Subject: Re: Where the kernel lives ...
To: Andrew Cagney <email@example.com>
From: Chris G Demetriou <Chris_G_Demetriou@lagavulin.pdl.cs.cmu.edu>
Date: 06/18/1995 02:41:36
> There is somewhat of a tradition of having kernels live at virtual
> address 0xf....... or something similar. Is this really needed? Could,
> for instance (assuming the architecture allows it) a kernel live at
> address 0x0. Do any of the existing ports do this?
You can only do it if the kernel and user-space don't share a single
That is the case (they share seperate address spaces), for example, on
the m68k. On the m68k, for at least some ports, KVM starts at zero.