Subject: Re: Patch for two mbuf dma optimizations
To: Jaromir Dolecek <>
From: Greywolf <>
List: tech-kern
Date: 03/31/2003 10:46:33
Thus spake Jaromir Dolecek ("JD> ") sometime Saturday...

JD> Matt Fredette wrote:
JD> >
JD> > > I'm pretty sure we don't have any platforms where the page size presented
JD> > > to the OS is < 4K.
JD> >
JD> > The sun2 page size is 2K.
JD> And vax 512 bytes IIRC. Why does sun2 2k pages and not 8k as the rest
JD> of m68k ports?

VAX was 1k; I had originally thought the original i386 to be 1k as well,
but I'm probably wrong.

Sun2 uses a MC68010 as opposed to the MC68020 which dominates the rest
of the ports.

JD> Jaromir
Hack on NetBSD, and your code runs on over 40 architectures.