Subject: Re: TLB entries question
To: None <simonb@NetBSD.org>
From: Izumi Tsutsui <tsutsui@ceres.dti.ne.jp>
List: port-mips
Date: 12/15/2006 21:48:36
simonb@NetBSD.org wrote:
> "Alex Pelts" wrote:
>
> > I have a simple question about TLB entries. If you need to memory map
> > area larger than page size does netbsd kernel allocate one tlb entry to
> > describe entire area or multiple entries describing several pages of
> > page size each?
>
> NetBSD only ever uses 4kB pages.
>
> If you're talking about non-KSEG0/1 kernel areas, using larger pages
> shouldn't be an overly difficult project...
How about sys/arch/mips/mips/wired_map.c?
(used by arc and ews4800mips etc. to map framebuffer VRAM)
---
Izumi Tsutsui