Re: [bug #17346] GNU mach can't handle 4GB memory

[Constantine Kousoulos]

Samuel Thibault wrote:
> Constantine Kousoulos, le Mon 20 Nov 2006 16:27:07 +0200, a écrit :
> > Oops wrong copy-paste. Correct my previous email with this:
> >
> > ... Mach's virtual address space is 4 GB big according to this 
> > entry in gnumach/i386/i386/vm_param.h: #define 
> > LINEAR_MAX_KERNEL_ADDRESS	((vm_offset_t) 0xffffffff) ...
>
> Nope, that's just the upper limit. And since the lower limit is 
> #define LINEAR_MIN_KERNEL_ADDRESS       ((vm_offset_t) 0xc0000000)
> that makes 1GB.

Doesn't Mach use at all virtual addresses from 0x00000000 to 
0xc0000000?