Date: Mon, 16 Aug 2010 07:23:25 +1000 From: John Nicholls <john@thinlinx.com> To: Andrew Turner <andrew@fubar.geek.nz> Cc: freebsd-arm@freebsd.org Subject: Re: FreeBSD EABI ARM & Network boot image howto? Message-ID: <1281907405.27697.19.camel@xeon.thinmesh.com> In-Reply-To: <20100816081533.30ff461f@fubar.geek.nz> References: <1281869630.24339.63.camel@xeon.thinmesh.com> <20100815.085312.690091871549704621.imp@bsdimp.com> <20100816081533.30ff461f@fubar.geek.nz>
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On Mon, 2010-08-16 at 08:15 +1200, Andrew Turner wrote: > On Sun, 15 Aug 2010 08:53:12 -0600 (MDT) > "M. Warner Losh" <imp@bsdimp.com> wrote: > > > In message: <1281869630.24339.63.camel@xeon.thinmesh.com> > > John Nicholls <john@thinlinx.com> writes: > > : Special thanks to Yohanes Nugroho & Greg Ansley for the fantastic > > work : they have done with the FreeBSD port to the AT91SAM9G20. Great > > to see : FreeBSD gaining more traction in the embedded World :) > > : > > : I have a couple of questions, > > : > > : (1) I noticed a significant performance boost under Linux when > > Linux ARM : moved to EABI, are there any plans for a EABI FreeBSD > > version? : > > : http://wiki.debian.org/ArmEabiPort > > > > People have talked about it, but so far nothing concrete has been > > done, to my knowledge. > > I had a look at this over the weekend. I managed to get a userland > compiled with the current abi into single user mode on a kernel > compiled with -mabi=aapcs-linux (gnueabi). The main problem I found > was the change in packing for structs causing strange behaviour in > userland. > > My plan is to clean up the code and post it somewhere for further > testing. That's great news Andrew! Debian Linux have dropped support for the old ARM and moved to ARMEL, I hope FreeBSD moves in this direction also... John > Andrew
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