RELENG_7_0: KVA_PAGES=375, BTX halted

Boris Samorodov bsam at ipt.ru
Mon Jan 14 14:09:48 PST 2008


On Mon, 14 Jan 2008 13:27:11 -0800 Kip Macy wrote:

> Read the comment in pmap.h:

> /*
>  * Size of Kernel address space.  This is the number of page table pages
>  * (4MB each) to use for the kernel.  256 pages == 1 Gigabyte.
>  * This **MUST** be a multiple of 4 (eg: 252, 256, 260, etc).
>  */
> #ifndef KVA_PAGES
> #ifdef PAE
> #define KVA_PAGES	512
> #else
> #define KVA_PAGES	256
> #endif
> #endif

Got it. Thanks Kip!

> On Jan 14, 2008 1:23 PM, Boris Samorodov <bsam at ipt.ru> wrote:

> > can you tell me which value may be used for KVA_PAGES? If I use
> > KVA_PAGES=360, the system boots. If I use KVA_PAGES=375, the system
> > halts at BTX stage:


WBR
-- 
Boris Samorodov (bsam)
Research Engineer, http://www.ipt.ru Telephone & Internet SP
FreeBSD committer, http://www.FreeBSD.org The Power To Serve


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