Date: Fri, 20 Aug 2010 17:27:18 +0200 From: Bernd Walter <ticso@cicely7.cicely.de> To: SAITOU Toshihide <toshi@ruby.ocn.ne.jp> Cc: freebsd-arm@freebsd.org Subject: Re: at91sam9260: Patches Message-ID: <20100820152717.GX18689@cicely7.cicely.de> In-Reply-To: <20100820.221526.193682492.toshi@ruby.ocn.ne.jp> References: <4C531E13.1070008@ansley.com> <20100820.221526.193682492.toshi@ruby.ocn.ne.jp>
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On Fri, Aug 20, 2010 at 10:15:26PM +0900, SAITOU Toshihide wrote: > In message: <4C531E13.1070008@ansley.com> > Greg Ansley <gja@ansley.com> writes: > > The following diff on top of my previous diff adds support > > for the AT91SAM9260 chip and Atmel AT91SAM9260-EK Evaluation > > card. > > > > Using config file SAM9G20EK you can boot on both the 9260 > > and 9G20 based development cards with the same binary. > > Thank you for your patch! > > My AT91SAM9XE256 board(*1) boot with this patch. > I only need is to edit the sys/arm/at91/at91reg.h to fake up. > (#define ARCH_ID_AT91SAM9XE256 0x329a93a0) I've always wondered if it is reasonable to use the internal SRAM on AT91SAM9/RM9200 for time sensitive purpose like NIC DMA buffer, or often used kernel Tables. The AT91SAM9XE256 has 32k of it, which would be 8x 4k pages, but they all have a at least a few pages available. -- B.Walter <bernd@bwct.de> http://www.bwct.de Modbus/TCP Ethernet I/O Baugruppen, ARM basierte FreeBSD Rechner uvm.
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