

Is it possible to use GCN3 model to run FS mode? I've done it with VEGA but I'm 
interested in GCN3 architecture.

In case it is what would it require?

Thank you.

Regards,
Pau
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