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Date: Thu, 22 Jan 2009 19:05:18 +0100
From: Bernd Walter <ticso@cicely7.cicely.de>
To: Alexander Motin <mav@FreeBSD.org>
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Cc: freebsd-arm@FreeBSD.org, ticso@cicely.de
Subject: Re: Mount root from SD card?
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On Thu, Jan 22, 2009 at 08:02:14PM +0200, Alexander Motin wrote:
> Bernd Walter wrote:
> >As another point:
> >Is it possible to support SHDC with mci some day, or is there a special
> >hardware requirement for SDHC?
> 
> SDHC (SD High Capacity) has just a different data addressing scheme (in 
> 512bytes blocks instead of bytes). There is no special hardware 
> requirements, only minor initialization differences. With present 
> mmc/mmcsd modules SDHC should work fine on any controller.

Good news - thank you for clearification.

-- 
B.Walter <bernd@bwct.de> http://www.bwct.de
Modbus/TCP Ethernet I/O Baugruppen, ARM basierte FreeBSD Rechner uvm.