Re: Excellent job on the firewire support!

From: Andrew Gallatin <gallatin_at_cs.duke.edu>
Date: Wed, 21 Jul 2004 10:41:22 -0400 (EDT)
Doug Rabson writes:
 > Actually thats the only downside of dcons. It doesn't cut in until the 
 > firewire controller attaches. It relies on the fact that the fwohci 
 > driver allows access to physical memory from any node on the bus 
 > (implemeted in hardware so you can examine the memory of a hung 
 > machine). The dconschat program uses this feature to access the dcons 
 > ring buffers in the target machine.

Does remote access to physical memory require dcons to be loaded
on the target?

If no, assuming I had a Windows or Linux box on the firewire bus, would it be
possible to access physical memory from a different OS?

Thanks,

Drew
Received on Wed Jul 21 2004 - 12:41:29 UTC

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