Re: 'virtual HW' into kernel (SystemC)

[Jeff Garzik <jgarzik@pobox.com>]

Eric Piel wrote:
> 09/07/2005 01:40 PM, Jeff Garzik wrote/a écrit:
> > No need for a set of tools.  As long as your SystemC simulator 
> > simulates an entire platform -- CPU, DRAM, etc. -- then you can boot 
> > Linux on the simulated platform.
> >
> > If you can boot Linux on the simulated platform, then you can easily 
> > develop a Linux driver long before real HW is available.
>
>
> No, this approach is not feasible because it would be require to 
> describe the entire computer in SystemC:

Correct.


> it's extremly complex to do

Not if you can reuse pre-existing parts from http://www.opencores.org/ 
and similar places.


> the simulation will be very slow.

Depends on your simulator ;-)


>  From what I understand Màrius tries to only simulate one component 
> (like a PCI card). As suggested Muli, a plugin to something like quemu 
> sounds like a good idea?

A plugin to qemu or Bochs should work, in theory.  In practice, neither 
are great for PCI MMIO or PCI DMA.

	Jeff


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