[LinuxBIOS] Add support for the AMD SimNow (TM) simulator

Myles Watson myles at pel.cs.byu.edu
Fri Nov 9 21:37:30 CET 2007



> -----Original Message-----
> From: Jordan Crouse [mailto:jordan.crouse at amd.com]
> Sent: Friday, November 09, 2007 1:32 PM
> To: Myles Watson
> Cc: linuxbios at linuxbios.org
> Subject: Re: Add support for the AMD SimNow (TM) simulator
> 
> On 09/11/07 13:26 -0700, Myles Watson wrote:
> > > -----Original Message-----
> > > From: Jordan Crouse [mailto:jordan.crouse at amd.com]
> > >
> > > It will reset once - it shouldn't reset repeatedly (doesn't on my
> > > test setup).  I haven't tried the public version yet, I'll do that.
> > > The issue is on the non-coherent devices - the coherent ones should
> > > optimize correctly - if they don't, thats a way bigger problem.
> >
> > It continuously reset for me.  It seems to work fine with a LAB payload
> with
> > the soft_reset commented out.
> 
> what version of SimNow are you using, and what BSD?

4.4.1 cheetah_1p.bsd

When I use cheetah_1p_jh.bsd it works.

Myles

> 
> > > > I haven't run into the other issues (beside the reset), so I don't
> > > > know how to test them.
> > >
> > > If it boots quickly, then you don't hit the other problem.  If the
> > > thing grinds to a halt then you hit it.
> >
> > Maybe that's related to the single reset?
> 
> No, it has to do with CAR issues on multiple nodes - you might not hit it
> if you only have 1 processor x 1 core.
> 
> --
> Jordan Crouse
> Systems Software Development Engineer
> Advanced Micro Devices, Inc.






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