svn commit: r277467 - in head/sys/arm: arm at91 cavium/cns11xx mv samsung/s3c2xx0 versatile xscale/i80321 xscale/i8134x xscale/ixp425 xscale/pxa

[Andrew Turner]

On Wed, 21 Jan 2015 02:56:14 +0000 (UTC)
Ian Lepore <ian at FreeBSD.org> wrote:

> Author: ian
> Date: Wed Jan 21 02:56:13 2015
> New Revision: 277467
> URL: https://svnweb.freebsd.org/changeset/base/277467
> 
> Log:
>   For some reason, all the arm bus_space functions that work with
> uint16 values have armv4 in the name.  There's nothing armv4-special
> about them, so just use the same sort of names as all the other
> functions.

This is because ARMv3 lacked half word load and store instructions. We
got this code from NetBSD who appears to have support for these older
ARM processors.

Andrew